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HP 85662A, Руководство по устранению неисправностей и ремонту

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HP Part Number 85662-60132

 Log Amplifier-Detector

Description

Code

TRANSISTOR NPN SI TO-18 

0471:

RESISTOR 10 +-1% 

 TF 

9163;

RESISTOR 10 +-1% 

 TF TC=O+-100

9163;

RESISTOR 10 +-1% 

 TF TC=O+-100

9163;

RESISTOR 10 +-1% 

 TF TC=D+-100

 Part 

Number

CMF-55-1. T-l

CMF-55-1. T-l

CMF-55-1. T-l
CMF-55-1, T-l

RESISTOR 

 +-1% 

 TF TC=O+-100

19701

RESISTOR 

 +-1% 

 TF TC=O+-100

19701

RESISTOR 110 +-1% 

 TF TC=O+-100

19701

RESISTOR 

 1% 

 F TC=O+-100

24546

RESISTOR 

 1% 

 F 

2454E

RESISTOR 316 1% 

 TF TC=O+-100

19701

RESISTOR 

 +-1% 

 TF TC=O+-100

19701

RESISTOR 

 +-1% 

 TF TC=O+-100

19701

RESISTOR   +-1% 

 TF TC=O+-100

19701

RESISTOR-TRMR 20K 10% TKF SIDE-ADJ 

73138

RESISTOR 

 +-1% 

 TF TC=O+-100

19701

 

 +-1% 

 TF TC=O+-100

19701

 316 1% 

 TF TC=O+-100

19701

 110 1% 

 F TC=O+-100

24546

 

 +-1% 

 TF TC=O+-100

19701

 

 1% 

 F TC=O+-100

24546

 

 1% 

 F TC=O+-100

24546

 3.831: 1% 

 TF TC=O+-100

19701

 

 +-1% 

 TF TC=O+-100

19701

 

 +-1% 

 TF TC=O+-100

19701

 

 +-1% 

 TF TC=O+-100

19701

 147 1% 

 TF TC=O+-100

19701

 

 1% 

 F TC=O+-100

24546

 

 1% 

 F TC=O+-100

24546

 316 1% 

 TF TC=O+-100

19701

 

 

 

 TF TC=O+-100

19701

 

 +-1% 

 TF TC=O+-100

19701

LESISTOR 

 1% 

 F TC=O+-100

24546

 

 +-1% 

 TF TC=O+-100

19701

 

 

 

 TF TC=O+-100

19701

 147 1% 

 TF TC=O+-100

19701

 

 1% 

 F TC=O+-100

24546

 

 1% 

 F 

24546

 

 1% 

 F 

24546

 

 +-1% 

 TF TC=O+-100

19701

 316 1% 

 TF TC=O+-100

19701

 

 +-1% 

 TF TC=O+-100

19701

 

 +-1% 

 TF 

19701

 316 1% 

 TF TC=O+-100

19701

   +-1% 

 TF TC=O+-100

19701

ESISTOR 

 +-1% 

 TF TC=O+-100

19701

ESISTOR 10 +-1% 

 TF TC=O+-100

91637

CMF-55-1. T-l

ESISTOR 10 +-1% 

 TF TC=O+-100

91637

CMF-55-1, T-l

*Indicates factory-selected value

Reference

Designatior

HP Part

Number

1854-0019

0757-0346
0757-0346

0757-0346
0757-0346

0757-0439
0757-0279
0757-0402
0698-3136
0698-3136

0698-3444
0757-0439
0757-0279
0757-0280
2100-3161

0757-0439

3698-3444
3757-0402
3757-0279

3698-3136

1698-3136
1698-3153

1757-0279

1757-1094

1698-3438

1698-3136
1698-3136

1698-3444
1757-0279
1757-0439
1698-3444

757-0346

 Parts 

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Содержание 85662A

Страница 1: ...Troubleshooting and Repair Manual HP 85662A Spectrum Analyzer IF Display Section HEWLETT PACKARD HP Part No 85662 90085 Microfiche Part No 85662 90086 Printed in USA December 1990 ...

Страница 2: ...ckard Company 1990 All Rights Reserved Reproduction adaptation or translation without prior written permission is prohibited except as allowed under the copyright laws 1212 Valley House Drive Rohnert Park CA 94928 4999 USA ...

Страница 3: ...from another country HP warrants that its software and firmware designated by HP for use with an instrument will execute its programming instructions when properly installed on that instrument HP does not warrant that the operation of the instrument or software or firmware will be uninterrupted or error free Limitation of Warranty The foregoing warranty shall not apply to defects resulting from im...

Страница 4: ...siderations Warning 9 Before this instrument is switched on make sure it has been properly grounded through the protective conductor of the ac power cable to a socket outlet provided with protective earth contact Any interruption of the protective grounding conductor inside or outside the instrument or disconnection of the protective earth terminal can result in personal injury Warning There are m...

Страница 5: ...nnection Table and Overall IF Block Diagram Al Display Section Troubleshooting information Block Diagram and AlAl through AlAlO service sheets A3 Digital Storage Troubleshooting information Block Diagram and A3Al through A3AlO service sheets A4 Section Block Diagram and A4Al through A4AlO service sheets Information and service sheets that explain the difference between an IF Display Section with a...

Страница 6: ...al number prefixes below 24038 are covered in both Volume 3 of the HP 8566A Operating and Service Manual HP part number 08566 90006 and Volume 3 of the HP 85688 Operating and Service Manual HP part number 08568 90012 How the HP 85662A Is Used n HP 85662A IF Display Section is used with q HP 85660B RF Section as the HP 8566B Spectrum Analyzer q HP 85680B RF Section as the HP 8568B Spectrum Analyzer...

Страница 7: ...t Panel Removal and Repair Tab AlAl Keyboard n CRT Replacement Tab AlA High Voltage Regulator n IF Display Section Internal Fuse Replacement Tab AlA f15 V Regulator and High Voltage Major Assembly and Component Locations Major assembly and component location illustrations for the IF Section are located at the rear of this manual Troubleshooting Troubleshooting information for the IF Section is div...

Страница 8: ...ckaging materials identical to those used in factory packaging are available through Hewlett Packard offices Part numbers and descriptions of the packaging materials are listed in Figure 1 The combined weight of the two instrument sections is approximately 50 kg 112 lbs Because of the weight involved do not package the instrument sections fastened together as one unit The instrument sections must ...

Страница 9: ...for shipping containers 3 Seal each container securely and if shipping to a Hewlett Packard office or service center attach a tag to each container indicating the type of service required return address model number and full serial number For your convenience a supply of tags is included at the end of this section 4 Mark each container FRAGILE to assure careful handling I TEM QTY 0 1 1 0 2 2 0 3 1...

Страница 10: ...Long Line AUX BLANK Auxiliary Blanking Output LLGBLANK LOW Line Generator Blanking Control 4ux z Auxiliary Z Axis Output LLL LOW Long Line 4VdB Attenuation Control LMEMEN LOW Enable Memory Output 2 LOG Log Expand Control Log Linear Control BCI Bll Digital Storage Bus Data Bits 0 through 11 LQ LOW Selected Qualifier BLO BL6 Branch Length Bus Bits 0 through 6 LROMEN LOW ROM Enable BLINK Blink CRT Di...

Страница 11: ...on Bits 0 through 3 Jnk State Bus Bits 0 through 7 OW Enable ADC Output OW Blanking Control nverted CLK LOW Clear Stroke Address Load Character Register Load Expand Register lata Manipulator Output Enable doad Memory Address Register dad Memory Data Register Mnemonic NSO NS7 OS10 0520 l 3320 2 PENLIFT OS QSO QS3 RO R11 RBWA XBWB tBWC XBWD XEC CAL IEC ZERO tMo RM2 RSEN RSHS 50 Sll so s7 jGl0 jG20 1...

Страница 12: ...us Data Bits 0 15 Instrument Bus Data Bits 0 15 Instrument Bus Data Bits 0 15 No Connection No Connection No Connection HIGH IF Display Section Power ON Instrument Bus Address Bits 0 4 Instrument Bus Address Bits 0 4 Instrument Bus Address Bits 0 4 Pin Signal Description 26 ADR3 Instrument Bus Address Bits 0 4 27 ADR4 Instrument Bus Address Bits 0 4 28 ADRS Address Bit 5 not used 29 NC No Connecti...

Страница 13: ......

Страница 14: ......

Страница 15: ...e of rear panel display outputs and the internal test programs If the left INSTR CHECK LED is on a failure has probably occurred in Digital Storage Refer to the A3 Digital Storage Troubleshooting notes for the correct troubleshooting procedure The following paragraphs briefly describe the failure modes and appropriate places to begin the troubleshooting Characters Only If only the characters on th...

Страница 16: ...key in the following Blank Trace A K Recorder Lower Left 0 Hz DSPL ADRS e Recorder Upper Right WRITE 1090 Hz Vector Command 512 Hz X coordinatesforcenter screen 512 Hz Y coordinates for center screen 1092 Hz End of display If the X Y and Z DISPLAY OUTPUTS produce either distorted or no output Digital Storage must be tested Connect a jumper from A3A6TP3 to A3A6TP6 and push A3A7Sl The Digital Storag...

Страница 17: ...can cause the CRT to be disabled If U14 is operating correctly visually inspect the A4A9 assembly Al 3 ...

Страница 18: ......

Страница 19: ...s driven by the PWR DWN signal from AlA f15 V Regulator is activated when line power is applied while the power supply regulators are off Keyboard Switches B The Keyboard Switches are a matrix of rows and columns connected to the RF Section keyboard by the 50 wire Instrument Bus W8 When a keyboard switch is activated Al5 Controller recognizes the switch and performs the indicated operation Status ...

Страница 20: ... blade along the edge of the panel 5 Remove the Front Panel by removing the 8 screws around its edge The LEDs are now accessible for replacement Unsolder the leads of the LED from the rear of the printed circuit board Pull out the LED and its standoff Insert a new LED in the standoff and replace it on the board with the negative lead cathode to the square pad on the printed circuit board Refer to ...

Страница 21: ...ircuit board using a soldering aid and push on the leads to force LED out of switch through the front of the panel Insert new LED through the switch from the front of the panel so that leads extend through the printed circuit board at the rear of the keyboard Negative cathode lead goes to square pad on printed circuit board Pull leads of LED with fingers or needle nose pliers to ensure that LED is...

Страница 22: ...rip as shown in View A of Figure 3 VIEW A R 3 B VIEW B Figure 3 Front Panel Removal and Repair Side and Rear Views 3 Loosen thumbscrews shown in View B of Figure 3 used to fasten instrument sections together 4 Separate instrument sections by holding RF Section in place while pulling forward toward front panel on IF Display Section 4 AlAl ...

Страница 23: ...ure 4 by inserting blade of small flat blade screwdriver into slot and lifting upwards 7 Remove two screws 0 located under trim strip as shown in View B of Figure 4 e e e Q Q e I L e e 0 d e Is e a e e Q e e Q B c r e e e e 0 e B i e 8 m 8 a e a B e e e e I I e t VIEW A VIEW B Figure 4 Front Panel Removal and Repair Bottom and Top Views AlAl 5 ...

Страница 24: ...n in View A of Figure 5 Disconnect cable at connector I and cable at connector on A3AlO Motherboard 10 Front panel is now loose from instrument as shown in View B of Figure 5 11 To remove AlAl Keyboard remove nine screws 00 used to fasten keyboard to frame V I E W A AlAi K E Y B O A R D V I E W B Figure 5 Front Panel Removal and Repair Front Views 6 AlAl ...

Страница 25: ...0 CONT 18873 68020 650 AlAlMPl 5041 3929 1 16 SPACER 45OL LED 28480 5041 3929 AlAlMP3 NOT ASSIGNED AlAlQl 1854 0404 0 1 TRANSISTOR NPN SI TO 18 PD 36DMW 04713 AlAlQ2 1854 0404 0 1 TRANSISTOR NPN SI TO 18 PD 360MW 04713 AlAlRl 2100 3587 0 1 RESISTOR VAR CONTROL CP 2K 10 1OCW 12697 388 AlAlR2 2100 2452 6 1 RESISTOR TRMR 25K 20 CCP TOP ADJ l TRN 01121 FC253M AlAlR3 2100 2452 6 1 RESISTOR TRMR 25K 20 ...

Страница 26: ...SWITCH PB SPST NO MOM 7146E 5560 9436 SWITCH PB SPST NO MOM 7146E 5560 9436 SWITCH PB SPST NO MOM 7146E 5560 9436 SWITCH PB SPST NO MOM 71466 5560 9436 SWITCH PB SPST NO MOM 71468 5560 9436 SWITCH P8 SPST NO MOM 71468 5560 9436 SWITCH PB SPST NO MOM 71468 5560 9436 SWITCH PB SPST NO MOM 71466 5560 9436 SWITCH PB SPST NO MOM 71466 5560 9436 SWITCH PB SPST NO MOM 71466 5560 9436 SWITCH PB SPST NO MO...

Страница 27: ......

Страница 28: ...AlA KEYBOARD Al Front Panel Assembly and Component Locations ...

Страница 29: ...DS13 1 0 56 r d DS14 3 0 510 55 u II s9 l rl p 1 s 7 1 p q q EN l L j n It li A 1 AlAl Keyboard Component Locations 85662 60001 ...

Страница 30: ......

Страница 31: ...Deflection Amplifier and the AlA Y Deflection Amplifer The second version of the AlA assembly the XYZ Driver Amplifier replaces the original AlA Z Axis Amplifier The XYZ Driver Amplifier Serial Number Prefixes 3004A and above incorporates the circuitry of the AlA X Deflection Amplifier and the AlA Y Deflection Amplifier and replaces the AlA and the AlA assemblies too The new AlA XYZ Driver Amplifi...

Страница 32: ...e current in Q7 which is determined by the Z axis input when LBLANK is high When LBLANK is low Q7 is off and the output of the Control Gate amplifier drops to a few volts blanking the CRT Focus Gate Amplifier The Focus Gate Amplifier supplies a correction voltage to the FOCUS grid of the CRT to compensate for defocusing effects with varying intensity levels The magnitude of this correction voltage...

Страница 33: ...fier I is described The Y amplifier consists of an active load constant current source made up of QlOl RlOl R102 and R104 and a pull down transistor Q102 R102 and R104 set the base voltage of QlOl to a nominal dc level RlOl in the emitter of QlOl sets the current in the collector Q102 is biased on by R102 and R104 and is held in linear operation by the emitter of Q104 R106 is the gain setting feed...

Страница 34: ...Gate Amplifier 6 This level corresponds to the dc level at the Control Gate Amplifier output that will be translated to the CRT cutoff voltage by the AlA High Voltage Regulator board R315 is used to translate the voltage brightness signal from U401D into a current at the emitters of Q305 and Q306 of the Blanking Switch 0 CR303 is used to prevent the emitter voltage of Q305 and Q306 from going posi...

Страница 35: ...ition time or there will be gaps between vectors that are supposed to be continuous lines Typically this design yields rise and fall times of 40 ns in response to the blank signal The rise and fall times for the brightness signal are about 150 ns This signal path includes the op amp stages UlOlB and UlOlD which determine the response time The brightness signal has one microsecond to settle between...

Страница 36: ...e actual focus voltage requirements are not extremely critical What this circuit actually produces is a truncated inverted vee current at the input of the focus amplifier R425 and R427 provide a reference voltage for the offset of the absolute value Normally R427 is set to give a one volt reference This is nominally the video voltage that represents center screen 0 V bottom 2 V top of screen and w...

Страница 37: ...e through CR406 from approximately 0 6 V at the cathode of CR406 This puts 3 8 V across R424 maximum with R426 in a full clockwise position zero with R426 in a full counter clockwise position This current is summed into the focus amplifier input and produces the correction for beam position The right left focus correction is identical to the top bottom Both circuits sum into the Focus Gate Amplifi...

Страница 38: ...OR FXD lUF 20 EOOVDC CER 04222 SR302E104MAAH CAPACITOR FXD lUF 20 200VDC CER 04222 SR302E104MAAH CAP VAR 3pF 1 5pF 600 V FEP 74970 273 0001 002 CAPACITOR FXD lUF 20 POOVDC CER 04222 SR302E104MAAH CAPACITOR FXD lUF 20 LOOVDC CER 04222 SR302E104MAAH CAPACITOR FXD lUF 20 POOVDC CER 04222 SR302E104MAAH CAP FXD O luF 50 V 56289 lC20X7R104M050B CAP FXD O luF 50 V 56289 lC20X7R104M050B CAP FXD 1uF 150 V ...

Страница 39: ...ISTOR 2 87K 1 125W TF TC O 100 RESISTOR 51 1 1 125W TF TC O 100 RESISTOR 51 1 1 125W TF TC O 100 RESISTOR 909 1 5W TF TC O 100 RESISTOR TRMR 500 10 TKF SIDE AOJ l TRN RESISTOR TRMR 20K 10 TKF SIDE AOJ l TRN RESISTOR TRMR 1OOK 10 TKF SIDE AOJ l TR RESISTOR 23 7K 1 125W TF TC O 100 RESISTOR 1K 1 125W TF TC O 100 RESISTOR TRMR 50K 10 TKF SIDE AOJ l TRN 3386X 146 203 3386X Y46 104 SFR25H SFR25H 3386X ...

Страница 40: ...8 3416 7 1 RESISTOR 21 5K 1 5W TF TC O 100 19701 5053R AlA2R47 0757 0841 2 1 RESISTOR 12 1K 1 5W TF TC O 100 19701 5053R AlA2R48 0698 3151 7 1 RESISTOR 2 87K 1 125W TF TC O 100 19701 SFR25H AlA2R49 0757 0394 0 1 RESISTOR 51 1 1 125W TF TC O 100 19701 SFR25H AlA2R50 0757 0394 0 1 RESISTOR 51 1 1 125W TF TC O 100 19701 SFR25H AlA2R51 0757 0819 4 1 RESISTOR 909 1 5W TF TC O 100 19701 5053R AlAETPl 03...

Страница 41: ...17 AlA2C119 AlA2C120 AlA2C121 0160 4835 I 0180 4136 3 0160 4835 7 0160 4835 7 0160 3670 f AlA2C122 AlA2C201 AlA2C202 AlA2C203 AlA2C204 D160 3670 D160 3670 9160 3026 3160 3026 3121 0474 AlA2C205 3160 4808 4 AlA2C206 3160 3670 6 AlA2C207 3160 3026 6 AlA2C208 3160 3026 6 AlA2C209 1121 0474 0 AlA2C210 1160 4835 7 AlA2C211 1160 4835 7 AlA2C212 1160 3670 6 AlA2C213 1180 4136 3 AlA2C214 1160 4835 7 AlA2C...

Страница 42: ...LCTLT 00493 150TlROT6X13M CAP FXO IOuF 20 V TA 04200 1730106X9020W CAP FXO O luF 50 V 02010 SAllSClO4KAAH CAP FXO O luF 50 V 02010 SA115C104KAAH CAP FXO 1OuF 20 V TA 04200 1730106X9020W CAP FXO O luF 50 V 02010 SA115C104KAAH CAP FXO O luF 50 V 02010 SA115C104KAAH CAP FXO O luF 50 V 02010 SA115C104KAAH CAP FXO O luF 200 V 02010 SR302E104MAAH CAP FXO O luF 200 V 02010 CAP FXO O luF 200 V 02010 CAP F...

Страница 43: ...0 TRANSISTOR NPN SI TO 39 PO lW FT 150MHZ 02037 TRANSISTOR NPN SI TO 18 PO 360MW 02037 TRANSISTOR PNP 213251 SI TO 18 PO 360MW 02037 TRANSISTOR PNP SI TO 39 PO lW FT 200MHZ 02037 TRANSISTOR NPN SI TO 39 PO lW FT lSOMHZ 02037 2N3251 TRANSISTOR NPN SI TO 18 PO 360MW 02037 TRANSISTOR PNP 2N3251 SI TO 18 PO 360MW 02037 TRANSISTOR NPN SI TO 18 PO 360MW 02037 TRANSISTOR NPN SI TO 18 PO 360MW 02037 TRANS...

Страница 44: ... CRB25 ESISTOR 10 1 125W TF TC O 100 00746 CRB14 OR CR825 ESISTOR 43 21 1 5W TF TC O 100 01074 H2 ESISTOR 6 81K 1X 125W TF TC O 100 00746 CR814 OR CR825 ESISTOR 23 7K 1 5W TF TC O 100 01074 H2 ESISTOR 10 1 125W TF TC O 100 00746 CRB14 OR CR825 ESISTOR 61 9K 1 125W TF TC O 100 00746 CRB14 OR CR825 ESISTOR TRMR 2K 10 TKF SIDE AOJ l TRN 03744 3386X Y46 202 ESISTOR 3 831 1 125W TF TC O 100 00746 CR814...

Страница 45: ...125W TF TC O 100 RESISTOR 100 1 125W TF TC O 100 00746 00746 00746 00746 00746 RESISTOR 51 1 1 125W TF TC O 100 00746 RESISTOR 100 1 125W TF TC O 100 00746 RESISTOR 100 1 125W TF TC O 100 00746 RESISTOR 100 1 125W TF TC O 100 00746 RESISTOR 100 1X 125W TF TC O 100 00746 RESISTOR 1 62K 1 5W TF TC O 100 01074 RESISTOR 5 11K 1 125W TF TC O 100 00746 RESISTOR 10 1X 125W TF TC O 100 00746 RESISTOR 43 2...

Страница 46: ...OR 2 61K 1 125W TF TC O 100 00746 CRB14 OR CR825 ZESISTOR 10 1 125W TF TC O 100 00746 CR814 OR CRB25 ESISTOR 11K 1 125W TF TC O 100 00746 CRB14 OR CR825 ZESISTOR 1K 1 125W TF TC O 100 00746 CR814 OR CR825 IESISTOR 12 1K 1 125W TF TC O 100 00746 CR814 OR CRB25 lESISTOR 1lOK 1 125W TF TC O 100 00746 CRB14 OR CR825 lESISTOR 4 64K 1 125W TF TC O 100 00746 CR814 OR CRB25 ESISTOR TRMR 5K 10 TKF SIDE AOJ...

Страница 47: ...10 TKF SIDE ADJ l TRN 03744 3386X Y46 202 AlA2R429 0698 6322 0 1 RESISTOR 4K 0 1 125W TF TC O 25 00746 CR814 OR CR825 AlA2R430 0698 6322 0 1 RESISTOR 4K 0 1 125W TF TC O 25 00746 CR814 OR CRB25 AlA2R431 0698 6322 0 1 RESISTOR 4K 0 1 125W TF TC O 25 00746 CRB14 OR CRB25 AlA2R432 0698 6322 0 1 RESISTOR 4K 0 1 125W TF TC O 25 00746 CRB14 OR CR825 AlA2R433 0698 6624 5 1 RESISTOR 2K 0 1 125W TF TC O 25...

Страница 48: ...er Amplifier Description TERMINAL TEST POINT 330IN ABOVE 04055 TERMINAL TEST POINT 330IN ABOVE 04055 IC OP AMP H SLEW RATE DUAL 8 DIP P PKG 02037 IC OP AMP H SLEW RATE DUAL 8 DIP P PKG 02037 IC OP AMP WB QUAD 14 DIP P PKG 02037 IC OP AMP W8 QUAD 14 DIP P PKG 02037 DIODE ZNR 56V 5 DO 35 PD 4W TC 116 02037 DIODE ZNR 56V 5 DO 35 PD 4W TC 116 02037 85662 60236 parts List Page8of8 Indicatesfactoy selec...

Страница 49: ......

Страница 50: ...GAIN INT LIMIT r cGrl i zJ 3 I Ll Ill l I r rnrri j cc I _ 0 a10 cJ q j I LL q N 0 2 z ufa 0 1 Gj J I 14 u 1 u l TPS I 1 I 1 16 Pl 15 30 000000000000000 R5 INT GAIN AlA Z Axis Amplifier Component Locations 85662 60100 ...

Страница 51: ...3 AlA XYZ Driver Amplifier Component Locations 85662 60236 ...

Страница 52: ......

Страница 53: ......

Страница 54: ......

Страница 55: ...nsisting of R4 C4 and the amplifier circuit in AlA f15 V Regulator in conjunction with a primary feedback winding on Tl Refer to the circuit description of AlA6 The cathode voltage is set by HV ADJ potentiometer AlA6R32 in the Oscillator Level Control circuit of AlA6 Control Grid Level Shift The control grid voltage is provided by generating a bias voltage with respect to the cathode voltage This ...

Страница 56: ...manner similar to that of the control grid bias voltage described above FOCUS LIMIT potentiometer R14 sets the focus grid to approximately 2500 V dc and the focus bias is generated by a clipped sine wave at the junction of C9 and ClO This upper clipping level is set by VR2 82 5 V FOCUS GATE voltage from AlA2 and the lower clipping level is set by the 2 AlA ...

Страница 57: ... of dc signal that is added to the cathode voltage The source of the ac voltage is a winding in the High Voltage Module that generates about 400 V p p at 30 kHz One side of this winding is grounded at J2 2 COM The other side connects to J2 3 HOT It is capacitively coupled through Cl3 and current limited by R9 The amplitude of this signal is clamped between two dc levels Intensity Limit and Control...

Страница 58: ...the grid signal The result of these two coupling methods is that the fast edges are capacitively coupled and then the dc level is maintained with the Offset dc coupling This circuit accurately follows the 40 ns rise and fall times of the Control Gate signal and also maintains dc level for the longest direct video vectors 10 ms Neon glow lamps DSl and DS2 act to limit the grid to cathode voltage to...

Страница 59: ... the following high voltage discharge procedure has been performed Removal Procedures 1 Remove the ac line cord from both instrument sections Warning With the ac power cords disconnected voltages can still be present which if contacted could cause serious personal injury 2 Remove the feet from the rear of the instrument by removing the screws shown in Figure 1 Remove the feet by removing the screw...

Страница 60: ...at the above step until high voltage arcs no longer appear AlA QQ w21 HIGH VOLTAGE AlAl 1 REGULATOR I 0 0II I t II AlA3Tl AlA3Tl AlA Figure 2 Discharging the CRT Post Accelerator Cable 6 Leave the CRT post accelerator cable disconnected and remove the cover from the AlA High Voltage Regulator assembly 7 Connect a jumper wire insulated wire and two alligator clips between the shaft of a small screw...

Страница 61: ...f the CRT Disconnect wires iJ TA and wires Q iJ ORTHO from the AlAlO Motherboard GRAY BROWN WHITE BLACK WHITE ORANGE BLACK GREEN e Figure 3 CRT Replacement Bottom View Serial Number Prefixes 2403A 3001A ACC MESH 13 Turn the instrument over as shown in Figure 4 Remove wires from the neck of the CRT noting the location of connections for the installation of new CRT 14 It is necessary to remove the f...

Страница 62: ...en disconnected from the rear of the CRT the tube can be removed from the instrument by pulling it out through front of the instrument 18 Remove the screws on the shield that hold the coils together Remove the CRT shield from the tube by first removing the foam grommet at the rear of the shield between the tube socket and the shield and then pulling the tube out of the shield Be careful that the p...

Страница 63: ...ssembly tab if necessary 4 Pull the rear of the CRT forward towards the front panel to ensure that the CRT is properly mated with the front panel and tighten the screws Q in the clamp a Refer to Figure 4 5 Replace the cover and install the screws a if that were removed during the CRT removal 6 Connect wires to the neck of the CRT and connect the post accelerator cable to connector iJ 7 Turn the in...

Страница 64: ...ons Warning With the ac power cords disconnected voltages can still be present which if 9 contacted could cause serious personal injury 2 Remove the feet from the rear of the instrument by removing the screws shown in Figure 5 Remove the feet by removing the screws and loosening the thumbscrews 0 Figure 5 CRT Replacement Instrument Rear View Separate the instruments by holding the RF Section in pl...

Страница 65: ...ewdriver 7 Slide the screwdriver s blade through the sheet metal opening between the CRT and the AlA High Voltage Regulator as shown in Figure 7 Gently work the tip of the screwdriver under the post accelerator cable s rubber shroud Make sure that the screwdriver s tip touches the connection between the post accelerator cable and the CRT You should hear a cracking sound when the cable discharges U...

Страница 66: ...mbly tab 12 Remove the 4 wire twin lead output cable connector from the AlA XYZ Driver Amplifier board assembly Remove the 3 wire cable connector 00 from the AlA board assembly Remove the two 904 white black orange wires a from the AlA board assembly Remove the two 905 white black green wires from the AlA board assembly 13 Unscrew the cable clamp of the 5 wire cable that comes from the rear of the...

Страница 67: ...nt Replace the tape if necessary Refer to Figure 6 5 Snap the Post Accelerator Cable from the AlA High Voltage Regulator into the receptacle in the lower left side of the CRT 6 Connect the 4 wire twin lead output cable connector to the AlA XYZ Driver Amplifier board assembly Connect the 3 wire cable connector iJ iJ to the AlA board assembly Connect the two 904 white black orange wires a to the AlA...

Страница 68: ...PWR RECT 400V 750MA DO 29 04713 AlA3CR6 1901 0028 I 1 DIODE PWR RECT 400V 750MA DO 29 04713 AlA3CR7 1901 0028 I 1 DIODE PWR RECT 400V 750MA DO 29 04713 AlA3CR8 1901 0028 II 1 DIODE PWR RECT 400V 750MA DO 29 04713 AlA3CR9 1901 0028 r 1 DIODE PWR RECT 400V 75OMA DO 29 04713 AlABMPl 0340 0007 c 4 STANDOFF RND 5 IN LG 6 32 THD 5 IN OD 70371 AlA3MP2 0360 1788 i 5 CONNECTOR SGL CONT PIN 045 IN BSC SZ SQ...

Страница 69: ...9 1 RESISTOR 22K 10 5W CC TC 0 765 01121 EB2231 0687 6801 7 1 RESISTOR 68 10 5W CC TC 0 412 01121 EB6801 01332 61106 4 1 HIGH VOLTAGE TRANSFORMER 28480 01332 61106 0360 0535 0 1 TERMINAL TEST POINT 330IN ABOVE 46819 0360 0535 0 1 TERMINAL TEST POINT 330IN ABOVE 46819 2140 0018 0 1 LAMP GLOW ASA CT SOVOC 700lJA T 2 BULB 71744 2140 0018 ASA CT NE2ElT 0 1 LAMP GLOW ASA CT SOVDC 700UA T 2 BULB 71744 A...

Страница 70: ...430P103040 CAP FXD 47OOpF 4 kV PDLYE MET 04200 43OP472040 CAP FXD 47OOpF 4 kV POLYE MET 04200 43DP472040 CAP FXD 47OOpF 4 kV POLYE MET 04200 43OP472040 CAP FXD 1uF 150 V AL ELCTLT CAP FXD 51pF 300 V MICA CAP FXD 51pF 300 V MICA CAP FXD 1DOOpF 1 kV DIODE PWR RECT 4OOV 750MA DO 29 00493 02367 02367 06352 02037 150TlROT6X13M CD15ED510J03 CD15ED510J03 CK45XE3A102K H DIODE PWR RECT 4OOV 750MA DO 29 020...

Страница 71: ...07 CBlD35 RESISTOR 10M 5 5W CC TC O 1059 01607 EB1065 RESISTOR 1M 5 25W CC TC 600 900 01607 CB1055 RESISTOR 1K 5 25W CC TC 400 900 01607 CB1025 RESISTOR 1K 1 125W TF TC O 100 00746 CRB14 OR CRB25 RESISTOR 21 5K 1 125W TF TC O 100 00746 CRB14 OR CRB25 RESISTOR 68 1 1 125W TF TC O 100 00746 CRB14 OR CR825 RESISTOR 215K 1 5W TF TC O 100 01074 H2 RESISTOR 1K 5x 25W CC TC 400 900 01607 C81025 TERMINAL ...

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Страница 74: ...FRONT VIEW 4 a 0 L 1 E Q 2 z 0 E 3 I n te Tl i1 i II 0 o OOi z o m k C l R14 FOCUS LIMIT 2 E L TPl 0 d b TP2 1 A 2 4 HIGH VOLTAGE AlA High Voltage Regulator Component Locations Front View 85882 60059 ...

Страница 75: ...REAR VIEW STANDOFF 4 PLACES C 0 1 I2 I i0 0 1 OU 0 c l l 0 0 0 0 0 0 0 n 0 0 N AlA High Voltage Regulator Component Locations Rear View 85662 60059 ...

Страница 76: ...L C l E l c 2 m 1 R 3 m m c I I 20 c 4 I I 3 i I q F2 mzl 1 0 N B 2 El3 z CS in E z C 6 m L L J AIA3 High Voltage Regulator Component Locations 85662 60233 ...

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Страница 79: ...rtual ground current summing junctions of the output amplifiers When a signal is applied so as to increase the current in QS decrease in Q13 Q5 conducts more turning off Q2 and causing the output collector of Q2 to rise Current feedback through R29 supplies the increase in current required by QS The analogous operation with inverted polarity occurs in the other output amplifier Current to Voltage ...

Страница 80: ...F 5 300VDC MICA O J CAP VAR 3pF 1 5pF 600 V FEP 56289 lC20X7R104M0508 04222 SR302E104MAAH 56289 lC20X7R104M050B 09023 CD15FD471J03 74970 273 0001 002 CAP VAR 3pF 1 5pF 600 V FEP 74970 273 OODl DO2 CAPACITOR FXD OlUF 20 200VDC CER 04222 SR202C103MAAH CAPACITOR FXD OlUF 20 LOOVDC CER 04222 SR202C103MAAH CAPACITOR FXD OlUF 20 ZOOVDC CER 04222 SR202C103MAAH CAPACITOR FXD OlUF 20 LOOVDC CER 04222 SR202...

Страница 81: ...0 1 125W TF TC O 100 19701 SFR25H RESISTOR 1 62K 1 125W TF TC O 100 19701 SFR25H RESISTOR 1 62K 1 125W TF TC O 100 19701 SFR25H RESISTOR 7 5K 1X 125W TF TC D 100 19701 SFR25H RESISTOR 12 1K 1 125W TF TC O 100 19701 SFR25H RESISTOR 2 15K 1 125W TF TC O 100 19701 SFR25H RESISTOR 2 15K 1 125W TF TC O 100 19701 SFR25H RESISTOR 2 15K 1 125W TF TC O 100 19701 SFR25H RESISTOR 2 15K 1 125W TF TC O 100 197...

Страница 82: ... R E I I i AlA Y D E F L E C T I O N A M P L I F I E R I I J ggy I7 POSN GAlN 7 Cl0 p I 0 CURRENT TO VOLTAGE AMPLIFIER C U R R E N T AMPLIFIER c aCURRENT TO VOLTAGI AMPLIFIER I I b HFGAlN I l Cl1 DAMPING 1 P P i D I SPLAY Y OUTPUT 7 r DISPLAY X OUTPUT AlA X DEFLECTION AMPLIFIER AND AlA Y DEFLECTION AMPLIFIER BLOCK DIAGRAM SERIAL NUMBER P R E F I X E S 2403 3001 AlA X Deflection Amplifier and AlA Y...

