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Tektronix TAS 465, Руководство по обслуживанию

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Tektronix TAS 465 Скачать руководство пользователя страница 188

   

   

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A63CR12

152-0040-00

DIODE,RECT:,;600V,1A,50A IFSM;1N5061

04713

MR5061RLR

A63CR13

152-0400-00

DIODE,RECT:,FAST RCVRY;400V,1A,200NS

04713

1N4936RL

A63CR14

152-0040-00

DIODE,RECT:,;600V,1A,50A IFSM;1N5061

04713

MR5061RLR

A63CR15

152-0141-02

DIODE,SIG:,ULTRA FAST;40V,150MA;1N4152

01295

1N4152R

A63CR16

152-1165-00

DIODE,RECT:,ULTRA FAST;600V,4A,50NS

04713

MUR460RL

A63CR17

152-0400-00

DIODE,RECT:,FAST RCVRY;400V,1A,200NS

04713

1N4936RL

A63CR18

152-0400-00

DIODE,RECT:,FAST RCVRY;400V,1A,200NS

04713

1N4936RL

A63CR19

152-0400-00

DIODE,RECT:,FAST RCVRY;400V,1A,200NS

04713

1N4936RL

A63CR20

152-0400-00

DIODE,RECT:,FAST RCVRY;400V,1A,200NS

04713

1N4936RL

A63CR21

152-0670-00

DIODE,RECT:,SCHTKY;40V,3A

04713

1N5822

A63CR22

152-0670-00

DIODE,RECT:,SCHTKY;40V,3A

04713

1N5822

A63CR23

152-0600-00

DIODE,RECT:SCHTKY,;35V,15A

62703

VSK2035

A63CR24

152-0400-00

DIODE,RECT:,FAST RCVRY;400V,1A,200NS

04713

1N4936RL

A63CR25

152-0141-02

DIODE,SIG:,ULTRA FAST;40V,150MA;1N4152

01295

1N4152R

A63DS1

150-0035-00

LAMP,GLOW:NEON;90V,0.3MA;NE-2B

0J9R2

NE-2B(13)R-T

A63E1

276-0635-00

CORE,EM:TOROID;FERRITE,UO=5,000 20%

02114

768 T188/3E2A

A63ID5

342-0582-00

INSULATOR,PLATE:TRANSISTOR,CERAMIC

TK260

342-0582-00

A63L1

108-1319-00

INDUCTOR,FXD:POWER;33UH,10%

TK205

TSL1110-330K1R8

A63L2

108-1319-00

INDUCTOR,FXD:POWER;33UH,10%

TK205

TSL1110-330K1R8

A63L3

108-1319-00

INDUCTOR,FXD:POWER;33UH,10%

TK205

TSL1110-330K1R8

A63L5

108-1357-00

INDUCTOR,FXD:CUSTOM,POWER;2.2MH,10%

0JR03

108-1357-00

A63L6

108-1357-00

INDUCTOR,FXD:CUSTOM,POWER;2.2MH,10%

0JR03

108-1357-00

A63L7

108-1319-00

INDUCTOR,FXD:POWER;33UH,10%

TK205

TSL1110-330K1R8

A63Q1

151-0565-00

THYRISTOR,PWR:BIPOLAR,SCR;200V,8.0A

04713

SCR2117

A63Q2

151-0852-00

TRANSISTOR,PWR:BIPOLAR,NPN;100V,6.0A

04713

SJE6447

A63Q3

151-0852-00

TRANSISTOR,PWR:BIPOLAR,NPN;100V,6.0A

04713

SJE6447

A63Q4

151-0590-00

TRANSISTOR,SIG:BIPOLAR,NPN;80V,500MA

04713

MPSW06

A63Q5

151-1245-00

TRANSISTOR,PWR:MOS,N-CH;600V,6.0A

04713

MTP6N60E

A63Q6

151-0164-01

TRANSISTOR,SIG:BIPOLAR,PNP;60V,600MA

01295

A63Q7

151-0276-01

TRANSISTOR,SIG:BIPOLAR,PNP;50V,50MA

01295

A63Q8

151-0276-01

TRANSISTOR,SIG:BIPOLAR,PNP;50V,50MA

01295

A63Q9

151-0164-01

TRANSISTOR,SIG:BIPOLAR,PNP;60V,600MA

01295

A63Q10

151-0432-01

TRANSISTOR,SIG:BIPOLAR,NPN;80V,500MA

04713

MPS8099RLRP

A63Q60

151-1179-00

TRANSISTOR,PWR:MOS,N-CH;50V,15A

04713

MTP15N05EL

A63R1

307-0111-00

RES,FXD,CMPSN:3.6 OHM,5%,0.25W

50139

CB36G5

A63R2

322-3336-00

RES,FXD,FILM:30.9KOHM,1%,0.2W

91637

CCF50-2F30901F

A63R3

301-0560-00

RES,FXD,FILM:56 OHM,5%,0.5W

19701

5053CX56R00J

Содержание TAS 465

Страница 1: ...100 and Above 070 9403 00 Warning The servicing instructions are for use by qualified personnel only To avoid personal injury do not perform any servicing unless you are qualified to do so Refer to al...

Страница 2: ...patents issued and pending Information in this publication supercedes that in all previously published material Specifications and price change privileges reserved Printed in the U S A Tektronix Inc...

Страница 3: ...1 0 i 0 1 3 4 0 4 3 4 3 0 3 1 31 0 31 0 6 6 4 6 5 4 6 4 6 0 0 6 6 6 6 4 6 2 6 0 6 0 6 0 6 6 6 6 0 6...

Страница 4: ...log Board Interface Subsystem A5 3 5 Vertical Output A3 3 6 Horizontal Output A3 3 6 High Voltage A3 3 6 Menu Switches A4 3 7 CPU A4 3 7 FPP Pots Probes A4 3 7 LEDs Driver A4 3 7 Switches A4 3 8 Funct...

Страница 5: ...Delay Accuracy 4 22 Check Trigger Sensitivity 4 24 Video Trigger Sensitivity 4 29 Personnel 5 1 Access to Adjustments 5 1 Warm Up Period 5 1 Complete Adjustment 5 3 Partial Adjustment 5 3 Adjustment...

