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Fluke PM3082, Service Manual

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Fluke PM3082 Service Manual Download Page 96

5.1  -34

UNIT DESCRIPTIONS

09001/17

A1;  Diagram 2 - Attenuator CH 2  (PM3094/PM3092)

Summary of Contents for PM3082

Page 1: ... i y jL m m OELAVEOT1ME BASE o s vvim v ns _ _ C j f ff POS I POS I POS PCS i TRta 3 TAK 4 c p C f c C A C P C IP E C C E C L E LL E L L T tyo F F oti c m ot mfo on mm C mv Q Lr WvU C VCLWvCI i i i ir Mitirairos MiM mm Lr W s MAGN RESET N O T V F r t DELAY LEVEL W TO wBWf v n s m PROBE ADJUST iM O Kpr u o sop F L U K ...

Page 2: ...e Manual 4822 872 05373 10 April 97 Warning Theseservicing instructions are for use by qualified personnel only To reduce the rise of electric shock donot perform any servicing other than that contained in the operating instructions unless you are fully qualified to do so ...

Page 3: ...gnetic Compatibility Directive 89 336 EEC Low Voltage Directive 73 23 EEC Sample tests Standards used I EC 348 1978 Safety Requirements for Electronic Measuring Apparatus EN 50081 1 1992 Electromagnetic Compatibility Generic Emission Standard EN55022 and EN60555 2 EN 50082 1 1992 Electromagnetic Compatibility Generic Immunity Standard IEC801 2 3 4 5 The tests have been performed in a typical confi...

Page 4: ...namic range 2 3 2 1 8 Position range 2 3 2 1 9 Trace separation 2 3 2 1 10 Input voltage limits 2 4 2 1 11 Step response 2 4 2 1 12 Signal delay 2 5 2 1 13 Vertical accuracies 2 5 2 2 TIMEBASE 2 6 2 2 1 Timebase modes 2 6 2 2 2 Timebase settings 2 6 2 2 3 DTB delay 2 6 2 2 4 Timebase accuracies Delaytime accuracy DTB jitter 2 7 2 2 5 External horizontal deflection 2 7 2 3 TRIGGERING 2 8 2 3 1 Sour...

Page 5: ...s V 2 19 2 13 3 Additional EMI requirements 2 19 2 14 SAFETY 2 20 I 5 2 15 ACCESSORIES 2 20 2 16 OPTIONS OPTIONAL VERSIONS 1 2 20 2 16 1 Line Cord 2 20 2 16 2 Options versions 2 20 2 16 3 Optionaloutputs 2 21 2 16 4 Optionalexternal MTB trigger input 2 21 1 v 2 17 SPECIFICATION OF IEEE OPTION 2 22 3 DESCRIPTIONS 3 3 3 1 General description 7 3 3 3 1 1 Introduction to oscilloscope family 3 3 3 1 2 ...

Page 6: ...n 5 2 19 5 2 7 Description of A2 100 MHz version 5 2 35 5 2 8 Signal name list A2 100 MHz version 5 2 39 5 2 9 Unit lay outs A2 100 MHz version 5 2 41 5 2 10 Location List A2 100 MHz version 5 2 43 5 2 11 Circuit diagrams A2 100 MHz version 5 2 47 5 2 12 Parts list A2 100 MHz version 5 2 53 5 3 MICROPROCESSOR A3 5 3 1 5 3 1 Description A 3 5 3 1 5 3 2 Signal name list A 3 5 3 3 5 3 3 Unit lay outs...

Page 7: ...7 6 8 6 3 9 Vertical cursor accuracy continuation of 6 3 8 6 8 6 3 10 Vertical deflection high frequency response 6 9 6 3 11 Vertical deflection low frequency response 6 9 6 3 12 Vertical deflection dynamic range at 25 50 MHz 6 10 6 3 13 Vertical deflection dynamic range at 100 200 MHz continuation of 6 3 12 6 11 6 3 14 Vertical deflection position range 6 11 6 3 15 Vertical deflection crosstalk b...

Page 8: ...6 32 6 3 39 Z MOD sensitivity T 6 33 6 3 40 Probe Adjust signal frequency and output voltage 6 34 7 CALIBRATION ADJUSTMENT PROCEDURE 7 1 7 1 INTRODUCTION 7 1 7 2 DARK LEVEL OF CRT 7 1 7 3 TRACE ROTATION 7 1 7 4 HORIZONTAL X GAIN AND OFFSET 7 2 7 5 TEXT STABILITY AND X OFFSET 7 2 7 6 VERTICAL Y GAIN AND OFFSET 7 2 7 7 ASTIGMATISM 7 2 7 8 AUTOCAL PROCEDURE 7 3 7 9 LF SQUARE WAVE RESPONSE CH1 7 3 7 1...

Page 9: ...G 8 8 8 7 TROUBLESHOOTING TECHNIQUES 8 8 8 8 TROUBLESHOOTING THE POWER SUPPLY 8 9 8 9 SPECIAL TOOLS 8 10 8 9 1 Extension board 8 10 8 9 2 Flash ROM loader program 8 10 8 10 RECALIBRATION AFTER REPAIR 8 10 8 11 TROUBLE SHOOTING TOOLS 8 11 8 12 TESTS BUILT INTO THE INSTRUMENT 8 11 8 12 1 Power up test 8 11 8 12 2 Introduction to diagnostic tests 8 12 8 12 3 Selftest 8 12 8 12 4 Repairtools 8 15 8 13...