Страница 83: ...R 2 7 GA I N R 2 8 H F G A I N 1 Pl 16 3 A AlA X Deflection Amplifier and AlA Y Deflection Amplifier Component Locations 85662 60057 ...

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Страница 85: ... components necessary for AlA High Voltage Regulator to activate the CRT Note I frf Reference is made in the following paragraphs to components in other assemblies AlA High Voltage Regulator and AlA 100 V 5 2 V Regulator These components are identified by complete reference designations for example AlA6Q7 15 V Regulator A Ql and Q2 form a current source from the unregulated t23 V typical supply Un...

Страница 86: ... is connected to the primary winding of transformer AlA3T1 and a feedback winding is connected to the base of Q7 Positive feedback from the feedback winding causes the circuit to oscillate at a frequency approximately 25 to 30 kHz determined primarily by the inductance and capacitance of Tl Q7 operates as a Class C amplifier supplying a large current approximately 2 A peak over a conduction period...

Страница 87: ...vides the operating voltages for the CRT These voltages are 6 0 V ac for the filament 2400 V dc for the cathode 9000 V dc for the post accelerator and approximately 400 V p p for the AlA High Voltage Regulator board to provide dc restoration to the grid and focus signals The High Voltage supply is made up of AlA3Al High Voltage Module interconnected through the AlA High Voltage Regulator and the A...

Страница 88: ...c field This current builds up during the duration of the output pulse from UlOO When the output from UlOO is turned off QlOO is turned off also Then the current in LlOl continues to flow forward biasing CR103 The current begins to flow into Cl22 and through R120 and back into LlOl R120 dissipates most of the stored energy from LlOl Cl22 slows the rise time of the voltage into R120 and helps reduc...

Страница 89: ...nt on filament voltage It is very important that the filament have the correct voltage and that is held within a narrow range If the voltage is either too high or too low the life span of the CRT will be shortened The filament voltage comes from the same transformer as the high voltage and there is good correlation between the two for any given high voltage module UlOO contains a soft start featur...

Страница 90: ... in the 15 V Regulator Serial Number Prefixes 3001A and Above The AlA lOO V 5 2 V Regulator HP Part Number 85662 60235 is actually a 120 V 5 2 V regulator This assembly receives 140 V unregulated and 9 V unregulated inputs from AlA Rectifier to provide regulated outputs of 120 V and 5 2 V 120 V Regulator Q7 and associated circuitry form a current source of approximately 3 mA from the unregulated 1...

Страница 91: ...om IF Display Section by loosening screw shown in view A 3 Remove metal cover from Low Voltage Power Supply section by removing rear screws 0 cable clamp and screw 0 and front screws shown in view B of Figure 1 4 The fuses for the 15 V dc 15 V dc and HV oscillator are located on the AlA f15 V Regulator and the fuses for the 5 2 V dc and lOO V dc supplies are located on the AlA 5 2 V lOO V Regulato...

Страница 92: ...V I E W A AlA lII1 0 O0 4 JII fi V I E W B Figure 1 IF Display Section internal Fuse Replacement 8 Al A6 Al A7 ...

Страница 93: ...1 DIODE ZNR 17 8V 5 DO 35 PD 4W 04713 AlA6CR4 1884 0018 5 1 THYRISTDR SCR 2N4186 VRRM LOO 04713 2N4186 AlA6CR6 1901 0033 2 1 DIODE GEN PRP 180V 200MA DO 35 9N171 lN645 AlA6CR7 1902 3224 1 1 DIODE ZNR 17 8V 5 DO 35 PD 4W 04713 AlA6CR8 1901 0033 2 1 DIODE GEN PRP 180V 200MA DO 35 9N171 lN645 AlA6CR9 1884 0018 5 1 THYRISTOR SCR 2N4186 VRRM 200 04713 214186 AlAGCRlO 1901 0033 2 1 DIODE GEN PRP 180V 20...

Страница 94: ...NSISTOR NPN SI TO 18 PD 360MW 04713 TRANSISTOR NPN 2N5877 SI TO 3 PD lSOW 04713 TRANSISTOR NPN 2N2222A SI TO 18 PD SOOMW 04713 TRANSISTOR NPN 2N6055 SI DARL TO 3 04713 TRANSISTOR PNP 2N2907A SI TO 18 PO 400MW 04713 215877 2N2222A 2N6055 2N2907A RESISTOR 10K 1 125W TF TC O 100 19701 SFR25H RESISTOR 121 1 125W TF TC O 100 19701 SFR25H RESISTOR 51 1 1 125W TF TC D 100 19701 SFR25H RESISTOR 2 37K 1 12...

Страница 95: ...00 1 CONNECTOR SGL CONT PIN 1 14 MM BSC SZ SQ AlA6TP5 1251 0600 1 CONNECTOR SGL CONT PIN 1 14 MM BSC SZ SQ AlA6TP6 1251 0600 1 CONNECTOR SGL CONT PIN 1 14 MM BSC SZ SQ AlA6TP7 1251 0600 1 CONNECTOR SGL CONT PIN 1 14 MM BSC SZ SQ AlAGUl 1820 0223 1 IC OP AMP GP TO 99 PKG AlA6U2 1820 0223 1 IC OP AMP GP TO 99 PKG AlA6U3 1826 0167 1 IC OP AMP PRGMBL TO 99 PKG AlA6U4 1826 0026 1 IC COMPARATOR PRCN TO ...

Страница 96: ...OluF 100 V 02010 SAlOlC103KAAH AlA6C109 0180 3847 1 1 CAP FXD 22uF 25 V TA 04200 AlAGCllO 299D226X9025DBl 0160 4832 4 1 CAP FXD O OluF 100 V AlAGClll 02010 SAlOlC103KAAH 0160 0156 7 1 CAP FXD 3900pF 200 V POLYE FL 02367 AlA6C112 0160 0161 WMC 2D39 4 1 CAP FXD O OluF 200 V POLYE FL 02367 AlA6C113 WMCZSl 0160 4822 2 1 CAP FXD 100 V 1OOOpF 02010 SA201A102JAAH AlA6C114 0160 4832 4 1 CAP FXD O OluF 100...

Страница 97: ... POLYC 062 IN BD THKNS l PIN ROLL 062 IN DIA 25 IN LG STL HEAT SINK FOR Q5 Q9 52 012 062 0250 85662 20044 STANDOFF RVT ON l IN LG 4 40 THD INSULATOR FLG BSHG NYLON 10401 04559 2848C 02121 03232 SCREW MACH 4 40 375 IN LG PAN HD POZI 01125 SCREW MACH 4 40 375 IN LG PAN HD POZI 01125 WASHER FL MTLC NO 4 125 IN ID 04821 INSULATOR XSTR THRM CNDCT 05447 INSULATOR TO 220 28480 K 4 05 5041 7282 rlASHER FL...

Страница 98: ...TOR 10 1 125W TF TC O 100 00746 CRB14 OR CRB25 RESISTOR 61 9 1 125W TF TC O 100 00746 CRB14 OR CRB25 RESISTOR 619 1 125W TF TC O 100 00746 CRB14 OR CRB25 RESISTOR 10K 1 125W TF TC O 100 00746 CRB14 OR CRB25 RESISTOR 1 33K 1 125W TF TC O 100 00746 CRB14 OR CRB25 RESISTOR 39 5 2W PWI TC O 800 02499 SPH RESISTOR 2 7 5 25W CF TC O 400 00746 R 25J RESISTOR 10K 1 125W TF TC O 100 00746 CRB14 OR CRB25 RE...

Страница 99: ...SISTOR 33 5 3W PWI TC O 90 01854 T2B 79 RESISTOR 2 61 1 125W TF TC O 100 0299 SFR25H RESISTOR 1 78 1 125W TF TC O 100 0299E SFR25H RESISTOR 46 41 1 125W TF TC O 100 0074E CRB14 OR CRB25 CONNECTOR SGL CONT PIN 1 14 MM BSC SZ SQ 0113E 928 196 004140 CONNECTOR SGL CONT PIN 1 14 MM BSC SZ SQ 01136 928 196 004140 CONNECTOR SGL CONT PIN 1 14 MM BSC SZ SQ 0113E 928 196 004140 CONNECTOR SGL CONT PIN 1 14 ...

Страница 100: ...04200 150D225X9020A2 DYS CAP FXD 1OOOpF 100 V 02010 SA201A102JAAH CAP FXD 3OpF 100 V 02010 SA102A300JAAH CAP FXD 1uF 35 V TA 04200 1500105X9035A2 DYS CAP FXD 15uF 20 V TA 04200 150D156X9020B2 DYS CAP FXD O luF 50 V 02010 SAllSC104KAAH CAP FXD O luF 50 V 02010 SA115C104KAAH CAP FXD 47uF 100 V AL ELCTLT 00493 KMClOOVB47RMlOX20LL CAP FXD 22uF 25 V TA 04200 299D226X9025DBl CAP FXD 47uF 100 V AL ELCTLT...

Страница 101: ...XTR PC BD BLU POLYC 062 IN BD THKNS l PIN ROLL 062 IN DIA 25 IN LG STL HEAT SINK FOR Q5 Q9 STANDOFF RVT ON l IN LG 4 40 THD INSULATOR FLG BSHG NYLON 10401 04559 28480 02121 03232 52 012 062 0250 85662 20044 SCREW MACH 4 40 375 IN LG PAN HD POZI 01125 SCREW MACH 4 40 375 IN LG PAN HD POZI 01125 WASHER FL MTLC NO 4 125 IN ID 04821 INSULATOR XSTR THRM CNDCT 05447 INSULATOR TO 220 28480 K 4 05 5041 72...

Страница 102: ...757 0898 4 1 RESISTOR 75 1 125W TF TC O 100 AlA6R44 00746 0757 1094 CRB14 OR CRB25 9 1 AlA6R45 RESISTOR 1 47K 1 125W TF TC O 100 00746 0757 0443 CRB14 OR CR825 0 1 RESISTOR 11K 1 125W TF TC O 100 AlA6R46 00746 0837 0126 CRB14 OR CR825 6 1 AlA6R48 THERMISTOR DISC lK OHM TC 4 4 C DEG 12830 0698 3154 STD 0163 0 1 RESISTOR 4 22K 1 125W TF TC O 100 00746 CRB14 OR CRB25 AlA6R49 0757 0816 1 1 RESISTOR 68...

Страница 103: ...25 RESISTOR 33 5 3W PWI TC O 90 01854 T2B 79 RESISTOR 2 61 1 125W TF TC O 100 02995 SFR25H RESISTOR 1 78 1 125W TF TC O 100 02995 SFR25H RESISTOR 46 4K 1 125W TF TC O 100 00746 CRB14 OR CRB25 CONNECTOR SGL CONT PIN 1 14 MM BSC SZ SQ 01136 928 196 004140 CONNECTOR SGL CONT PIN 1 14 MM BSC SZ SQ 01136 928 196 004140 CONNECTOR SGL CONT PIN 1 14 MM BSC SZ SQ 01136 928 196 004140 CONNECTOR SGL CONT PIN...

Страница 104: ...TA CAPACITOR FXD 2 2UF 10 POVDC TA CAP FXD 2OOOpF 250 V CAP FXD O luF 50 V 56289 56289 56289 56289 150D105X9035A2 DYS 1500226X901582 DYS 150D225X9020A2 DYS 805 566 X5R 202K lC20X7R104M050B DIODE SWITCHING 80V 200MA 2NS DO 35 9N171 DIODE SWITCHING 80V LOOMA 2NS DO 35 9N171 DIODE GEN PRP 180V 200MA DO 35 9N171 DIODE ZNR 82 5V 2 DO 15 PD lW TC 082 04713 DIODE ZNR 23 7V 5 DO 35 PD 4W 04713 lN4150 lN41...

Страница 105: ... 1 125W TF TC O 100 19701 SFR25H RESISTOR 10K I 125W TF TC O 100 19701 SFR25H RESISTOR IOK 0 25 125W TF TC O 100 19701 5033R RESISTOR 5 3K 0 25 125W TF TC O 50 19701 5033R RESISTOR 619 1 125W TF TC O 100 19701 SFR25H RESISTOR 61 9 1 125W TF TC O 100 19701 SFR25H RESISTOR 5 11K 1 125W TF TC O 100 19701 SFR25H RESISTOR 1 21K 1 125U TF TC O 100 19701 SFR25H RESISTOR 13 3 1 125W TF TC O 100 91637 CMF ...

Страница 106: ... AlA7DS2 AlA7Fl AlA7F2 AlA7Ll AlA7MPl 1990 0487 7 1 LED LAMP LUM INT PMCD BVR 5V 01542 HLMP 1401 2110 0010 9 1 FUSE INCH 5 250 NTD FE UL 04703 312 005 2110 0004 1 1 FUSE 25A 250V NTD FE UL 02805 AGC l 4 9100 1641 0 1 INDUCTOR RF CH MLD 240UH 5 166D INX 03273 15M243J 0340 1150 5 2 INSULATOR XSTR THRM CNDCT 05447 K 4 11 AlA7MP2 AlA7MP3 AlA7MP4 AlA7MP5 AlA7MP6 0380 1602 6 3 STANDOFF RVT ON I IN LG 4 ...

Страница 107: ...ISTOR 5 3K 0 25 125W TF TC O 50 0074t CRB14 OR CR825 0074t CRB14 OR CR925 0074t CR914 OR CR825 0074f CR914 OR CRB25 0074f CRB14 OR CRB25 RESISTOR 619 1 125W TF TC O 100 RESISTOR 61 9 1 125W TF TC O 100 RESISTOR 5 11K 1 125W TF TC O 100 RESISTOR 1 21K 1 125W TF TC O 100 RESISTOR 13 3 1 125W TF TC O 100 00742 CRB14 OR CRB25 0074E CRB14 OR CRB25 0074E CRB14 OR CRB25 0074E CR914 OR CR925 0074E CRB14 O...

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Страница 110: ...1 9 Pl 6 DSl n 71 1 F2 um n 7 1 P 3 A R9 I5 A D J 4 R32 H V A D J 5 A 6 Y 7 k AlA f15 V Regulator Component Locations 85662 60101 ...

Страница 111: ...I 1 AlA f15 V Regulator Component Locations 85662 60232 85662 60250 ...

Страница 112: ...pgq q j kyD F a 3 6 cs Ul I n CR9 T c7 l w 0 lP1 IIIP PZk Fz 0 2 0 P8 0 uuuuuuuuuuu Fl F2 OOOr 1 Pl 15 16 30 AIA7 lOO V f5 2 V Regulator Component Locations 85662 60052 85662 60235 ...

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Страница 116: ...rom the RF Section when power is required for troubleshooting The LINE TRIGGER voltage is selected as required by A3Al Trigger 118 V Unregulated 140 V Unregulated The AlA Rectifier board assembly has three versions HP Part Numbers 85662 60133 85662 60204 and 85662 60234 Each version changed this circuit 85662 60133 Serial Number Prefixes 2403A 2813A Bridge rectifier Ul provides an unregulated 118 ...

Страница 117: ... fuse in the Line Module 5 V UNREG Bridge rectifier CR1 through CR4 provides unregulated 5 V and 15 V to AlA f15 V Regulator AlA Bus Transition Circuit Description AlA Bus Transition provides jack 52 inside front panel for the 50 wire Instrument Bus which is routed through the IF Display Section through a flat ribbon cable W8 HPON the IF Display Section power on control line W8 wire 22 is sensed b...

Страница 118: ... HEW 238M HEW 238M CAP FXD 0 47uF 80 V POLYE FL 84411 HEW 238T CAPACITOR FXD 2 2UF 10 LOVDC TA 56289 150D225X9020A2 DYS DIODE PWR RECT 1OOV 6A 04713 MR751 DIODE PWR RECT 1OOV 6A 04713 MR751 DIODE PWR RECT 1OOV 6A 04713 MR751 DIODE PWR RECT 1OOV 6A THYRISTOR SCR 2N4186 VRRM 200 DIODE ZNR 39V 5 PD lW IR SUA DIODE PWR RECT 1OOV 6A DIODE PWR RECT 1OOV 6A 04713 04713 04713 04713 04713 MR751 2N4186 MR75...

Страница 119: ...ACITOR FXD 2 2UF 10 POVDC TA 56289 150D225X9020A2 DYS DIODE PM RECT 1OOV 6A 04713 MR751 DIODE PWR RECT 1ODV 6A 04713 MR751 DIODE PWR RECT 1OOV 6A 04713 MR751 DIODE PWR RECT 1OOV 6A 04713 THYRISTDR SCR 2N6402 TO 220AB VRRM 200 04713 DIODE ZNR 39V 5 PD lW IR 5UA 04713 DIODE PWR RECT 1OOV 6A 04713 DIODE PWR RECT 1OOV 6A 04713 MR751 2N6402 MR751 MR751 DIODE PWR RECT 1OOV 6A DIODE PWR RECT 1OOV 6A DIOD...

Страница 120: ...800AX CAP FXD 2 2uF 20 V TA 04200 150D225X9020A2 DYS DIODE PWR RECT 1OOV 6A 02037 MR751 DIODE PWR RECT 1OOV 6A 02037 MR751 DIODE PWR RECT 1OOV 6A 02037 MR751 DIODE PWR RECT 1OOV 6A 02037 THYRISTOR SCR 2N6402 TO 220AB VRRM 200 02037 DIODE ZNR 39V 5 PD lW IR SUA 02037 DIODE PWR RECT 1OOV 6A 02037 DIODE PWR RECT 1OOV 6A 02037 MR751 2N6402 MR751 MR751 DIODE PWR RECT 1OOV 6A 02037 DIODE PWR RECT 1OOV 6...

Страница 121: ...NN RECT D SUBMIN 50 CKT 50 CONT 71468 0490 0618 5 DDCE50S BB 1 RELAY 2C 24VDC COIL 5A 115VAC 77342 R40 E0161 1 1251 0600 0 2 CONNECTOR SGL CONT PIN 1 14 MM BSC SZ SQ 27264 16 06 0034 NOT ASSIGNED 0380 0334 9 1 STANDOFF RVT ON 375 IN LG 4 40 THD 14480 1854 0477 7 1 TRANSISTOR NPN 2N2222A SI TO 18 PD 500MW 04713 2N2222A 1854 0477 7 1 TRANSISTOR NPN 2N2222A SI TO 18 PD 500MW 04713 2N2222A 0698 3157 3...

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Страница 123: ...DSl M A I N S I N D I C A T O R 6 I Fl I C6 1 CR5 1 llJ R7 c5 El El Pl 1 8 AlA Rectifier Component Locations 85662 60133 ...

Страница 124: ...DSl M A I N S I N D I C A T O R C6 CATHODE 4 1 El r l CR9 P I AlA Rectifier Component Locations 85662 60204 ...

Страница 125: ...c 4 C 6 R 6 I 0 C R 9 0 CR10 AlA Rectifier Component Locations 85662 60234 ...

Страница 126: ...0 El E2 r r L J L J _ I 0 0 0 0 AlA Bus Transition Component Locations 85662 60056 ...

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Страница 130: ... DIP DIP SLDR 00779 2 641609 2 AlAlOJ3 1251 5815 9 1 CONN POST TYPE 150 PIN SPCG 6 CONT 00779 87236 5 AlAlOJ4 1251 5816 0 1 CONN POST TYPE 150 PIN SPCG 4 CONT 00779 87236 3 AlAlOJ5 1251 5816 0 1 CONN POST TYPE 150 PIN SPCG 4 CONT 00779 AlAlOJ7 1251 4281 1 1 CONN POST TYPE 156 PIN SPCG 9 CONT 27264 AlAlOJ8 1251 5817 1 1 CONN POST TYPE 150 PIN SPCG 2 CONT 00779 AlAlOJ9 1251 5816 0 1 CONN POST TYPE 1...

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Страница 132: ... I 1 7 I IJ5 Y L s 2 I I J 4 1 I I I I I 3 3 I 3 LET 1 r ET 1 L c c 3 7 63 2 2 1 6 7 J I C O V E R S I D E H V H V H O U S I N G AlAlO Display Motherboard Component Locations 85662 60050 ...

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Страница 134: ...ing The troubleshooting information in this section is organized in the following manner n Digital Storage Failure Tests Description of two tests that can be performed to isolate failures in the Digital Storage section w Failure Analysis and Testing Sequence Analysis of the results of the two Digital Storage Failure Tests and a recommended testing sequence of Digital Storage Assemblies n A3 Digita...

Страница 135: ...mpered to inhibit the CRT disable line controlled by the Al5 Controller ABCDEFGHIJKLMNOPQRSTUVWXYZT lp abcdefohiiklmno00rstuvwxvz II Figure 1 Typical Digital Storage Test Pattern Failure Analysis and Testing Sequence INSTR CHECK LED I and the Digital Storage test pattern can be used together to determine in what area of the Digital Storage Section a failure exists See Digital Storage Failure Tests...

Страница 136: ...orrect but the CRT and characters come up incorrectly after a normal Instrument Preset check the System ROMs first A long POP check of the Al5 Controller in the RF Section should also be performed CRT Display Test Programs Note I lb For all tests unless otherwise specified Test Point A3A6TP3 must be jumpered to A3A6TP6 This turns on the Test ROMs After all jumpers for a test are connected momentar...

Страница 137: ...with all feedback from it disabled Test Program 2 A3A6TP8 grounded disables qualifier feedback A3A6TP7 grounded forces state machine interrupt high This program is the same as Test Program 1 except that the Register RAM outputs are enabled on the A3A5 Data Manipulator assembly Since there is now feedback from the Accumulator through the Register RAM a bad bit will make all higher order bits appear...

Страница 138: ... CW long line and 5 ms long when A3A2R12 is fully CCW short line See A3A9 Troubleshooting for a diagram of the A3A9 control signals A3Al is removed to let the HSWP line go high for A3A9 troubleshooting Test Program 6 A3A7TP6 jumpered to A3A6TP2 test qualifier bit A3A2R12 LL FULL CW A3Al removed This program is almost identical to Test Program 5 except that the HOLD line to A3A9 is normally high go...

Страница 139: ...T E S T P R O G R A M 3 T E S T P R O G R A M 4 T E S T P R O G R A M 5 A N D 6 44f t I q i F II I If I I f II A I y T m A I 3 Figure 2 Digital Storage Test Program CRT Displays 6 A3 ...

Страница 140: ...ts 0 through 3 requency Zero Control a Sweep Mode a Sween Outnut Mnemonic FSZ HLDX HLDY HOLD HSWP ICLK INSELA NSELB NTG NTR IOBQ IOB15 OC KS0 KS3 L0 L7 LADC LBLANK LCLK CLRSA iDCHAR DEXP DMEN DMAR DMDR DRMP DSR DX DY FSEN GlQ 1G20 GCLK GX GY JNCRSA JNTG L Description Fast Sweep Z Axis Hold X Position Sample and Hold Control Hold Y Position Sample and Hold Control Track and Hold Control HIGH Sweepi...

Страница 141: ...ess Bus Bits 0 through 11 Next State Bus Bits 0 through 7 Offset Gain Controls Recorder PENLIFT Control Sign of ALU Results I O Port Selection Bits 0 through 3 Qualifier Selection Bits 0 through 3 Mnemonic Description RQ Rll Ram Bus Bits 0 through 11 RBWA Resolution Bandwidth Control RBWB RBWC RBWD REC CAL Recorder Calibrate REC ZERO Recorder Zero RMQ RM2 Ram Register Select Bits 0 through 2 RSEN ...

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Страница 143: ... signal that is used by A3 Digital Storage to control signal tracking and conversion HSWP is also used in the instrument RF Section to control the Sweep Generator circuitry The sweep ramp is in progress when HWSP is high and is stopped at any point during the sweep when HSWP is low The RF Section can also pull HSWP low to stop the sweep under certain conditions For example when a front panel key i...

Страница 144: ... line video or external trigger occurs If Instrument Bus line 14 is high and U18 is strobed with Address 50 U18 pin 13 will go low setting U4A pin 9 high which triggers U94 At the end of the pulse generated by U9B U12B pin 9 will be clocked high placing a high at the data input pin 2 of U12A The output pin 6 of trigger multiplexer U16 in the Trigger generator will then cause U12A to be clocked on ...

Страница 145: ...ng transitions at U15B pin 6 produce triggers in the Fast Sweep Free Run mode U15B is gated off during the fast sweep ramp Note that the Free Run Oscillator is not used to trigger sweeps in sweep times 120 ms See High Sweep Control circuit description Fast Sweep Auto Trigger When the m or J Z key is pressed and the sweep time is 10 ms or less Fast Sweep mode a fast sweep ramp will be started autom...

Страница 146: ...e on when the FET gate voltage is high 15 V and off when the FET gate voltage is low approximately 0 2 V U3B decodes the sweep rate control lines from U6 and controls U2A U2B and U2C Fast Sweep Generator To produce the fast sweep ramp for sweep times 5100 Ls current from Q13 charges timing capacitor C4 For sweep times of 200 ps to 10 ms Qll is turned on placing timing capacitor C5 in parallel with...

Страница 147: ...nsistor switch Q3 In sweep times of 10 ms through 200 ps Q3 is off and the dead time set by C7 and R24 is 120 ps In sweep times of 100 ps through 1 ps Q3 is on placing R25 in parallel with R24 to decrease the dead time to 15 Ls C6 and R23 supply additional base drive to Q4 at the end of the sweep to insure triggering of UlB Fast Sweep Triggering Flip flops UlOA and UlOB control the state of the fa...

Страница 148: ... than 20 percent when the voltage at the collector of Q2 is below 0 7 V high duty cycle operation the base emitter junction of Ql is off and the FSZ voltage is held at about 150 mV by voltage divider R71 and R72 A3Al Trigger Troubleshooting Much of the circuitry on the A3Al Trigger can be tested without removing the assembly from the instrument First key in Instrument Preset FREQUENCY SPAN 0 Hz an...

Страница 149: ...hen using LINE TRIGGER the waveforms are similar except for the dead time Following the minimum dead time period whenever a negative going transition occurs at TP3 a ramp is started When the sweep ends TP2 goes low and stays low until a negative going transition occurs at TP3 See Figure l 2 for the relationships between the ILINE TRIGGER waveforms A3Al 7 ...

Страница 150: ...ge is greater than 2 6 V the most likely failure would be in the Fast Sweep Control circuitry Refer to the circuit description for operation of this functional block An open Discharge Switch would also cause TP5 to remain greater than 2 6 V for all fast sweep times If TP5 is 0 f20 mV dc and no fast sweeps occur the Fast Sweep Control circuitry should be examined Other defective components that wou...

Страница 151: ... to check all the fast sweep times 1 psec to 10 msec Key in INSTR PRESET or m FREQUENCY SPAN 0 Hz TIME 20 msec ii Z TRIGGER and adjust the TRIGGER LEVEL control to display a two cycle square wave similar to the waveform of Figure 3 Then decrease the SWEEP setting and increase the function generator frequency setting in steps as listed in Table 1 checking that a two cycle waveform is displayed for ...

Страница 152: ... Ej 0 0 dBm ATT 34 10 dB CENTER RES SW 3 MHZ SPAN 0 nr SW I MHZ SWP 2 0 0 msec Figure 3 Fast Sweep Time Test Waveform 10 A3Al ...

Страница 153: ...NDUCTOR RF CH MLD 1OUH lo 166D INX PIN ROLL 062 IN DIA 25 IN LG BE CU EXTR PC BD BRN POLYC 062 IN BD THKNS l TRANSISTOR NPN PD 300MW FT LDOMHZ TRANSISTOR NPN PD 3DOMW FT ZOOMHZ 99800 1537 36 72962 99 012 062 0250 56289 56289 TRANSISTOR PNP 2N2907A SI TO 18 PD 400MW TRANSISTOR NPN SI TO 18 PD 360MW TRANSISTOR PNP 2N2907A SI TO 18 PD 400MW TRANSISTOR NPN SI TO 18 PD 36OMW TRANSISTOR J FET N CHAN D M...

Страница 154: ... 125W TF TC O 100 19701 SFR25H 7ESISTOR 511 1 125W TF TC O 100 19701 SFR25H IESISTOR 14 7K 1 125W TF TC O 100 19701 SFR25H tESISTOR 196 1 125W TF TC O 100 19701 SFR25H ZESISTOR TRMR 20K 10 WW SIDE ADJ 20 TRN 32997 3005P DM3 203 IESISTDR 14 7K 1 125W TF TC O 100 19701 SFR25H IESISTOR 215 1 125W TF TC O 100 19701 SFR25H IESISTOR 348 1 125W TF TC O 100 19701 SFR25H lESISTOR 3 16K 1 125W TF TC O ID0 1...

Страница 155: ...7406N IC OP AMP LOW BIAS H IMPD TO 99 PKG 27014 LF356H IC MV TTL LS MONDSTBL RETRIG DUAL 01295 SN74LS123N IC FF TTL LS J K NEG EDGE TRIG PRESET CL 01295 SN74LS112AN IC GATE TTL LS AND QUAD E INP 01295 SN74LS08N IC FF TTL LS D TYPE POS EDGE TRIG PRESET 01295 SN74LS74AN IC COMPARATOR HS TO 99 PKG 27014 LM306H IC DP AMP LOW BIAS H IMPD TO 99 PKG 27014 LF356H IC SCHMITT TRIG TTL LS NAND QUAD 2 INP 012...

Страница 156: ...gnatior A3AlVR5 HP Part Number 1902 0041 HP Part Number 85662 60014 A3A1 Trigger Description DIODE ZNR 5 11V 5 DO 35 PD 4W 85662 60014 Parts List Page4of4 Indicatesfactory seZectedvalue Mfr Code 04713 Mfr Part Number ...

Страница 157: ...2UF 10 ZDVDC TA 8 1 CAPACITOR FXD 2 2UF 10 20VDC TA 9 1 CAPACITOR FXD 47UF 80 20 50VDC CER 8 1 CAPACITOR FXD 2 2UF 10 20VDC TA 9 1 CAPACITOR FXD OlUF 80 20 1OOVDC CER 9 1 CAPACITOR FXO OlUF 80 20 1OOVDC CER 9 1 CAPACITOR FXD OlUF 80 20 1OOVDC CER 9 1 DIODE SCHOTTKY SM SIG 9 1 DIODE SCHOTTKY SM SIG 9 1 DIODE SCHOTTKY SM SIG A3AlCR4 1901 0535 A3AlCR5 1901 0040 A3AlCR6 1901 0179 A3AlLl 9140 0114 A3Al...

Страница 158: ...1 125W TF TC O ID0 19701 SFR25H RESISTOR 14 7K 1 125W TF TC O 100 19701 SFR25H RESISTOR 196 1 125W TF TC O 100 19701 SFR25H RESISTOR TRMR 20K 10 WU SIDE ADJ EO TRN 32997 3005P DM3 203 RESISTOR 14 7K 1 125W TF TC O 100 19701 SFR25H RESISTOR 215 1 125W TF TC D 100 19701 SFR25H RESISTOR 348 1 125W TF TC O 100 19701 SFR25H RESISTOR 3 16K 1 125W TF TC O 100 RESISTOR 14 7K 1 125W TF TC D 100 RESISTOR 5 ...

Страница 159: ...P 01295 SN7406N C OP AMP LOW BIAS H IMPD TO 99 PKG 27014 LF356H C MV TTL LS MDNOSTBL RETRIG DUAL 01295 SN74LS123N IC FF TTL LS J K NEG EDGE TRIG PRESET CL 01295 SN74LS112AN IC GATE TTL LS AND QUAD 2 INP 01295 SN74LSOBN IC FF TTL LS D TYPE PDS EDGE TRIG PRESET 01295 SN74LS74AN IC COMPARATOR HS TO 99 PKG 27014 LM306H IC OP AMP LOW BIAS H IMPD TO 99 PKG 27014 LF356H IC SCHMITT TRIG TTL LS NAND QUAD 2...

Страница 160: ...5662 60244 Reference Designatior A3AlVR5 HP Part Number 1902 0041 85662 60244 Parts List Page 4 of 4 A3A1 Trigger Description DIODE ZNR 5 11V 5 DO 35 PD 4W Indicates facto y selected value Mfr Code 0471 Mfr Part Number ...

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Страница 162: ... 2 co 0 0 OU Ul8 i zi E 0s ul r U15 0 US u 4 c 2 U U16 LK UlO US Lo w R71 El R72 r 1 P F S Z 2 A LRTRC T R I G 4 HSWP R34 SWP OFFSET A3Al Trigger Component Locations 85662 60014 85662 60244 ...

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Страница 164: ...es to the AUX Z circuit where Z and AUX BLANK are combined to form the AUX Z signal The line length approximation form the Line Generator Z Axis circuit goes to the Long Line Comparator which decides whether the line should be drawn as a long line 19 ps drawing time or a short line 4 ps drawing time This decision is stored at the Input Register and sent to the A3A3 Line Generator as the LLL signal...

Страница 165: ...switch A of analog switch UlA is closed to lower the gain of the Sample and Hold circuit UlA switch D is closed during long lines 19 ps drawing period Bright For bright lines BRIGHT signal high switch C of UlB is closed to set the signal LGZ to 2 v Digital Storage Fast Scan MUX I This circuit provides multiplexing between the digital storage display Line Generator and the fast scan display video a...

Страница 166: ...minal When Ull pin 11 goes high Q9 collector goes to 8 9 V turning QlO on and Q12 off SMPL goes to 0 V and QlO collector goes to 8 4 V nominal Potentiometers R50 X S H BAL and R51 Y S H BAL are used to adjust the HLDX and HLDY drive levels to A3A3 Line Generator Cl8 and Q5 speed the rise time of the HLDX and HLDY signals As Ull pin 11 goes from high to low the base of Q5 goes low causing Q5 to tur...

Страница 167: ...e segments If any of the sample and hold FETs A3A2 Ql to Q4 are defective it is easier to replace all four than to isolate the defective component Table l l Line Generator Z Axis Voltages A3A2R12 Pl 36 U17 Pin 6 Pl 34 U16 Pin 6 U9Pin6 U5Pin6 LL CW 2 V to 6 V 0 5 V to 6 V 2 V to 9 V 0 5 V to 9 V 0 to 9 V 0 to 6 V SL CCW 5 V to 6 V 0 5 V to 6 V 2 V to 9 V 0 5 V to 9 V 0 to 9 v 0 to 14 v Disabling th...

Страница 168: ...3Hz X YPAIR 2 OHz X YPAIR 2 OHz X YPAIR 3 0 Hz X YPAIR 3 1056 Hz I Recorder Lower Left Skip Page DSPL ADRS 2048 Hz e Recorder Upper Right WRITE 1056Hz SkipPage To switch to a vertical line key in SHIFT Recorder Lower Left 3 Hz SHIFT Recorder Upper Right 0 Hz 1023 Hz The waveforms in Figure l l show the voltages for the AX and X components For a vertical line the waveforms are identical at the corr...