Страница 6: ...rocedures 6 10 0 5 Line Cord 6 14 Line Fuse 6 15 5 5 Removing Front Panel Knobs and Shafts 6 16 Installing Front Panel Knobs and Shafts 6 16 1 5 Rear Cover 6 18 Cabinet 6 18 Replacing the Front Feet 6...

Страница 7: ...6 51 Options Options A1 A5 International Power Cords 7 1 Warranty Plus Service Options 7 1 Option 3R Rackmount 7 1 Option 02 Front Cover and Pouch 7 2 Option 23 Additional Probes 7 2 Option 9C Certifi...

Страница 8: ...vi...

Страница 9: ...ure 4 9 X Axis Gain Test Setup 4 19 Figure 4 10 Timing Test Setup 4 20 Figure 4 11 Dual Delay Test Setup 4 23 Figure 4 12 Trigger Sensitivity Test Setup One 4 25 Figure 4 13 Trigger Sensitivity Test S...

Страница 10: ...l Module Removal 6 22 Figure 6 11 Disassembly of Front Panel Assembly 6 23 Figure 6 12 Front Panel Ground Spring 6 24 Figure 6 13 Menu Flex Circuit Board Removal 6 25 Figure 6 14 A1 Analog Board Remov...

Страница 11: ...ix 3 2 1 3 3 2 1 3 3 2 3 3 2 3 3 2 3 3 2 1 3 3 2 1 3 3 2 3 3 2 3 3 2 0 1 3 3 2 3 3 2 1 3 3 2 3 3 2 3 3 2 3...

Страница 12: ...x...

Страница 13: ...Cursors 1 13 Table 1 15 Warranted Characteristics XY Operation 1 13 Table 1 16 Warranted Characteristics Power Requirements 1 14 Table 1 17 Warranted Characteristics Environmental and Safety 1 14 Tab...

Страница 14: ...atic Discharge Damage 6 3 Table 6 2 External Inspection Check List 6 6 Table 6 3 Tools Required for Module Removal 6 11 Table 6 4 Equipment Required for Troubleshooting 6 41 Table 6 5 Symptom Matrix 6...

Страница 15: ...r property H statements identify conditions or practices that could result in personal injury or loss of life These two terms appear on equipment H indicates a personal injury hazard not immediately a...

Страница 16: ...xiv...

Страница 17: ...xv...

Страница 18: ...xvi...

Страница 19: ...ration of the oscillo scope to the block level Use the section to verify the functionality and war ranted characteristics of the oscilloscope Use the section to bring the TAS 465 Analog Oscilloscope i...

Страница 20: ...of how to operate your TAS 400 Series Analog Oscilloscopes H The Instruction manual Tektronix part number 070 8523 XX contains detailed operating information and module level service information H Th...

Страница 21: ...s Its performance addresses the needs of both benchtop and portable applications with the following features H 100 MHz minimum bandwidth H Two channel input H Complete cursor measurement system H Volt...

Страница 22: ...on the menu displayed contains functions such as coupling and band width The buttons below this main menu select a function such as cou pling and displays a sub menu of settings for that function such...

Страница 23: ...complete set of features for triggering the horizontal system You can configure trigger for source slope coupling mode and holdoff Video triggers are available for triggering on video sig nals You ca...

Страница 24: ...1 4...

Страница 25: ...d CH 2 Input Coupling DC AC or GND GND input coupling disconnects the input connector from the atten uator and connects a ground reference to the input of the attenua tor Sensitivity Range 2 mV div to...

Страница 26: ...ision to 10 times the Main seconds division setting The maximum value can not exceed the end of the Main sweep Delta Time Control Range 0 to 10 divisions to the right of setting of the delay control b...

Страница 27: ...Vertical Deflection System Volts div variables in calibrated settings Nonvolatile Setup Memory 4 Setups Fuse Rating Either of two fuses may be used Fuse types are as follows Voltage Range Fuse 250 V...

Страница 28: ...d paint finish on an aluminum cabinet Construction Material Chassis parts constructed of aluminum alloy front panel con structed of plastic laminate circuit boards constructed of glass lami nate Tektr...

Страница 29: ...er the following conditions H The oscilloscope has been adjusted at an ambient temperature between 20_ C and 30_ C H A warm up period of at least 20 minutes has occured H The operating temperature is...

Страница 30: ...used TAS 465 Crosstalk Channel Isolation 50 dB at 10 MHz 35 dB at 100 MHz Delay Between Channels Full Band width 200 ps between channels 1 and 2 for equal volts div and coupling settings Common mode...

Страница 31: ...ivisions Excludes the greater of either the first 4 division or 25 ns from the sweep start of the magnified sweep and anything beyond the 100th magnified division Horizontal Position Control Range The...

Страница 32: ...reading 0 4 division 1 mV External X1 5 of reading 40 mV External X10 5 of reading 400 mV Noise Reject All except Line and External 5 of reading 1 1 division 1 mV External X1 5 of reading 110 mV Exter...

Страница 33: ...de NTSC PAL and SECAM Stable trigger on vertical sync interval 20 ms D Same as Time Base Accuracy 0 1 division D Readouts calculated using DTime cursor difference Absolute Volts Accuracy Accuracies ar...

Страница 34: ...EC Self certified by Tektronix to comply with IEC 348 recommendation Temperature Operating and Nonoperating Operating 10_ C to 55_ C Nonoperating 51_ C to 71_ C Humidity Operating and Nonoperating To...

Страница 35: ...l Trace Shift 10_ C to 35_ C 0 5 mV 35_ C to 55_ C 2 mV Variable Volts Div Offset 0 5 division trace shift while changing the variable volts div setting Chop Mode Clock Rate 500 kHz 1 MHz Chop mode is...

Страница 36: ...LF REJ 0 30 division from 100 kHz to 25 MHz increasing to 1 0 division at 150 MHz attenuates signals below the lower 3 dB cutoff frequency of 50 kHz AC 0 30 division from 350 Hz to 25 MHz increasing...

Страница 37: ...ge 25 V peak 25 Vp p AC at 10 kHz or less Probe Compensator Output Voltage d F The limits are as follows and Frequency Characteristic Limits Output Voltage 5 V base top 10 into a 1 MW load Frequency 1...

Страница 38: ...1 18...