Страница 169: ...t i n g s A3A2R12 F u l l y C C W O s c i l l o s c o p e s e t t i n g s V e r t i c a l lV div S w e e p T i m e lOus div E x t t r i g g e r A3A2P2 23 A n a l y z e r S e t t i n g s A3AZR12 F u l l y C C W U9 pin 6 P l 3 6 U5 pin 6 P l 3 6 TP4 TP6 ov ov a M a g n i t u d e D e t e c t o r O u t p u t I 1 I 1 w f yff I T t IY ii 4 b S a m p l e a n d H o l d O u t p u t A ov ov ov ov c 2 a n d ...

Страница 170: ... AP FXD O luF 50 V 56289 AP FXD O luF 50 V 56289 APACITOR FXD OlUF 80 20 1OOVDC CER IIODE SWITCHING 30V 50MA 2NS DO 35 IOOE SWITCHING 30V 5OMA 2NS DO 35 lC20X7R104M050B lC20X7R104M050B 805 504 Y5V 1032 71468 71468 IODE SWITCHING 30V 50MA 2NS DO 35 IIODE SWITCHING 30V 50MA 2NS DO 35 IODE SCHOTTKY SM SIG IODE SCHOTTKY SM SIG IODE SCHOTTKY SM SIG 71468 71468 5082 2800 5082 2800 5082 2800 IODE SWITCHI...

Страница 171: ...7 90 INDUCTOR RF CH ML0 1OOUH 5 1660 INX PIN ROLL 062 IN OIA 25 IN LG BE CU EXTR PC BO RED POLYC 062 IN BO THKNS l NOT ASSIGNED 9980C 1537 76 72962 99 012 062 0250 TRANSISTOR J FET N CHAN O MODE SI 34677 TRANSISTOR J FET N CHAN O MODE SI 3467 TRANSISTOR J FET N CHAN O MODE SI 3467 TRANSISTOR J FET N CHAN O MODE SI 3467 TRANSISTOR PNP 2N3251 SI TO 18 PO 360MW 0471 TRANSISTOR NPN SI TO 18 PO 360MW 0...

Страница 172: ...100 19701 SFR25H A3A2R43 0757 0401 0 1 RESISTOR 100 1 125W TF TC O 100 19701 SFR25H A3A2R44 0757 0460 1 1 RESISTOR 61 9K 1 125W TF TC O 100 19701 SFR25H A3A2R45 0757 0288 1 1 RESISTOR 9 09K 1 125W TF TC O 100 19701 SFR25H A3A2R46 0757 0419 0 1 RESISTOR 681 1 125W TF TC O 100 19701 SFR25H A3A2R47 0757 0278 9 1 RESISTOR 1 78K 1 125W TF TC O 100 19701 SFR25H A3A2R48 0698 3155 1 1 RESISTOR 4 641 1 125...

Страница 173: ...NAL TEST POINT 330IN ABOVE 4681 TERMINAL TEST POINT 330IN ABOVE 46812 TERMINAL TEST POINT 330IN ABOVE 46815 TERMINAL TEST POINT 330IN ABOVE 46815 TERMINAL TEST POINT 330IN ABOVE TERMINAL TEST POINT 330IN ABOVE ANALOG SWITCH 4 SPST 14 CEROIP IC FF TTL LS O TYPE POS EDGE TRIG COM Cl IC GATE TTL LS NAND QUAD P INP 4681s 4681s 0471 01295 0129 MC14066BCL SN74LS174N SN74LSOON IC COMPARATOR PRCN TO 99 PK...

Страница 174: ...3A2C20 0160 4084 8 1 CAP FXO O luF 50 V 56289 lC20X7R104M050B A3A2C21 0160 4084 8 1 CAP FXO O luF 50 V 56289 lC20X7R104M050B A3AZC22 0160 4084 8 1 CAP FXO O luF 50 V 56289 lC20X7R104M050B A3A2C23 0160 4084 8 1 CAP FXO O luF 50 V 56289 lC20X7R104M050B A3A2C24 0160 4084 8 1 CAP FXO O luF 50 V 56289 lC20X7R104M050B A3A2C25 0160 4084 8 1 CAP FXO O luF 50 V 56289 lC20X7R104M050B A3A2C26 0160 4084 8 1 C...

Страница 175: ... TKF SIDE AOJ l TRN ESISTOR 10K 1 125W TF TC O 100 IESISTOR 10K 1 125W TF TC O 100 ZESISTOR 20K 1 125W TF TC O 100 1ESISTOR 5 11K 1 125W TF TC O 100 lESISTOR 162K 1 125W TF TC O 100 tESISTOR 5 11K 1 125W TF TC O 100 lESISTOR 1K 1 125W TF TC O 100 lESISTOR 2 61K 1 125W TF TC O 100 04713 04713 04713 04713 04713 04713 04713 04713 19701 19701 19701 19701 19701 19701 19701 19701 19701 19701 19701 32997...

Страница 176: ...H RESISTOR 1 33K 1 125W TF TC O 100 19701 SFR25H RESISTOR 909 1 125W TF TC O 100 19701 SFR25H RESISTOR 1K 1 125W TF TC O 100 19701 SFR25H RESISTOR 2 15K 1 125W TF TC O 100 19701 SFR25H RESISTOR 1 47K 1 125W TF TC O 100 19701 SFR25H RESISTOR 38 3 1 125W TF TC O 100 19701 SFR25H RESISTOR 2 871 1 125W TF TC O 100 19701 SFR25H RESISTOR 75 1 125W TF TC O 100 19701 SFR25H RESISTOR 100 1 125W TF TC O 100...

Страница 177: ... TERMINAL TEST POINT 3301N ABOVE 46819 TERMINAL TEST POINT 330IN ABOVE 46819 TERMINAL TEST POINT 3301N ABOVE 46819 TERMINAL TEST POINT 330IN ABOVE 46819 TERMINAL TEST POINT 330IN ABOVE 46819 ANALOG SWITCH 4 SPST 14 CEROIP 04713 IC FF TTL LS O TYPE POS EDGE TRIG COM CL 01295 IC GATE TTL LS NAND QUAD P INP 01295 IC COMPARATOR PRCN TO 99 PKG 27014 IC OP AMP WB TO 99 PKG 27014 IC SCHMITT TRIG TTL LS N...

Страница 178: ......

Страница 179: ... R51 Y S H BAL R50 X S H BAL R12 LL THRESH A3A2 Intensity Control Component Locations 85662 60025 85662 60245 ...

Страница 180: ......

Страница 181: ......

Страница 182: ... T U P P E R I O D t D R A W I N G P E R I O D Figure 1 Line Generation Process Each of the line generators consists of a register a digital to analog converter DAC a summing amplifier a sample and hold circuit an integrator and a filter The X or Y register receives the next display point from the Digital Storage Bus The DAC converts this number to a current The summing amplifier then computes a p...

Страница 183: ...Amplifier The inputs of U4 are clamped to a maximum of 3 6 V by diodes CR1 through CRlO X Summing Amplifier GJ The X Summing Amplifier receives the next X position from the X DAC the present X position from the X Integrator and an X position shift from the Expand Register The three signals are summed to give AX next X X shift present X X shift is a binary signal of 0 V or 5 V and the amount of shi...

Страница 184: ...valent to integrating AX over the drawing period The drawing period may last for 4 LS short line or 19 ps long line The hold period lasts for 1 xs When the Line Generator is drawing a long line 19 ps switch QS is open and the current through C26 is determined by R15 When the Line Generator is drawing a short line 4 ps switch QS is closed and the current through C26 is determined by R15 in parallel...

Страница 185: ... identical to that of the corresponding X Line Generator circuits Expand Register U14 is a 2 bit Expand Register which provides scale and origin shift information to the X and Y Line Generators When a new expand value is present on B6 and B8 of the Digital Storage Bus a positive going edge on LDEXP causes U14 to be loaded with the value of B6 and B8 A high on B6 will cause a scale increase of 13 p...

Страница 186: ...ls Changes in the X Register Y Register and Expand Register Occur only during the drawing period that is when the Sample and Hold circuit is holding Changes in the LLL signal occur only during the setup period that is when the Integrator is holding The length of the drawing period either 4 or 19 US is determined by A3A2 Intensity Control LGX OR LGY SMPL O R INTG I NTG OR HLDX OR HLDY I S E T U P S...

Страница 187: ... Q7 and QS can be tested as follows Set A3A2R12 in the LL position full CW A3A3TP6 is then a TTL low and the gates of Q7 and QS are approximately 15 V With A3A2R12 in the fully CCW position A3A3TP6 is a TTL high and the gates of Q7 and QS are approximately 1 V If it is determined that any of the Sample and Hold FETs Ql through Q4 or Q12 through Q15 are defective the best procedure is to replace al...

Страница 188: ...se levels are present when Digital Storage Test Program 3 is used again it is not necessary to remove A3Al The reference voltage is measured at A3A3TP8 With A3A2R12 in the LL position and the oscilloscope sweep time set to 2 ms div the waveform shown in Figure 5 will result In the SL position the waveform is identical for a sweep time of 1 ms div Table 1 Reference Voltage Truth Table Reference Vol...

Страница 189: ...o the upper right corner and then back to the lower left Key in the following Instrument Preset Comments TM TRACE A BLADE TRACE B SHIFT Recorder Upper Right WRITE 1056Hz Ski p Page i J Recorder Lower Left DSPL ADRS 0 Hz 7iF Recorder Upper Right WRITE 1026 Hz Vector Command OHz X Ypair 1 OHz X Ypair 1 1023Hz X Ypair 2 1023Hz X Ypair 2 0 Hz X Ypair 3 OHz X Ypair 3 1056Hz Ski p Page G Recorder Lower ...

Страница 190: ...ing AX over the drawing period See A3A3 Line Generator Circuit Description in this chapter for a more complete description of the operation of the Integrator circuit O s c i l l o s c o p e S e t t i n g s S w e e p t i m e lO s div E x t t r i g g e r TPlO Vertical U p p e r t r a c e ZV div L o w e r t r a c e lV div A n a l y z e r S e t t i n g s A3A2R12 F u l l y C C W O s c i l l o s c o p e...

Страница 191: ...D O luF 50 V 56289 lC2OX7R104M05OB CAP FXD O luF 50 V 56289 lC20X7R104M0508 CAP FXD O luF 50 V 56289 lC20X7R104MO508 CAP FXD O luF 50 V 56289 lC20X7R104MO5OB CAP FXD O luF 50 V 56289 lC20X7R104M05OB CAP FXD O luF 50 V 56289 lC20X7R104MO5OB CAP FXD O luF 50 V 56289 lC2OX7R104M0508 ZAP FXD O luF 50 V 56289 lC20X7R104M05OB AP FXD O luF 50 V 56289 lC20X7R104MO508 AP FXD O luF 50 V 56289 AP FXD O luF 5...

Страница 192: ... lCZOX7R104M050B 5628 lC20X7R104M050B DIODE SCHOTTKY SM SIG DIODE SCHOTTKY SM SIG DIODE SCHOTTKY SM SIG DIODE SCHOTTKY SM SIG DIODE SCHOTTKY SM SIG DIODE SCHOTTKY SM SIG DIODE SCHOTTKY SM SIG DIODE SCHOTTKY SM SIG 3IODE SCHOTTKY SM SIG IODE SCHOTTKY SM SIG IIODE SCHOTTKY SM SIG JIODE SCHOTTKY SM SIG DIODE SCHOTTKY SM SIG DIODE SCHOTTKY St4 SIG DIODE SCHOTTKY SM SIG DIODE SCHOTTKY SM SIG DIODE SCHO...

Страница 193: ...ISTOR 19 6K 1 125W TF TC O 100 19701 SFR25H A3A3R13 0698 5350 2 1 RESISTOR 2 613K 0 1X 125W TF TC O 25 19701 5033R A3A3R14 0698 5350 2 1 RESISTOR 2 613K 0 1X 125W TF TC O 25 19701 5033R A3A3R15 0698 7095 6 1 RESISTOR 11K 0 25 125W TF TC O 50 19701 5033R A3A3R16 0698 3428 1 1 RESISTOR 14 7 1 125W TF TC O 100 91637 A3A3R17 0698 0085 CMF 55 1 T l 0 1 RESISTOR 2 61K 1 125W TF TC O 100 19701 SFR25H A3A...

Страница 194: ...ABOVE 46819 A3A3TP5 0360 0535 0 1 TERMINAL TEST POINT 330IN ABOVE 46819 A3A3TP6 0360 0535 0 1 TERMINAL TEST POINT 330IN ABOVE 46819 A3A3TP7 0360 0535 0 1 TERMINAL TEST POINT 330IN ABOVE 46819 A3A3TP8 0360 0535 0 1 TERMINAL TEST POINT 330IN ABOVE 46819 A3A3TP9 0360 0535 0 1 TERMINAL TEST POINT 330IN ABOVE 46819 A3A3TPlO 0360 0535 0 1 TERMINAL TEST POINT 330IN ABOVE 46819 A3A3TPll 0360 0535 0 1 TERM...

Страница 195: ......

Страница 196: ...R 8 YSL L Il ln R IC7n XSL 0 0 0 R 5 I I Y G A I N R 2 Y E X P A3A3 Line Generator Component Locations 85662 60128 ...

Страница 197: ...ERATOR 8 5 6 6 2 6 0 1 2 8 1 O F 2 S E R I A L P R E F I X 2403 GND 0 GND a GND a GND a GND 0 GND Q LGX A3AZP 23 0 GND a LGY A3AZPl 24 P GND 0 I GND a GND 0 GND a GND 0 GND a GND a GND Q GND a GND 0 GND 0 P21 29 83 A C 12 84 30 t W A C 5 B S A C 33 NC 16 DGND I Q A3A3 Line Generator Schematic Diagram 1 of 2 ...

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Страница 199: ...sed since only 12 bit data words are required LOE enables the RAM outputs for read operations only LWE writes data to the RAM The RAM address latches U7 and U8 store the memory address during read and write operations These latches are required because the memory address register is occasionally changed before a read operation is completed When not enabled these latches are transparent Memory Addr...

Страница 200: ...formation that forms displayed characters Each 8 bit word contains three bits of X axis information four bits of Y axis information and one bit for blanking The ROM is addressed from the memory address register and the stroke counter The ROM outputs are enabled by LROMEN low ROM enable Stroke Counter The stroke counter drives the lower three address bits of character stroke memory Since most chara...

Страница 201: ...d the Character Stroke Memory 0 An explanation of Test Program 4 is located in the A3 Digital Storage Troubleshooting tab This test requires that the Digital Storage input bus be good there are no shorted Digital Storage data lines This could show up as incorrect inputs to the memory address registers U15 and U16 A3A4 3 ...

Страница 202: ...CER 04222 SA115C104KAAH CAPACITOR FXD lUF 10X SOVDC CER 04222 SA115C104KAAH CAPACITOR FXD lUF lo SOVDC CER 04222 SA115C104KAAH CAPACITOR FXD lUF 10x SOVDC CER 04222 SA115C104KAAH CAPACITOR FXD lUF 10X SOVDC CER 04222 SA115C104KAAH CAPACITOR FXD lUF lo 5OVDC CER 04222 SAllSClO4KAAH CAPACITOR FXD lUF lo 50VDC CER 04222 SA115C104KAAH CAPACITOR FXD lUF lo 50VDC CER 04222 SA115C104KAAH CAPACITOR FXD lU...

Страница 203: ......

Страница 204: ...L I m 1 u 1 7 m n U18 u9 4 UlO 4 Ull d U 1 6 d i I El u 2 I El u 3 I I u 4 m pK i i U 6 I u 7 I 4I I I U8 A3A4 Memory Component Locations 85662 60125 ...

Страница 205: ......

Страница 206: ...e 16 12 bit ROM registers used as constants for data storage during data manipulation Accumulator I U7 and U9 form the 12 bit Accumulator which receives and holds all results of ALU operations Buffer U5 and Ull are three state data buffers that allow the Accumulator data to be transferred to the Source Bus Arithmetic Logic Unit ALU U2 U3 and U4 are the main Arithmetic Logic Unit ALU U16 provides h...

Страница 207: ...s also checks that the Constant ROM outputs can be disabled Test Program 1 checks the Accumulator Control Decode logic Pipeline Registers and parts of the ALU Constant ROM and the Multiplexer Bus Driver The Register RAM outputs are disabled by A3A5TP2 being grounded thus they should be high This eliminates the feedback from the data bus back into the A3A5 Data Manipulator Troubleshooting the Digit...

Страница 208: ...UF lo 50VOC CER 04222 SAllSC104KAAH CAPACITOR FXD lUF lo SOVDC CER 04222 SA115C104KAAH CAPACITOR FXD lUF 10X 50VDC CER 04222 SA115C104KAAH CAPACITOR FXD lUF lo 50VDC CER 04222 SA115C104KAAH CAPACITOR FXD lUF lo 50VDC CER 04222 SAl15C104KAAH CAPACITOR FXD lUF lo 50VDC CER 04222 SA115C104KAAH CAPACITOR FXD lUF lo SOVDC CER 04222 SA115C104KAAH CAPACITOR FXD lUF lo 50VDC CER 04222 SAllSC104KAAH CAPACI...

Страница 209: ...INAL TEST POINT 330IN ABOVE 46819 IC ROM 512X8 28480 IC ARITH LGC UN TTL S 28480 IC ARITH LGC UN TTL S 28480 IC ARITH LGC UN TTL S 28480 IC BFR TTL LS NON INV HEX l INP 01295 IC MUXR DATA SEL TTL LS Z TO l LINE Z IN 01295 IC FF TTL LS D TYPE POS EDGE TRIG COM Cl 01295 IC MUXR DATA SEL TTL LS Z TO l LINE 2 Ih 01295 IC FF TTL LS D TYPE PDS EDGE TRIG COM CL 01295 IC MUXR DATA SEL TTL LS Z TO l LINE 2...

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Страница 211: ...A C C O N L Y p LOAD 1 0 0 0 0 0 0 0 0 l3 Oi cl o Ll 9 ml U18 Ull 1 OQ ol 1 1 0 I i 0 Ul 00 I I I 0 c U2 u u 4 1 1 In D zu A lo N ii 0 A3A6 Data Manipulator Component Locations 85662 60145 ...

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Страница 213: ...from the Program ROM and adds it to the present state data to generate the next state Link Register The Link Register U12 and U15 holds the suspended state of the main program during interrupts and holds the next interrupt state during the main program In effect the Link Register acts as a bookmark for both the main program and the interrupt program so that either program can resume at the correct...

Страница 214: ...ipulator A3A6 Main Control and A3A7 Interface U19 U27A and U27B decode instructions from Pipeline Register U28 to control the 16 flip flops U29 contains buffers to output flag and timer signals onto the Digital Storage Bus Control Pulses U26 decodes eight control pulses based on the instruction in the Pipeline Register U24 U25A is a flip flop that is set and cleared by the signals decoded by U26 U...

Страница 215: ...7 have been checked the LTSTA and LTSTB lines are verified by using Test Program 4 Figure 1 Equivalent Circuit of State Machine Control Verify the turn on states of the register and adder outputs When A3A7Sl is pressed LTON Pl 13 goes low u12 u15 outputs go low u13 u14 outputs go low Ul U2 outputs go high 6 M H z U17 12 T9 c 8 MHz HIGH b C LOWz U18 6 LToN Ttxl U17 87 t Yl H I G H 7 4 c 4 A 1 u2 1 ...

Страница 216: ...Verify binary count sequence starting at the least significant bit SO 500 ns square wave to S7 64 ps square wave 4 A3A6 ...

Страница 217: ...XD lUF lo SOVDC CER 04222 SA115C104KMH APACITOR FXD lUF 10x SOVDC CER iHUNT DIP 8 POSITION DUAL INLINE PKG SOCKET IC 16 CONT DIP DIP SLDR ILTER COIL BLUE IN ROLL 062 IN DIA 25 IN LG BE CU 04222 SAllSC104KAAH DO779 435704 B 00779 2 641610 2 28480 08558 80011 72962 99 012 062 0250 XTR PC BD BLU POLYC 062 IN BD THKNS l LESISTOR 4 641 1 125W TF TC O 100 LESISTOR 4 64K 1 125W TF TC O 100 LESISTOR 4 641...

Страница 218: ...T 01295 SN74S283N SN74S283N NETWORK RES 8 SIP 4 7K OHM X 7 11236 750 81 IC TTL S 4096 4K ROM 55 NS 3 S 34335 AM27S29PC IC TTL S 4096 4K ROM 55 NS 3 S 34335 AM27S29PC IC TTL S 4096 4K ROM 55 NS 3 S 34335 AM27S29PC IC TTL S 4096 4K ROM 55 NS 3 S 34335 AM27S29PC IC TTL S 4096 4K ROM 55 NS 3 S IC TTL S 4096 4K ROM 55 NS 3 S IC TTL S 4096 4K ROM 55 NS 3 S IC TTL S 4096 4K ROM 55 NS 3 S IC FF TTL S D TY...

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Страница 220: ...uo wuodurw 104 03 u ew 9vEv 4L LL 4L 01 6 8 w L Y s k P K 9 4c c w Z t Ldl lpj OLdl fl q 3dl g r y j I S 1 i i Zn L tz3 tn 0 m I 63 I a a 0 0 0 0 0 0 0 0 0 0 II0 0 0 0 0 0 0 a 0 0 0 l b 1 I LDCO 0 E 0 ma 0 0 al rC ...

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Страница 222: ...Instrument Bus Drivers or the Digital Storage Bus through U3 U4 and U5 the Digital Storage Bus Drivers Instrument Address Decoder U6 U14 and U15 control the loading and output of data between the Data Transfer Register and the Instrument Bus Qualifier Select U20 and U21 select one of 16 qualifiers to be used for conditional branching Selection is controlled by A3A6 Main Control firmware I O Port D...

Страница 223: ... data at the P2 connector the jumper El is opened before probing U3 to U9 This opens the feedback from the Data Transfer Registers through the Bus Driver and back to the register If all the Bus Driver J outputs and the Digital Storage Bus Driver outputs are good when the jumper is opened then the fault is in the register corresponding to the bad bit detected at the connector that is its IOB input ...

Страница 224: ... CAPACITOR FXD lUF IO 50VDC CER 04222 SA115C104KAAH A3A7C21 0160 4835 7 1 CAPACITOR FXD lUF lo SOVDC CER 04222 SAllSC104KAAH A3A7C22 0160 4835 7 1 CAPACITOR FXD lUF lo 50VDC CER 04222 SA115C104KAAH A3A7C23 0160 4835 7 1 CAPACITOR FXD lUF lo SOVDC CER 04222 SA115C104KAAH A3A7C24 0180 0228 6 1 CAPACITOR FXD 22UF 10 15VDC TA 56289 150D226X9015B2 DYS A3A7CRl 1901 0535 9 1 DIODE SCHOTTKY SM SIG A3A7El ...

Страница 225: ... INP IC BFR TTL LS NON INV HEX l INP IC GATE TTL LS NAND TPL 3 INP IC MUXR OATA SEL TTL LS Z TO l LINE QUA0 01698 01698 01698 01698 01698 IC MUXR OATA SEL TTL LS Z TO l LINE QUA0 IC MUXR OATA SEL TTL LS L TO l LINE QUAD IC CNTR TTL LS DECD SYNCHRO POS EDGE TRI IC FF TTL S D TYPE POS EDGE TRIG PRESET IC CNTR TTL LS BIN SYNCHRO POS EDGE TRIG 01698 01698 01698 01698 01698 IC OSC TTL LS IC GATE TTL LS...

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Страница 227: ...1 r 1 _ 11 h 11 I p I p p UlO 1 tJ IY E 4 E SI 0 pq I Ea ppq m I I b 17 1 I 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 C 0 0 0 0 r m 1 1 p 4 1 p ua 1 b U16 b u15 1 0 0 0 0 0 0 0 0 0 0 0 0 0 r A3A7 Interface Component Locations 85662 60127 ...

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Страница 229: ...dates the Ramp DAC with a new scan address and LTSTA which enables test bits BO Bl and B2 RAMP LTRK and BUSY onto the Digital Storage Bus ADC The ADC analog to digital circuit converts analog sampled video data from A3A9 Track and Hold onto 10 bits of binary code using the technique of successive approximation A simplified schematic of the ADC circuit is shown in Figure l l JlgTi I B w N OUTPUT HO...

Страница 230: ...pdated When RAMP is low no update is needed When an update occurs a new address is latched into the Scan Address latches U9 and UlO This results in an updated comparison between the output of DAC U5 and the Sweep input as shown in the simplified schematic Figure l 2 A reference voltage is created for the DAC by VRl and U3 This voltage is adjustable by R5 to set the full scale lO OOO V sweep ramp p...

Страница 231: ...et first it is possible to determine which of the data bits are stuck by counting the discrete states displayed For example Figure 4 shows the result of an MSB failure D9 21 vg 2 states are displayed To detect low order bit DO D4 failures tune to the CAL OUTPUT signal and set frequency span to 100 kHz sweep time to 3 s A failure will then result in slight stair stepping of the displayed signal The...

Страница 232: ...will be 1 50 GHz for HP 8568B HP 8567A Figure 4 Ramp Converter MSB Failure REF 0 0 dBrn ATTEN in dB 18 a s I r I I I I 1 I I t I I I I I I I I I I I I I I I C E N T E R iB8 0 M H Z S P A N 2 0 0 HIi2 RES BW a0 K H Z BW 100 UHZ SWP 2 0 0 lnsec Note I TV Center Frequency Readout will be 20 000 000 MHz for an HP 8568B HP 8567A Figure 5 Video ADC Bit 5 Failure 4 A3A8 ...

Страница 233: ...e Sweep System Troubleshooting notes should be consulted to help isolate the failure to a particular assembly Table 1 contains the display symptoms that result from failures of the RAMP HOLD or BUSY lines Table 1 A3A8 Sweep Related Failure Symptoms Line Stuck High Failure Stuclc Low BUSY Sweep LED on Line at bottom Displayed signals noisy and similar of display to Figure l 5 CK LED I on after Inst...

Страница 234: ...ximately 10 stair steps should be displayed on the CRT each with sharp well defined corners The noise test mode can be used to adjust the peak detector offsets OFS POS and OFS NEG on A3A9 Track and Hold by grounding A3A9TP3 to A3A9TP1 with the VIDEO cable 96 disconnected from A3A9Jl The CRT trace will fall on the bottom graticule line when both offsets on A3A9 are properly adjusted Ramp Test The R...

Страница 235: ... d n ATTEN IB cIB 18 as I H H H CTADT n Y 4I m Y II S T O P 2 5 0 GHZ RES S W 3 M H Z S W 3 MHZ SWP 5 2 5 m ec Note Stop Frequency Readout will be 1 50 GHz for HP 8568B HP 8567A Figure 7 A3A8 DAC Linearity A3A8 7 ...

Страница 236: ...222 SA115C104KAAH CAPACITOR FXD lUF lo 50VDC CER 04222 SAllSC104KAAH CAPACITOR FXD lUF lo 50VDC CER 04222 SAllSC104KAAH CAPACITOR FXD lUF lo 5GVDC CER 04222 CAPACITOR FXD lUF lo SOVDC CER 04222 CAPACITOR FXD lUF lo SOVDC CER 04222 CAPACITOR FXD lUF lo SOVDC CER 04222 CAPACITOR FXD lUF lo 50VDC CER 04222 SAllSC104KAAH SA115C104KAAH SAllSC104KAAH SAllSClOllKAAH SA115ClOIIKAAH CAPACITOR FXD lUF lo SO...

Страница 237: ... SELECTED C OP AMP LOW DRIFT TO 99 PKG 06665 OP 07CJ SELECTED C OP AMP LOW DRIFT TO 99 PKG 06665 OP 07CJ SELECTED 1 A 12 BIT 18 CBRZ SOR CMOS 24355 AD7541BD SEL C AOOR TTL LS BIN FULL ADDR 4 BIT 01295 SN74LS283N C GATE TTL LS NOR QUAD 2 INP 01295 SN74LS02N C INV TTL LS HEX l INP 01295 SN74LS04N C FF TTL LS D TYPE POS EDGE TRIG COM CL 01295 SN74LS174N C FF TTL LS D TYPE POS EDGE TRIG COM CL 01295 S...

Страница 238: ...fr Part Code Number A3ABU17 1820 1438 1 1 IC MUXR DATA SEL TTL LS 2 TO l LINE QUAD 01295 SN74LS257BN A3ABU18 1820 1438 1 1 IC MUXR DATA SEL TTL LS P TO l LINE QUAD 01295 SN74LS257BN A3A8VRl 1902 0686 3 1 DIOOE ZNR 6 2V 2 DO 7 PD 4W TC 002 04713 11825 Indicates factory selected value 85662 60130 Parts List Page 3 of 3 ...

Страница 239: ...O R A G E H O L D M O T H E R E D 1 4 A3AlO r h SHIELD LTRK 21 1 I 1 I 1 I I I I ASXA7P2 I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I LAOC j 3 d 9 LO RAMP 2 I I LTSTA 22 12 25 I N T E R F A C E A3A71 IUHZ I D I G I T A L 1 S T O R A G E M O T H E R E D I IMAIN I I I A3A8 III P B J A3A8 Analog Digital Converter Block Diagram ...

Страница 240: ...z 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 U15 d U16 4 I 1 m I m m R10 0 u 2 I I m C Jl II GAlN O F F S A3A8 Analog Digital Converter Component Locations 85662 60130 ...

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Страница 242: ...ss CR1 to minimize leakage current CR1 turns on when Ei is greater than Eout E and C26 charges to equalize Ei and out A pair of matched FETs Q4A and Q4B and emitter follower Q5 are used in the buffer circuit Q4A is used as a source follower and Q4B as a current source The Q4A bias current is equal to the algebraic sum of the current from Q4B the base current to Q3B and the bias current through R13...

Страница 243: ...et between the output and the emitter of Q9 This insures that the voltage across C38 is always negative for positive outputs from 0 V to 1 V GNEG potentiometer R52 sets the gain input attenuation so that a 2 V full scale input produces a 1 V full scale output OFS NEG potentiometer R36 zeroes the offset U4 compares the input to the output Decoding and Timing The Decoding and Timing circuit provides...

Страница 244: ...chematic of the Track and Hold circuit is shown in Figure 3 R59 T O A3A8 Figure 3 Track and Hold Circuit Simplified Schematic Ql6 and Q15 form a buffer amplifier Q14 switches on and off to open or close a path between the amplifier and holding capacitor C15 A FET input amplifier Q13 US amplifies the capacitor voltage by a factor of 10 The gain is set the T H GAIN potentiometer R57 Offset is adjust...

Страница 245: ...e blue SHIFT key can be used to verify this I I I I I I I v I 1 I I I I Figure 4 Typical Digital Storage Test Pattern Slight stair stepping of the diagonal line could be caused by a low order bit failure on A3A8 or a noisy component on A3A9 To isolate the assemblies remove A3A9 jumper A3A8TPl to A3A8TP6 and push Instrument Preset The Display is a diagonal line If the diagonal line is not stair ste...

Страница 246: ...d source voltages on Q14 are approximately l V If not Q14 is most likely open The LTRK signal is verified using an oscilloscope Following an Instrument Preset set the spectrum analyzer sweep time to 75 ms Figure 5 shows the resultant waveform O s c i l l o s c o p e s e t t i n g s S w e e p t i m e 5 0 ms div A n o l y z e r S w e e p t i m e 7 5 m s Figure 5 LTRK Timing Waveform 11 I T I I I I 4...

Страница 247: ...801 240 s VI F o r T e s t P r o g r a m 6 H O L D i s n o r m a l l y h i g h g o i n g l o w o n l y e v e r y 8 0 msec w h i c h r e s e t s t h e p e a k d e t e c t o r s R E S E T P O S P K a n d R E S E T N E G P K A l l o t h e r wave f o r m s r e m a i n t h e same a s f o r T e s t P r o g r a m 5 Figure 6 A3A9 Timing Waveforms Using Digital Storage Test Program 5 6 A3A9 ...

Страница 248: ...llSC104KAAH CAPACITOR FXD OlUF 10X 1OOVDC CER 04222 SAlOlC103KAAH CAPACITOR FXD lUF lo SOVDC CER 04222 SAllSC104KAAH CAPACITOR FXD 620PF 5X 1OOVDC MICA D 7 09023 CD15FC621J03 CAPACITOR FXD lUF lo 50VDC CER 04222 SA115C104KAAH CAPACITOR FXD lUF lo SOVDC CER 04222 SA115C104KAAH CAPACITOR FXD 1OOPF 5X 1OOVDC CER 0 3 04222 SAlOZAlOlJAAH CAPACITOR FXD 1OOPF 5 1OOVDC CER 0 3 04222 SAlOZAlOlJAAH CAPACITO...

Страница 249: ...04KAAH 9N171 lN3595 9N171 lN3595 9N171 lN645 DIODE SCHOTTKY SM SIG CONNECTOR RF SM SNP M PC 50 OHM CONNECTOR RF SM SNP M PC 50 OHM INDUCTOR RF CH MLD 1UH lo 166D INX 3 INDUCTOR RF CH MLD 47UH 5 166D INX 3 98291 51 053 0349 BE8 98291 51 053 0349 BE8 99800 1537 12 99800 1537 60 INDUCTOR RF CH MLD 47UH 5 166D INX 3 99800 1537 60 INDUCTOR RF CH MLD 1OOUH 5 166D INX 99800 1537 76 INDUCTOR RF CH MLD 47U...

Страница 250: ...SFR25H RESISTOR 5 11K 1 125W TF TC O 100 19701 SFR25H RESISTOR 10K 1 125W TF TC O 100 19701 SFR25H RESISTOR 1K 1 125W TF TC O 100 19701 SFR25H RESISTOR 1 21K 1 125W TF TC O 100 19701 SFR25H RESISTOR 5 11K 1 125W TF TC O 100 19701 SFR25H RESISTOR 511 1 125W TF TC O 100 19701 SFR25H RESISTOR 19 6K 1 125W TF TC O 100 19701 SFR25H RESISTOR 19 6K 1 125W TF TC O 100 19701 SFR25H RESISTOR 100 1 125W TF T...

Страница 251: ...2 1 RESISTOR 14 7K 1 125W TF TC O 100 19701 SFR25H A3A9R83 0757 0280 3 1 RESISTOR 1K 1 125W TF TC O 100 19701 SFR25H A3A9R84 0698 3156 2 1 RESISTOR 14 7K 1 125W TF TC O 100 19701 SFR25H A3A9R85 0757 0280 3 1 RESISTOR 1K 1 125W TF TC O 100 19701 SFR25H A3A9R86 0698 3150 6 1 RESISTOR 2 37K 1 125W TF TC O 100 19701 SFR25H A3A9R87 0698 3150 6 1 RESISTOR 2 37K 1 125W TF TC O 100 19701 SFR25H A3A9R88 06...