Страница 39: ...may be required 2 Check that the Line Voltage Range switch Figure 2 1 is at the proper setting for your power system 3 Check the fuse to ensure it is the proper type and rating the rear panel provides...

Страница 40: ...2 2 Grasp the Fuse Drawer and Pull Straight Out Pop the Fuse Up from the Bottom of the Drawer Spare Fuse Specifications POWER Button...

Страница 41: ...layed and vertical controls and menus are assigned to channel 1 3 Press the button located on the front panel The indicator lights channel 2 is displayed and controls and menus are assigned to channel...

Страница 42: ...g any probe to take measurements compensate the probe to match the input channel See Compensating the Probe on page 2 5 The feature of the TAS 465 Oscilloscope automatically sets most of the front pan...

Страница 43: ...2 5...

Страница 44: ...lly using the vertical control 7 Set the horizontal scale to 200 ms using the control 8 Set the trigger coupling to use the following guide MAIN TRIGGER MENU MODE SRC CPLG SLOPE HOLDOFF Auto Ch1 Noise...

Страница 45: ...2 7 Probe Compensated Correctly Probe Over Compensated Probe Under Compensated Low frequency Adjustment...

Страница 46: ...LG SLOPE HOLDOFF Auto Auto Level Normal Single Sequence Video Line Video Field Priority Vert Ch1 Ch2 Add Line EXT DC Noise Reject HF Reject AC LF Reject Rising Falling Off min On Button Main Mode Sele...

Страница 47: ...levels is the high 1 state and the more negative level is the low 0 state Signal states may also be described as true meaning their active state or false meaning their non active state The specific v...

Страница 48: ...INS J50 P50 A05 PROCESSOR BOARD 16 16 PINS 16 PINS J30 J84 J30 P30 P30 P84 5 PINS FRONT PANEL GND J35 PROBE COMP A04 BEZEL BUTTON BOARD J40 10 PINS P40 10 PINS A09 12 J55 5 PINS 12 TERMINATIONS 5 5 TE...

Страница 49: ...0 3 3 1...

Страница 50: ...or the hybrid provides vertical signal processing triggers sweeps sequencing logic and intensity control A1 1 A high impedance buffer is used to interface the external trigger signal to the analog acq...

Страница 51: ...ash ROM has a require ment which states that it must not have an OE during a write cycle Conse quently the gates of U221 in this subsystem prevent this from happening A5 4 The readout subsystem consis...

Страница 52: ...The input signal from the analog board is current in and the output signal to the CRT is a voltage A3 3 This circuitry provides the necessary static and dynamic levels to support the CRT biasing and...

Страница 53: ...can for pots or probes If pots are to be scanned one of 10 possible pot inputs are read from either multiplexer U420 or U421 The voltage at the wiper of the pot selected is applied to the front panel...

Страница 54: ...an isolation diode and the column line is pulled low indicating a switch closure The power supply is a switching power converter It supplies power to all oscilloscope circuitry Two generations of powe...

Страница 55: ...ng that the oscilloscope functions properly A standard accessory probe included with this oscilloscope is the only equipment required To rapidly confirm that this oscilloscope functions and was adjust...

Страница 56: ...roperly These procedures make references to the graticule lines For example position the cursor to the second vertical graticule line Figure 4 1 shows how to interpret the references First Vertical Gr...

Страница 57: ...center or sales engineer for more information These tests verify that the internal power on diagnostics passed by confirm ing no error messages are reported on screen The purpose of these procedures i...

Страница 58: ...front panel connect the probe ground to the ground barrel of an unused input BNC see Figure 4 2 Some functional checks require that you install the probe on connectors other than All functional checks...

Страница 59: ...The vertical scale readout is set to 2 V for the channel under test and a square wave signal about 2 6 divisions in amplitude is on screen H Pressing the button sets the trigger level readout to appro...

Страница 60: ...cule line 5 Press the button removing the channel 2 display 6 Press the button and set to 7 Verify that a second waveform of approximately 2 6 divisions amplitude has been added to the display 8 Set t...

Страница 61: ...sec div scale to 500 ms 7 Press the button and set to 8 Press the button 9 Select from the main menu and vertically position the delayed time base below the main time base using the General Purpose Kn...

Страница 62: ...he button and set to and to 10 Verify that the delayed trigger is operational confirming that the follow ing statements are true H Rotating the trigger control changes the delayed trigger level readou...

Страница 63: ...ration routines All calibration routines require a successful completion no failed message The Temperature Compensation Calibrations affect the accuracy of the display system therefore they should onl...

Страница 64: ...art centered horizontally see Figure 4 3 7 Select when you have the appropriate display 8 One dot is now displayed 9 Use a combination of the button and the General Purpose Knob to horizontally center...

Страница 65: ...tered horizontally see Figure 4 5 13 Select when you have the appropriate display 14 A pass or failed status appears on the screen 15 Select to exit the routine displaying a message 1 Press the button...

Страница 66: ...4 12...

Страница 67: ...ing require ments are met H The cabinet must be installed on the oscilloscope H The show no failures H You must have completed the beginning on page 4 9 H The oscilloscope must have an operating warm...

Страница 68: ...upler Dual Input Female BNC to dual male BNC Tektronix part number 067 0525 02 Signal interconnection 8 Generator Lev eled Sine Wave 200 kHz to 250 MHz Variable amplitude from 5 mV to 4 Vp p into 50 W...

Страница 69: ...utton and make the following selections H Set to H Set to 2 7 Set the volts div scale to 2 mV 8 Position the trace three divisions below the center horizontal graticule line 9 Connect the standard amp...

Страница 70: ...al Purpose Knob counterclockwise re duces the displayed signal amplitude to two divisions or less Set to 16 Disconnect the test setup from the oscilloscope 17 Repeat this procedure until you have veri...

Страница 71: ...n the range of 169 mV to 231 mV 15 Press the button displaying the delay trigger menu 16 Set to 2 0 1 and to 17 Press the button 18 Check that the Trigger Level Accuracy readout is in the range of 169...

Страница 72: ...its given in Table 4 3 to confirm the bandwidth of the input channels a Set the volts div scale as indicated b Set the signal generator for the specified amplitude at the reference frequency c While c...

Страница 73: ...nect the output of the pulse generator to the input as shown Figure 4 9 Pulse Generator Precision Cable 1 0 1 3 Set the output of the pulse calibration generator for 50 mV 4 Press the button 5 Set the...

Страница 74: ...v scale to 20 ns 6 Set the volts div scale to 500 mV 7 Center the time mark display vertically 8 Press the button and set D to 9 Position the rising edge of the second time mark to the second vertical...

Страница 75: ...163 ms 50 ms 50 ms 0 16 division 392 ms to 408 ms 100 ms 0 1 ms 0 16 division 784 ms to 816 ms 200 ms 0 2 ms 0 16 division 1 57 ms to 1 63 ms 500 ms 0 5 ms 0 16 division 3 92 ms to 4 08 ms 1 ms 1 ms...

Страница 76: ...100 ns 0 1 ms 0 24 division 100 ms 0 1 ms 0 24 division 1 Change the volts div scale as necessary to maintain vertical amplitude 2 At this setting two cycles of the signal are displayed for every five...

Страница 77: ...13 Select 14 Using the General Purpose Knob position the intensified zone on the main sweep to the second time marker then slightly adjust the General Purpose Knob until the delayed sweep time marker...

Страница 78: ...e center 24 Check the dual delay accuracy DTime reading is in the range of 1 58 ms to 1 62 ms 25 Press the button and set D to 26 Press the button and select 1 4 27 Press the button and set to 28 Disc...

Страница 79: ...he following selections from the main trigger menu H Set to H Set to H Set to H Set to 9 Press the button and make the following selec tions from the delay trigger menu H Set to H Set to H Set to H Se...

Страница 80: ...Knob 21 Press the button and set to 22 Press the button and confirm a stable delayed sweep display 23 Set to 24 Press the button and confirm a stable delayed sweep display 25 Press the button and set...

Страница 81: ...upler 0 2 Set the volts div scale to 1 V 3 Adjust the sine wave generator amplitude for a one division display at 25 MHz 4 Set the sine wave generator frequency as follows H TAS 465 150 MHz 5 Press th...

Страница 82: ...of the delay time may be necessary to obtain a stable delayed sweep display Press the Horizontal Menu button and adjust the delay time using the General Purpose Knob Press the Trigger Menu button aft...

Страница 83: ...the input as shown in Figure 4 16 Television Signal Generator 75 W Termination 75 W Cable 0 3 Press the button 4 Set the volts div scale to 200 mV 5 Set the sec div scale to 100 ms 6 Press the button...

Страница 84: ...4 30...

Страница 85: ...e adjustments after every 2 000 hours of operation or once a year if used infrequently Before you perform this procedure you need to address the following requirements This procedure is only to be per...

Страница 86: ...5 2 Display Driver board Analog board...

Страница 87: ...5 3 1 0 1 0 3 5 2 3 0 3 0 1 1 3 1 3 3 4 3 3 1 3 0 0 1 0 3 Adjustment Dependencies 1 5 0 3 1 Complete Adjustment 5...

Страница 88: ...adjustment section lists all neces sary equipment required to perform the adjustments One digital multimeter item 13 and one adjustment tool item 15 This procedure requires adjustment to the Power Su...

Страница 89: ...button and make the following selections from the menu H Set to H Set to 4 7 Position the channel 1 trace to the center horizontal graticule line and adjust the control for a well defined display 8 A...

Страница 90: ...mark display across the entire graticule area 22 Set the control to view the readout 23 Disconnect the calibration setup from the oscilloscope One pulse generator item 10 one precision coaxial cable...

Страница 91: ...nob and the button 12 Set the volts div scale to 20 mV 13 Press the button 14 Set the channel 2 volts div scale to 20 mV 15 Press the button and make the following selections from the menu channel 2 H...

Страница 92: ...1 Disconnect all signal inputs from the oscilloscope 2 Press the button to display the Utility menu CAUTION To avoid replacing the calibration constants with erroneous values be sure to complete all...

Страница 93: ...t Dots Eight Divisions Apart Centered Horizontally 7 Again use a combination of the button and the General Pur pose Knob to position the dots 8 divisions apart centered horizontally see Figure 5 4 8 S...

Страница 94: ...part centered horizontally see Figure 5 6 Gain and Position Adjustment Toggle Between Gain and Position Adjustment Lines Eight Divisions Apart Centered Horizontally 15 Select with the menu button when...

Страница 95: ...b Select when adjusted 22 Adjust the 2 ns main sweep accuracy by performing these substeps a Using the General Purpose Knob adjust the display for 2 time markers per 5 divisions over the center 8 div...

Страница 96: ...2 10 or above remove jumper J205 CAL DIS on the CPU board See Figure 5 17 on page 5 23 for the location of J205 If you do not remove this jumper the message See manual to enable Facto ry Cal appears w...

Страница 97: ...tion routine can be terminated by selecting Abort The abort option appears through the remainder of this Factory Vertical Cal routine Dual input Coupler Precision Cable DC Calibration Generator DC Cal...

Страница 98: ...ng The TOGGLE button selects the function of the General Purpose Knob 17 Use a combination of the button and the General Purpose Knob to position the dots 6 divisions apart centered horizontally see F...

Страница 99: ...not in place erroneous calibration constants can result if the calibration routine is acciden tally invoked and not properly completed One pulse generator item 10 one precision coaxial cable item 5 on...

Страница 100: ...term response of the pulse front corner 10 Set the sec div scale to 20 ns 11 Adjust R140 and C121 on the Display Driver board for minimum signal aberrations of the pulse front corner NOTE Some interac...

Страница 101: ...ms 4 Press the button 5 Press the button and set to 6 Set the volts div scale to 200 mV 7 Set the sec div scale to 200 ms 8 Using the vertical control and the generator pulse amplitude obtain a 5 divi...

Страница 102: ...he test setup from the oscilloscope None This procedure requires adjustments to the Display Driver board See Figure 5 14 on page 5 20 for the location of the adjust ments Low Frequency Output Compensa...

Страница 103: ...5 19 D D...

Страница 104: ...5 20 R321 R322 R323 R112 R154 R111 R140 R141 C121 C122...

Страница 105: ...5 21 Ch2 10X Ch2 100X Ch1 10X Ch1 100X...

Страница 106: ...5 22 R43...

Страница 107: ...5 23 J205 CAL DIS...

Страница 108: ...5 24...

Страница 109: ...6 1 H H H H H H...