Страница 252: ...ACITOR FXD OlUF lo 1OOVDC CER 04222 SAlOlC103KAAH CAPACITOR FXD lUF 10X 5OVOC CER 04222 SA115C104KAAH CAPACITOR FXD 620PF 5 IOOVDC MICA 0 7 09023 CD15FC621J03 CAPACITOR FXD lUF lo 50VDC CER 04222 SAllSC104KAAH CAPACITOR FXD lUF IO SOVDC CER 04222 SA115C104KAAH CAPACITOR FXO 1OOPF 5 1OOVOC CER O 3 04222 SA102AlOlJAAH CAPACITOR FXO 1OOPF 5 1OOVDC CER O 3 04222 SAlOEAlOlJAAH CAPACITOR FXD lUF lo SOVD...

Страница 253: ...ODE SI PD TRANSISTOR PNP 2N2946A SI TO 46 PD 400MW 04713 04713 34677 04713 TRANSISTOR JFET DUAL N CHAN D MODE SI PD TRANSISTOR MOSFET N CHAN E MODE TO 72 SI TRANSISTOR NPN SI TO 18 PD 360MW TRANSISTOR DUAL NPN TO 78 PD 750MW ALTERNATE TRANSISTOR NPN MP312 52 34677 04713 04713 ESISTOR 200 0 1 125W TF TC O 25 91637 CMF 55 1 T 9 ESISTOR 200 0 1 125W TF TC O 25 91637 CMF 55 1 T 9 ESISTOR 10K I 125W TF...

Страница 254: ... 100 1 125W TF TC O 100 19701 SFR25H IESISTOR 75K 1 125W TF TC O 100 19701 SFR25H IESISTOR TRMR 20K 10 TKF SIDE AOJ 17 TR 73138 89PR2DK IESISTOR 100 0 1 125W TF TC O 25 91637 CMF 55 1 T 9 IESISTOR 17 8K 1 125W TF TC O 100 19701 SFR25H tESISTOR 5K 0 1 125W TF TC D 25 91637 CMF 55 l T 9 ESISTOR 13 3K 1 125W TF TC O 100 19701 SFR25H lESISTOR 7 5K 1 125W TF TC O 100 19701 SFR25H lESISTOR 1 47K 1 125W ...

Страница 255: ...TF TC O 100 19701 SFR25H RESISTOR 511 1 125W TF TC O 100 19701 SFR25H RESISTOR 532 0 25 125W TF TC O 100 K8479 H8 ESISTOR 10K 1 125W TF TC O 100 19701 SFR25H ESISTOR 1K 1 125W TF TC O 100 19701 SFR25H iESISTOR 5 11K 1 125W TF TC O 100 19701 SFR25H 2ESISTOR 1K I 125W TF TC O 100 19701 SFR25H ESISTOR 10K 1 125W TF TC O 100 19701 SFR25H IESISTOR 100 0 1 125W TF TC O 25 91637 CMF 55 1 T 9 7ESISTOR 14 ...

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Страница 257: ...R 5 7 T H G A I N R 5 9 T H O F S TP9h 0 0 0 0 a 0 R 3 9 G P O S R 4 4 OFS POS A 1 42 3 R 5 2 GNEG R36 O F S N E G A3A9 Track and Hold Component Locations 85662 60151 ...

Страница 258: ...R 5 7 T H G A I N R59 T H O F S A3A9 Track and Hold Component Locations 85662 60165 ...

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Страница 260: ......

Страница 261: ...DGE 18 CONT ROW 2 ROWS SCM180 7 1 HP CONNECTOR PC EDGE 18 CONT ROW 2 ROWS SCM180 7 1 HP CONNECTOR PC EDGE 18 CONT ROW 2 ROWS SCM18D 7 1 HP CONNECTOR PC EDGE 18 CONT ROW E ROWS SCM18D 7 1 HP CONNECTOR PC EDGE 18 CONT ROW L ROWS SCM18D 7 1 HP CONNECTOR PC EDGE 18 CONT ROW L ROWS SCM18D 7 1 HP CONNECTOR PC EDGE 18 CONT ROW L ROWS SCM18D 7 1 HP CONNECTOR PC EDGE 18 CONT ROW L ROWS SCM18D 7 1 HP CONNEC...

Страница 262: ...ASXAlPI I A3XA2P 1 AJXAJP 1 A3XA4P 1 A3XA5P 1 A3XA6Pl A3XA7P 1 A3XA9P 1 AJXAlP2 A3XA2P2 A3XASP2 A3XA6P2 A3XA7P2 ...

Страница 263: ......

Страница 264: ...Log Expand The Log Expand circuit allows four different amplitude scales 10 5 2 1 dB DIV Changes in the amplitude scale are accomplished by first amplifying the video signal then attenuating it various amounts This is accomplished by FET input amplifier U2 which offsets the input 5 V and whose gain set by R22 and R21 is 5 The offset is set by the current through Ql This current source is adjustabl...

Страница 265: ...th the FS adjustment R36 Decode Logic J The Decode Logic circuit performs additional decoding on output lines from IF Control A4A9 VBWA VBWB VBWC and VBWD are decoded by U8 a l of 8 decoder and inverted by UlO to drive one of the seven capacitors used in the Video Filter Ull decodes A LOG and B LOG and drives the switches that vary the attenuator in the Log Expand circuit Recorder Output The Recor...

Страница 266: ......

Страница 267: ...IJ key repeatedly A display similar to Figure 1 should result If a step is missing one of the offsets or its control circuitry is defective The truth table in Note 5 is an aid to determine which offset circuit is not operating properly 0 V in the table indicates that an offset is active Accurate determination of amplitude step size is attainable using the MARKER key and the DATA knob k R E F 1 1 0...

Страница 268: ...key once as the cursor crosses each horizontal division The display should appear as in Figure 2 Now key in ZiGi TRACE A I IIEW This turns only the Negative Peak Detector on Reset IDEOj to 1 Hz Press the s sweep key Then press the DATA step m key repeatedly The display should appear as in Figure 3 k R E F 9 0 0 dRn ATTEN 10 dB 1 0 dB CENTER 25 000 MHz SPAN 1 0 0 kHz RES BW 1 kHz VBW 3 0 kHz SWP 2 ...

Страница 269: ...indicated Video bandwidth is faulty Refer to the service sheet to determine the defective switch capacitor or decoder The Log Expand and Decode Logic circuitry can be accurately checked by using the Error Correction Routine Pressing c 1 FREQUENCY SPAN KSW starts this routine The error terms are displayed by pressing CSHIFT LINE KSw The last three lines give the offset errors from the 1 dB LOG refe...

Страница 270: ...uF 50 V 56289 A4AlC30 0160 4084 8 1 CAP FXD O luF 50 V 56289 A4AlCRl 1901 0535 9 1 DIODE SCHOTTKY SM SIG A4AlCR2 1901 0179 7 1 DIODE SWITCHING 15V 50MA 750PS DO 7 27014 A4AlCR3 1901 0179 7 1 DIODE SWITCHING 15V 50MA 750PS DO 7 27014 A4AlJl 1250 2112 1 1 CONNECTOR RF SMB M SGL HOLE FR 50 OHM 98291 A4AlJ2 1250 2112 1 1 CONNECTOR RF SMB M SGL HOLE FR 50 OHM 98291 A4AlJ3 1250 2112 1 1 CONNECTOR RF SMB...

Страница 271: ...ANSISTOR PNP 2N2907A SI TO 18 PD 4OOMI TRANSISTOR NPN SI TO 18 PD 360MW TRANSISTOR NPN SI TO 18 PD 360MW TRANSISTOR NPN SI TO 18 PD 360MW TRANSISTOR NPN SI TO 18 PD 360MW 04712 0471 04713 04713 04713 2N2907A TRANSISTOR NPN SI TO 18 PD 360MW 04713 TRANSISTOR NPN SI TO 18 PD 36OMW 04713 TRANSISTOR NPN SI TO 18 PD 36OMW 04713 TRANSISTOR NPN 2N2219A SI TO 5 PD 8OOMW 04713 RESISTOR 287 1 125W TF TC O 1...

Страница 272: ...ISTOR 4 64K 1 125W TF TC O 100 19701 SFR25H 4AlR53 0698 3155 1 1 RESISTOR 4 641 1 125W TF TC D 100 19701 SFR25H L4AlR54 0698 3445 2 1 RESISTOR 348 1 125W TF TC O 100 19701 SFR25H L4AlR55 0698 3155 1 1 RESISTOR 4 64K 1 125W TF TC O 100 19701 SFR25H L4AlR56 0698 0085 0 1 RESISTOR 2 61K 1 125W TF TC O 100 19701 SFR25H 14AlR57 0757 0416 7 1 RESISTOR 511 1 125W TF TC O 100 19701 SFR25H 14AlR58 0757 044...

Страница 273: ...umber tat 1 1 1 1 1 Description IC DCDR TTL LS 3 TO 8 LINE 3 INP IC INV TTL L HEX l INP IC BFR TTL LS NOR QUAD 2 INP DIODE ZNR 6 2V 2 DO 7 PD 4U TC 002 DIODE ZNR 6 2V 2 DO 7 PD 4U TC 002 85662 60122 Parts List Page 4 of 4 Indicatesfactoyselected value Mfr Mfr Part Code Number 0129 27011 0129 0471 0471 SN74LS138N DM74L04N SN74LS33N lN825 lN825 ...

Страница 274: ......

Страница 275: ...R2 LG OS p 10 C6 I I R14 ar OS 1 5 1 A4Al Video Processor Component Locations 85662 60122 ...

Страница 276: ......

Страница 277: ...tially identical to that of the log stages in A4A3 LOG Mode In LOG mode the LOG LIN control line from A4A9 IF Control is high about 7 V Q9 is turned on connecting the log diode bias resistor of each stage to the 12 VTV supply through CR16 and CR18 QS is off and PIN diodes CR12 and CR15 are reverse biased through R50 The LG20 control line from A4A9 IF Control Assembly is low in LOG mode so QlO is o...

Страница 278: ...Adjustments LINEAR Mode In LINEAR mode Q90 is off and QS and Q7 are on Q7 supplies additional drive for CR26 and CR27 through R58 This biases CR26 and CR27 so that their resistance is small 50R total CR28 and CR29 are reverse biased through R63 since LOG LIN is pulled to 12 VTV in linear mode There is no attenuation and the signal from Q14 is coupled directly to emitter follower Q5 Detector Driver...

Страница 279: ...6 L12 through L14 and C51 through C54 When the signal at the Q5 collector goes negative current generated in the Q4 collector is pulled out of the Q2 emitter Ql forms a current mirror which drives current into the low pass filter when Q2 collector current flows Thus current flows into the low pass filter on both positive and negative halves of the IF signal at the Q5 emitter CR31 CR32 CR33 and R72...

Страница 280: ...f the displayed signal should be on the top graticule Adjust the front panel AMPTD CAL control to place the peak of the signal one division below the top graticule If the signal limits at the top of the display one of the Linear Gain Steps is stuck in the on state Set the 10 dB step attenuator to 10 dB and key in REFERENCE LEVEL 70 dBm The peak of the displayed signal should be one division below ...

Страница 281: ...ER CAPACITOR FXD OlUF 80 20x 1OOVDC CER CAPACITOR FXD OlUF 80 20 1OOVDC CER CAPACITOR FXD OlUF 80 20X 1OOVDC CER CAPACITOR FXD OlUF 80 20 IOOVDC CER CAPACITOR FXD OlUF 80 20X 1OOVDC CER APACITOR FXD OlUF 80 20 1OOVDC CER APACITOR FXD OlUF 80 20 1OOVOC CER APACITOR FXD OlUF 80 20 1OOVDC CER APACITOR FXD OlUF 80 20 1OOVOC CER APACITOR FXD OlUF 80 20 1OOVDC CER APACITOR FXD OlUF 80 20 1OOVDC CER APAC...

Страница 282: ... Y5V 1032 0160 2055 CAPACITOR FXD OlUF 80 20 1OOVDC CER CAPACITOR FXD OlUF 80 20 1OOVDC CER CAPACITOR FXD OlUF 80 20 1OOVOC CER CAPACITOR FXD OlUF 80 20 1OOVDC CER CAPACITOR FXD 22UF 10 15VDC TA 56289 805 504 Y5V 1032 805 504 Y5V 1032 805 504 Y5V 1032 805 504 Y5V 1032 1500226X9015B2 DYS CAPACITOR FXD 022UF 80 20 1OOVDC CER 562CZClOlAH223ZA23 CAPACITOR FXD 022UF 80 20 1OOVDC CER 562CZClOlAH223ZA23 ...

Страница 283: ...179 2N5179 2N4209 TRANSISTOR PNP 2N2907A SI TO 18 PD 400MW TRANSISTOR NPN SI TO 18 PD 360MW TRANSISTOR NPN SI TO 18 PD 36OMW TRANSISTOR NPN SI TO 18 PD 360MW TRANSISTOR NPN 2N2219A SI TO 5 PD 800MW 04713 04713 04713 04713 04713 2N2907A 2N2219A TRANSISTOR DUAL NPN PD 750MW 28480 rRANSISTOR NPN SI TO 18 PD 360MW 04713 rRANSISTOR NPN SI TO 18 PD 360MW 04713 RANSISTOR NPN SI TO 18 PD 360MW 04713 RANSI...

Страница 284: ... 1 125W F TC O 100 24546 C4 l 8 TO 3161 F ESISTOR 6 81K 1 125W TF TC O 100 19701 SFR25H ESISTOR 1 47K 1X 125W TF TC O 100 19701 SFR25H ESISTOR 147 1 125W TF TC O 100 19701 SFR25H ESISTOR 3 16K 1 125W F TC O 100 24546 C4 l 8 TO 3161 F ESISTOR 17 8K 1 125W F TC O 100 24546 C4 l 8 TO 1782 F ESISTOR 17 8K 1 125W F TC D 100 24546 C4 l 8 TO 1782 F ESISTOR 6 81K 1 125W TF TC O 100 19701 SFR25H ESISTOR 31...

Страница 285: ...0 24546 C4 l 8 TO 3481 F ESISTOR 23 7K 1 125W F TC O 100 24546 C4 l 8 TO 2372 F ESISTOR 316K 1 125W F TC O 100 28480 0698 3457 ESISTOR 51 1K 1 125W TF TC O 100 19701 SFR25H LESISTOR TRMR 1K 10 WW SIDE ADJ PO TRN 32997 3005P DM3 102 ESISTOR 4 22K 1 125W TF TC O 100 19701 SFR25H ESISTOR 1K 1 125W TF TC O 100 19701 SFR25H ESISTOR 2 7 5 25W CF TC O 400 2M627 R 25J IESISTOR 3 831 1 125W F TC O 100 2454...

Страница 286: ...70 SFR25H RESISTOR 10K 1 125W TF TC O 100 1970 SFR25H RESISTOR 10K 1 125W TF TC O 100 1970 SFR25H RESISTOR 10K 1 125W TF TC O 100 1970 SFR25H RESISTOR 34 81 1 125W TF TC O 100 1970 SFR25H RESISTOR 56 2 1 125W TF TC O 100 1970 SFR25H RESISTOR 100 1 125W TF TC O 100 1970 SFR25H RESISTOR 10 1 125W TF TC O 100 9163 CMF 55 1 T l RESISTOR 3 16K 1 125W TF TC O 100 19701 SFR25H CONNECTOR SGL CONT PIN 1 14...

Страница 287: ...V 1032 A4A2C23 0160 2055 9 1 CAPACITOR FXD OlUF 80 20 1OOVDC CER 805 504 Y5V 1032 A4A2C24 0160 2055 9 1 CAPACITOR FXO OlUF 80 20 1OOVDC CER 805 504 Y5V 1032 A4A2C25 0160 2055 9 1 CAPACITOR FXD OlUF 80 20 1OOVDC CER 805 504 Y5V 1032 A4A2C26 0160 2055 9 1 CAPACITOR FXD OlUF 80 20 1OOVDC CER 805 504 Y5V 1032 A4A2C27 0160 2055 9 1 CAPACITOR FXD OlUF 80 20 1OOVDC CER 805 504 Y5V 1032 A4A2C28 0160 2055 ...

Страница 288: ...HING 20V 75MA 1ONS DO 35 71468 IIODE SWITCHING 20V 75MA 1ONS DO 35 71468 IIODE SWITCHING 20V 75MA 1ONS DO 35 71468 IODE SWITCHING 20V 75MA 1ONS DO 35 71468 IIODE SWITCHING 20V 75MA 1ONS DO 35 71468 IODE PIN 1lOV 28480 IOOE PIN 1lOV 28480 IODE PIN 1lOV 28480 IODE PIN 1lOV 28480 IODE SWITCHING 20V 75MA 1ONS DO 35 IODE GE 60V 60MA 1US DO 7 IODE GE 60V 60MA 1US DO 7 IOOE GE 60V 60MA 1US DO 7 IODE SWIT...

Страница 289: ...LD 8 2UH 10x 166D INX 99800 1537 34 INDUCTOR RF CH MLD 1OUH lo 166D INX 99800 1537 36 A4A2L8 9100 1618 A4A2L9 9100 1618 A4A2LlO 9100 3553 A4A2L12 9140 0105 A4A2L13 9140 0114 9140 0178 1205 0011 85662 20040 86701 40001 2950 0078 2200 0101 2190 0557 1 1 7 3 4 0 0 4 9 9 0 7 1 1 1 1 1 1 1 1 1 1 1 1 INDUCTOR RF CH MLD 12UH lo 166D INX HEAT SINK TO 5 TO 39 CS COVER LOG AMP DETECTOR EXTRACTOR PC NUT HEX ...

Страница 290: ...TOR 10 1 125W TF TC O 100 91637 RESISTOR 10 1X 125W TF TC O 100 91637 CMF 55 l T l CMF 55 l T l CMF 55 1 T l CMF 55 1 T l RESISTOR 6 81K 1X 125W TF TC O 100 19701 SFR25H RESISTOR 3 16K 1 125W TF TC O 100 19701 SFR25H RESISTOR 110 1 125W TF TC O 100 19701 SFR25H RESISTOR 16 2K 1 125W TF TC O 100 19701 SFR25H RESISTOR 16 2K 1 125W TF TC O 100 19701 SFR25H RESISTOR 316 1 125W TF TC O 100 19701 SFR25H...

Страница 291: ... SFR25H RESISTOR 5 11K I 125W TF TC O 100 RESISTOR 51 1K 1 125W TF TC O 100 RESISTOR 10K 1 125W TF TC O 100 RESISTOR 3 16K 1X 125W TF TC O 100 RESISTOR 10K 1 125W TF TC O 100 RESISTOR TRMR 20K 10 WW SIDE ADJ 20 TRN RESISTOR 21 5K 1 125W TF TC O 100 RESISTOR 10K 1 125W TF TC O 100 RESISTOR 51 1 I 125W TF TC O 100 RESISTOR 1K 1 125W TF TC O 100 1 1 1 1 RESISTOR 10K 1X 125W TF TC O 100 19701 SFR25H R...

Страница 292: ...W TF TC O 100 19701 SFR25H RESISTOR 1OOK 1 125W TF TC O 100 19701 SFR25H RESISTOR 10K I 125W TF TC O 100 19701 SFR25H RESISTOR 3 16K 1 125W TF TC O 100 19701 SFR25H RESISTOR 51 1 1X 125W TF TC O 100 19701 SFR25H RESISTOR 10K 1 125W TF TC O 100 19701 SFR25H RESISTOR IOK 1 125W TF TC O 100 19701 SFR25H RESISTOR 10K I 125W TF TC O 100 19701 SFR25H RESISTOR 10K I 125W TF TC O 100 19701 SFR25H RESISTOR...

Страница 293: ......

Страница 294: ...2 k 4 5 7 J2 F1 TEN R91 12VTV R14 LG 20 A4A2 Log Amplifier Detector Component Locations 85662 60132 ...

Страница 295: ...2 4 5 1 0 N a R79 ZERO 4 E N TV R14 LG 20 A4A2 Log Amplifier Detector Component Locations 85662 60166 ...

Страница 296: ......

Страница 297: ......

Страница 298: ...n LINEAR mode signal level dependent components are switched out of the signal path and a linear display is provided LOG Mode A simplified schematic of a log amplifier stage is shown in Figure 1 In LOG mode the LOG LIN control line is high about 7 V Ql6 is on forward biasing log diodes CR25 CR26 and all other log diodes in this assembly CR25 and CR26 are Schottky diodes with a forward bias voltage...

Страница 299: ...ons in certain stages While all stages except the first three contain two log diodes each the first two stages contain six diodes each and the third contains four diodes More diodes are used in Stages 1 through 3 because these stages have their logging action at higher signal levels than the other log stages Log diodes of Stages 1 and 2 are biased so that the logging action occurs at signal levels...

Страница 300: ...in step is checked Bandpass Filters In narrow resolution bandwidths noise generated in the log amplifiers is reduced by the Bandpass Filter following Log Amplifier Stage 5 The bandwidth of this filter is switchable between wide 20 MHz and narrow about 1 MHz In resolution bandwidths of 30 kHz or less the filter bandwidth is narrow This reduces the log amplifier noise contribution 90 dB down from th...

Страница 301: ... reverse biases CR30 This places the Bandpass Filter in narrow mode The center frequency of the bandpass filter can be adjusted with CTR adjustment C55 To place the Bandpass Filter in wide mode TP7 and TP8 are shorted together with a jumper wire This forward biases CR30 through R89 and R63 Filter amplitude can then be set with FILTER AMPTD adjustment R67 so that amplitudes are equal in wide test p...

Страница 302: ...splayed signal should be on the top graticule Adjust the front panel AMPTD CAL control to place the peak of the signal one division below the top graticule If the signal limits at the top of the display one of the Linear Gain Steps is stuck in the on state Set the 10 dB step attenuator to 10 dB and key in REFERENCE LEVEL 70 dBm The peak of the displayed signal should be one division below the top ...

Страница 303: ...80 20 1OOVDC CER 805 504 Y5V 1032 CAPACITOR FXD OlUF 80 20 1OOVDC CER CAPACITOR FXD 022UF 80 20x 1DOVDC CER CAPACITOR FXD OlUF 80 20 1OOVDC CER AP FXD 8 2pF 500 V 805 504 Y5V 1032 562CZClOlAH223ZA23 805 504 Y5V 1032 52763 APACITDR FXD DlUF 80 20 1DOVDC CER 805 504 Y5V 1032 APACITOR FXD D22UF 80 20X IOOVDC CER 562CZClOlAH223ZA23 APACITOR FXD OlUF 80 20 1OOVDC CER 805 504 Y5V 1032 APACITOR FXD OlUF ...

Страница 304: ...1901 0047 8 1 DIODE SWITCHING 20V 75MA 1ONS DO 35 71468 A4A3CR2 1901 0047 8 1 DIODE SWITCHING 20V 75MA 1DNS DO 35 71468 A4A3CR3 1901 0047 8 1 DIODE SWITCHING 20V 75MA 1ONS DO 35 71468 A4A3CR4 1901 0047 8 1 DIODE SWITCHING 20V 75MA IONS DO 35 71468 A4A3CR5 85662 80026 2 1 DIODE SWITCHING DTC SELECTED 1901 0050 28480 85662 80026 A4A3CR6 85662 80026 2 1 DIODE SWITCHING DTC SELECTED 1901 0050 28480 85...

Страница 305: ...UH lo 166D INX 99800 1537 30 A4A3LlO 9100 1618 1 1 INDUCTOR RF CH MLD 5 6UH lo 166D INX 99800 1537 30 A4A3Lll 9100 1618 1 1 INDUCTOR RF CH MLD 5 6UH lo 166D INX 99800 1537 30 A4A3L12 9100 1623 8 1 INDUCTOR RF CH MLD 27UH 5X 166D INX 3 99800 1537 48 A4A3L13 9140 0105 3 1 INDUCTOR RF CH MLD 8 2UH lo 166D INX 99800 1537 34 A4A3L14 9100 3854 1 1 INDUCTOR 400NH lo 3D INXl OlGLG IN R4A3L15 R4A3L16 44A3M...

Страница 306: ... A4A3R21 0698 3429 2 1 RESISTOR 19 6 1 125W TF TC O 100 19701 SFR25H A4A3R22 0698 3439 4 1 RESISTOR 178 1 125W TF TC O 100 19701 SFR25H A4A3R23 0757 0274 5 1 RESISTOR 1 21K 1 125W TF TC O 100 19701 SFR25H A4A3R24 0757 0279 0 1 RESISTOR 3 16K 1 125W TF TC O 100 19701 SFR25H A4A3R25 0757 0394 0 1 RESISTOR 51 1 1 125W TF TC O 100 19701 SFR25H A4A3R26 0698 0085 0 1 RESISTOR 2 61K 1 125W TF TC O 100 19...

Страница 307: ...H RESISTOR 6 81K 1 125W TF TC O 100 19701 SFR25H RESISTOR 178 1 125W TF TC O 100 19701 SFR25H RESISTOR 1 21K 1 125W TF TC O 100 19701 SFR25H RESISTOR 1lOK 1 125W TF TC O 100 19701 SFR25H RESISTOR TRMR 50K 10 TKF SIDE ADJ 17 T6 73138 89PR50K RESISTOR 464 1 125W TF TC O 100 19701 SFR25H ZESISTOR 316 1 125W TF TC O 100 19701 SFR25H ESISTDR 511 1 125W TF TC O 100 19701 SFR25H 7ESISTOR 51 1 1 125W TF T...

Страница 308: ...Q 27264 16 06 0034 A4A3TPll 1251 0600 0 1 CONNECTOR SGL CONT PIN 1 14 MM BSC SZ SQ 27264 16 06 0034 A4A3TP12 0360 0124 3 1 CONNECTOR SGL CONT PIN 04 IN BSC SZ RND 97300 A4A3Ul 1826 1058 3 1 IC OP AMP GP 8 TO 99 PKG 06665 OP OZCJ A4A3VRl 1902 0126 6 1 DIODE ZNR 2 61V 5 DO 7 PD 4W TC 072 04713 A4A3VR2 1902 0579 3 1 DIODE ZNR 5 1V 5 PD lW IR lOUA 04713 A4A3VR3 1902 0041 4 1 DIODE ZNR 5 11V 5 DO 35 PD...

Страница 309: ...F 80 20 1OOVDC CER 805 504 Y5V 1032 CAPACITOR FXD OlUF 80 20 1OOVDC CER 805 504 Y5V 1032 CAPACITOR FXD OlUF 80 20 1OOVDC CER 805 504 Y5V 1032 CAPACITOR FXD DlUF BO 20 1OOVDC CER 805 504 Y5V 1032 CAPACITOR FXD OlUF 80 20 1DOVDC CER 805 504 Y5V 1032 CAPACITOR FXD OlUF 80 20 1OOVDC CER 805 504 Y5V 1032 CAPACITOR FXD OlUF 80 20 1OOVDC CER 805 504 Y5V 1032 CAPACITOR FXD OlUF 80 20 1OOVDC CER 805 504 Y5...

Страница 310: ...AP FXD 5 6pF 500 V CAP FXD 1pF 500 V CAP FXD 16pF 500 V CAP FXD 6 2pF 500 V CAPACITOR FXD OlUF 80 20 1OOVDC CER 5276 5276 5276 5276 805 504 Y5V 1032 CAPACITOR FXD OlUF 80 20 1OOVDC CER 805 504 Y5V 1032 CAPACITOR FXD OlUF 80 20 1OOVDC CER 805 504 Y5V 1032 CAPACITOR FXD OlUF 80 20 1OOVDC CER 805 504 Y5V 1032 CAPACITOR FXD 022UF 80 20 1OOVDC CER 562CZClOlAH223ZA23 CAPACITOR FXD OlUF 80 20 1ODVDC CER ...

Страница 311: ... FOR 125 D HOLE NYL NOT ASSIGNED 99800 1537 24 99800 1537 20 02768 207 080501 00 0101 PLUG HOLE CNCL HD FOR 125 D HOLE NYL 02768 207 080501 00 0101 PLUG HOLE CNCL HD FOR 125 D HOLE NYL 02768 TRANSISTOR NPN 2N5179 SI TO 72 PD ZOOMW 04713 TRANSISTOR PNP 213251 SI TO 18 PD 360MW 04713 TRANSISTOR NPN SI TO 18 PD 360MW 04713 TRANSISTOR NPN SI TO 18 PD 360MW 04713 207 080501 00 0101 2N5179 213251 TRANSI...

Страница 312: ...9701 19701 19701 19701 19701 19701 19701 19701 19701 19701 19701 19701 19701 19701 19701 19701 SFR25H SFR25H SFR25H SFR25H ESISTOR 316 1 125W TF TC O 100 ESISTOR 316 1 125W TF TC O 100 ESISTOR 6 81K 1 125W TF TC O 100 lESISTOR 3 16K 1 125W TF TC O 100 ESISTOR 3 16K 1 125W TF TC O 100 SFR25H SFR25H SFR25H SFR25H SFR25H ESISTOR 31 6 1 125W TF TC O 100 ZESISTOR 7 5K 1 125W TF TC O 100 tESISTDR 7 5K 1...

Страница 313: ... 1 14 MM BSC SZ SQ ONNECTOR SGL CONT PIN 1 14 MM BSC SZ SQ Indicatesfactov selected value Reference Designation HP Part Number A4A3R44 0757 0447 1 A4A3R45 0757 0447 A4A3R47 0757 0279 A4A3R48 0698 3444 A4A3R49 0757 0439 A4A3R50 0757 0279 A4A3R51 0757 0279 I A4A3R52 0757 0447 1 A4A3R53 0757 0447 1 A4A3R54 0757 0399 1 A4A3R57 0757 0442 A4A3R59 0757 0439 1 A4A3R60 0698 0084 A4A3R61 0698 0082 i A4A3R62...

Страница 314: ...TOR SGL CONT PIN 1 14 MM BSC SZ SQ 27261 16 06 0034 CONNECTOR SGL CONT PIN 1 14 MM BSC SZ SQ 2726d 16 06 0034 CONNECTOR SGL CONT PIN 1 14 MM BSC SZ SQ 2726d 16 06 0034 CONNECTOR SGL CONT PIN 1 14 MM BSC SZ SQ 27264 CONNECTOR SGL CONT PIN 1 14 MM BSC SZ SQ 27264 CONNECTOR SGL CONT PIN 1 14 MM BSC SZ SQ 27264 CONNECTOR SGL CONT PIN 04 IN BSC SZ RND 973oc IC OP AMP GP 8 TO 99 PKG 06665 16 06 0034 16 ...

Страница 315: ......

Страница 316: ...10 A 1 2V T Y P 7 V T Y P A4A3 Log Amplifier Filter Component Locations 85662 60009 ...

Страница 317: ...SR32 C R 9 C R 1 5 C R 3 3 C R 3 4 C R 1 8 C R 3 5 1 2V T Y P 7 V T Y P 2 k 3 R 8 3 LGlO 5 rt c 5 5 CTR 7 8 R 6 7 AMPTD A4A3 Log Amplifier Filter Component Locations 85662 60246 ...

Страница 318: ......

Страница 319: ......

Страница 320: ...ts proper functioning If a malfunction occurs the dc bias should be checked first The current through Q14 is determined by the difference between two current sources one involving Q7 and the other involving QS See Figure 2 The most convenient way to find the current from each source is to measure the voltage across each emitter resistor A 1 kS1 resistor should be used in series with the voltmeter ...

Страница 321: ... 15v t15v cl7 ETC Figure 2 A4A4 Input Buffer Amplifier Current Sinks 2 A4A4 ...

Страница 322: ...D OlUF lo 1OOVDC CER 04222 SAlOlC103KAAH A4A4C23 0160 4832 4 1 CAPACITOR FXD OlUF lo 1OOVDC CER 04222 SAlOlC103KAAH A4A4C24 0160 4832 4 1 CAPACITOR FXD OlUF lo 1OOVDC CER 04222 SAlOlC103KAAH A4A4C25 0160 4832 4 1 CAPACITOR FXD OlUF lo 1OOVDC CER 04222 SAlOlC103KAAH A4A4C26 0160 4832 4 1 CAPACITOR FXD OlUF lo 1OOVDC CER 04222 SAlOlC103KAAH A4A4C27 0160 4832 4 1 CAPACITOR FXD OlUF lo 1OOVDC CER 0422...

Страница 323: ... lo 1OOVDC CER 04222 SAlOlC103KAAH CAPACITOR FXD OlUF lo 1OOVDC CER 04222 SAlOlC103KAAH CAPACITOR FXD 1OOOPF lo 1OOVDC CER 04222 SAlOlC102KAAH CAPACITOR FXD OlUF lo 1OOVDC CER 04222 SAlDlC103KAAH CAPACITOR FXD 1OPF 5 50DVDC CER 0 60 52763 PRDPLXOSOlRNPO CAPACITOR V TRMR CER 2 8PF 350V PC MTG 52763 304 324 139 CAPACITOR FXD 4 7PF 25PF SOOVDC CER CAPACITOR V TRMR CER 5 5 18PF 350V PC MT CAPACITOR FX...

Страница 324: ...DIODE SWITCHING 20V 75MA 1ONS DO 35 DIODE PIN 1lOV DIODE SWITCHING 20V 75MA 1ONS DO 35 71468 71468 28480 71468 DIODE PIN 1lOV 28480 DIODE SCHOTTKY SM SIG DIODE SWITCHING 20V 75MA 1ONS DO 35 DIODE SCHOTTKY SM SIG DIODE PIN 1lOV 71468 28480 DIODE SCHOTTKY SM SIG DIODE SCHOTTKY SM SIG DIODE SWITCHING 20V 75MA 1ONS DO 35 DIODE SWITCHING 20V 75MA 1ONS DO 35 CORE SHIELDING BEAD 71468 71468 02114 CORE SH...

Страница 325: ...D MODE TO 92 SI 34677 rRANSISTOR NPN SI TO 18 PD 360MW 04713 rRANSISTDR J FET N CHAN D MODE TO 92 SI 34677 rRANSISTOR NPN 2N5179 SI TO 72 PD LOOM 04713 2N5179 lESISTOR 8 251 1 125W TF TC O 100 19701 SFR25H lESISTOR 23 7 1 125W TF TC D 100 19701 SFR25H lESISTOR 3 83 1 125W TF TC O 100 91637 CMF 55 1 ESISTOR 100 1X 125W TF TC O 100 19701 SFR25H ESISTOR 10K 1 125W TF TC O 100 19701 SFR25H ESISTOR 68 ...

Страница 326: ...ISTOR 4 64K 1 125W TF TC O 100 ESISTOR 464 1 125W TF TC O 100 ESISTOR 11K 1X 125W TF TC O 100 SFR25H SFR25H SFR25H SFR25H SFR25H 7ESISTOR 5 11K 1 125W TF TC O 100 7ESISTOR 215 1 125W TF TC O 100 tESISTOR 316 1 125W TF TC O 100 ESISTOR 237 1 125W TF TC D 100 ZESISTOR 3 16K 1 125W TF TC O 100 19701 19701 19701 19701 19701 19701 19701 19701 19701 19701 19701 19701 19701 19701 19701 SFR25H SFR25H SFR2...