Страница 110: ...procedures H Electrical schematics H Parts lists Replace failed modules with fully tested modules obtained from the factory Schematics of each module are provided for repair to the component level of...

Страница 111: ...velocity compressed air when cleaning dust from modules Table 6 1 lists the relative susceptibility of various classes of semiconduc tors Static voltages of 1 kV to 30 kV are common in unprotected env...

Страница 112: ...6 4...

Страница 113: ...rinse with deionized water Use only deionized water when cleaning the menu buttons or front panel buttons Before using any other type of cleaner consult your Tektro nix Service Center or representati...

Страница 114: ...dules Clear or wash out dirt Carrying handle and cabinet feet Correct operation Repair or replace defective module Accessories Missing items or parts of items bent pins broken or frayed cables and dam...

Страница 115: ...and wait 60 seconds for the majority of the alcohol to evaporate 6 Use hot 50_ C to 60_ C deionized water to thoroughly rinse them 7 Dry all parts with low pressure deionized air 8 Dry all components...

Страница 116: ...6 8...

Страница 117: ...nting ESD in this section This subsection contains the following items H This preparatory information that you need to properly do the procedures that follow H A list of equipment required to remove a...

Страница 118: ...emove and install modules in this oscilloscope Procedures refer to the front rear top and other portions of the oscilloscope Figure 6 1 illustrates these references The procedures are described in the...

Страница 119: ...t for T 15 size screw heads 3 T 20 Torx tip TorxR driver bit for T 20 size screw heads Used only for remov al of the cabinet handle 4 Nut driver 5 16 inch Used for removing the CRT earth ground cable...

Страница 120: ...Fuse Line Cord Handle Assembly Front Foot 2 Rear Cover Front Cover Optional Trim Ring Menu Button Elastomer Menu Flex Circuit A4 Front Panel Assembly Front Panel Knobs Shafts Cabinet Menu Button Moun...

Страница 121: ...et Implosion Shield CRT MU Shield Rear CRT Bracket Fan CPU Board Display Board High Voltage Cover Attenuator Assembly Attenuator Shield Display Control Board Mounting Screw Mounting Screw Power Supply...

Страница 122: ...the oscilloscope WARNING Unplug the line cord from the line voltage power source before continuing Failure to do so can cause injury or death Prepare the oscilloscope by positioning the bottom side d...

Страница 123: ...6 15 1 Unplug 2 Rotate 3 Pull Line Fuse...

Страница 124: ...6 16 When re installing the knobs note there are two sizes Be sure to re install the proper size knob in the proper location...

Страница 125: ...6 17 Front Foot Rotate and remove Mounting Screws 4 Mounting Screw...

Страница 126: ...6 18 4 1 0 0 4 2 1 0 0 0 0 0 0 0 4 2 1 1 1 3 0 3 4 1 3 1 0 0 1 0 4 5 1 H 0 0 H 0 4 1 2 4 3 3 3 1 2 2 1...

Страница 127: ...rasp the power button and pull straight out from the chassis 2 Install the power button by pushing the button onto the power button shaft until it locks into place 1 If the menu buttons were removed i...

Страница 128: ...stalling the EMI gaskets align the trim ring to the front of the chassis and push it on to seat Be sure that both pairs of flex locks one pair each at the inside top and bottom of the trim ring snap o...

Страница 129: ...6 21 Spudger EMI Gaskets 4 H H H...

Страница 130: ...ol to front panel cable at J84 H The menu flex circuit to front panel at J40 H The CPU to front panel cable at J30 5 Lift the Front Panel module out from the chassis Front Panel Assembly Press Latch t...

Страница 131: ...st of the assembly 4 At this point the control potentiometers may be lifted out for cleaning they are not field replaceable Lift the two potentiometers out from the back of the front panel assembly Pe...

Страница 132: ...Ground Spring Rear of Front Panel Perform the next steps to reassemble the Front Panel module 1 If the front panel assembly was disassembled for cleaning in step 4 apply a light thin coating of beari...

Страница 133: ...ront of the main chassis It is held on by its sticky backing See Figure 6 13 2 Wipe the front of the chassis using isopropyl alcohol and a clean lint free cloth Let dry Some adhesive from the flex cir...

Страница 134: ...ormed first H Rear Cover Removal H Cabinet Removal H Front Trim Removal 1 Set the oscilloscope so its top side is down on the work surface and its front is facing you 2 Disconnect the delay line from...

Страница 135: ...of the Display Driver board A3 Refer to Figure 6 15 2 Disconnect the delay line from its holder and at connector J69 on the Display Driver board 3 Disconnect the cables from J70 J71 J72 J73 J74 J75 a...

Страница 136: ...6 28 Display Driver Board A3 Mounting Screw High Voltage Cover Mounting Screw H H H...

Страница 137: ...6 29 CRT Implosion Shield Spudger Slot In CRT Bracket Implosion Shield Guides...

Страница 138: ...3 Rotate the oscilloscope so the side that houses the fan mount is facing upwards 4 Depress the two flex locks to release them see Figure 6 18 5 While holding the flex locks released slide the fan mo...

Страница 139: ...6 31 Fan Mount Flex locks Fan...

Страница 140: ...erably a full face shield Avoiding striking the CRT with or against any object Store the CRT with its display face down in a protected location placing it on a soft nonabrasive surface to prevent scra...

Страница 141: ...r of the CRT 9 Disconnect the vertical and horizontal control wires from the side of the CRT Note the proper location of both sets of wires for reinstallation 10 Slide the CRT shield and its front sup...

Страница 142: ...re in their proper place in each corner of the Brack et 9 Lower the rear of the CRT into the chassis and press down on the CRT Rear Bracket until it snaps into the chassis 10 Route the vertical and ho...

Страница 143: ...Front CRT Bracket Implosion Shield CRT CRT Anode Lead CRT Shield Rear CRT Bracket Display Control Board Light Guide Static Ground Contact CRT Socket Cover CRT Mount Cushion 4 CRT Socket CRT Shield Su...

Страница 144: ...6 36 H H H H H NOTE To properly guide the light to the CRT the beveled edge of the light guide must be facing up toward the CRT H H H H H H...

Страница 145: ...emoved components The procedures that follow describe how to remove and install the CRT front bracket This procedure requires that the following procedures be performed first H Rear Cover Removal H Ca...

Страница 146: ...cables at connectors J80 J82 and J84 5 Install all previously removed components The procedures that follow describe how to remove and install the Power Supply module This procedure requires that the...

Страница 147: ...m down on the work surface 5 Unplug the cable going to the A5 CPU board at J55 6 Unplug the two wide cable from the fan 7 Unplug the red CRT anode lead from the power supply connector 8 Remove the two...

Страница 148: ...6 40...

Страница 149: ...tify possible faulty modules and then perform the troubleshooting procedure s indicated The cabinet must be removed to gain access to the modules for measuring signals and voltages Refer to the Remova...

Страница 150: ...s No display at all f f f f F Traces or readout but not both f F f f Abnormal readout F f Abnormal traces f F Abnormal traces and readout f f F Power on diagnostics indicates a failure F F f Self cali...

Страница 151: ...Front Panel Control Problems Front panel controls do not work but readout display works f F Front panel controls do not work and the readout display is abnormal F f CRT Bezel buttons do not work but o...

Страница 152: ...nel board troubleshooting procedure Measure the signal on U217 pin 26 on the A5 CPU board with the test oscilloscope Is the signal amplitude approximately 5V and the period 60 nS No Yes Measure the si...

Страница 153: ...heck pins 12 10 9 6 and 1 for shorts to ground Yes No Are any of the pins shorted Replace the A1 Analog board Perform the A3 Display Driver Board Troubleshooting Procedure Press the button and rotate...

Страница 154: ...A1 Analog board Replace the A5 CPU board Select and measure the voltage across pins 16 and 17 of J67 with a DMM or oscilloscope No Yes Does the voltage change as the vertical position knob is rotated...

Страница 155: ...board Check the pins listed above for shorts to ground Yes No Are any of the pins shorted Replace the A3 Display Driver board Measure voltage on pin 1 of J71 with a high voltage probe and a DMM Was th...

Страница 156: ...us thumbwheel No Yes Does the voltage vary as the position knob is moved Perform the A2 Display Control Board Troubleshooting Procedure Replace the CRT No Replace the A3 Display Driver board Perform t...

Страница 157: ...ns 1 and 10 again for shorts to ground Perform the A5 CPU Board Troubleshooting Procedure Yes No Are any of the pins shorted Replace the A3 Display Driver board Replace the A62 Front Panel Module With...

Страница 158: ...2V No Yes Do the voltages vary approximately within their range Disconnect the cable to J84 Perform the front panel troubleshooting procedure to check the supply voltages Are the front panel voltages...

Страница 159: ...gth 2 If you are shipping the TAS 465 Oscilloscope to a Tektronix field office for repair attach a tag to the oscilloscope showing the instrument owner and address the name of the person to contact ab...

Страница 160: ...6 52...

Страница 161: ...ranty appears following the title page in this manual H Tektronix provides five years of warranty remedial service H Tektronix provides five years of warranty remedial service and four oscilloscope ca...

Страница 162: ...10X switchable passive probes in addition to the two standard accessory P6109B probes normally shipped with the instrument Tektronix ships a Certificate of Calibration that states this instrument mee...

Страница 163: ...Office or representative will contact you con cerning any change in part number A list of assemblies can be found at the beginning of the electrical parts list The assemblies are listed in numerical...

Страница 164: ...rt number to be used when ordering replacement part from Tektronix Column three 3 indicates the serial number at which the part was first used Column four 4 indicates the serial number at which the pa...

Страница 165: ...INGTON HEIGHTS IL 60005 TK2469 UNITREK CORPORATION 3000 LEWIS CLARK WAY SUITE 2 VANCOUVER WA 98601 TK2597 MERIX CORP 1521 POPLAR LANE FOREST GROVE OR 97116 TK2606 VISPRO PO BOX 6239 BEAVERTON OR 97007...

Страница 166: ...56 SILICONIX INC 2201 LAURELWOOD RD SANTA CLARA CA 95054 1516 18796 MURATA ERIE NORTH AMERICAN INC STATE COLLEGE OPERATIONS 1900 W COLLEGE AVE STATE COLLEGE PA 16801 2723 19701 PHILIPS COMPONENTS DISC...

Страница 167: ...WAY KIRKLAND WA 98034 55335 JKL COMPONENTS CORP 13343 PAXTON STREET PACOIMA CA 91331 55680 NICHICON AMERICA CORP 927 E STATE PKY SCHAUMBURG IL 60195 4526 56845 DALE ELECTRONICS INC 2300 RIVERSIDE BLV...

Страница 168: ...8 6...

Страница 169: ...8 7...

Страница 170: ...23MAA A1C420 281 0909 00 CAP FXD CERAMIC MLC 0 022UF 20 50V 04222 SA105C223MAA A1C421 281 0776 00 CAP FXD CERAMIC MLC 120PF 5 100V 04222 SA102A121JAA A1C424 281 0909 00 CAP FXD CERAMIC MLC 0 022UF 20...

Страница 171: ...M 1 0 2W 91637 CCF501G49900F A1R409 322 3030 00 RES FXD METAL FILM 20 OHM 1 0 2W 91637 CCF50G20R00F A1R410 322 3177 00 RES FXD METAL FILM 681 OHM 1 0 2W 91637 CCF50 2G681R0F A1R411 322 3083 00 RES FXD...

Страница 172: ...8 10 A1W406 131 0566 00 BUS CONDUCTOR DUMMY RES 0 094 OD X 0 225L 24546 OMA0207 A1W429 196 3064 00 LEAD ELECTRICAL 26 AWG 4 0 L 1 N 80009 196306400...

Страница 173: ...ANSISTOR SIG BIPOLAR NPN 40V 600MA 0JR04 2N4401 A2R1 313 1051 00 RES FXD FILM 5 1 OHM 5 0 2W 91637 CT3 5R100J A2R3 313 1051 00 RES FXD FILM 5 1 OHM 5 0 2W 91637 CT3 5R100J A2R4 311 2501 00 RES VAR TRM...

Страница 174: ...1 281 0909 00 CAP FXD CERAMIC MLC 0 022UF 20 50V 04222 SA105C223MAA A3C203 285 1460 00 CAP FXD MTLZD 0 1UF 20 250V 5MM LEAD SPAC TK1913 MKS 2 0 1 250 2 A3C204 281 0909 00 CAP FXD CERAMIC MLC 0 022UF 2...