Страница 327: ...OR 5 11K 1 125W TF TC O 100 19701 SFR25H ESISTOR 100 1 125W TF TC O 100 19701 SFR25H iESISTOR 10K 1 125W TF TC O 100 19701 SFR25H 7ESISTOR 10K 1 125W TF TC O 100 19701 SFR25H 7ESISTOR 10K 1 125W TF TC O 100 19701 SFR25H ESISTOR 4 22K 1 125W TF TC O 100 19701 SFR25H ZESISTOR 4 221 1 125W TF TC O 100 19701 SFR25H ESISTOR 4 22K 1 125W TF TC O 100 19701 SFR25H lESISTOR 31 6 1 125W TF TC O 100 19701 SF...

Страница 328: ...APACITOR FXD OlUF lo 1OOVOC CER 04222 SAlOlC103KAAH A4A4C23 0160 4832 4 1 CAPACITOR FXD OlUF lo 1OOVDC CER 04222 SAlOlC103KAAH A4A4C24 0160 4832 4 1 CAPACITOR FXD OlUF lo 1OOVDC CER 04222 SAlOlC103KAAH A4A4C25 0160 4832 4 1 CAPACITOR FXO OlUF 10x 1OOVDC CER 04222 SAlOlC103KAAH A4A4C26 0160 4832 4 1 CAPACITOR FXO OlUF lo 1OOVDC CER 04222 SAlOlC103KAAH A4A4C27 0160 4832 4 1 CAPACITOR FXD OlUF 10x 1O...

Страница 329: ...C CER A4A4C73 04222 SAlOlC103KAAH 0121 0444 4 1 CAPACITOR VAR 9pF 3pF 160 V 52763 A4A4C74 302 450 204 0121 0444 4 1 CAPACITOR VAR 9pF 3pF 160 V 52763 302 450 204 A4A4C76 0160 4832 4 1 CAPACITOR FXD OlUF lo 1OOVOC CER 04222 SAlOlC103KAAH A4A4C77 0160 4832 4 1 CAPACITOR FXD OlUF lo 1OOVDC CER 04222 SAlOlC103KAAH A4A4C78 0160 4832 4 1 CAPACITOR FXD OlUF lo 1OOVDC CER 04222 SAlOlC103KAAH A4A4C79 0160 ...

Страница 330: ... 56 590 65A2 4A ORE SHIELDING BEAD ORE SHIELDING BEAD ORE SHIELDING BEAD ORE SHIELDING BEAD NDUCTOR RF CH ML0 240UH 5 1660 INX NDUCTOR RF CH ML0 1OUH 5 1560 INX 3 NDUCTOR RF CH ML0 12UH 5X 1660 INX 3 NDUCTOR 385NH 5 3120 INXl O16LG IN NDUCTOR RF CH ML0 2 2UH I 1660 INX NDUCTOR RF CH ML0 15UH 5 1660 INX 3 02114 56 590 65A2 4A 02114 56 590 65A2 4A 02114 56 590 65A2 4A 02114 56 590 65A2 4A 99800 1537...

Страница 331: ... 5 1660 INX 24226 15M122J INDUCTOR 385NH 5 3120 INXl O16LG II 52763 5087 0273 l INDUCTOR RF CH ML0 2 2UH 5X 1660 IN 24226 15M221J INDUCTOR RF CH ML0 6 8UH 5 1660 IN 24226 15M 681J INDUCTOR RF CH ML0 15UH 5x 1660 INX 24226 15M152J INDUCTOR RF CH ML0 5 6UH 5x 1660 IN 24226 15M561J INDUCTOR RF CH ML0 5 6UH 5X 1660 IN 24226 15M561J INDUCTOR RF CH ML0 5 6UH 5 1660 IN 24226 15M561J INDUCTOR RF CH ML0 4 ...

Страница 332: ... 125W TF TC O 100 19701 SFR25H RESISTOR 6 19K 1X 125W TF TC O 100 19701 SFR25H RESISTOR 23 7 1 125W TF TC O 100 19701 SFR25H RESISTOR 100 1 125W TF TC O 100 19701 SFR25H RESISTOR 1K 1 125W TF TC O 100 19701 SFR25H RESISTOR 4 641 1 125W TF TC O 100 19701 SFR25H RESISTOR 464 1 125W TF TC O 100 RESISTOR 11K 1 125W TF TC O 100 RESISTOR 5 11K 1 125W TF TC O 100 RESISTOR 215 1 125W TF TC O 100 RESISTOR ...

Страница 333: ... CONT PIN 045 IN BSC SZ CONNECTOR SGL CONT PIN 1 14 MM BSC SZ 19701 19701 04574 04574 27264 SFR25H SFR25H 16 06 0034 CONNECTOR SGL CONT PIN 045 IN BSC SZ CONNECTOR SGL CONT PIN 045 IN BSC SZ CONNECTOR SGL CONT PIN 045 IN BSC SZ CONNECTOR SGL CONT PIN 045 IN BSC SZ CONNECTOR SGL CONT PIN 1 14 MM BSC SZ 04574 04574 04574 04574 27264 16 06 0034 DIODE ZNR 6 81V 5 DO 35 PD 4W CRYSTAL QUARTZ PART OF A M...

Страница 334: ......

Страница 335: ... L C DIP c41 L C D I P I R49 C 6 7 LC c 7 3 CTR 1 2 C 6 5 S Y M R 4 9 XTAL 3 0 c 7 4 C T R 4 5 c39 SYM R 4 3 Lc C l 9 L C C T R c20 C T R 6 7 C9 SYM 8 I A4A4 Bandwidth Filter Component Locations 85662 60142 ...

Страница 336: ...c 4 3 L C D I P c41 L C D I P A4A4 Bandwidth Filter Component Locations 85662 60189 TR ...

Страница 337: ......

Страница 338: ......

Страница 339: ...GlO line is not sinking current SGlO is off the PIN resistance is controlled only by R33 When the SGlO line is grounded SGlO is on the gain is controlled primarily by R32 If the CAL potentiometer is adjusted R32 must be adjusted also Pl a2 P i lR29 CR5 6 1 9 P I N D I O D E R E S I S T A N C E Figure 1 Step Gain 10 dB Calibration Equivalent Circuit Step Gain 20 dB 1 I Step Gain 20 dB 2 This circui...

Страница 340: ...owers with a resistor divider on the output of each one The dividers are switched in and out with diodes CR8 CR9 and CR10 to yield discrete steps of attenuation The last attenuator is variable Its range is adjusted by VR potentiometer R51 R51 sets the emitter voltage of IS which in turn determines how much current is sunk through PIN diode CR11 when resistors are switched in A4A9 IF Control See Fi...

Страница 341: ...ge applied across CR2 CR3 CR4 and R5 at Ul pin 2 and is equal to the input voltage Using circuit values FZS 51 1K 3V 1 B 9 75v As temperature changes the voltage drop across CR2 CR3 and CR4 changes This results in a change in the current through the feedback resistor R4 Since VOut Vh VR the voltage developed across R4 changes the output of the supply The change in VOut is directly proportional to ...

Страница 342: ...n of varactor CRl temperature compensating capacitor C7 and FREQ ZERO COARSE air variable capacitor Cl0 are in series with the crystal and can pull it several kHz either side of 18 4 MHz The voltage output is determined by the current through RlO times the collector load If the output is too low RlO can be decreased in size The collector voltage is divided by C13 C14 and Cl5 and goes to the Buffer...

Страница 343: ...issing refer to Note 8 for the Step Gain truth table to determine which stage is faulty 0 V in the table indicates that a control line is active k R E F 9 9 9 dBn ATTEN 0 dB 1 0 dB NOTE C e n t e r F r e q u e n c y r e a d o u t w i l l b e 1 0 0 0 0 0 0 0 0 M H z f o r a n HP8566B 1 R E F EVEL 9 9 3 dBm SG20 2 I I I I 0 dBm I I I I I I I I I C E N T E R 2 0 0 0 0 0 0 0 M H z R E S B W 1 kHz V B ...

Страница 344: ...0 1 SG20 2 Calibration Line 1 26 1 25 1 24 1 23 1 22 1 21 20 1 19 The A2dB A4dB and A8dB circuitry of the AO 0 to A15 9 Attenuator is activated by the following routine First connect a 1 dB step attenuator between CAL OUTPUT and the input to the analyzer Set this attenuator to 10 dB press Instrument Preset and key in the following CENTER FREQUENCY equal to the CAL OUTPUT frequency FREQUENCY SPAN 0...

Страница 345: ...g fidelity error in the log amplifier circuitry If accurate determination of the step size is necessary IF substitution using a calibrated 1 dB step attenuator will be required Operation of the AVdB control line and the 0 1 to 1 9 dB section of the AO 0 to A15dB Attenuator on A4A9 IF Control can be tested with the following method Press Instrument Preset and key in the following CENTER FREQuENcY e...

Страница 346: ...Z BW 3 nz SWP 20 o f C Note Center Frequency readout will be 20 000 000 MHz for an HP 8568B HP 8567A Figure 8 0 1 dB Step Gain Test The absolute step amplitudes can be determined with the MARKER A function The reference steps are 0 00 dB 0 90 dB and 1 90 dB In the Linear mode the error should be less than f0 12 dB If these steps are not correct or the display is not monotonic refer to A4A9 IF Cont...

Страница 347: ...F lo 1OOVDC CER 04222 SAlOlC103KAAH A4A5C27 0160 4832 4 1 CAPACITOR FXD OlUF lo 1OOVDC CER 04222 SAlOlC103KAAH A4A5C28 0160 4832 4 1 CAPACITOR FXD OlUF IO 1OOVDC CER 04222 SAlOlC103KAAH A4A5C29 0160 4832 4 1 CAPACITOR FXD OlUF lo 1OOVDC CER 04222 SAlOlC103KAAH A4A5C31 0160 4832 4 1 CAPACITOR FXD OlUF 10X 1OOVDC CER 04222 SAlOlC103KAAH A4A5C32 0160 2252 8 1 CAPACITOR FXD 6 2pF 500 V 52763 A4A5C33 0...

Страница 348: ...HIELDING BEAD ORE SHIELDING BEAD ORE SHIELDING BEAD NDUCTOR RF CH MLD 1 8UH 5 166D INX 02114 56 590 65A2 4A 02114 56 590 65A2 4A 02114 56 590 65A2 4A 02114 56 590 65A2 4A 24226 15M181J NDUCTOR RF CH ML0 1UH lo 1050 INX 2 32159 lA1002M lo INDUCTOR RF CH ML0 5 6UH lo 166D INX 99800 1537 30 NDUCTOR RF CH MLD 5 6UH lo 166D INX 99800 1537 30 NDUCTOR RF CH MLD 30UH 5 1660 INX 3 99800 1537 50 NDUCTOR RF ...

Страница 349: ...0001 OAP 2N5179 2N5179 TRANSISTOR NPN 2N5179 SI TO 72 PD EOOMW 04713 TRANSISTOR PNP SI PD ZOOMW FT SOOMHZ 04713 TRANSISTOR NPN SI TO 18 PD 360MW 04713 TRANSISTOR NPN SI TO 18 PD 360MW 04713 TRANSISTOR PNP 2N2907A SI TO 18 PD 400MW 04713 2N5179 2N2907A TRANSISTOR NPN SI TO 18 PD 360MW TRANSISTOR NPN SI TO 18 PD 360MW TRANSISTOR NPN SI TO 18 PO 360MW TRANSISTOR NPN SI TO 18 PD 360MW TRANSISTOR NPN S...

Страница 350: ...9701 SFR25H ESISTOR 2 15K 1 125W TF TC O 100 19701 SFR25H tESISTOR 4641 1 125W TF TC O 100 19701 SFR25H IESISTOR 121 1 125W TF TC O 100 19701 SFR25H XESISTOR 1 96K 1 125W TF TC O 100 19701 SFR25H ZESISTOR 75 1 125W TF TC O 100 19701 SFR25H ZESISTOR 1K 1 125W TF TC O 100 19701 SFR25H tESISTOR 10K 1 125W TF TC O 100 19701 SFR25H ZESISTOR 10K 1 125W TF TC O 100 19701 SFR25H ZESISTOR 2 15K 1 125W TF T...

Страница 351: ... RESISTOR 147 1 125W TF TC O 100 19701 SFR25H RESISTOR 1 33K 1 125W TF TC O 100 19701 SFR25H RESISTOR 1K 1X 125W TF TC O 100 19701 SFR25H RESISTOR 10K 1 125W TF TC O 100 19701 SFR25H RESISTOR 1K 1X 125W TF TC O 100 19701 SFR25H RESISTOR 464K 1 125W TF TC O 100 19701 SFR25H RESISTOR 31 6 1 125W TF TC O 100 19701 SFR25H RESISTOR 100 1 125W TF TC O 100 19701 SFR25H RESISTOR 10 1 125W TF TC O 100 9163...

Страница 352: ......

Страница 353: ...C l 0 F R E O Z E R O L O ONs l3V L O OFF OV t V A D J 1 R 3 2 SGlO L R 3 3 C A L R 5 4 SGZO 2 R5l V R A4A5 Step Gain Component Locations 85662 60139 ...

Страница 354: ......

Страница 355: ... biases CR3 breaking the path from the Variable Gain Amplifier LO Driver and Buffer Amplifier This circuit is only on for bandwidths _ l kHz It consists of an emitter follower Q7 driving a common base stage Q8 which in turn drives a common emitter stage Q9 The voltages and signal levels are indicated on the schematic Mixer I The Mixer is double balanced and has about 6 dB conversion loss It mixes ...

Страница 356: ... the SWITCH line is 0 V turning Q7 on The collector Q7 goes to almost 15 V which turns CR5 on shorting any signal that might pass through CR3 and CR3 off Q7 also turns the LO on LO Driver and Buffer Amplifier I This circuit is only on for bandwidths 51 kHz It consists of an emitter follower QS driving a common base stage Q5 which in turn drives a common emitter stage Q2 The proper bias voltages an...

Страница 357: ...f the SWITCH line is working the 18 4 MHz LO signal levels should be tested The 18 4 MHz Oscillator is located on the A4A5 Step Gain board A4A6A2R33 may have to be changed if mixer A4A6A2Ul is replaced Refer to the Performance Tests and Adjustments Manual for the correct procedure for selecting this value Note that the SWITCH control line voltage is different on the A4A6Al Up Converter board This ...

Страница 358: ...BLY UP CONVERTER 284BC 85662 60006 BOARD ASSEMBLY DOWN CONVERTER 28480 85662 60005 CONNECTOR RF SMB M SGL HOLE FR 50 OHM 98291 051 047 0259 220 CONNECTOR RF St48 M SGL HOLE FR 50 OHM 98291 051 047 0259 220 WASHER LK INTL T NO 10 195 IN ID 78189 1210 06 00 0551 SCREW MACH 4 40 lBB IN LG PAN HD POZI NUT HEX DBL CHAM lo 32 THD D67 IN THK COVER DOWN UP CONVERTER EXTRACTOR PC PLUG HOLE TR HD FOR 125 D ...

Страница 359: ... 35 a 1 DIODE SWITCHING 20V 75MA 1ONS DO 35 A4A6AlCR4 A4A6AlEl A4A6AlE2 A4A6AlE3 A4A6AlE4 A4A6AlE5 A4A6AlE6 A4A6AlE7 A4A6AlLl A4A6AlL2 A4A6AlL4 A4A6AlL5 A4A6AlL7 A4A6AlLB A4A6AlMP2 1901 0047 9170 0029 9170 0029 9170 0029 9170 0029 9170 0029 9170 0029 9170 0029 9140 0112 9100 1611 9100 1624 9100 1620 9140 0112 9100 1618 a 1 DIODE SWITCHING 20V 75MA 1ONS DO 35 3 1 CORE SHIELDING BEAD 3 1 CORE SHIELD...

Страница 360: ... 125W TF TC O 100 1970 SFR25H lESISTOR 3 16K 1 125W TF TC O 100 1970 SFR25H lESISTOR 3 16K 1X 125W TF TC O 100 1970 SFR25H lESISTOR 1OOK 1 125W TF TC O 100 19701 SFR25H LESISTOR 1K 1 125W TF TC O 100 19701 SFR25H ESISTOR 1 33K 1 125W TF TC O 100 19701 SFR25H ESISTOR 10K 1 125W TF TC O 100 19701 SFR25H ESISTOR 10K 1 125W TF TC O 100 19701 SFR25H ESISTOR 1K 1 125W TF TC O 100 19701 SFR25H ESISTOR 1K...

Страница 361: ...DUCTOR RF CH MLD 4 7UH lo 166D INX NDUCTOR RF CH MLD 33UH 5 166D INX 3 NDUCTOR RF CH MLD 4 7UH IO 166D INX 02114 56 590 65A2 4A 99800 1537 24 99800 1537 28 99800 1537 52 99800 1537 28 NDUCTOR RF CH MLD 4 7UH 10 166D INX 99800 1537 28 NDUCTOR RF CH MLD 1OUH 10 166D INX 99800 1537 36 NDUCTOR RF CH MLD 220NH 20 166D INX 99800 1537 02 NDUCTOR RF CH MLD 560NH lo 166D INX 24226 15M56DK RANSISTOR NPN SI ...

Страница 362: ...5H RESISTOR 51 1 1 125W TF TC O 100 RESISTOR 10K 1 125W TF TC O 100 RESISTOR 619 1 125W TF TC O 100 RESISTOR 2 15K 1 125W TF TC O 100 RESISTOR 10K I 125W TF TC D 100 19701 SFR25H 19701 SFR25H 19701 SFR25H 19701 SFR25H 19701 SFR25H RESISTOR 3 16K I 125W TF TC O 100 RESISTOR 10 1 125W TF TC O 100 RESISTOR 2 15K 1 125W TF TC O 100 RESISTOR 51 1 1 125W TF TC O 100 RESISTOR 464 1 125W TF TC O 100 19701...

Страница 363: ......

Страница 364: ...L U P C O N V E R T E R A4A6Jl W I D E G A I N A4A6 J2 00 unn 0 Oa 7 7 B 3 K r u I R 24 s ll 4 r nnu El Oe mle I3 O cD i m m a3 El wi3 I aQH 5 I u g I 0 Ifi 0 A4A6A2 DOWN CONVERTER A4A6 Up Down Converter Assembly and Component Locations 85662 60018 ...

Страница 365: ...A4A8A2 Down Converter Component Locations 85662 60005 ...

Страница 366: ...c31 R29 1 8 4 M H z NULL W I D E G A I N A4A6Al Up Converter Component Locations 85662 60006 ...

Страница 367: ......

Страница 368: ... compensate for the series resistance of the crystal but it is adjustable in only two poles 4th Pole I The basis of the buffer amplifier is a complementary feedback pair including Q9 and lo See Figure 1 1 5 v S U P P L Y Figure 1 Complementary Feedback Pair Simplified Schematic The bias current through QlO is 0 7 V 1620 4 mA and the total current through QlO plus Q9 is set by Rr to be about 20 mA ...

Страница 369: ... R41 is added and the signal from the collector of Q9 is fed into the base of Q7 by C28 See Figure 3 7 5v b 1 5 v S U P P L Y Figure 3 Buffer Amplifier with Negative Output Impedance The circuit still operates the same because there is no load on the emitter of Q7 and hence no collector current Remember this is 3 MHz AC operation If a load Y4 is added to the emitter of Q7 collector current is deve...

Страница 370: ... not shown are in series with the crystal to tune the center frequency to precisely 3 MHz The negative output impedances of the amplifier is set to compensate for the series resistance of the crystal so that as different bandwidths are selected the amplitude overall gain does not change If the relative gain of the filter assembly is too low in the 10 Hz BW and cannot be corrected by R41 and R30 th...

Страница 371: ...3 805 504 Y5V 1032 805 504 YSV 1032 805 504 Y5V 1032 CAP FXD 5 lpF 500 V CAPACITOR FXD 68PF 1X JDDVDC MICA 201 CAPACITOR V TRMR AIR 1 7 1lPF 175V PC Ml CAP VAR 4 5pF 2OpF 160 V CAPACITOR V TRMR CER 9 35PF 200V PC MTG 52763 09023 7497c 52763 52763 CD15ED680F03 187 0306 125 302 450 502 304 324 573 CAPACITOR FXD DlUF BO 20 1OOVDC CER CAPACITOR FXD OlUF BO 20 1OOVDC CER CAP FXD 5 lpF 500 V CAP FXD 5 l...

Страница 372: ...05 504 Y5V 1032 CAPACITOR FXD OlUF 80 20 1OOVDC CER 805 504 Y5V 1032 APACITOR FXD OlUF 80 20 IOOVDC CER 805 504 Y5V 1032 APACITOR FXD 047UF 80 20 1OOVDC CER 562CZClOlAL473ZA26 APACITDR FXD 022UF 80 20 1OOVDC CER 562CZClOlAH223ZA23 APACITOR FXD OlUF 80 20 IOOVDC CER 805 504 Y5V 1032 APACITOR FXD OlUF 80 20 1OOVDC CER 805 504 Y5V 1032 APACITOR FXD 047UF 80 20 IOOVDC CER 562CZClOlAL473ZA26 APACITOR F...

Страница 373: ...5 71468 DIODE SWITCHING 30V 50MA 2NS DO 35 71468 DIODE SWITCHING 30V 50MA 2NS DO 35 71468 DIODE SWITCHING 30V 50MA 2NS DO 35 71468 DIODE SWITCHING 30V 50MA 2NS DO 35 71468 DIODE SWITCHING 30V 50MA 2NS DO 35 71468 DIODE SWITCHING 30V 50MA 2NS DO 35 71468 DIODE SWITCHING 30V 50MA 2NS DO 35 71468 DIODE SWITCHING 30V 50MA 2NS DO 35 71468 DIODE SWITCHING 30V 50MA 2NS DO 35 71468 DIODE SWITCHING 30V 50M...

Страница 374: ...500 16 INDUCTOR RF CH MLD 47UH 5 166D INX 3 99800 1537 60 INDUCTOR RF CH ML0 300UH 5 2D INX 45 99800 2500 02 INDUCTOR RF CH MLD 560UH 5X 2D INX 45 99800 2500 16 INDUCTOR RF CH MLD 47UH 5 1660 INX 3 99800 1537 60 INDUCTOR RF CH MLD 300UH 5 2D INX 45 99800 2500 02 INDUCTOR RF CH MLD 560UH 5 2D INX 45 99800 2500 16 INDUCTOR RF CH MLD 47UH 5 166D INX 3 99800 1537 60 INDUCTOR RF CH MLD 300UH 5 2D INX 4...

Страница 375: ...SFR25H SFR25H SFR25H SFR25H tESISTOR IK 1 125W TF TC O 100 IESISTOR TRMR 20 10 TKF SIDE ADJ l TRN lESISTOR 100 1 125W TF TC O 100 lESISTOR 422 1 125W TF TC O 100 lESISTOR 750 1 125W TF TC O 100 SFR25H 3386X Y46 200 SFR25H SFR25H SFR25H lESISTOR 12 1K 1 125W TF TC O 100 lESISTOR 12 1K 1 125W TF TC O 100 ESISTOR 511 1 125W TF TC O 100 tESISTOR 162 1 125W TF TC O 100 lESISTOR 51 1 1 125W TF TC O 100 ...

Страница 376: ...W TF TC O 100 RESISTOR 11K 1 125W TF TC O 100 RESISTOR 111 1 125W TF TC O 100 RESISTOR 162 I 125W TF TC O 100 SFR25H SFR25H SFR25H SFR25H SFR25H RESISTOR 147 1 125W TF TC O 100 RESISTOR 38 3 1 125W TF TC O 100 RESISTOR 422 1 125W TF TC O 100 RESISTOR 38 3 1 125W TF TC O 100 RESISTOR 100 1 125W TF TC O 100 SFR25H SFR25H SFR25H SFR25H SFR25H RESISTOR 100 1X 125W TF TC O 100 RESISTOR 100 1 125W TF TC...

Страница 377: ...465 6 1 RESISTOR 1OOK I 125W TF TC O 100 19701 SFR25H A4A7R109 0757 0465 6 1 RESISTOR 1OOK 1 125W TF TC O 100 19701 A4A7TPl 0360 1788 7 1 CONNECTOR SGL CONT PIN 045 IN BSC SZ SQ 04574 A4A7TP2 0360 1788 7 1 CONNECTOR SGL CONT PIN 045 IN BSC SZ SQ 04574 A4A7TP3 0360 1788 7 1 CONNECTOR SGL CONT PIN 045 IN BSC SZ SQ 04574 A4A7TP4 0360 1788 7 1 CONNECTOR SGL CONT PIN 045 IN BSC SZ SQ 04574 SFR25H A4A7T...

Страница 378: ... I I I I I NOTES THE A4A7 3 MHz BANDWIDTH FILTER COMPRISES FIVE IDENTICAL FILTER STAGES FOR SIMPLICITY ONLY ONE IS SHOWN HERE THE POWER LEVELS FOR THE OUTPUT OF EACH FILTER STAGE ARE AS FOLLOWS 1 1ST POLE TPlO 15dEh _ ZdB ZND POLE TP lldBm ZdB 3RD POLE TP 6 lOdBm ZdE 4TH POLE TP 4 9dBm t2dB STH POLE TP Z BdBm 2266 IF CONTROL A X l 1I I I 300 HZ 14 I I 100 Hz al5 I 30 Hz 12 I 10 HZ 13 A4XA9P2 AQXA7...

Страница 379: ...c40 c 4 1 PK SYM y Hz A M P L 10 Hz AMPL A4A7 3 MHz Bandwidth Filter Component Locations 85662 60004 85662 60174 ...

Страница 380: ......

Страница 381: ...mprise a matched set and must be replaced as such The replacement assemblies are shipped without crystals so the crystals from the replaced boards must be used again lo 20 dB Attenuator 10 dB Amplifier The 10 dB Amplifier is a common emitter amplifier with a gain of approx 10 dB G GdB 20 log G 287 iTni 20 log 3 16 3 16 M 10 For the lower gain settings of 0 dB and 10 dB activated by AlOdB and A20dB...

Страница 382: ...ircuit to suppress oscillations Buffer Amplifier The Buffer Amplifier is similar to the input Buffer Amplifier The input is selected by the BW5 line from CR9 in the LC mode or from CR8 in the crystal mode In the crystal mode the current through Q4 is determined by the difference between the current sourced by QS and that sunk by Q5 about 4 mA A significant deviation from this current should be ref...

Страница 383: ...capacitance C and series resistance are not desired and are compensated for in the circuit as shown in the equivalent circuit of a single pole of crystal filtering See Figure 4 Figure 4 Crystal Filtering Pole Equivalent Circuit Since the two crystal filtering circuits are almost identical the following description is for the First Crystal Pole circuit only The PIN diode CR7 functions as a variable...

Страница 384: ... sufficient range to dip the band shape they can be ignored in analyzing the remainder of the circuit The PIN diode CR7 controls bandwidths from 3 kHz to 10 kHz For the 30 kHz bandwidth CR7 is back biased and R26 sets that bandwidth If the 30 kHz bandwidth is much too narrow even with CR7 back biased the circuit might be loaded by a bad buffer amplifier Q4 Q5 If the bandwidth is only slightly narr...

Страница 385: ...t the case capacitance of CR18 R55 sets the 100 kHz bandwidth when CR18 is back biased that is highest resistance CR17 is controlled by the LC adjustment R35 and compensates for losses in the parallel resonant circuit In the First LC Pole circuit fixed resistor R29 replaces CR17 Low gain in one of the poles in the 100 kHz bandwidth is caused by 1 Broken or cracked metalized glass inductor often in...

Страница 386: ... control board should be checked BW63 controls the crystal mode resolution bandwidths from 3 kHz to 30 kHz The LC resolution bandwidths from 100 kHz to 3 MHz are controlled by BW7 If any of the control line voltages in Note 5 of the schematic diagram are incorrect signals from A4A9 IF Control should be checked Operation of the AlOdB and A20dB circuitry can be determined by the following method Con...

Страница 387: ... T E R 2 0 0 0 0 0 0 0 M H z S P A N 0 H z R E S B W 1 kHz V B W 1 0 H z SWP 2 0 set NOTE C e n t e r F r e q u e n c y r e a d o u t w i l l b e 1 0 0 0 0 0 0 0 0 M H z f o r o n HP8566B Figure 8 AlOdB A20dB Step Display A4A8 7 ...

Страница 388: ...0 1OOVDC CER 805 504 Y5V 1032 CAPACITOR FXD 8 2pF 500 V CAPACITOR V TRMR CER 2 8PF 350V PC MTG CAPACITOR FXD 4 7PF 25PF SOOVDC CER CAPACITOR FXD OlUF 80 20x 1OOVDC CER CAPACITOR FXD OlUF 80 20x 1OOVDC CER 52763 52763 52763 304 324 139 2RDPLX0504R7NPO 805 504 Y5V 1032 805 504 Y5V 1032 CAPACITOR FXD 3OOpF 300 V MICA CAPACITOR FXD OlUF 80 20x 1OOVDC CER CAPACITOR FXD 022UF 80 20 1OOVDC CER CAPACITOR ...

Страница 389: ...75V PC M 74970 187 0103 028 A4A8C68 0160 2055 9 1 CAPACITOR FXD OlUF 80 20 1OOVDC CER 805 504 Y5V 1032 A4A8C69 0160 2055 9 1 CAPACITOR FXD OlUF 80 20x IOOVDC CER 805 504 Y5V 1032 A4A8C70 0160 2207 3 1 CAPACITOR FXD 3OOpF 300 V MICA 09023 CD15FD301J03 A4A8C71 0160 2055 9 1 CAPACITOR FXD OlUF 80 20 1OOVDC CER 805 504 Y5V 1032 A4A8C72 0160 4084 8 1 CAPACITOR FXD O luF 50 V 56289 lC20X7R104M050B A4A8C...

Страница 390: ...24 A4A8L9 9100 1620 5 1 INDUCTOR RF CH MLD 15UH lo 166D INX 99800 1537 40 A4A8LlO 9140 0453 4 1 INDUCTOR RF CH MLD 6 8UH 5 166D INX 24226 15M 681J A4A8Lll A4A8L12 A4A8L13 A4A8114 A4A8L15 A4A8L16 A4A8L17 A4A8L19 A4A8L20 A4A8L33 A4A8L34 9140 0112 2 1 INDUCTOR RF CH MLD 4 7UH lo 166D INX 99800 1537 28 A4A8L35 9140 0112 2 1 INDUCTOR RF CH MLD 4 7UH 10x 166D INX 99800 1537 28 A4A8MPl 85662 20038 0 1 CO...

Страница 391: ...7 1 125W TF TC O 100 ESISTOR 3 16K 1 125W TF TC O 100 ESISTOR 10 1 125W TF TC O 100 ESISTOR 1K 1 125W TF TC O 100 ESISTOR 6 19K I 125W TF TC O 100 ESISTOR 6 19K 1 125W TF TC O 100 ESISTOR 6 19K 1 125W TF TC O 100 ESISTOR 1 78K I 125W TF TC O 100 ESISTOR 5 621 1 125W TF TC O 100 ESISTOR 14 7K 1 125W TF TC O 100 ESISTOR 14 7K 1 125W TF TC O 100 ESISTOR 1K 1 125W TF TC O 100 EE SCHEMATIC FUNCTION BLO...

Страница 392: ...F TC O 100 19701 SFR25H RESISTOR 11K I 125W TF TC O 100 19701 SFR25H RESISTOR 5 11K 1 125W TF TC O 100 19701 SFR25H RESISTOR 215 1 125W TF TC O 100 19701 SFR25H 1 1 9 1 3 1 0 1 5 1 I RESISTOR 316 1 125W TF TC O 100 19701 SFR25H RESISTOR 237 1 125W TF TC O 100 19701 SFR25H RESISTOR IK 1 125W TF TC O 100 19701 SFR25H RESISTOR 3 16K I 125W TF TC O 100 19701 SFR25H RESISTOR 6 19K 1 125W TF TC O 100 19...

Страница 393: ... CER 04222 A4A8C27 0160 4832 4 1 CAPACITOR FXD OlUF IO 1OOVDC CER 04222 A4A8C28 0160 4832 4 1 CAPACITOR FXD OlUF IO 1OOVDC CER 04222 A4A8C29 0121 0444 4 1 CAP VAR 9pF 3pF 160 V 52763 A4A8C30 0160 4832 4 1 CAPACITOR FXD OlUF lo 1OOVDC CER 04222 A4A8C31 0160 4832 4 1 CAPACITOR FXD OlUF 10X 1OOVDC CER 04222 A4A8C32 0121 0036 0 1 CAPACITOR V TRMR CER 5 5 18PF 350V PC MT 52763 A4A8C33 0160 4832 4 1 CAP...

Страница 394: ...KAAH SAlOlC103KAAH SAlOlClD3KAAH MAlZCOGZDllOJ CAPACITOR FXD 200PF 5 JOOVDC MICA CAPACITOR FXD OlUF lo 1OOVDC CER CAPACITOR FXD 1lPF 5 EOOVDC CER 0 30 CAPACITOR FXD 200PF 5 300VDC MICA CAP FXD 9pF 50 V 09023 04222 09023 CD15FD201JD3 SAlOlC103KAAH MA12COG20110J CD15FO201J03 CC45UJlH09DDYP CAP FXD 9pF 50 V DIODE PIN 1lOV DIODE PIN 1lOV CC45UJlH090DYP DIODE SWITCHING 20V 75MA 1ONS DO 35 DIODE SWITCHI...

Страница 395: ...A4A8L4 9100 3560 6 1 INDUCTOR RF CH MLD 5 6UH 5 166D INX 24226 15M561J A4A8L5 9100 0539 3 1 INDUCTOR RF CH MLD 1OUH 5 156D INX 3 24226 15M102J A4A8L6 9100 0539 3 1 INDUCTOR RF CH MLD 1OUH 5 156D INX 3 24226 15M102J A4A8L7 9100 2813 0 1 INDUCTOR 385NH 5 312D INXl O16LG IN 52763 5087 0273 l A4A8L8 9140 0399 7 1 INDUCTOR RF CH MLD 2 2UH 5 166D INX 24226 15M221J A4ASL9 9100 3912 2 1 INDUCTOR RF CH MLD...

Страница 396: ...5H A4A8R6 2100 3053 5 1 RESISTOR TRMR 20 20 TKF SIDE ADJ 17 TRN 73138 89PR20 A4ABR7 2100 3052 4 1 RESISTOR TRMR 50 10 TKF SIDE ADJ 17 TRN 73138 89PR50 A4A8R8 0757 0416 7 1 RESISTOR 511 1 125W TF TC O 100 19701 SFR25H A4A8R9 0698 3260 9 1 RESISTOR 4641 1 125W TF TC D 100 19701 SFR25H A4A8RlO 0698 3260 9 1 RESISTOR 4641 1 125W TF TC O 100 19701 SFR25H A4ABRll 0757 0280 3 1 RESISTOR 1K 1X 125W TF TC ...