Страница 175: ...RCVRY 400V 1A 200NS 14552 MB2501 A3CR304 152 0400 00 DIODE RECT FAST RCVRY 400V 1A 200NS 14552 MB2501 A3CR305 152 0141 02 DIODE SIG ULTRA FAST 40V 150MA 4NS 2PF 27014 FDH9427 A3CR306 152 0400 00 DIOD...

Страница 176: ...A3Q303 151 0190 00 TRANSISTOR SIG BIPOLAR NPN 40V 200MA 04713 2N3904 A3Q304 151 0190 00 TRANSISTOR SIG BIPOLAR NPN 40V 200MA 04713 2N3904 A3Q307 151 0199 00 TRANSISTOR SIG BIPOLAR PNP 12V 80MA SWITCH...

Страница 177: ...2 3085 00 RES FXD METAL FILM 75 OHM 1 0 2W 91637 CCF501G75R00F A3R149 313 1027 00 RES FXD FILM 2 7 OHM 5 0 2W 91637 CT3 2R700J A3R150 313 1027 00 RES FXD FILM 2 7 OHM 5 0 2W 91637 CT3 2R700J A3R151 32...

Страница 178: ...7 CCF50 1 G33200F A3R244 313 1027 00 RES FXD FILM 2 7 OHM 5 0 2W 91637 CT3 2R700J A3R245 322 3243 00 RES FXD METAL FILM 3 32K OHM 1 0 2W 91637 CCF50 1 G33200F A3R246 313 1027 00 RES FXD FILM 2 7 OHM 5...

Страница 179: ...K OHM 5 0 5W 19701 5053CX 390K0J A3R362 301 0434 00 RES FXD FILM 430K OHM 5 0 5W 19701 5053CX430K0J A3R363 301 0434 00 RES FXD FILM 430K OHM 5 0 5W 19701 5053CX430K0J A3R364 322 0481 00 RES FXD FILM 1...

Страница 180: ...104KAT3A A4C409 283 5004 00 CAP FXD CERAMIC MLC 0 1UF 10 25V X7R 1206 04222 12063C104KAT3A A4C420 283 5004 00 CAP FXD CERAMIC MLC 0 1UF 10 25V X7R 1206 04222 12063C104KAT3A A4C421 283 5004 00 CAP FXD...

Страница 181: ...K OHM 1 0 125W 50139 BCK1003FT A4R301 321 5047 00 RES FXD THICK FILM 100K OHM 1 0 125W 50139 BCK1003FT A4R302 321 5047 00 RES FXD THICK FILM 100K OHM 1 0 125W 50139 BCK1003FT A4R303 321 5047 00 RES FX...

Страница 182: ...00 RES FXD THICK FILM 100K OHM 1 0 125W 50139 BCK1003FT A4R501 321 5018 00 RES FXD THICK FILM 1 0K OHM 1 0 125W 50139 BCK1001FT A4R503 321 5030 00 RES FXD THICK FILM 10 0K OHM 1 0 125W 50139 BCK1002F...

Страница 183: ...15 283 5004 00 CAP FXD CERAMIC MLC 0 1UF 10 25V X7R 1206 04222 12063C104KAT3A A5C216 283 5004 00 CAP FXD CERAMIC MLC 0 1UF 10 25V X7R 1206 04222 12063C104KAT3A A5C217 283 5195 00 CAP FXD CERAMIC MLC 1...

Страница 184: ...RES FXD THICK FILM 221 OHM 1 0 125W 50139 BCK221FT A5R220 321 5000 00 RES FXD THICK FILM 10 OHM 1 0 125W 91637 CRCW120610R0FT A5R221 321 5000 00 RES FXD THICK FILM 10 OHM 1 0 125W 91637 CRCW120610R0FT...

Страница 185: ...6325 00 IC ASIC CMOS CUSTOM CHARACTER DSPLYGEN 80009 156632500 A5U218 156 5157 01 IC CONVERTER BIPOLAR D A 12 BIT 300NS MULTI 1CH66 AM6012DT D C88 A5U219 156 5157 01 IC CONVERTER BIPOLAR D A 12 BIT 30...

Страница 186: ...8 24...

Страница 187: ...V 62643 SXE100VB101M12X20LL A63C23 290 0973 01 CAP FXD ALUM 100UF 20 25VDC 62643 SME35VB101M8X11FT A63C24 290 0947 00 CAP FXD ELCTLT 33UF 50 10 160V 0H1N5 CEUSM2C330 Q A63C25 290 1115 00 CAP FXD ALUM...

Страница 188: ...ERAMIC TK260 342 0582 00 A63L1 108 1319 00 INDUCTOR FXD POWER 33UH 10 TK205 TSL1110 330K1R8 A63L2 108 1319 00 INDUCTOR FXD POWER 33UH 10 TK205 TSL1110 330K1R8 A63L3 108 1319 00 INDUCTOR FXD POWER 33UH...

Страница 189: ...239 00 RES FXD FILM 3 01K OHM 1 0 2W 57668 CRB20 FXE 3K01 A63R25 315 0390 00 RES FXD FILM 39 OHM 5 0 25W 50139 CB3905 A63R26 313 1330 00 RES FXD FILM 33 OHM 5 0 2W 57668 TR20JT6833E A63R27 313 1121 00...

Страница 190: ...955 00 TRANSFORMER POWER INVERTER 75498 129 3154 00 A63T9 120 1347 00 TRANSFORMER SIG 44T 2T 2T PRI TK205 BDT 001 A63U1 156 1627 00 IC LINEAR BIPOLAR SW REG CONTR 01295 TL594CN A63U2 152 0806 00 MODUL...

Страница 191: ...8 29...

Страница 192: ...TICAL QTY 2 TAS455 ONLY 0J7N9 196 3374 00 P74 P74 196 3374 00 196 3374 01 LEAD ELECTRICAL DESCRETE SDI IDC 2 22 AWG VERTICAL QTY 2 TAS465 ONLY 0J7N9 0J7N9 196 3374 00 196 3374 01 P75 196 3375 00 LEAD...