Страница 397: ... 1 9 7 0 1 SFR25H RESISTOR 464 1 125W TF TC O 100 19701 SFR25H RESISTOR 11K 1 125W TF TC O 100 RESISTOR 5 11K 1 125W TF TC O 100 RESISTOR 215 1 125W TF TC O 100 RESISTOR 316 1 125W TF TC O 100 RESISTOR 237 1 125W TF TC O 100 19701 19701 19701 19701 19701 SFR25H SFR25H SFR25H SFR25H SFR25H RESISTOR 1K 1X 125W TF TC O 100 19701 SFR25H RESISTOR 3 16K 1 125W TF TC O 100 19701 SFR25H RESISTOR 6 19K I 1...

Страница 398: ...ription CRYSTAL QUARTZ PART OF A MATCHED SET OF SIX INCLUDES A4A4Yl 3 A4A6AlY1 ANt A4A8Yl 2 REFER TO A4A4Yl CRYSTAL QUARTZ PART OF A MATCHED SET OF SIX INCLUDES A4A4Yl 3 A4A6AlYl ANt A4A8Yl 2 REFER TO A4A4Yl 85662 60190 Parts Lit Page6of6 Indicates factory selected value Mfr Code Mfr Part Number ...

Страница 399: ......

Страница 400: ...8 k H O L E LC I R 7 IO d8 R 6 2 0 dB c 2 9 CTR c 3 2 L C C T R R 4 0 XTAL R 4 4 A4A8 Attenuator Bandwidth Filter Component Locations 85662 60131 ...

Страница 401: ...C66 L C DIP C67 L C D I P I pizq 1 1 c25 B c24 C36 C 4 6 L C C T R R 3 5 LC c 2 9 CTR C 3 2 LC C T R R 4 0 XTAL R 4 4 A4A8 Attenuator Bandwidth Filter Component Locations 85662 60190 ...

Страница 402: ......

Страница 403: ......

Страница 404: ...r example when Address 20 goes high input latches UlO U14 and U17 U6 U8 and U9 in early versions of A4A9 are activated The levels of all sixteen IOB lines IOBO through IOB15 are held at those same levels at the outputs of UlO U14 and U17 AO 0 to A15 9 dB Control The AO 0 to A15 9 dB Control circuitry provides attenuation control voltages for the A4A5 Step Gain Up to 14 dB of attenuation is accompl...

Страница 405: ...elds the 100 kHz bandwidth Bandwidths from 30 kHz to 3 kHz BW7 0 6V These bandwidths are produced in the 21 4 MHz IF by five crystal filters two in A4A8 and three in A4A4 Their Q which determines bandwidth is controlled by PIN diodes the same as for the wider bandwidths Refer to the preceding discussion of the wider bandwidths QlO is the current sink for bandwidths from 30 kHz to 3 kHz The amount ...

Страница 406: ...rmining when a control line is active REF b LINEAR CENTER 9 9 dBm ATTEN 1 0 dB M K R a 1 9 3 6 set 1 9 0 dB 100 000 MHz SPAN 0 Hz RES BW 3 MHz 1 VBW 3 kHz SWP 2 0 set Note I T Center Frequency readout will be 20 000 000 MHz for an HP 8568B HP 85678 Figure 1 0 1 dB Step Gain Display The absolute step amplitudes can be determined with the MARKER A function The reference steps are 0 0 dB and 0 9 dB I...

Страница 407: ...rum analyzer s reference level For example in addition to this being the truth table for reference levels between 0 0 and 1 9 dBm it is also the truth table for reference levels between 2 0 and 3 9 dBm between 4 0 and 5 9 dBm between 6 0 and 7 9 dBm between 8 0 and 9 9 dBm and so forth Table 2 shows the fixed attenuator control line states of reference levels between 0 dBm and 9 dBm The fixed atte...

Страница 408: ...rly versions of A4A9 IF Control Table 2 0 to 9 dB Control Truth Table Levels at Output of Latches U18 and U20 I IHI 1 2 3 H I I I 6 7 H 8 9 I Latches Ill0 and Ull on early versions of A4A9 IF Control I Table 3 Resolution Bandwidth Truth Table Resolution RBW D RBW C RBW B RBW A Bandwidth 3 MHz lHlHlHlH A4A9 5 ...

Страница 409: ...Table 4 Video Bandwidth Truth Table 6 A4A9 ...

Страница 410: ...Res BW 23 kHz IReference Level Res BW 51 kHz I SG20 1 I SG20 2 dBm 1 0 2 0 3 0 4 0 50 6 0 7 0 80 LGlO LG20 9 0 110 H H H H H H 4 H 1 0 0 1 1 0 1 2 0 1 3 0 c H H H Input attenuation setting at 0 dB shift attenuator for extended ranges Latches U8 and U9 on early version of A4A9 IF Control A4A9 7 ...

Страница 411: ... 9 2 V 14 3 V o o v 4 v 1 0 v 1ov 1ov 100 Hz 0 6V 14 3 V 9 2 V 14 3 v o ov IOV 4 V 1oV lo V 30 Hz 0 6V 14 3 V 9 2 V 14 3 V o ov l o v lo V 4v 1 0 v 10 Hz 0 6 V 14 3 V 9 2 V 143 v o o v lo V l o V 4 v 4 v Table 7 Address Line Truth Table 71 Table 8 Log Expand Truth Table 8 A4A9 ...

Страница 412: ...ITCHING 80V 200MA 2NS DO 35 9N171 lN4150 lN4150 lN4150 tIODE SWITCHING BOV 200MA 2NS DO 35 9N171 IODE SWITCHING 80V 200MA 2NS DO 35 9N171 bIODE SWITCHING 30V 50MA 2NS DO 35 71468 IIODE SWITCHING 30V 50MA 2NS DO 35 71468 IIODE SWITCHING 30V 50MA 2NS DO 35 71468 lN4150 lN4150 IIODE SWITCHING 30V 50MA 2NS DO 35 IIODE SWITCHING 30V 50MA 2NS DO 35 IIODE GE 60V 60MA 1US DO 7 IIODE GE 60V 60MA 1US DO 7 I...

Страница 413: ... TC O 100 ESISTOR 2 61K 1 125W TF TC O 100 ESISTOR 1 62K 1 125W TF TC O 100 Indicatesfactory selected value Reference Designatior HP Part Number A4A9Q2 A4A9Q3 A4A9Q6 A4A9Q8 A4A9Q9 1853 0281 1853 0281 1854 0404 I 1854 0404 I 1854 0404 I A4A9QlO 1854 0404 A4A9Q20 1853 0281 A4A9Q21 1853 0281 I A4A9Q25 1853 0281 A4A9Q26 1853 0281 I A4A9Q27 1853 0281 c A4A9Q28 1853 0281 C A4A9Q29 1853 0281 C A4A9Rl 075...

Страница 414: ... RESISTOR 3 16K 1 125W TF TC O 100 19701 SFR25H RESISTOR 3 83K 1 125W TF TC O 100 19701 SFR25H RESISTOR 2 61K 1 125W TF TC O 100 19701 SFR25H RESISTOR TRMR 2K 10 TKF SIDE ADJ 17 TRN 73138 89PR2K RESISTOR TRMR 10K 10 TKF SIDE ADJ 17 TR 73138 89PRlOK RESISTOR TRMR 50K 10 TKF SIDE ADJ 17 TR 73138 89PR50K RESISTOR 681 1 125W TF TC O 100 19701 SFR25H RESISTOR 5 11K 1 125W TF TC O 100 19701 SFR25H RESIS...

Страница 415: ...TCHING 80V 200MA 2NS DO 35 9N171 lN4150 IIODE SWITCHING 80V 200MA 2NS DO 35 9N171 lN4150 IIODE SWITCHING 80V 200MA 2NS DO 35 9N171 lN4150 IIODE SWITCHING 80V 200MA 2NS DO 35 9N171 lN4150 IIODE SWITCHING 80V 200MA 2NS DO 35 9N171 lN4150 IIODE SWITCHING 80V 200MA 2NS DO 35 9N171 lN4150 IIODE SWITCHING 80V 200MA 2NS DO 35 9N171 lN4150 IIODE SWITCHING 80V 200MA 2NS DO 35 9N171 lN4150 IIODE SWITCHING 8...

Страница 416: ...25W TF TC O 100 RESISTOR 17 BK 1 125W TF TC O 100 RESISTOR 1 96K 1 125W TF TC O 100 RESISTOR 10K 1 125W TF TC O 100 RESISTOR 464 1 125W TF TC O 100 SFR25H SFR25H SFR25H SFR25H SFR25H RESISTOR l lK 1 125W TF TC O 100 RESISTOR 10K 1 125W TF TC O 100 RESISTOR 1 33K 1 125W TF TC O 100 RESISTOR 10K 1 125W TF TC O 100 RESISTOR 681 1X 125W TF TC O 100 SFR25H SFR25H SFR25H SFR25H SFR25H RESISTOR 1K 1 125W...

Страница 417: ...9701 A4A9R82 0698 0084 9 1 RESISTOR 2 15K 1 125W TF TC O 100 19701 A4A9TPl 1251 0600 0 1 CONNECTOR SGL CONT PIN 1 14 MM BSC SZ SQ 27264 A4A9TP2 1251 0600 0 1 CONNECTOR SGL CONT PIN 1 14 MM BSC SZ SQ 27264 A4A9Ul 1826 0990 0 1 IC OP AMP GP DUAL 8 DIP C PKG 04713 A4A9U2 1820 0468 5 1 IC DCDR TTL BCD TO DEC 4 TO lo LINE 4 IN 01295 A4A9U3 1858 0076 0 1 TRANSISTOR ARRAY 14 PIN PLSTC TO 116 04713 A4A9U4...

Страница 418: ...scription IC FF TTL LS D TYPE POS EDGE TRIG COM Cl 0129t IC DRVR TTL LS LINE DRVR OCTL 0129 NETWORK RES lo SIP lO OK OHM X 9 91631 DIODE ZNR 14 7V 5 DO 35 PD 4W 0471 DIODE ZNR 5 11V 5 DO 35 PD 4W 0471 RESISTOR ZERO OHMS 22 AWG LEAD DIA 5521C RESISTOR ZERO OHMS 22 AWG LEAD DIA 5521C 85662 60202 Parts List Page 4 of 4 Indicates factory selected value Mfr Mfr Part Code Number SN74LS174N SN74LS244N MS...

Страница 419: ...3KAAH CAPACITOR FXD 1OOOPF 5 1OOVDC CER O 04222 SA201A102JAAH CAPACITOR FXD 1OOOPF 5x 1OOVDC CER O 04222 SA201A102JAAH CAPACITOR FXD 1OOOPF 5 1OOVDC CER O 04222 SA201A102JAAH CAPACITOR FXD 1OOOPF 5 1OOVDC CER O 04222 SA201A102JAAH CAPACITOR FXD OlUF lo 1OOVDC CER 04222 SAlOlC103KAAH CAPACITOR FXD 2 2UF 10 ZOVDC TA 56289 150D225X9020A2 DYS CAPACITOR FXD 2 2UF 10 POVDC TA 56289 150D225X9020A2 DYS CA...

Страница 420: ...NT PIN 04 IN BSC SZ RND 97300 CONNECTOR SGL CONT PIN 04 IN BSC SZ RND 97300 ZONNECTOR SGL CONT PIN 04 IN BSC SZ RND 97300 ZONNECTOR SGL CONT PIN 04 IN BSC SZ RND 97300 DNNECTOR SGL CONT PIN 04 IN BSC SZ RND 97300 ONNECTOR SGL CONT PIN 04 IN BSC SZ RND 97300 ONNECTOR SGL CONT PIN 04 IN BSC SZ RND ESISTOR 8 25K 1 125W TF TC O 100 7ESISTOR 46 41 1 125W TF TC O 100 ESISTOR 34 8K 1X 125W TF TC O 100 IE...

Страница 421: ...ESISTOR 2 61K 1 125W TF TC O 100 19701 SFR25H A4A9R69 0698 3260 9 1 RESISTOR 4641 1 125W TF TC O 100 19701 SFR25H A4A9R70 0698 8826 3 1 RESISTOR 825K 1 125W TF TC O 100 19701 SFR25H A4A9R71 0757 0199 3 1 RESISTOR 21 5K 1 125W TF TC O 100 19701 SFR25H A4A9R72 0757 0467 8 1 RESISTOR 121K 1 125W TF TC O 100 19701 SFR25H A4A9R74 0757 0463 4 1 RESISTOR 82 51 1 125W TF TC O 100 19701 SFR25H A4A9R75 0698...

Страница 422: ...SN7445N A4A9U12 1810 0280 8 1 NETWORK RES lo SIP lO OK OHM X 9 91637 MSPlOAOl A4A9U13 1820 1216 3 1 IC DCDR TTL LS 3 TO 8 LINE 3 INP 01295 SN74LS138N A4A9U14 1820 1196 8 1 IC FF TTL LS D TYPE POS EDGE TRIG COM CL 01295 SN74LS174N A4A9U15 1820 0471 0 1 IC INV TTL HEX I INP 01295 SN7406N A4A9U16 1858 0076 0 1 TRANSISTOR ARRAY 14 PIN PLSTC TO 116 04713 MPQ2907P A4A9U17 1820 1196 8 1 IC FF TTL LS D TY...

Страница 423: ...LATCHES mo 10815 ATTENUATOR DTH 5 I I I I I t L 3MHz BANDWIDTH I F I L T E R I I I L 1 I 9 1 8 L t I I I I I GBANDWIDTt CONTROL I II 0 I II I I t V I D E O PROCESSOR I I LIFIER DETECTOR Tim 7 tLOG LlN LG20 L I ADDRESS DECODER RO AORS IO I I I i I I I I I I I I I I 15v REGULATOR A4A9 IF Control Block Diagram ...

Страница 424: ... 99 EEI FJB Ja pJ a c3 ICR JI Cl CR7 CR6 RI I R2 Rl R5 R7 I I u 2 d I I 0 1 0 Ic 2 1 u15 q m i Ic 0 0 2 6 0 2 5 0 2 9 0 2 6 cm 027 E l CJpq pq IR68 R 6 0 3 M H z R 6 1 1 M H z R 6 2 300 KHz 1 2 h R 6 5 1 0 KHz 66 3 KHZ A4A9 IF Control Component Locations 85662 60147 ...

Страница 425: ...0 0 0 0 0 0 0 0 L I 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 n 1 i U 1 6 I cl u 1 7 c20 R c21 c22 I d u 7 I I c4 0 a TP2 3 kHz R 6 5 1 0 kHz R 6 2 3 0 0 kHz R61 1 M H z R 6 0 3 M H z 2 A4A9 IF Control Component Locations 85662 60202 ...

Страница 426: ... 0 0 0 1 OCR28 R76 R63 El R64 R75 pq Ic8 pq EEI I u 1 5 m m I U16 pq m pq m I u19 m gipq Ip7T l Ic14 Jz3 mp 1 u9 Ic5 SEE EXPLODED V I E W S 2 1 UlO 4 lt6 p q Ic7 u12 I R54 R45 R5 5 R46 CR23 m R56 R47 R57 R48 I A4A9 IF Control Component Locations 85662 60222 1 of 2 ...

Страница 427: ...z T O P V I E W THERMISTOR THERMISTOR POST POST D I O D E D I O D E POST POST R E S I S T O R R E S I S T O R E X A M P L E O F C O M P O N E N T L A Y O U T S I D E V I E W E X A M P L E O F C O M P O N E N T L A Y O U T S I D E V I E W A4A9 IF Control Component Locations 85662 60222 2 of 2 A4A9 IF Control Component Locations 85662 60222 2 of 2 ...

Страница 428: ......

Страница 429: ......

Страница 430: ......

Страница 431: ...E NDUCTOR RF CH MLD 5 6UH 10X 166D INX NDUCTOR RF CH MLD 5 6UH lo 166D INX INDUCTOR RF CH MLD 5 6UH lo 166D INX NDUCTOR RF CH MLD 5 6UH lo 166D INX 28480 08558 80011 99800 1537 30 99800 1537 30 99800 1537 30 99800 1537 30 NDUCTOR RF CH ML0 5 6UH lo 166D INX 99800 1537 30 NDUCTOR RF CH ML0 5 6UH lo 166D INX 99800 1537 30 NDUCTOR RF CH MLD 5 6UH 10X 166D INX 99800 1537 30 NDUCTOR RF CH MLD 5 6UH 10X...

Страница 432: ...OWS 26742 4AlOA4XA5P2 220 620 03 1251 2034 8 1 CONNECTOR PC EDGE IO CONT ROW 2 ROWS 4AlOA4XA6AlPl 1251 0472 SCMlOD 7 1HP 4 1 CONNECTOR PC EDGE 6 CONT ROW 2 ROWS 26742 4AlOA4XA6A2Pl 220 620 03 1251 0472 4 1 CONNECTOR PC EDGE 6 CONT ROW L ROWS 26742 220 620 03 14AlOA4XA7Pl 1251 0472 4 1 CONNECTOR PC EDGE 6 CONT ROW L ROWS 26742 220 620 03 14AlOA4XA7P2 1251 0472 4 1 CONNECTOR PC EDGE 6 CONT ROW 2 ROW...

Страница 433: ...1 AIXAlPI A4XAZP2 1 1 A4XAZPl A4XASP2 AIXASPl 1 IL3 m m A4XA6AZPl A4XA6ATPl I 1 I 10 I 11 p CT4 Cl5 1 A4XA7P2 1 A4XA7Pl 1 L141m El cEq HEj lLll A4XA9P 1 A4AlO IF Video Motherboard Component Locations 85662 60149 ...

Страница 434: ......

Страница 435: ... or schematic diagram of the standard version where possible However many instances require that an option assembly have its own component location or schematic diagram These versions of the component location or schematic diagram are located behind the tab for that option List of Options Option 067 HP 8567A Spectrum Analyzer This option has a minimum resolution bandwidth of 1 kHz Refer to the Hew...

Страница 436: ...82 6 mm 19 inch spacing The heavy duty slides are designed specifically to support the weight of this spectrum analyzer Option 010 is also available as a kit HP part number 5062 6407 Option 080 Information Cards in Japanese This option provides information cards for the tray beneath the RF Section in the Japanese language Option 081 Information Cards in French This option provides information card...

Страница 437: ...7 This assembly includes the A4A6Al Input Buffer 85662 60171 and the A4A6A2 Output Driver 85662 60170 The parts list the block diagram and the schematic diagram for the A4A6 assembly are located in this section The circuit descriptions the parts lists and the component locations for the A4A6Al and the A4A6A2 are also located in this section A4A7 3 MHz Bandwidth Filter The A4A7 3 MHz Bandwidth Filt...

Страница 438: ...pensate for the loss incurred by the output driver in A4A6A2 which converts the 21 4 MHz IF signal into a 500 system A4A6A2 Output Driver Circuit Description Output Driver The 21 4 MHz IF signal goes to the output driver where it is converted to a 50R system 6 dB loss and sent to A4A6Al 2 Option 067 ...

Страница 439: ...l in troubleshooting the A4A9 IF Control Assembly Table 1 0 0 to 1 9 dB Control Truth Table Levels at Output of Latch U20 Table 2 0 to 9 dB Control Truth Table Levels at Output of Latches U18 and U20 Table 3 Resolution Bandwidth Truth Table Option 067 3 ...

Страница 440: ... H H I HlHjH I I n a I I I I H H H Log Lin hi 4 I H H H H H H H H H n a H H H I I I I IHIHI H I H I Lin I I I I 1 All RBWs SG20 2 OS10 os20 1 os20 2 LGlO I Lin 1 I I I I I IHI LG20 J 4 Lin H H Input attenuation setting at 0 dB shift attenuator for extended ranges Latches US and U9 on early version of A4A9 IF Control I n a 4 Option 067 ...

Страница 441: ...V I I I I 1 MHz 14 8 V 14 0 V 14 0 V 13 1 V 300 kHz 14 8 V 14 0 V 14 0 V 14 1 V 100 kHz 14 8 V 14 0 V 14 0 V 14 5 V 3 0 kHz 0 6 V 14 3 V 14 3 V 14 3 V 1 0 kHz 0 6 V 9 3 V 9 3 V 14 3 V 3 kHz 0 6 V 9 0 V g o v 14 3 V 1 kHz 0 6 v 8 4 V 8 4 V 14 3 V Table 7 Address Line Truth Table ki Table 8 Log Expand Truth Table Option 067 5 ...

Страница 442: ... FXD OlUF lo 1OOVDC CER 04222 A4A5C45 0160 2244 8 1 CAPACITOR FXD 3pF 500 V 52763 A4A5C46 0180 0197 8 1 CAPACITOR FXD 2 2UF 10 20VDC TA 56289 A4A5C47 0160 4832 4 1 CAPACITOR FXD OlUF lo 1OOVDC CER 04222 A4A5C48 0160 4832 4 1 CAPACITOR FXD OlUF lo 1OOVDC CER 04222 SAlOlC103KAAH 1500225X9020A2 DYS SAlOlClOJKAAH SAlOlC103KAAH A4ASC49 0160 4832 A4A5C50 0160 4832 A4ASC51 0160 4832 A4A5C52 0160 4832 A4A...

Страница 443: ...NG BEAD INDUCTOR RF CH MLD 1UH lo 105D INX 2 02114 56 59D 65A2 4A 02114 56 59D 65A2 4A 02114 56 590 65A2 4A 02114 56 59D 65A2 4A 32159 lA1002M lo INDUCTOR RF CH MLD 5 6UH lo 166D INX 99800 INDUCTOR RF CH MLD 5 6UH lo 1660 INX 99800 INDUCTOR RF CH ML0 5 6UH lo 166D INX 99800 INDUCTOR RF CH MLD 30UH 5 166D INX 3 99800 INDUCTOR RF CH MLD 30UH 5 166D INX 3 99800 1537 30 1537 30 1537 30 1537 50 1537 50...

Страница 444: ...TC O 100 19701 SFR25H ESISTOR 4641 1 125W TF TC O 100 19701 SFR25H ESISTDR 56 2 1 125W TF TC O 100 19701 SFR25H ESISTOR 681 1 125W TF TC O 100 19701 SFR25H ESISTOR 100 1 125W TF TC O 100 19701 SFR25H ESISTOR 1K 1 125W TF TC O 100 19701 SFR25H rESISTOR 2 15K 1 125W TF TC O 100 19701 SFR25H ESISTOR 464K 1 125W TF TC O 100 19701 SFR25H ESISTOR 38 3 1 125W TF TC O 100 19701 SFR25H ESISTOR 287 1 125W T...

Страница 445: ...iption RESISTOR 31 6 I 125W TF TC O 100 1970 RESISTOR 100 1X 125W TF TC O 100 1970 RESISTOR 10 1 125W TF TC O 100 9163 CONNECTOR SGL CONT PIN 1 14 MM BSC SZ SC 27261 CONNECTOR SGL CONT PIN 1 14 MM BSC SZ SC 27261 IC OP AMP GP 8 TO 99 PKG D666 DIODE ZNR 5 62V 5 DO 35 PD 4W 0471 85662 60172 Parts List Page 4 of 4 Indicates factory selected value Mff Mfr Part Code Number SFR25H SFR25H CMF 55 1 T l 16...

Страница 446: ...I Q7n _I E6d1 m ELF pTg I l lRJl yy m E 02 A D J 1 R32 SGlO R 3 3 C A L R54 SGZO 2 R51 V R A4A5 Step Gain Component Locations 85662 60172 Option 067 Tab ...

Страница 447: ......

Страница 448: ... BOARD ASSEMBLY INPUT BUFFER 28480 85662 60171 BOARD ASSEMBLY OUTPUT DRIVER 28480 85662 60170 CONNECTOR RF SMB M SGL HOLE FR 50 OHM 98291 051 047 0259 220 CONNECTOR RF SMB M SGL HOLE FR 50 OHM 98291 051 047 0259 220 WASHER LK INTL T NO 10 195 IN ID 78189 1210 06 00 0551 SCREW MACH 4 40 188 IN LG PAN HD POZI NUT HEX DBL CHAM lo 32 THD D67 IN THK COVER DOWN UP CONVERTER EXTRACTOR PC PLUG HOLE TR HD ...

Страница 449: ...D OlUF BO 20 1OOVDC CER CAPACITOR FXD OlUF 80 20 1OOVDC CER CAPACITOR FXD OlUF 80 20 1OOVDC CER CORE SHIELDING BEAD SHUNT PROGRAMMABLE 1 DBL PIN SET lOO INDUCTOR RF CH MLD 4 7UH lo 166D INX TRANSISTOR NPN SI TO 18 PD 360MW RESISTOR 162 1 125W TF TC O 100 RESISTOR 3 16K 1 125W TF TC O 100 19701 SFR25H RESISTOR 10K 1 125W TF TC O 100 19701 SFR25H RESISTOR 51 1 1 125W TF TC D 100 19701 SFR25H RESISTO...

Страница 450: ... CAPACITOR FXD OlUF 80 20 1OOVDC CER CAPACITOR FXD OlUF 80 20 1OOVDC CER CAPACITOR FXD DlUF 80 20 1OOVDC CER CAP FXD 3pF 500 V CORE SHIELDING BEAD CORE SHIELDING BEAD INDUCTOR RF CH MLD 4 7UH lo 166D IN 52763 02114 02114 99800 lC20X7R104M050B 805 504 Y5V 1032 805 504 Y5V 1032 805 504 Y5V 1032 805 504 Y5V 1032 805 504 Y5V 1032 56 590 65A2 4A 56 590 65A2 4A 1537 28 TRANSISTOR PNP 2N3251 SI TO 18 PD ...

Страница 451: ...I O U T P U T D R I V E R I I 2 1 4 M H z r I I I I 03 J 2 2 1 4 M H z I 5dB 2dB I ld n Id6 1 v 1 j F_FIN I F J J 1 3 JZ w 3 3 w 3 7 w34 I u A4A6Al INPUT BUFFER r 2 1 4 MHz ld n 1dB 1 I I A4XA6AlPl I 1 A4XASP 1 1 I I I I I i STEP GAIN r A4A5 I I I I 7 I 2 1 4 MHZ 1 I l A4A6A2 Output Driver and A4A6Al Input Buffer Opt 0671 Block Diagram I F V I D E O MOTHERBOARD 1 ...

Страница 452: ...A4A6A2 Output Driver Component Locations 85662 60170 Option 067 Tab ...

Страница 453: ...A4A6Al Input Buffer Component Locations 85662 60171 Option 067 Tab ...

Страница 454: ......

Страница 455: ...03KAAH CAPACITOR FXD OlUF lo 1ODVDC CER 04222 SAlOlC103KAAH CAPACITOR FXD OlUF IO 1OOVDC CER 04222 SAlOlC103KAAH CAPACITOR FXD OlUF lo 1DOVDC CER 04222 SAlOlC103KAAH CAPACITOR FXD OlUF lo 1OOVDC CER 04222 SAlOlC103KAAH CAPACITOR FXD OlUF 10X 1OOVDC CER 04222 SAlOlC103KAAH CAPACITOR FXD OlUF lo 1OOVDC CER 04222 SAlOlC103KAAH CAPACITOR FXD OlUF lo 1OOVDC CER 04222 SAlOlC103KAAH CAPACITOR FXD OlUF lo...

Страница 456: ...K 1 125W TF TC O 100 19701 SFR25H RESISTOR 10K 1 125W TF TC O 100 19701 SFR25H RESISTOR 1DK 1 125W TF TC O 100 19701 SFR25H RESISTOR 10K 1 125W TF TC O 100 19701 SFR25H ESISTOR 23 7K 1 125W TF TC O 100 19701 SFR25H RESISTOR 82 51 1 125W TF TC O 100 19701 SFR25H RESISTOR 16 2K 1 125W TF TC D 100 19701 SFR25H RESISTOR 38 31 1 125W TF TC O 100 19701 SFR25H RESISTOR 31 6K 1 125W TF TC O 100 19701 SFR2...

Страница 457: ... 8117 IC DCDR TTL LS BCD TO DEC 4 TO lo LINE 1 0129E SN74LS42N IC FF TTL LS D TYPE POS EDGE TRIG COM CL 0129 SN74LS175N IC FF TTL LS D TYPE POS EDGE TRIG COM Cl 0129 SN74LS174N IC DCDR TTL LS 3 TO 8 LINE 3 INP 0129E SN74LS138N IC FF TTL LS D TYPE POS EDGE TRIG COM Cl IC FF TTL LS D TYPE POS EDGE TRIG COM Cl IC FF TTL LS D TYPE POS EDGE TRIG CDM Cl IC FF TTL LS D TYPE POS EDGE TRIG COM Cl IC DCDR T...

Страница 458: ... SAlOlC103KAAH CAPACITOR FXD OlUF lo 1OOVDC CER 04222 SAlOlC103KAAH CAPACITOR FXD OlUF lo 1OOVDC CER 04222 SAlOlC103KAAH CAPACITOR FXD OIUF lo 1OOVDC CER 04222 SAlOlC103KAAH CAPACITOR FXD OlUF lo 1ODVDC CER 04222 SAlOlC103KAAH CAPACITOR FXD OlUF IO 1OOVDC CER 04222 SAlOlC103KAAH CAPACITOR FXD OlUF lo IOOVDC CER 04222 SAlOlC103KAAH CAPACITOR FXD 1OOOPF 5 1OOVDC CER O 04222 SA201A102JAAH CAPACITOR F...

Страница 459: ...W TF TC O 100 2M627 CRB14 OR CRB25 A4A9R30 0757 0458 7 1 RESISTOR 51 1K 1 125W TF TC O 100 2M627 CRB14 OR CRB25 A4A9R32 0757 0289 2 1 RESISTOR 13 3K 1 125W TF TC O 100 2M627 CRB14 OR CRB25 A4A9R33 0698 3156 2 1 RESISTOR 14 7K 1 125W TF TC O 100 2M627 CRB14 OR CRB25 A4A9R34 0698 3437 2 1 RESISTOR 133 1 125W TF TC O 100 2M627 CRB14 OR CRB25 A4A9R35 0757 0289 2 1 RESISTOR 13 3K 1 125W TF TC O 100 2M6...

Страница 460: ...01295 MC1458JG IC DCDR TTL BCD TO DEC 4 TO IO LINE 4 IN 01295 SN7445N TRANSISTOR ARRAY 14 PIN PLSTC TO 116 04713 MPQ2907P TRANSISTOR ARRAY 14 PIN PLSTC TO 116 04713 MPQ2907P NETWORK RES IO SIP 2 2K OHM X 9 11236 750 101 IC DCDR TTL BCD TO DEC 4 TO lo LINE 4 IN 01295 SN7445N IC FF TTL LS D TYPE POS EDGE TRIG COM CL 01295 SN74LS175N TRANSISTOR ARRAY 14 PIN PLSTC TO 116 IC INV TTL HEX l INP tC FF TTL...

Страница 461: ...escription IC INV TTL HEX l INP IC FF TTL LS D TYPE POS EDGE TRIG COM CL IC DRVR TTL LS LINE DRVR OCTL NETWORK RES lo SIP lO OK OHM X 9 DIODE ZNR 14 7V 5 DO 35 PD 4W DIODE ZNR 5 11V 5 DO 35 PD 4W RESISTOR ZERO OHMS 22 AWG LEAD DIA RESISTOR ZERO OHMS 22 AWG LEAD DIA 85662 60200 Parts Liit Page 4 of 4 Indicates factory selected value Mfr Mfr Part Code Number 0129 SN7406N 0129 SN74LS174N 0129E SN74LS...

Страница 462: ...DC TA 56289 150D225X902DA2 DYS A4A9C22 0180 0197 8 1 CAPACITOR FXD 2 2UF 10 20VDC TA 56289 150D225X9020A2 DYS A4A9CRl 1901 0050 3 1 DIODE SWITCHING 80V 200MA 2NS DO 35 9N171 lN4150 A4A9CR2 1901 0050 3 1 DIODE SWITCHING 80V 200MA 2NS DO 35 9N171 lN4150 A4A9CR3 1901 0050 3 1 DIODE SWITCHING 80V 200MA 2NS DO 35 9N171 lN4150 A4A9CR4 1901 0050 3 1 DIODE SWITCHING 80V 200MA 2NS DO 35 9N171 lN4150 A4A9CR...

Страница 463: ...IESISTOR 5 11K 1 125W TF TC O 100 19701 SFR25H ESISTOR 1 62K 1 125W TF TC O 100 19701 SFR25H tESISTOR 2 61K 1 125W TF TC O 100 19701 SFR25H lESISTOR 51 1K 1 125W TF TC O 100 19701 SFR25H lESISTOR 13 3K 1 125W TF TC O 100 19701 SFR25H ESISTOR 14 7K 1 125W TF TC D 100 19701 SFR25H lESISTOR 133 1 125W TF TC O 100 19701 SFR25H IESISTOR 13 3K 1 125W TF TC O 100 ESISTOR 14 7K 1 125W TF TC O 100 ESISTOR ...

Страница 464: ...TF TC O 100 19701 SFR25H RESISTOR 21 5K 1 125W TF TC D 100 19701 SFR25H RESISTOR 61 9K 1 125W TF TC O 100 19701 SFR25H RESISTOR 61 9K 1 125W TF TC O 100 19701 SFR25H RESISTOR 4221 1 125W TF TC O 100 19701 SFR25H RESISTOR 42 21 1 125W TF TC O 100 19701 SFR25H RESISTOR 562K 1 125W TF TC O 100 19701 SFR25H RESISTOR TRMR 10K 10 TKF SIDE ADJ 17 TR 73138 89PRlOK RESISTOR TRMR 5OK 10 TKF SIDE ADJ 17 TR 7...

Страница 465: ...264 16 06 0034 IC OP AMP GP DUAL 8 DIP C PKG 04713 MC1458U IC DCDR TTL BCD TO DEC 4 TO lo LINE 4 Ih 01295 SN7445N TRANSISTOR ARRAY 14 PIN PLSTC TO 116 04713 MPQ2907P TRANSISTOR ARRAY 14 PIN PLSTC TO 116 04713 MPQ2907P NETWORK RES lo SIP 2 2K OHM X 9 91637 MSPlOAOl IC DCDR TTL BCD TO DEC 4 TO IO LINE 4 IN 01295 SN7445N IC FF TTL LS D TYPE POS EDGE TRIG COM CL 01295 SN74LS175N TRANSISTOR ARRAY 14 PI...

Страница 466: ... 0 2 0 0 2 1 I m I I EaE El K m jy RI6 RI4 CR19 RZ8 g g pq 1 0 KG R 6 0 3 M H z R 6 1 1 M H z R 6 2 300 K H z 1 2 4 65 1 0 K H z R 6 6 3 K H z R 7 3 1 K H z pJpzJpiJ Jia p M H m CR17 cs Cl I 1 A4A9 IF Control Component Locations 85662 60169 Option 067 Tab ...

Страница 467: ...0 0 0 0 0 0 0 0 0 0 0 0 0 n 1 m fziJ IR76 R63 El R64 R75 u13 4 Ic8 pq Ic9 i U16 gyl IR68 I U16 0 a TP2 c20 H cc 1 c22 R 6 6 3 kHz R 6 6 3 kHz R65 lO kHz R 6 2 3 0 0 kHz R61 1 M H z R O 3 M H z 4 A4A9 IF Control Component Locations 85662 60200 Option 067 Tab ...

Страница 468: ...0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 I a lJ14 I I I d u21 CI N N cl Cl7 EP Cl 5 w4 Cl6 c20 a c21 c22 L d ClCR7 CR8 1 R25 0 R81 R21 R25 m m lRJol i u3 IR26 i SEE EXPLODED V I E W S 1 2 A4A9 IF Control Component Locations 85662 60224 1 of 2 Option 067 Tab ...

Страница 469: ...R 8 4 CR3 CR4 R 6 2 R85 CR5 CR6 R 8 6 R 8 7 R 6 0 RT5 R l l 3 M H z T O P V I E W THERMISTOR POST D I O D E POST R E S I S T O R E X A M P L E O F C O M P O N E N T L A Y O U T S I D E V I E W A4A9 IF Control Component Locations 85662 60224 2 of 2 Option 067 Tab ...

Страница 470: ......

Страница 471: ...rts list for this assembly is located in this section The component locations and the schematic diagram for this assembly are located in A4A7 section of this manual A4A9 IF Control 85662 60173 85662 60201 85662 60225 This assembly has three versions Troubleshooting tables for the Option H96 A4A9 versions are located in this section The parts lists and the component locations for each version are l...

Страница 472: ...embly Table 1 0 0 to 1 9 dB Control Truth Table Levels at Output of Latch U20 l Latch Ull on early versions of A4A9 IF Control Table 2 0 to 9 dB Control Truth Table Levels at Output of Latches U18 and U20 l Latches UlO and Ull on early versions Table 3 Resolution Bandwidth Truth Table 2 Optior 496 ...

Страница 473: ...Table 4 Video Bandwidth Truth Table Option H96 3 ...

Страница 474: ...evels at Output of Latches UlO and U17 Reference Level Res B W 13 kHz Reference Level Res B W 51 kHz A10 dB A20 dB SGlO SG20 1 SG20 2 OS10 os20 1 LGlO LG20 dBxn1 1 1 101 20 Latches U8 and U9 on early version of A4A9 IF Control 4 Option H96 ...

Страница 475: ... 0 0 kHz 14 8 V 14 0 v 14 0 v 14 5 v 14 7 v 10 v c 10 v 10 v 3 0 kHz 0 6 V 14 3 V 14 3 V 14 3 V 14 7 V lo V lo V lo V 1 0 kHz 0 6V 93 V 9 3 V 14 3 V 14 7V lo V lo V 1OV 3 kHz 0 6V 9 0 V 9 OV 14 3 V 14 7V 1OV lo V 1OV 1 kHz 0 6V 14 3 V 9 2V 14 3V O O V 1OV lo V lo V 300 Hz 0 6 V 14 3 V 9 2 V 14 3 V O O V 4v 1 0 v 1ov 100 Hz 0 6V 14 3 V 9 2 V 14 3 V O O V 1OV 4 V lOV 30 Hz 0 6 V 14 3 V 9 2 V 14 3 V ...

Страница 476: ...76 5276 09023 52763 52762 302 450 502 304 324 573 805 504 Y5V 1032 805 504 y5v 1032 805 504 Y V 1032 CAP FXD 5 lpF 500 V CAPACITOR FXD 68PF 1 300VDC MICA 2O CAPACITOR V TRMR AIR 1 7 1lPF 175V PC MT CAP VAR 4 5pF 2OpF 160 V CAPACITOR V TRMR CER 9 35PF 200V PC MTG 52763 09023 7497a 52763 52763 CD15ED680F03 187 0306 125 302 450 502 304 324 573 CAPACITOR FXD DlUF 80 20 1OOVDC CER CAPACITOR FXD OlUF 80...

Страница 477: ... BD 20 1OOVDC CER 805 504 YSV 1032 APACITOR FXD OlUF BO 20 1OOVDC CER 805 504 Y5V 1032 APACITDR FXD OlUF 8D 20 1OOVDC CER 805 504 Y5V 1032 APACITDR FXD OlUF 80 20 1OOVDC CER 805 504 Y5V 1032 APACITOR FXD 047u ao 20 100 CER 562CZClOlAL473ZA26 APACITOR FXD 022u ao 20 loov c CER 562CZClOlAH223ZA23 APACITDR FXD OlUF BO 20 1OOVDC CER 805 504 Y V 1032 APACITOR FXD OlUF BO 20 1OOVDC CER 805 504 Y5V 1032 ...

Страница 478: ...LDING BEAD 1 1 II IDIODE SWITCHING 30V 50MA 2NS DO 35 1 1 DIODE SWITCHING 30V 50MA 2NS DO 35 1 1 DIODE SWITCHING 30V 50MA 2NS DO 35 71468 1 1 DIODE SWITCHING 3DV 50MA 2NS DO 35 71468 1 1 DIODE SWITCHING 3DV 50MA 2NS DO 35 71468 1 1 DIODE SWITCHING 30V 50MA 2NS DO 35 71468 1 1 DIODE SWITCHING 30V 50MA 2NS DO 35 71468 1 1 DIODE SWITCHING 30V 50MA 2NS DO 35 71468 1 1 DIODE SWITCHING 30V 50MA 2NS DO 3...

Страница 479: ... 9980C 2500 16 INDUCTOR RF CH MLD 47UH 5 166D INX 99800 1537 60 INDUCTOR RF CH MLD 300UH 5X 2D INX 4E 99800 2500 02 INDUCTOR RF CH MLD 560UH 5 2D INX 4 99800 2500 16 INDUCTOR RF CH MLD 47UH 5X 166D INX 99800 1537 60 INDUCTOR RF CH ML0 300UH 5 2D INX 45 99800 2500 02 INDUCTOR RF CH ML0 560UH 5 2D INX 45 99800 2500 16 INDUCTOR RF CH ML0 47UH 5 166D INX 3 99800 1537 60 INOUCTOR RF CH MLD 300UH 5 2D I...

Страница 480: ...R25H A4A7R33 0757 0420 3 1 RESISTOR 750 1 125W TF TC O 100 19701 SFR25H A4A7R34 0757 0444 A4A7R35 0757 0444 A4A7R36 0757 0416 A4A7R37 0757 0405 A4A7R38 0757 0394 RESISTOR 12 1K 1X 125W TF TC O 100 19701 SFR25H RESISTOR 12 1K 1 125W TF TC O 100 19701 SFR25H RESISTOR 511 1 125W TF TC O 100 19701 SFR25H RESISTOR 162 1 125W TF TC O 100 19701 SFR25H RESISTOR 51 1 1 125W TF TC O 100 19701 SFR25H A4A7R39...

Страница 481: ...25H A4A7R66 0757 0394 0 1 RESISTOR 51 1 1 125W TF TC O 100 19701 SFR25H A4A7R67 0698 3443 0 1 RESISTOR 287 1 125W TF TC O 100 19701 SFR25H A4A7R68 0698 3437 2 1 RESISTOR 133 1 125W TF TC O 100 19701 SFR25H A4A7R69 0698 0082 7 1 RESISTOR 464 1 125W TF TC O 100 19701 SFR25H A4A7R70 0698 0082 7 1 RESISTOR 464 1 125W TF TC O 100 19701 SFR25H A4A7R71 0757 0416 7 1 RESISTOR 511 1 125W TF TC O 100 19701 ...

Страница 482: ...64 1 125W TF TC O 100 19701 SFR25H RESISTOR 511 1 125W TF TC O 100 19701 SFR25H RESISTOR 511 1 125W TF TC O 100 19701 SFR25H RESISTOR 1 96K 1 125W TF TC D 100 19701 SFR25H RESISTOR 511 I 125W TF TC O 100 19701 SFR25H RESISTOR 1OOK I 125W TF TC O 100 19701 SFR25H RESISTOR 1OOK 1 125W TF TC O 100 19701 SFR25H RESISTOR IOOK 1 125W TF TC O 100 19701 SFR25H RESISTOR 1OOK 1 125W TF TC O 100 19701 CONNEC...

Страница 483: ... 2NS DO 35 9N171 IN4150 IODE SWITCHING 80V 200MA 2NS DO 35 9N171 lN4150 IIODE SWITCHING 80V 200MA 2NS DO 35 9N171 lN4150 JIODE SWITCHING 30V 50MA 2NS DO 35 9N171 114148 IIODE SWITCHING 30V 50MA 2NS DO 35 9N171 lN4148 IIODE SWITCHING 30V 50MA 2NS DO 35 9N171 lN4148 IODE SWITCHING 30V 50MA 2NS DO 35 IIODE SWITCHING 30V 50MA 2NS DO 35 IIODE GE 6DV 60MA 1US DO 7 IIODE GE 60V 60MA 1US DO 7 IIODE SWITCH...

Страница 484: ...3 2N2907A RESISTOR 10K 1 125W TF TC O 100 2M627 CR814 OR CRB25 RESISTOR IOK 1 125W TF TC O 100 2M627 CRB14 OR CR825 RESISTOR 10K 1 125W TF TC O 100 2M627 CRB14 OR CR825 RESISTOR 10K 1 125W TF TC O 100 2M627 CRB14 OR CR825 RESISTOR 10K 1 125W TF TC O 100 2M627 CRB14 OR CR825 RESISTOR 2 61K 1 125W TF TC O 100 2M627 CRB14 OR CR825 RESISTOR 2 61K 1 125W TF TC O 100 2M627 CR814 OR CRB25 RESISTOR 10K 1 ...

Страница 485: ...RB25 RESISTOR 3 831 1 125W TF TC O 100 2M627 CR814 OR CRB25 RESISTOR 2 61K 1 125W TF TC O 100 2M627 CRB14 OR CRB25 RESISTOR TRMR 2K 10 TKF SIDE ADJ 17 TRN 32997 3006P OM3 202 RESISTOR TRMR 10K 10 TKF SIDE ADJ 17 TR 32997 3006P DM3 103 RESISTOR TRMR 50K 10 TKF SIDE ADJ 17 TR 32997 3006P DM3 503 RESISTOR 681 1 125W TF TC O 100 2 627 CR814 OR CRB25 RESISTOR 5 11K 1 125W TF TC O 100 2M627 CRB14 OR CR8...

Страница 486: ...SAlOlC103KAAH CAPACITOR FXD OlUF lo 1OOVDC CER 04222 SAlOlC103KAAH CAPACITOR FXD OlUF IO 1OOVDC CER 04222 SAlDlC103KAAH CAPACITOR FXD OlUF lo 1OOVDC CER 04222 SAlDlC103KAAH CAPACITOR FXD OlUF lo 1OOVDC CER 04222 SAlOlC103KAAH CAPACITOR FXD 1OOOPF 5 IOOVDC CER O 04222 SA201A102JAAH CAPACITOR FXO 1OOOPF 5 1OOVDC CER O 04222 SALOlAl02JAAH CAPACITOR FXD 1OOOPF 5 1OOVDC CER O 04222 SA2DlA102JAAH CAPACI...

Страница 487: ...O 100 2M627 CRB14 OR CRB25 RESISTOR 10K 1 125W TF TC O 100 2M627 CRB14 OR CRB25 RESISTOR 464 1 125W TF TC O 100 2M627 CR814 OR CRB25 RESISTOR l lK 1 125W TF TC O 100 2M627 CRB14 OR CR825 RESISTOR 10K 1 125W TF TC O 100 2M627 CRB14 OR CRB25 RESISTOR 1 33K 1 125W TF TC O 100 2M627 CRB14 OR CR825 RESISTOR 10K 1 125W TF TC O 100 2M627 CR814 OR CRB25 RESISTOR 681 1 125W TF TC O 100 2M627 CRB14 OR CRB25...

Страница 488: ...45N TRANSISTOR ARRAY 14 PIN PLSTC TO 116 04713 MPQ2907P rRANSISTDR ARRAY 14 PIN PLSTC TO 116 04713 MPQ2907P IETWORK RES IO SIP 2 2K OHM X 9 11236 750 101 C DCDR TTL BCD TO DEC 4 TO IO LINE 4 IN 01295 SN7445N C FF TTL LS D TYPE POS EDGE TRIG COM CL 01295 SN74LS175N RANSISTOR ARRAY 14 PIN PLSTC TO 116 04713 MPQ2222P C INV TTL HEX I INP 01295 SN7406N C FF TTL LS D TYPE POS EDGE TRIG COM CL 01295 SN74...

Страница 489: ...4A9 IF Control Description IC FF TTL LS D TYPE POS EDGE TRIG COM Cl IC DRVR TTL LS LINE DRVR OCTL NETWORK RES lo SIP lO OK OHM X 9 DIODE ZNR 14 7V 5 DO 35 PD 4W DIODE ZNR 5 11V 5 DO 35 PD W RESISTOR ZERO OHMS 22 AWG LEAD DIA 85662 60201 Parts List Page 4 of 4 Indicates factory selected value Mfr Code 0129 0129 1123E 0471 04712 5521C Mfr Part Number SN74LS174N SN74LS244N 750 101 L 2007 1 ...

Страница 490: ...lUF lo 1OOVDC CER 04222 SAlOlC103KAAH CAPACITOR FXD OlUF lo 1OOVDC CER 04222 SAlOlC103KAAH CAPACITOR FXD OlUF lo 1OOVDC CER 04222 SAlOlC103KAAH CAPACITOR FXD OlUF lo 1OOVDC CER 04222 SAlOlC103KAAH CAPACITOR FXD 1OOOPF 5 1OOVDC CER O 04222 SA201A102JAAH CAPACITOR FXD 1OOOPF 5 1OOVDC CER O 04222 SA201A102JAAH CAPACITOR FXD 1OOOPF 5 1OOVDC CER D 04222 SA201A102JAAH CAPACITOR FXD 1OOOPF 5 1OOVDC CER O...

Страница 491: ... 7K 1 125W TF TC D 100 19701 SFR25H ESISTOR 133 1 125W TF TC O 100 19701 SFR25H ESISTOR 13 3K I 125W TF TC O 100 19701 SFR25H ESISTOR 14 7K 1 125W TF TC O 100 19701 SFR25H ESISTOR 133 1 125W TF TC O 100 19701 SFR25H ESISTOR 10K 1 125W TF TC O 100 19701 SFR25H ESISTOR 10K 1 125W TF TC O 100 19701 SFR25H ESISTOR 2 61K 1 125W TF TC O 100 19701 SFR25H ESISTOR 5 11K 1 125W TF TC O 100 19701 SFR25H ESIS...

Страница 492: ...ESISTOR 825K I 125W TF TC O 100 19701 SFR25H A4A9R71 0757 0199 3 1 RESISTOR 21 5K 1 125W TF TC O 100 19701 SFR25H A4A9R72 0757 0467 8 1 RESISTOR 121K 1 125W TF TC O 100 19701 SFR25H A4A9R74 0757 0463 4 1 RESISTOR 82 51 1 125W TF TC O 100 19701 SFR25H A4A9R75 0698 3156 2 1 RESISTOR 14 7K 1 125W TF TC O 100 19701 SFR25H A4A9R76 0757 0465 6 1 RESISTOR 1OOK 1 125W TF TC O 100 19701 SFR25H A4A9R77 0757...

Страница 493: ...LINE 4 IN 01295 SN7445N IC FF TTL LS D TYPE PDS EDGE TRIG COM CL TRANSISTOR ARRAY 14 PIN PLSTC TO 116 IC INV TTL HEX I INP IC FF TTL LS D TYPE POS EDGE TRIG COM CL IC DCDR TTL BCD TO DEC 4 TO lo LINE 4 IN 01295 SN74LS175N 04713 MPQ2222P 01295 SN7406N 01295 SN74LS174N 01295 SN7445N NETWORK RES IO SIP lO DK OHM X 9 91637 MSPlDADl IC DCDR TTL LS 3 TO 8 LINE 3 INP 01295 SN74LS13BN IC FF TTL LS D TYPE ...

Страница 494: ...0 0 0 1 I U6 I u 1 4 cl GJ oo a20 0 2 1 I I U16 4 i I y gJ Rib I R14 p CR19 R28 E ifi 1 0 U15 4 I 1 0 ICl I I J IR68 1 R 6 0 3 MHz R6 1 l MHZ R 6 2 300 K H z 1 I 2 hk 65 1 0 K H z R 6 6 3 KHz A4A9 IF Control Component Locations 85662 60173 Option H96 Tab ...

Страница 495: ... Ic9 I u1 5 m m I I pqpj El lCRlJl I737 ICR141 m Ic3 I I I a u7 I I Ic4 1 lJ16 4 p q pq Fwyq clt lpi j LY 3 c5 In I I m J I u 9 I u2 9 ICb R 6 6 3 kHz R 6 5 lO kHz R 6 2 3 0 0 kHz R61 1 M H z R 6 0 3 M H z 1 2 A4A9 IF Control Component Locations 85662 60201 Option H96 Tab ...

Страница 496: ... 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 I u19 m pq jR77IJ Id c20 a c21 c22 p f iFJ pj s E Ill IT 0716 R44 R17 I 1 ma LI I d Ull RIV Rae H R79 wa SEE EXPLODED V I E W S A4A9 IF Control Component Locations 85662 60225 1 of 2 Option H96 Tab ...

Страница 497: ...R 6 6 3 kHz R 6 5 1 0 kHz R 6 R T 2 R T 3 R 7 R 8 6 R 8 7 R 6 0 RTS Rll 3 M H z T O P V I E W THERMISTOR POST D I O D E POST R E S I S T O R E X A M P L E O F C O M P O N E N T L A Y O U T S I D E V I E W A4A9 IF Control Component Locations 85662 60225 2 of 2 Option H96 Tab ...

Страница 498: ......

Страница 499: ...arts list the component location and the schematic diagram for this assembly are located in this section of the manual A4A7 3 MHz Bandwidth Filter 85662 60186 The parts list for this assembly is located in this section The component locations and the schematic diagram for this assembly are located in A4A7 section of this manual A4A8 Attenuator Bandwidth Filter 85662 60185 The parts list the compon...

Страница 500: ... attenuation steps on the A4A5 Step Gain via the A8dB A4dB and A2dB control switching lines The smaller attenuation steps 0 1 dB through 1 9 dB are accomplished by controlling the amount of dc current through a PIN diode attenuator on A4A5 One of the outputs of Ull goes low when a particular step of attenuation is selected The output of U19A also goes low when an odd step of attenuation is desired...

Страница 501: ...ected by U2 and adjusted by potentiometers R65 and R66 10 kHz and 3 kHz depending on which bandwidth is selected If no current is sunk by lo the filters go to their lowest Q determined by factory selected resistors which yields the 30 kHz bandwidth Ql should be off except for the 3 MHz to 100 kHz bandwidths Bandwidths from 1 kHz to 10 Hz SWITCH OV These bandwidths are produced in the 3 MHz IF A4A7...

Страница 502: ...A 1 9 3 6 ret 9 9 dm ATTEN 10 dB 1 90 68 I I I I I I I I III 100 000 MHZ SPAN 0 HZ RES SW 3 MHz 1 VBW 3 kHZ SWP 2 0 tee Note I lb Center Frequency readout will be 20 000 000 MHz for an HP 8568B HP 85678 Figure 1 0 1 dB Step Gain Display The absolute step amplitudes can be determined with the MARKER A function The reference steps are 0 0 dB and 0 9 dB In the Linear mode the error should be less tha...

Страница 503: ... E E E E AldB E E E E E H E E E E Latch Ull on early versions of A4A9 IF Control Table 2 0 to 9 dB Control Truth Table Levels at Output of Latches U18 and U20 Reference I 6 7 E 6 9 A4 dB E E I Latches UlO and Ull on early versions of A4A9 IF Control I Table 3 Resolution Bandwidth Truth Table Option 462 5 ...

Страница 504: ...Table 4 Video Bandwidth Truth Table 100 Hz H 30 Hz H H 10 Hz H 3 Hz H 1 Hz 6 Option 462 ...

Страница 505: ...ut of Latches UlO and Ul7 rReference Level dBm 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 1 0 0 1 1 0 Res BW 23 kHz Reference Level dBm 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 1 0 0 1 1 0 1 2 0 130 Res BW 51 kHz A10 dB Lot3 H Lin H I A20 dB Log H I I Option 462 7 ...

Страница 506: ...6 V 14 3 V 9 2 V 300 Hz 0 6 V 143 V 9 2 V 100 Hz 0 6 V 14 3 V 9 2 V 14 3 v 14 7v 1 0 v f t 14 3 v 14 7v 1ov 14 3 V 14 7 v 10 v 14 3v 14 7v 1OV I 14 3 v o o v IO v 14 3 v o o v 4V s 14 3 v o o v 1ov 14 3 v o o v 10 v 14 3 v o o v IO v 1 0 v 1ov 1 0 v 1ov 1ov 1 0 v 34 1ov 1ov 1ov I 1OV 1ov 1 0 v Table 7 Address Line Truth Table j Table 8 Log Expand Truth Table 8 Option 462 ...

Страница 507: ...OlUF lo 1OOVDC CER A4A4C31 0160 2207 3 1 CAP FXD 3OOpF 300 V MICA A4A4C32 0160 4832 4 1 CAPACITOR FXD OlUF lo 1OOVDC CER A4A4C33 0160 4833 5 1 CAPACITOR FXD 022UF lo 1OOVDC CER A4A4C34 0160 4832 4 1 CAPACITOR FXD OlUF lo 1OOVDC CER A4A4C35 0160 4832 4 1 CAPACITOR FXD OlUF lo 1OOVDC CER A4A4C36 0160 4832 4 1 CAPACITOR FXD OlUF lo 1OOVDC CER A4A4C37 0160 4791 4 1 CAPACITOR FXD 1OPF 5 1OOVDC CER O 30...

Страница 508: ...CER 0422 SAlOlC103KAAH CAPACITOR FXD 1OOOPF lo 1OOVDC CER 0422 SAlOlC102KAAH CAPACITOR FXD OlUF lo 1OOVDC CER 0422i SAlOlC103KAAH CAPACITOR FXD 1OPF 5 1OOVDC CER O 30 0422 SAl02AlOOJAAH CAPACITOR V TRMR CER 2 8PF 350V PC MTG 5276 304 324 139 CAPACITOR FXD 4 7PF 5PF 1OOVDC CER CAPACITOR V TRMR CER 5 5 18PF 350V PC MT CAPACITOR FXD OlUF lo 1OOVDC CER CAP FXD 12pF 500 V CAPACITOR FXD 220PF 5 JOOVDC M...

Страница 509: ...MA 1ONS DO 35 71468 DIODE PIN 1lOV 28480 DIODE SCHOTTKY SM SIG DIODE SWITCHING 20V 75MA 1ONS DO 35 DIODE SCHOTTKY SM SIG 71468 DIODE SWITCHING 20V 75MA 1ONS DO 35 DIODE PIN 1lOV DIODE SWITCHING 20V 75MA 1ONS DO 35 DIODE PIN 1lOV 71468 28480 71468 28480 DIODE SCHOTTKY SM SIG DIODE SWITCHING 20V 75MA 1ONS DO 35 DIODE SCHOTTKY SM SIG DIODE PIN 1lOV 71468 28480 DIODE SCHOTTKY SM SIG DIODE SCHOTTKY SM ...

Страница 510: ...OR RF CH MLD 12UH 5 166D INX 3 24226 15M122J DIL ASSEMBLY 21 MHZ INDUCTOR RF CH MLD 2 2UH 5 166D INX INDUCTOR RF CH MLD 6 8UH 5 166D INX INDUCTOR RF CH MLD 15UH 5 166D INX 3 INDUCTOR RF CH MLD 5 6UH 5 166D INX 28480 85662 60188 24226 15M221J 24226 15M 681J 24226 15M152J 24226 15M561J INDUCTOR RF CH MLD 5 6UH 5 166D INX 24226 15M561J INDUCTOR RF CH MLD 5 6UH 5 166D INX 24226 15M561J INDUCTOR RF CH ...

Страница 511: ...H 19701 SFR25H ESISTDR TRMR 1M 20 TKF SIDE ADJ 17 TRN 73138 89PRlM ORMALLY OPEN ESISTOR 10 1 125W TF TC O 100 91637 CMF 55 1 T l ESISTOR 511 1 125W TF TC O 100 19701 SFR25H ESISTDR 6 19K 1 125W TF TC O 100 19701 SFR25H ESISTOR TRMR 50 10 TKF SIDE ADJ 17 TRN 73138 89PR50 ESISTOR 100 1 125W TF TC O 100 19701 SFR25H ESISTDR 1K 1 125W TF TC O 100 19701 SFR25H ESISTOR 4 64K 1 125W TF TC O 100 19701 SFR...

Страница 512: ...100 19701 SFR25H RESISTOR 196 1 125W TF TC O 100 19701 SFR25H RESISTOR 147 1 125W TF TC O 100 19701 SFR25H RESISTOR 464 1 125W TF TC O 100 19701 SFR25H RESISTOR 5 11K 1 125W TF TC O 100 19701 SFR25H RESISTOR 5 11K 1 125W TF TC O 100 19701 SFR25H RESISTOR 5 11K I 125W TF TC O 100 19701 SFR25H RESISTOR 100 1 125W TF TC O 100 19701 SFR25H RESISTOR 10K 1 125W TF TC O 100 19701 SFR25H RESISTOR IOK I 12...

Страница 513: ...3 L C D I P c41 L C D I P 2 _ C67 LC c 7 3 CTR C 6 5 SYM R 4 9 XTAL 3 c 7 4 C T R 4 5 c39 SYM R 4 3 Lc C l 9 L C C T R c20 CTR 6 7 cg SYM A4A4 Bandwidth Filter Component Locations 85662 60184 Option 462 Tab ...

Страница 514: ......

Страница 515: ... A4A7C21 0160 4611 7 1 CAPACITOR FXD 68PF 1 300VDC MICA 2O 09023 CD15ED680F03 A4A7C22 0121 0493 3 1 CAPACITOR V TRMR AIR 1 7 1lPF 175V PC MT 74970 187 0306 125 A4A7C23 0121 0446 6 1 CAP VAR 4 5pF 2pF 160 V 52763 302 450 502 A4A7C24 0121 0105 4 1 CAPACITOR V TRMR CER 9 35PF 2OOV PC MTG 52763 304 324 573 A4A7C25 0160 2055 9 1 CAPACITOR FXD OlUF 80 20 1OOVDC CER 805 504 Y5V 1032 A4A7C26 0160 2055 9 1...

Страница 516: ...32 APACITOR FXD OlUF 80 20 1OOVDC CER 805 504 Y5V 1032 APACITOR FXD OlUF 80 20 1OOVDC CER 805 504 Y5V 1032 APACITOR FXD OlUF 80 20 1OOVDC CER 805 504 Y5V 1032 APACITOR FXO 047UF 80 20 1OOVDC CER 562CZClOlAL473ZA26 APACITOR FXD 022UF 80 20 1OOVDC CER 562CZClOlAH223ZA23 APACITDR FXD OlUF 80 20 1OOVDC CER 805 504 Y5V 1032 APACITDR FXD OlUF 80 20 1OOVDC CER 805 504 Y5V 1032 APACITOR FXD 047UF 80 20 1D...

Страница 517: ...G 30V 5OMA 2NS DO 35 71468 1 1 DIODE SWITCHING 30V 50MA 2NS DO 35 71468 1 1 DIODE SWITCHING 30V 50MA 2NS DO 35 71468 1 1 DIODE SWITCHING 30V 5OMA 2NS DO 35 71468 1 1 DIODE SWITCHING 30V 50MA 2NS DO 35 71468 1 1 DIODE SWITCHING 30V 50MA 2NS DO 35 71468 1 1 DIODE SWITCHING 30V 50MA 2NS DO 35 71468 1 1 DIODE SWITCHING 30V 50MA 2NS DO 35 71468 1 1 DIODE SWITCHING 30V 50MA 2NS DO 35 71468 1 1 DIODE SWI...

Страница 518: ...NDUCTOR RF CH MLD 47UH 5 1660 INX 99800 1537 60 INDUCTOR RF CH MLD 300UH 5 2D INX 4 99800 2500 02 INDUCTOR RF CH MLD 560UH 5 2D INX 4 99800 2500 16 INDUCTOR RF CH MLD 47UH 5 166D INX 3 99800 1537 60 INDUCTOR RF CH MLD 300UH 5 2D INX 45 99800 2500 02 INDUCTOR RF CH MLD 560UH 5 2D INX 45 99800 2500 16 INDUCTOR RF CH MLD 47UH 5 166D INX 3 99800 1537 60 TNDUCTOR RF CH MLD 300UH 5 2D INX 45 99800 2500 ...

Страница 519: ...ESISTOR 1K 1 125W TF TC O 100 IESISTDR TRMR 20 10 TKF SIDE ADJ l TRN ESISTOR 100 1 125W TF TC O 100 ESISTDR 422 1 125W TF TC O 100 ESISTOR 750 I 125W TF TC O 100 ESISTOR 6 81K 1 125W TF TC O 100 ESISTOR 6 81K 1 125W TF TC O 100 ESISTOR 511 1 125W TF TC O 100 SFR25H SFR25H SFR25H SFR25H SFR25H ESISTDR 162 1 125W TF TC O 100 ESISTOR 51 1 1 125W TF TC O 100 ESISTOR 4 22K 1 125W TF TC O 100 ESISTOR 1K...

Страница 520: ...SISTOR 464 1 125W TF TC O 100 RESISTOR 511 1 125W TF TC O 100 RESISTOR 1 96K 1 125W TF TC O 100 RESISTOR 511 1 125W TF TC O 100 SFR25H SFR25H SFR25H SFR25H SFR25H RESISTOR 56 2 1 125W TF TC O 100 RESISTOR 287 1 125W TF TC O 100 ESISTOR 110 1 125W TF TC O 100 ESISTOR 464 1 125W TF TC O 100 ESISTOR 422 1 125W TF TC O 100 SFR25H SFR25H SFR25H SFR25H SFR25H IESISTOR 511 1 125W TF TC O 100 ESISTOR 1 96...

Страница 521: ... SFR25H RESISTOR 110 1 125W TF TC O 100 19701 SFR25H RESISTOR 464 1 125W TF TC O 100 19701 SFR25H RESISTOR 422 1 125W TF TC O 100 19701 SFR25H RESISTOR 511 1 125W TF TC O 100 19701 SFR25H RESISTOR 1 96K 1 125W TF TC O 100 19701 SFR25H RESISTOR 511 1 125W TF TC O 100 19701 SFR25H RESISTOR 1OOK 1 125W TF TC O 100 19701 SFR25H 2ESISTOR 1OOK 1 125W TF TC O 100 19701 ESISTOR 1OOK 1 125W TF TC O 100 197...

Страница 522: ...c40 c41 PK SYM E9 E20 z Z AMPL AMPL E3 E 18 E6 E19 SE4 cY7R A4A7 3 MHz Bandwidth Filter Component Locations 85662 60186 Option 46 2 Tab ...

Страница 523: ......

Страница 524: ... OlUF lo 1OOVDC CER APACITOR FXD 1OOOPF lo 1OOVDC CER APACITOR FXD OlUF lo 1OOVDC CER APACITOR FXD OlUF lo 1OOVDC CER APACITOR FXD OlUF lo 1OOVDC CER APACITOR FXD OlUF lo 1OOVDC CER APACITOR FXD 022UF lo 1OOVDC CER APACITDR FXD OlUF lo 1OOVDC CER APACITOR FXD OlUF lo 1OOVDC CER AP VAR 9pF 3pF 160 V APACITDR FXD OlUF lo 1OOVDC CER APACITOR FXD OlUF lo 1OOVDC CER APACITDR V TRMR CER 5 5 18PF 350V PC...

Страница 525: ...4A8C48 0160 0437 A4A8C49 0160 0134 A4A8C50 0160 4574 A4A8C51 0160 4832 A4A8C52 0160 4832 A4A8C53 0160 4832 A4A8C54 0160 4832 A4A8C55 0160 4832 A4A8C56 0160 4832 A4A8C57 0160 4832 A4A8C58 0160 4832 A4ABC59 0160 4832 A4A8C60 0160 4833 A4A8C61 0160 4832 A4A8C62 0160 4832 A4A8C63 0140 0194 A4A8C64 0160 4832 A4A8C65 0160 4832 A4A8C66 0121 0452 A4A8C67 0121 0452 A4A8C68 0160 4832 A4A8C69 0160 4832 A4A8C...

Страница 526: ...BEAD 02114 56 590 65A2 4A CORE SHIELDING BEAD 02114 56 590 65A2 4A CORE SHIELDING BEAD 02114 56 590 65A2 4A CORE SHIELDING BEAD 02114 56 590 65A2 4A CORE SHIELDING BEAD 02114 56 590 65A2 4A CORE SHIELDING BEAD 02114 56 590 65A2 4A CORE SHIELDING BEAD 02114 56 590 65A2 4A CONNECTOR RF SMB M SGL HOLE FR 50 OHM 98291 051 047 0259 220 INDUCTOR RF CH MLD 150NH 5 166D INX 24226 15M150J INDUCTOR RF CH ML...

Страница 527: ... ESISTOR 19 6 1 125W TF TC O 100 19701 SFR25H lESISTOR 1lK 1 125W TF TC O 100 19701 SFR25H ESISTOR 5 11K 1 125W TF TC D 100 19701 SFR25H LESISTOR 4641 1 125W TF TC O 100 19701 SFR25H LESISTOR 215 1 125W TF TC D 100 19701 SFR25H LESISTOR 316 1 125W TF TC O 100 19701 SFR25H LESISTOR 237 1 125W TF TC O 100 19701 SFR25H LESISTOR 3 16K 1 125W TF TC O 100 19701 SFR25H ESISTOR 10 1 125W TF TC O 100 91637...

Страница 528: ...8TP4 0360 1788 7 1 CONNECTOR SGL CONT PIN 045 IN BSC SZ SQ 04574 A4A8TP5 0360 1788 7 1 CONNECTOR SGL CONT PIN 045 IN BSC SZ SQ 04574 A4A8TP6 1251 0600 0 1 CONNECTOR SGL CONT PIN 1 14 MM BSC SZ SQ 27264 A4A8VRl 1902 3139 7 1 DIODE ZNR 8 25V 5 DO 35 PD 4W 04713 w 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Description RESISTOR 14 7K 1 125W TF TC O 100 19701 SFR25H RESISTOR 14 7K 1 125W TF TC O 100 19701 SFR25H ...

Страница 529: ...62 60185 A4A8 Attenuator Bandwidth Filter Description CRYSTAL QUARTZ PART OF A MATCHED SET OF SIX INCLUDES A4A4Yl 3 A4A6AlY1 ANC A4A8Yl 2 REFER TO A4A4Yl CRYSTAL QUARTZ PART OF A MATCHED SET OF SIX INCLUDES A4A4Yl 3 A4A6AlY1 AND 4 8 1 2 REFER TO 4 4 1 Indicatesfactoyselected value Mft Code Mfr Part Number ...

Страница 530: ...m C66 L C DIP C67 L C D I P N il R 7 Jl 1 0 dB R 6 2 0 dB Cl3 S Y M 1 B2 c32 YLC C T R R 4 0 X T A L C 4 2 R 4 4 C 4 6 L C C T R A4A8 Attenuator Bandwidth Filter Component Locations 85662 60185 Option 462 Tab ...