Страница 193: ...Drafting H ANSI Y14 159 1971 Interconnection Diagrams H ANSI Y32 16 1975 Reference Designations for Electronic Equipment H MIL HDBK 63038 1A Military Standard Technical Manual Writing Hand book Elect...

Страница 194: ...9 2 Locator Grid Board Outline 1 Onboard Jumper Digital Ground 3 0 1 3 Power Termination 2 2 Heat Sink Diagram Number Diagram Name Assembly Number 0 3 0 0 3 3 2 0 0 3 4 1 1 3 3 1 4 3 1 1 1 1 3 1 3 1 1...

Страница 195: ...3 1 1 0 0 1 2 1 1 0 0 1 2 2 10 10 0 10 1 0 0...

Страница 196: ...te the component on the schematic diagram H Locate the page whose number corresponds with the schematic diagram number just found in the component location table H Scan the component location table fo...

Страница 197: ......

Страница 198: ...A1 2A Q403 A1 3 5C A1 3A Q404 A1 1 3A A1 1A Q405 A1 1 3B A1 1A Q406 A1 1 3A A1 1A Q407 A1 1 3B A1 1A Q408 A1 1 4B A1 1A R401 A1 1 2A A1 1A R402 A1 3 2B A1 3B R403 A1 3 2B A1 3B R404 A1 3 3B A1 3B R405...

Страница 199: ...35 C436 U405 R425 C432 R419 C416 C411 J68 C430 R426 C410 C417 J403 K401 C424 R414 R408 R412 R411 R410 C419 R418 R417 R420 L406 R415 L404 L405 J402 J401 C429 R407 C431 J50 R421 C427 C437 L402 L403 L401...

Страница 200: ......

Страница 201: ...A R1 A2 1 2A A2 1A R2 A2 1 2A A2 1A R3 A2 1 3A A2 2A R4 A2 1 1C A2 2A R5 A2 1 1B A2 1A R6 A2 1 1C A2 2A R7 A2 1 4C A2 2A R8 A2 1 1D A2 1A R9 A2 1 1A A2 1A SCHEM NUMBER A2 Display Control Component Loc...

Страница 202: ......

Страница 203: ...J80 L109 R141 C121 R140 R244 C130 R212 C204 C203 R144 C119 R142 L113 L111 L112 C120 C111 J72 R321 R322 R323 R326 C320 R329 CR303 J73 CR306 C312 C316 C313 C321 C219 L300 J74 C211 C207 Q206 Q209 C205 Q...

Страница 204: ...1 6C A4 1B R108 A4 1 4C A4 1B R109 A4 1 4B A4 1B R140 A4 1 3C A4 2B R201 A4 3 3A A4 1B R202 A4 3 4A A4 1B R203 A4 3 4A A4 2B R204 A4 3 4A A4 2B R205 A4 3 5A A4 2A R206 A4 3 5A A4 2A R207 A4 3 5A A4 2A...

Страница 205: ...300 CR331 R201 R202 DS201 DS202 TP12 R505 R504 C131 R106 C141 C140 R140 C132 DS203 R203 DS204 R301 R204 R205 DS207 DS206 R206 R207 R302 C122 Y140 U101 J30 J84 J40 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 R306...

Страница 206: ......

Страница 207: ...0 1 27 44 1 21 30 5 21 14 117 84 51 18 Q2 Q1 R208 C218 R225 R224 C217 R221 R220 R216 R218 R217 R214 R215 R219 R210 R212 R213 R211 R207 U221 R201 R227 R228 J50 C201 C202 U208 U220 U207 C203 J204 U203 U...

Страница 208: ...Q9 A2 3C3 Q60 A3 4B3 R1 A3 4D3 R10 A2 3C1 R11 A1 2C2 R12 A2 3C1 R13 A2 3B2 R14 A3 4D4 R15 A2 3B2 R16 B4 2B5 R17 A2 3C1 R18 A1 2C3 R19 A2 3B2 R2 A2 3C1 R20 A2 3B2 R21 A2 3B4 R22 A2 3A1 R23 A2 3B5 R24 A...

Страница 209: ...90 C24 C37 C35 C22 L7 L3 L2 L1 C11 R43 C29 Q3 Q2 Q1 VR3 VR2 C28 CR25 CR15 E1 R31 CR22 CR21 CR16 T2 C2 C7 C14 C12 U1 Q8 Q7 Q4 Q9 Q6 Q10 VR60 VR1 R60 R39 R21 R37 R40 R30 R38 R34 R28 R4 R12 R2 R10 R42 R4...

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Страница 257: ...10 1 0 0 0 0 0 H H 0 H H 0 0 0 0 0 0 1 0 0 1 1...

Страница 258: ...10 2...

Страница 259: ...Replaceable Mechanical Parts TAS 465 Service Manual 10 3 CROSS INDEX MFR CODE NUMBER TO MANUFACTURER Mfr Code Manufacturer Address City State Zip Code...

Страница 260: ...Replaceable Mechanical Parts Replaceable Mechanical Parts 10 4 Fig Index No Tektronix Part No Serial No Effective Dscont Qty 12345 Name Description Mfr Code Mfr Part No...

Страница 261: ...10 5...

Страница 262: ...Replaceable Mechanical Parts Replaceable Mechanical Parts 10 6 Fig Index No Tektronix Part No Serial No Effective Dscont Qty 12345 Name Description Mfr Code Mfr Part No...

Страница 263: ...10 7...

Страница 264: ...Replaceable Mechanical Parts Replaceable Mechanical Parts 10 8 Fig Index No Tektronix Part No Serial No Effective Dscont Qty 12345 Name Description Mfr Code Mfr Part No...

Страница 265: ...10 9...

Страница 266: ...Replaceable Mechanical Parts Replaceable Mechanical Parts 10 10 Fig Index No Tektronix Part No Serial No Effective Dscont Qty 12345 Name Description Mfr Code Mfr Part No...

Страница 267: ...Replaceable Mechanical Parts TAS 465 Service Manual 10 11 A2 A3 A5 A1 Figure 10 4 Circuit Boards...

Страница 268: ...ical Parts Replaceable Mechanical Parts 10 12 Fig Index No Tektronix Part No Serial No Effective Dscont Qty 12345 Name Description Mfr Code Mfr Part No STANDARD ACCESSORIES OPTIONAL ACCESSORIES Figure...

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