Страница 531: ......

Страница 532: ...22 SAlOlC103KAAH CAPACITOR FXD OlUF lo 1OOVDC CER 04222 SAlOlC103KAAH CAPACITOR FXD OlUF lo 1OOVDC CER 04222 SAlOlC103KAAH CAPACITOR FXD OlUF 10x 1OOVOC CER 04222 SAlOlC103KAAH CAPACITOR FXD OlUF lo 1OOVOC CER 04222 SAlOlC103KAAH CAPACITOR FXD OlUF lo 1OOVDC CER 04222 SAlOlC103KAAH CAPACITOR FXD 1OOOPF 5x 1OOVDC CER O 04222 SA201A102JAAH CAPACITOR FXD 1OOOPF 5 1OOVDC CER O 04222 SA201A102JAAH APAC...

Страница 533: ...9K 1 125W TF TC O 100 2M627 CRB14 OR CRB25 RESISTOR 10K 1 125W TF TC O 100 2M627 CRB14 OR CRB25 RESISTOR 464 1 125W TF TC D 100 2M627 CRB14 OR CRB25 RESISTOR l lK 1 125W TF TC O 100 2M627 CRB14 OR CRB25 RESISTOR 10K 1 125W TF TC O 100 2M627 CRB14 OR CRB25 RESISTOR 1 33K 1 125W TF TC O 100 2M627 CRB14 OR CRB25 RESISTOR 10K 1 125W TF TC O 100 2M627 CRB14 OR CRB25 RESISTOR 5 11K 1 125W TF TC O 100 2M...

Страница 534: ...ADJ 17 TR 32997 3006P DM3 103 RESISTOR TRMR 50K 10 TKF SIDE ADJ 17 TR 32997 3006P DM3 503 RESISTOR TRMR 200K 10 TKF SIDE ADJ 17 T 32997 3006P DM3 204 RESISTOR 133 1 125W TF TC O 100 2M627 CRB14 OR CRB25 RESISTOR 13 3K 1 125W TF TC O 100 2M627 CRB14 OR CR825 RESISTOR TRMR 50K 10 TKF SIDE ADJ 17 TR 32997 3006P DM3 503 RESISTOR TRMR 10K 10 TKF SIDE ADJ 17 TR 32997 3006P DM3 103 RESISTOR 2 61K 1 125W ...

Страница 535: ... 1 1 1 1 1 1 1 Description IC FF TTL LS D TYPE POS EDGE TRIG COM CL IC INV TTL HEX I INP IC FF TTL LS D TYPE PDS EDGE TRIG COM CL IC DRVR TTL LS LINE DRVR OCTL NETWORK RES lo SIP lO OK OHM X 9 DIODE ZNR 14 7V 5 DO 35 PD 4W DIODE ZNR 5 11V 5 DO 35 PD 4W RESISTOR ZERO OHMS 22 AWG LEAD DIA RESISTOR ZERO OHMS 22 AWG LEAD DIA Indicatesfactopselected vahe Mfr Mfr Part Code Number 0129 0129t 0129 01295 1...

Страница 536: ...2UF 10 EOVDC TA 56289 1500225X9020A2 DYS A4A9C22 0180 0197 8 1 CAPACITOR FXD 2 2UF 10 20VDC TA 56289 150D225X9020A2 DYS A4A9CR2 1901 0050 3 1 DIODE SWITCHING 80V 200MA 2NS DO 35 9N171 lN4150 A4A9CR3 1901 0050 3 1 DIODE SWITCHING 80V 200MA 2NS DO 35 9N171 lN4150 A4A9CR4 1901 0050 3 1 DIODE SWITCHING 80V 200MA 2NS DO 35 9N171 lN4150 A4A9CR5 1901 0050 3 1 DIODE SWITCHING 80V 200MA 2NS DO 35 9N171 lN4...

Страница 537: ...C O 100 19701 SFR25H ESISTOR 1 33K 1 125W TF TC O 100 19701 SFR25H ESISTOR 1 33K 1 125W TF TC O 100 19701 SFR25H ESISTOR 42 2K 1 125W TF TC O 100 19701 SFR25H ESISTOR 1lOK I 125W TF TC O 100 19701 SFR25H ESISTOR 316K 1 125W TF TC O 100 19701 SFR25H ESISTOR 3481 1 125W TF TC O 100 19701 SFR25H ESISTOR 38 31 1 125W TF TC O 100 19701 SFR25H ESISTOR 75K I 125W TF TC O 100 19701 SFR25H ESISTOR 90 9K I ...

Страница 538: ...K 1 125W TF TC O 100 RESISTOR 8251 1X 125W TF TC O 100 RESISTOR 21 5K 1X 125W TF TC O 100 RESISTOR 121K I 125W TF TC O 100 RESISTOR 82 51 1 125W TF TC O 100 19701 SFR25H 19701 SFR25H 19701 SFR25H 19701 SFR25H 19701 SFR25H RESISTOR 14 7K 1 125W TF TC O 100 RESISTOR 1OOK 1 125W TF TC O 100 RESISTOR IOK 1 125W TF TC O 100 RESISTOR IK 1 125W TF TC O 100 RESISTOR 1K 1 125W TF TC O 100 19701 SFR25H 1970...

Страница 539: ...SIP lO OK OHM X 9 9163 DIODE ZNR 14 7V 5 DO 35 PD 4W 0471 DIODE ZNR 5 11V 5 DO 35 PD 4W 0471 RESISTOR ZERO OHMS 22 AWG LEAD DIA 5521 MSPlOAOl L 2007 1 RESISTOR ZERO OHMS 22 AWG LEAD DIA 55211 L 2007 1 RESISTOR ZERO OHMS 22 AWG LEAD DIA 55211 L 2007 1 RESISTOR ZERO OHMS 22 AWG LEAD DIA 5521t L 2007 1 RESISTOR ZERO OHMS 22 AWG LEAD DIA 5521f L 2007 1 RESISTOR ZERO OHMS 22 AWG LEAD DIA 55211 L 2007 1...

Страница 540: ...H CAPACITOR FXD OlUF lo 1DOVDC CER 04222 SAlOlC103WH CAPACITOR FXD OlUF lo 1OOVDC CER 04222 SAlOlC103KAAH CAPACITOR FXD OlUF lo IOOVDC CER 04222 SAlOlC103KAAH CAPACITOR FXD OlUF lo 1OOVDC CER 04222 SAlDlC103KAAH CAPACITOR FXD OlUF IO 1OOVDC CER 04222 SAlOlC103KAAH CAPACITOR FXD OlUF IO 1OOVDC CER 04222 SAlOlC103KAAH CAPACITOR FXD 1OOOPF 5 1OOVDC CER O 04222 SA201A102JAAH CAPACITOR FXD 1OOOPF 5 1OO...

Страница 541: ... 100 19701 SFR25H A4A9R15 0698 0082 7 1 RESISTOR 464 1 125W TF TC O 100 19701 SFR25H A4A9R16 0757 0424 7 1 RESISTOR l lK I 125W TF TC O 100 19701 SFR25H A4A9R17 0757 0442 9 1 RESISTOR 10K I 125W TF TC O 100 19701 SFR25H A4A9R18 0757 0317 7 1 RESISTOR 1 33K I 125W TF TC O 100 19701 SFR25H 44A9R19 0757 0442 9 1 RESISTOR 10K 1X 125W TF TC O 100 19701 SFR25H 44A9R23 0757 0419 0 1 RESISTOR 681 1X 125W ...

Страница 542: ...01 SFR25H RESISTOR 422K 1 125W TF TC O 100 19701 SFR25H RESISTOR 42 21 1 125W TF TC O 100 19701 SFR25H RESISTOR 562K 1 125W TF TC O 100 19701 SFR25H RESISTOR TRMR 10K 10 TKF SIDE ADJ 17 TR 73138 89PRlDK RESISTOR TRMR 50K 10 TKF SIDE ADJ 17 TR 73138 89PR50K RESISTOR TRMR 200K 10 TKF SIDE ADJ 17 T 73138 89PR200K RESISTOR 133 1 125W TF TC O 100 19701 SFR25H RESISTOR 13 3K 1X 125W TF TC O 100 19701 SF...

Страница 543: ...TTL LS D TYPE PDS EDGE TRIG CDM CL TRANSISTOR ARRAY 14 PIN PLSTC TO 116 IC INV TTL HEX l INP IC FF TTL LS D TYPE POS EDGE TRIG CDM CL 0129t SN7445N 01291 SN74LS175N 0471 MPQ2222P 0129 SN7406N 0129 SN74LS174N IC DCDR TTL BCD TO DEC 4 TO lo LINE 4 IN 01295 SN7445N NETWORK RES lo SIP lO OK OHM X 9 91637 MSPlOAOl IC DCDR TTL LS 3 TO 8 LINE 3 INP 01295 SN74LS138N IC FF TTL LS D TYPE POS EDGE TRIG COM C...

Страница 544: ... 0 0 0 0 0 kz l U18 4 m I3 u19 m p j p TqIl p q 4 0 1 1 u14 4 Ic9 i U 1 6 pJ Fpl I I I lzl lcRijA R37 lcRlsn i CJ I I c4 R2 B I gJ F 7 0 R 6 6 3 kHz R 6 5 lO kHz R 6 2 3 0 0 kHz R61 1 M H z R O 3 M H z 1 A4A9 IF Control Component Locations 85662 60187 Option 462 Tab ...

Страница 545: ... 0 0 0 n 0 0 0 0 0 0 n 1 I I j u14 4 fzizilw i u9 m j UlO 4 c6 pq Ic7 u12 R61 CR5 RlO is CR6 RI1 ft 50 9 I d LIZ I I 0 R 6 6 3 kHz R 6 5 1 0 kHz R 6 2 3 0 0 kHz R61 1 M H z R 6 0 3 M H z k A4A9 IF Control Component Locations 85662 60211 Option 462 Tab ...

Страница 546: ...0 0 0 0 0 0 0 0 1 pq Ic8 u 1 4 4 IEZI It l154 I lJ16 cl Il I19d IPSCI H um z c20 c21 c 2 2 ItJ i lt4 pflm c I pg C R 1 6 R44 RI7 r I R18 PlQ 1 Ull 4 Ic7 u12 SEE EXPLODED V I E W S 1 2 A4A9 IF Control Component Locations 85662 60223 1 of 2 Option 462 Tab ...

Страница 547: ...5 R T 3 R 7 R 6 2 3 0 0 kHz R61 1 MHz R I O CR6 RT4 R86 R i7 R 60 FiT5 Fill 3 M H z T O P V I E W T H E R M I S T O R POST D I O D E POST R E S I S T O R E X A M P L E O F C O M P O N E N T L A Y O U T S I D E V I E W A4A9 IF Control Component Locations 85662 60223 2 of 2 Option 462 Tab ...

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Страница 551: ...ons of instrument assemblies and hardware with the part numbers listed General Parts List Format The following information is listed for each part 1 The Hewlett Packard part number 2 The part number check digit CD 3 The total quantity Qty in the assembly This number is stated once and only at the first mention of the part 4 The description of the part 5 A five digit code indicating a typical manuf...

Страница 552: ...kard Sales and Service Offices Direct Phone Order System A phone order system is available within the USA for regular and hotline replacement parts service Hewlett Packard has provided a toll free phone number and accepts Mastercard or Visa for orders Regular Orders The toll free phone number is 800 227 8164 It is available 6 am to 5 pm Pacific time Monday through Friday Regular orders require a f...

Страница 553: ...nit Diode LED Rectifier SCR Piezoelectric Signaling Device Transistor Quartz Visible Triode Thyristor Z Tuned Cavity E Miscellaneous Electrical Part R Resistor Tuned Circuit ABBREVIATIONS A BSC Basic CNDCT Conducting BTN Button Conductive I Across Flats Acrylic Conductivity Air Dry Method C Conductor Ampere CONT Contact LDJ Adjust Adjustment C Capacitance Continuous LNSI American National Capacito...

Страница 554: ...t Foot FXD Fixed G GEN General Generator GND Ground GP General Purpose Group H H Henry High HDW Hardware HEX Hexadecimal Hexagon Hexagonal KLCL Helical BP Hewlett Packard Company High Pass I C Collector Current Integrated Circuit D Identification Inside Diameter F Forward Current Intermediate Frequency N Inch NCL Including NT Integral Intensity Internal J I FET Junction Field Effect Transistor JFE...

Страница 555: ...OZI Pozidriv Recess PREC Precision PRP PSTN PT PW 3 R EF XES 1F tGD tND ER WT Purple Purpose Piston Part Point Pulse Time Pulse Width Q Figure of Merit R Range Red Resistance Resistor Right Ring Reference Resistance Resistor Radio Frequency Rigid Round Rear Rivet Riveted S AWR Surface Acoustic Wave Resonator EG Segment GL Single I Silicon Square Inch jL Slide Slow jLT Slot Slotted SMA Subminiature...

Страница 556: ...atories Inc White Wide Width LJNHDND Unhardened W SW With Switch ZNR Zener WW Wire Wound V X Variable Violet Volt Voltage X By Used with VAC Vacuum Volts Dimensions Alternating Current Reactance MULTIPLIERS Abbreviation Prefix Multiple Abbreviation Prefk Multiple T tera 10 2 m milli 10 s G giga log P micro 10 6 M mega lo6 n nano 10 g k kilo 10s P pica 10 12 da deka lo2 f femto 10 1s d deci 10 i a ...

Страница 557: ...UCTOR DIV TEXAS INSTRUMENTS INC IUBULATION ALLIED ELECTRONICS CORP VIATSUO ELECTRONICS OF AMERICA NERTEK ROMAT CORP CL ELECTRONICS INC ULSE ENGINEERING INC IP DIV 02 SCD IC S AMILTON STANDARD CONTROLS INC OILCRAFT INC ERROXCUBE CORP Manufacturer Name Address l MTN VIEW CA LEXINGTON MA NOGALES AZ EAST FREEDOM MA HOLLY SPRINGS PA SUNNYVALE CA LOS ANGELES CA COMPTON CA IRVINE CA SCHAUMBERG IL SAN DIE...

Страница 558: ...SPRGS 3E CO MINIATURE LAMP PROD DEPT IP DIV 09 LID COMPONENTS IP DIV C5 COLORADO IC OA SPEER ELECTRONICS INC ORNELGDUBILIER SANGAMO rEXAS CAPACITOR CO INC K COMPONENTS INC IXON INDUSTRIES CORPORATION SURNDY CORP ALE ELECTRONICS INC HOMPSON BREMER DIV VARE Address Countr HARTFORD CT us BROADVILLE IL us NEW YORK NY us WALTHAM MA us DES PLAINES IL us IRVINE CA us PALO ALTO CA us PALO ALTO CA us AUBUR...

Страница 559: ...CTORS DIV TUSTJN CA us 92680 32685 LOBAUGH ROLLIN J SOUTH SAN FRANC CA US 94080 52686 WATKINS JOHNSON CO PALO ALTO CA u s 94304 32688 MICROSEMI CORP SCOTSDALE AZ us 85252 32696 CORNING GLASS WORKS ELEK PROD DIV CORNING NY us 14836 32796 WARD LEONARD HAGERSTOWN DIV HAGERSTOWN MD us 21740 32713 GENERAL INSTRUMENT CORP DIODE HICKSVILLE NY us 11802 32718 VALOR ELECTRONICS JNC SANTA ANA CA us 92705 127...

Страница 560: ...297 EMC TECHNOLOGY INC CHERRY HILL NJ u s 08034 13316 SPECIALTY CONNECTOR CO FRANKLIN IN u s 46131 13317 AEG TELEFUNKEN CORP ENGLEWOOD NJ us 07632 13334 NV PHILIPS ELCOMA EINDHOVEN NE 02876 KS352 SWISS AUTOMATICS INC COLUMBUS NE u s 68661 b3371 USM CORP NYLOK FASTENER DIV TORRANCE CA us 99501 b3380 GRIES DYNACAST CO DIV COATES CLARK NEW ROCHELLE NY u s 1080 33389 VARADYNE INC SANTA MONICA CA us 90...

Страница 561: ... E SYSTEMS INC ELK GROVE VILLA IL US 6000 14078 SGS THOMSON MICROELECTRONICS INC PHOENIX AZ u s 8502 14992 MONOLITHIC MEMORIES INC SANTA CLARA CA u s 95054 14121 SEMICONDUCTOR CIRCUITS INC HAVERHILL MA u s 0183t 14150 VICLAN INC SAN DIEGO CA u s 921 84169 SANGAMO ELECTRIC CO SPRINGFIELD IL u s 6270 4181 AHAM TOR RANCHO CA u s 91702 4182 SHALLCROSS INC NORTHBROK IL u s 69962 4290 SPRAGUE ELECTRIC C...

Страница 562: ...F ELGIN IL us 60126 14821 TILLEY MFG CO MORGAN HILL CA us 9407a 4822 STACKPOLE CARBON CO ST MARYS PA us 15857 b4828 TINNERMAN PRODUCTS INC CLEVELAND OH us 44101 I4830 STEWART STAMPING CORP YONKERS NY us 10704 14853 VARFLEX CORP ROME NY us 13440 14880 ZIERICK MFG CO MT KISCO NY us 10549 14935 MEPCO ELECTRA CORP MORRISTOWN NJ us 07960 4939 SCHNITZER ALLOY PRODUCTS CO ELIZABETH NJ u s 07206 14977 ITT...

Страница 563: ...E NEW YORK NY YONKERS NY ELIZABETH NJ KENILWORTH NJ COLLEGEVILLE PA CAMDEN NY ARCHBALD PA CHICAGO IL NORTH ANDOVER MA MONROE CT CHICAGO IL SAN FERNANDO CA SEPULVEDA CA PASADENA CA TRUMBULL CT BURBANK CA MONROVIA CA AURORA NY DANBURY CT STOCKHOLM FREISING HAMBURG WITTEN ANNEN RIETHEIM SLOSTRUP 3ORBIERS SAINT EGREVE VANTERRE E VESINET ARIS 1EVON ORTSMOUTH tiIDDLESEX LANDSHUT vlUNICH vIANNHEIM ALZBUR...

Страница 564: ... s 03245 17221 SUPERTEX INC SUNNYVALE CA u s 94086 17284 PAKTRON DIV ITW VIENNA VA u s 2218C 17338 J K L COMPONENTS CORP LOS ANGELES CA us 90064 17379 SAN O INDUSTRIAL CORP BOHEMIA LI NY u s 1171E 17398 BEL FUSE INC JERSEY CITY NJ u s 07302 17477 AMERICAN OIL SUPPLY CO NEWARK NJ u s 07105 b7766 LA RADIOTECHNIQUE COMPELEC VILLEVRBANNE FR 7798 REMTEK CORP SUNNYVALE CA u s 18097 SPRAGUEGOODMAN ELECTR...

Страница 565: ...TOWN NJ us 10299 COMMODORE SEMICONDUCTOR GROUP NORRISTOWN PA u s 10302 CENTENNIAL PLASTICS YELLVIELLE AR u s LO358 VOGT AG LOSTORF GM 0401 NEW SYSTEMS MOLDING CORP LOVELAND CO u s 8053 0407 LSI LOGIC CORP MILPITAS CA u s 9503 0421 EPSON TORRENCE CA u s 0443 HP DIV 64 NID CORVALLIS OR u s 0456 PLASTEC PRODUCTS INC FORT COLLINS CO u s 0457 JERMYN INDUSTRIES LTD 63 KENT SEVENOAKS EG 0481 DALE ELECTRO...

Страница 566: ...NC LATTICE SEMICONDUCTOR CORP TEI MICROWAVE INC WL WIRE AND CABLE NIRE PRO INC NTERNATIONAL POWER DEVICES iVX RALEIGH DIVISION 3RADFORD ELECTRONICS INC SUNNELL PLASTICS INC HCROTRONICS ASSOCIATES PTE LTD OUTH AMERICAN DEVELOPMENT CO SEYSCHLAG GMBH HAMPION TECHNOLOGIES INC ETEMA VARTH INTERNATIONAL LTD bOWKEY MICROWAVE INC Address SAN JOSE CA BRISTOL STIRLING NJ KYOTO COLLEGEVILLE PA PALO ALTO CA B...

Страница 567: ...r a i g h t NEMAS 15P 8120 1398 9 0 8120 1754 Straight NEMAS 15P 8120 1370 Straight NEMA 15P 8120 1521 90 8120 1676 Straight NEMA5 15P 8120 2104 Straight SEVlOll 1959 24507 Type 12 2 0 3 8 0 Black U n i t e d S t a t e s 2 0 3 8 0 Black Canada 9 1 3 6 B l a c k Japan 100 V or 2 0 0 V 2 0 3 8 0 Jade Gray Mexico 2 0 3 8 0 Jade Gray P h i l l i p i n e s 9 1 3 6 Jade Gray Taiwan 2 0 1 7 9 Gray S w i ...

Страница 568: ...60204 6 3OARD ASSEMBLY RECTIFIER SERIAL NUMBER REFIXES 2816A 3OOlA 2 30ARD ASSEMBLY RECTIFIER SERIAL NUMBER REFIXES 3004A AND ABOVE ilA9 35662 60056 6 LlAlO 35662 60050 0 LlAll 96 0383 8 30ARD ASSEMBLY BUS TRANSITION 30ARD ASSEMBLY DISPLAY MOTHERBOARD HGH VOLTAGE MULTIPLIER SERIAL NUMBER 403A 3001A L3Al 1566260014 6 3OARD ASSEMBLY TRIGGER SERIAL NUMBER REFIXES 2403A 3001A 4 9 OARD ASSEMBLY TRIGGER...

Страница 569: ...ES 2541A AND ABOVE BOARD ASSEMBLY DIGITAL STORAGE MOTHERBOARD BOARD ASSEMBLY VIDEO PROCESSOR BOARD ASSEMBLY LOG AMPLIFIER DETECTOR SERIAL NUMBER PREFIXES 2403A 2517A BOARD ASSEMBLY LOG AMPLIFIER DETECTOR SERIAL NUMBER PREFIXES 2534A AND ABOVE BOARD ASSEMBLY LOG AMPLIFIER FILTER SERIAL NUMBER PREFIXES 2403A 3OOlA 30ARD ASSEMBLY LOG AMPLIFIER FILTER SERIAL NUMBER PREFIXES 3001A AND ABOVE 30ARD ASSEM...

Страница 570: ...ER OPTION H96 35662 6018fi 3 BOARD ASSEMBLY 3 MHz BANDWIDTH FILTER OPTION 462 i4A8 35662 60133 8 BOARD ASSEMBLY ATTENUATOR BANDWIDTH FILTER SERIAL NUMBER PREFIXES 2403A 2648A 35662 6018 2 BOARD ASSEMBLY ATTENUATOR BANDWIDTH ILTER OPTION 462 SERIAL NUMBER PREFIXES 1542A AND ABOVE 5662 6019C 9 30ARD ASSEMBLY ATTENUATOR BANDWIDTH ILTER SERIAL NUMBER PREFIXES 2810A AND 4BOVE 5662 60147 6 30ARD ASSEMBL...

Страница 571: ...RD ASSEMBLY IF CONTROL SERIAL NUMBER PREFIXES 2848A AND ABOVE 856626022 9 at5 1 1 1 1 1 1 1 1 1 1 BOARD ASSEMBLY IF CONTROL OPTION 462 SERIAL NUMBER PREFIXES 2848A AND ABOVE B5662 60224 0 BOARD ASSEMBLY IF CONTROL OPTION 067 SERIAL NUMBER PREFIXES 2848A AND ABOVE 5 5 6 6 2 6 0 2 2 5 1 BOARD ASSEMBLY IF CONTROL OPTION H96 SERIAL NUMBER PREFIXES 2848A AND ABOVE 8566260145 8 BOARD ASSEMBLY IF VIDEO M...

Страница 572: ...TO A4Al AUX SWEEP INPUT CABLE ASSEMBLY COAX 6 A4A2 TO REAR PANEL Jl COUNTER OUTPUTS CABLE ASSEMBLY COAX 97 REAR PANEL Jl TO A4A8 21 4MHZ IF INPUT CABLE ASSEMBLY AlA TO AlVl CRT REAR CONNECTOR SERIAL NUMBER PREFIXES 2403A 3901A CABLE ASSEMBLY AlA3 AlA2 TO AlVl CRT REAR CABLE HARNESS SERIAL NUMBER PREFIXES 3904A AND ABOVE Referenct Designato WI HP Part Number 85662 6006t CT 0 w 2 85662 60062 0 w 3 8...

Страница 573: ...LY COAX 82 AlAlO TO REAR PANEL J5 DISPLAY OUTPUT Z 28480 85662 60036 1 CABLE ASSEMBLY COAX 83 AlAlO TO REAR PANEL 53 DISPLAY OUTPUT X 28480 85662 60034 1 CABLE ASSEMBLY COAX 81 AlAlO TO REAR PANEL J4 DISPLAY OUTPUT Y 28480 65662 60035 1 CABLE ASSEMBLY IF DISPLAY SECTION TO RF SECTION COAX INTERCONNECT 85662 60093 1 CABLE ASSEMBLY IF DISPLAY SECTION TO RF SECTION 50 PIN INSTRUMENT BUS INTERCONNECT ...

Страница 574: ...CE ALIGN COIL ORTHO COIL THIN FILM CLEANER FOR CLEANING EM1 CRT SHIELD FAN SKL 72 CFM 115V 50 60 40 HZ l CTHK OPTION 400 ONLY FAN SKL 115V SO So HZ 1 ZAPACITOR FXD lUF f20 25OVAC RMS ZAPACITOR FXD 470PF f20 3KVDC CER ZAPACITOR FXD 470PF k20 3KVDC CER USE 1A 250V SLO BLO 1 25X 25 ULIEC r USE 2A 250V SLO BLO 1 25X 25 UL LINE MODULE FILTER LINE MODULE FILTER TERMINAL BOARD NOT SEPARATELY REPLACEABLE ...

Страница 575: ...F W29 DISPLAY OUTPUT Y 35 PART OF W27 DISPLAY OUTPUT Z J6 PART OF W32 DISPLAY OUTPUT BLANK J7 PART OF W14 RECORDER OUTPUTS SWEEP 58 PART OF W13 RECORDER OUTPUTS VIDEO J9 PART OF W25 RECORDER OUTPUTS PENLIFT JlO PART OF W26 EXT TRIGGER INPUT Jll PART OF W15 21 4 MHZ IF OUTPUT 512 PART OF W34 IF OUT 513 PART OF W33 IF INP J14 PART OF W35 VIDEO OUT 515 PART OF W36 VIDEO INP General Parts Listing 25 ...

Страница 576: ...0 0 0 bti 0 otili oo P L A C E S N O T E F O R I F R F S E C T I O N I N T E R C O N N E C T C A B L E S W3O W31 S E E T A B L E 4 Figure 1 IF Display Section Parts Identification Front and Back View 1 of 2 26 General Parts Listing ...

Страница 577: ...4 RETAINER RING FOR SCREW 10 28480 0510 0043 051 1253 0 RETAINER RING FOR SCREW 10 28480 0510 1253 12 2360 0219 9 SCREW 632 1 375 IN LG PAN HD 28480 2366 0219 13 2190 0018 5 LOCK WASHER 28480 2199 0018 14 2200 0109 8 SCREW 4 40 438IN LG PAN HD 28480 2200 0109 15 2510 0137 9 SCREW 8 32 2 75 IN LG PAN HD 28480 2510 0137 16 85662 20093 7 REAR PANEL LEFT 28480 856622009 17 85662 00071 9 REAR PANEL RIG...

Страница 578: ...000000000000000 0 00000 00 000 000000100000 00 Figure 2 IF Display Section Parts Identification 1 of 2 28 General Parts Listing ...

Страница 579: ... 5021 8539 7 LEFT LOCK FOOT 12 5021 8537 5 RIGHT LOCK FOOT 13 0515 1132 4 SCREW M5 X 10 FLAT HD 2660 0172 1 SCREW lo 32 375 IN LG FLAT HD 14 0515 0696 5 SCREW M4 X 10 FLAT HD 2510 0195 9 SCREW 6 32 375 IN LG FLAT HD Serial Numbers 2517AO9288 to 3001A18536 I Serial Numbers 2403AO6183 to 2403AO9287 Mfr Mfr Par C o d e Number 28480 50623812 28480 506 9912 28480 50623837 28480 5060 9937 28480 50623735...

Страница 580: ...3 P L A C E S 2 P L A C E S 2 P L 2 2 3 P L A C E S Figure 3 IF Display Section Parts Identification Top View Serial Number Prefixes 2403A to 3001A 1 of 3 4 PLACES BENEATH COVER 30 General Parts Listing ...

Страница 581: ...STRUT 18 INCH CORNER STRUT 18 INCH FRONT FRAME RONT FRAME MAINFRAME BEZEL RT BEZEL TOP TRIM RONT CRT SHIELD tEAR CRT SHIELD XT SHIELD CLAMP XT SHIELD SUPPORT BENEATH 21 iMPLIFTER SHIELD iMPLlFIER SHIELD DIVIDERS ATTACHED TO 22 Mfr Codee 1 2848 I 2848 1 2848 I 2848 1 2848C1 2848C1 2848C1 2848C1 2848C1 2848C 2848CI 2848C1 2848CI 28480I 28480I 28480 28480 18480 18480 18480 18480 8480 8480 8480 I 8480...

Страница 582: ...This page intentionally left blank 32 General Parts Listing ...

Страница 583: ... HD 28480 0515 1331 2510 0192 6 SCREW 8 32 25 IN LG 100 DEG FLAT HD 28480 2510 0192 15 05X 1331 5 SCREW M4 X 6 FLAT HD 28480 0515 1331 2510 0195 9 SCREW 8 32 375 IN LG 100 DEG FLAT HD 28480 2510 0195 16 23660115 4 SCREW 632 312 IN LG PAN HD 28480 2360 0115 i7 85662 20042 6 GUIDE HV NYLON 28480 8566220042 8 3050 0105 6 WASHER FLAT MTLC NO 4 125 IN ID 28480 305 0105 9 236 0113 2 SCREW 632 25 IN LG P...

Страница 584: ...20153 0 COVER A4A4 ASSEMBLY 5 8566220148 3 COVER A4A5 ASSEMBLY 6 8566220039 1 COVER A4A6 ASSEMBLY 7 8566220034 6 COVER A4A7 ASSEMBLY STANDARD 8566220161 0 COVER A4A7 BLANK OPTION 067 Mfr Code 28480 28480 28480 28480 28480 28480 28480 28480 4 P L A C E S BENEATH COVER 85662 20034 Figure 4 IF Display Section Parts Identification Top View Serial Number Prefixes 3004A and Above 1 of 2 34 General Parts...

Страница 585: ... 6 IF HOUSING CASTING 28480 856622009 4 85662 00046 8 PC BOARD BRACKET 28480 8566XKJO46 5 85662 60099 7 DIGITAL STORAGE SHIELD ASSEMBLY BENEATH 28480 856626009E COVER 9 16 85662 00041 3 BRACKET DUAL CAPACITOR 28480 85662 00041 85662 00062 8 BRACKET TRI CAPACITOR OPTION 400 28480 85662 00062 17 5062 3989 7 FRONT HANDLES 28480 5062 3989 18 85662 00040 2 CAPACITOR BRACKET 28480 856620004C 19 50020624...

Страница 586: ...SCREW M4 X 6 FLAT HD STRUT CORNER 18 INCH WASHER LOCK SCREW 10 32 312 IN LG PAN HD SCREW 632 25 IN LG PAN HD CABLE CLAMP SCREW 632 375 IN LG PAN HD LACES Mfr Mfr Part Code Number 28480 85662 20164 28480 0515 1331 28480 5021 5837 28480 2190 0011 28480 2680 0129 28480 2360 0113 28480 1400 1218 28480 2360 0117 Figure 5 IF Display Section Parts Identification Bottom View 1 of 2 36 General Parts Listin...

Страница 587: ...N HD SUPPORT CENTER MEMBER SUPPORT CENTER MEMBER SCREW 632 590 IN LG PAN HD STRAP GROUNDING SCREW 632 375 IN LG PAN HD SCREW 632 312 IN LG 82 DEG FH SHIELD CRT FRONT REFER TO TABLE 6 OF THIS TAB REFER TO TABLE 6 REFER TO A3AlO TAB REFER TO A4AlO TAB REFER TO TABLE 5 OF THIS TAB REFER TO TABLE 5 REFER TO TABLE 5 REFER TO TABLE 5 REFER TO TABLE 5 REFER TO TABLE 5 SEFER TO TABLE 5 lEFER TO TABLE 5 De...

Страница 588: ... 8 P L A C E S AlAlR8 0 2 4 AlAlR2 AlAlRl Figure 6 IF Display Section Parts Identification Front Panel View 1 of 2 lR12 36 General Parts Listing ...

Страница 589: ...RECORDER e 0 PANEL SUB FRONT 6 SCREW 440 250IN LG FLAT HD 6 BEZEL FRONT 8 RF1 SHIELD GLASS 0 PANEL SUB FRONT 8 SCREW 440 438 IN LG PAN HD REFER TO AlAl TAB REFER TO AlAl TAB REFER TO AlAl TAB REFER TO AlAl TAB REFER TO AlAl TAB REFER TO AlAl TAB REFER TO TABLE 5 OF THIS TAB REFER TO TABLE 5 OF THIS TAB Mfr Mfr Part Code Number 28480 50410690 28480 50410688 28480 5041 0807 28480 50410689 28480 5041...

Страница 590: ...he IF Display section respectively Figure 3 shows the top view of the IF Display section for instruments with serial number prefixes from 2403A through 3001A Figure 4 shows the top view of the IF Display section for instruments with serial number prefixes of 3004A and above AlVl Wi AiAl Ii2 Figure 1 Major Assembly and Component Locations Front View Major Assembly and Component Locations 1 ...

Страница 591: ...I I A4AlO A3AlO W8 W24 W23 W25 W26 W27 AlAlO W28 AlVl Figure 2 Major Assembly and Component Locations Bottom View 2 Major Assembly and Component Locations ...

Страница 592: ...A4 AlAl 1 W6 w21 AlA2 AlVl Q A3A2 r I Al II r JM AlA A4A7 hl cl f d o 0 AAAA M u CJ rlTT T A 4 7 I z HLCnJ lL LlJ 8 A4A2 A4Al A3A9 A3A8 A3A7 Figure 3 Major Assembly and Component Locations Top View Serial Number Prefixes 2403A to 3001A Major Assembly and Component Locations 3 ...

Страница 593: ...AlOC3 AlA AlAl 1 AlVl AlA A4A9 A4A8 A4A7 1A6 A4A5 A4A4 e B II A4A3 A4A2 A3A9 A3A8 A3A7 A3A6 A3A5 A3A4 A3A3 A3A2 A3Al Figure 4 Major Assembly and Component Locations Top View Serial Number Prefixes 3004A and Above 4 Major Assembly and Component Locations ...

Страница 594: ...HEWLETT PACKARD HP Part No 85662 90085 Printed in USA ...

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