Page 10: ...procedures in addition to the safety precautions specified in this manual Specific warning and caution statements where they apply will be found throughout the manual Where necessary the warning and caution statements and or symbols are marked on the apparatus 1 3 CAUTION AND WARNING STATEMENTS CAUTION Is used to indicate correct operating or maintentance procedures in order to prevent damage to o...

Page 11: ...erminals which can be dangerous to live The instrument shall be disconnected from all voltage sources before it is opened Capacitors inside the instrument can hold their charge even if the instrument has been separated from all voltage sources WARNING Any interruption of the protective ground conductor inside or outside the instrument or disconnection of the protective ground terminal is likely to...

Page 12: ...instrument has been designed and tested in accordance with IEC Publication 348 Safety requirements for Electronic Measuring Apparatus and has been supplied in a safe condition This manual contains information and warnings which must be followed by the user to ensure safe operation and to keep the instrument in safe condition The instrument has been designed for indoor use It may occasionally be su...

Page 13: ...NSE Lower transition point of BW input coupling in AC pos 10 Hz At BNC Upper transition point of BW PM3094 CH1 CH4 in 50Q position PM3092 CH1 CH2 in 500 position CH3 CH4 at probe tip Ambient 5 40 C 200 MHz Ambient 0 50 C 175 MHz PM3082 84 CH1 CH4 with ext 50Q Ambient 5 40 C 100 MHz Ambient 0 50 C 90 MHz BANDWIDTH LIMITER Upper transition point of BW 20 MHz Attenuator CH1 and CH2 PM3092 PM3082 Step...

Page 14: ...enuator setting according to probe when fitted with a probe indicator Note 2 Measured up to 200 MHz input frequency in d c and a c coupling of input Coupling COUPLING d c a c ground See note 1 Note 1 In GND position channel disconnected from input and connected to ground BNC open when not in 50Q position The GND coupling is not available for CH3 and CH4 in PM3092 and PM3082 Dynamic range DYNAMIC R...

Page 15: ... See note 3 Note 1 Apparatus should be property grounded through the protective ground conductor of the power cord Note 2 Up to 10 kHz 10 kHz see figure 2 2 Note 3 Maximum of 50 mJ during any 100 ms interval MAX INPUT VOLTAGE Vpk 1k 10k 100k 1M 10M 100M FREQUENCY Hz Figure 2 2 Max input voltage versus frequency 2 1 11 Step response STEP RESPONSE Is calculated from the formula Risetime 0 35 Bandwid...

Page 16: ...l 50 1 See note 5 CMRR See note 6 at 1 MHz 100 1 at 50 MHz 25 1 Note 1 add 1 5 for variable gain mode Note 2 2 div centerscreen signal with a frequency of 50 kHz shifted within central 6 div Note 3 At 10 MHz input to deselected channel equivalent to 8 div or less Note 4 PM3092 3094 at200 MHz PM3082 3084 at 100 MHz channels with equal V div setting input to deselected channels equivalent to 6 div N...

Page 17: ...25s div 20 ns div Note 1 MTB only continuously variable DTB PM3092 94 Settings 0 5 ms div 20 ns div Note 1 Note 3 MTB PM3082 84 Settings Variable Time Div range 0 5 s div 50 ns div 1 25 s div 50 ns div Note 1 MTB only continuously variable DTB PM3082 84 Settings 0 5 ms div 50 ns div Note 1 Note 3 TIMEBASE 10x Note 2 MAGNIFICATION Note 1 In a 1 2 5 sequence By means of the timebase magnifier x10 th...

Page 18: ...AYTIME ACCURACY 0 8 of reading 0 3 Note 1 of central 8 div 4ns PM3092 PM3094 0 8 of reading 0 3 Note 1 of central 8 div 5ns PM3082 PM3084 Note 1 add 1 of reading in variable mode DTB jitter in starts 1 part of 25000 External horizontal deflection DEFLECTION SOURCES Line and CH1 CH4 LINE DEFLECTION Deflection amplitude 6 1 7 div Between 49 and 61 I CHANNEL DEFLECTION Refer to VERTICAL Error limit 5...

Page 19: ...2 Only available when MTB mode is switched in TV 2 3 2 Modes MODES MTB triggering EDGE TV MODES DTB triggering EDGE 2 3 3 TV systems TV systems TV Note 1 HDTV Note 1 Note 1 Fieldl Field2 and TVline selection possible 2 3 4 Coupling BANDWIDTH EDGE TRIGGER MTB vertical coupling in DC Lower transition point of BW BW Bandwidth Trigger coupling DC d c AC 10 Hz LF reject 30 kHz HF reject d c Upper trans...

Page 20: ...DTB PM3092 94 d c to 100 MHz 0 5 div See note 1 3 d c to 200 MHz 1 0 div d c to 300 MHz 2 0 div See note 2 EDGE TRIGGER SENSITIVITY MTB DTB PM3082 84 d c to 50 MHz 0 5 div See note 1 3 d c to 100 MHz 1 0 div d c to 200 MHz 2 0 div See note 2 TV TRIGGER SENSITIVITY amplitude of sync pulse 0 7 div See note 1 Note 1 All figures are valid for an ambient temperature range of 5 40 C add20 for ambient 0 ...

Page 21: ... 2 s or 20 div of MTB setting Whichever is smaller 2 4 CURSORS 2 4 1 Cursor Control NUMBER OF CURSORS 4 CURSOR MODES See note 1 Manual Amplitude AV V1 V2 to GND ratio Time AT 1 AT Ratio Phase Both See note 2 and 3 Measure Vpp AVpp Vp Vp to GND Vdc to GND Risetime 10 90 20 80 See note 4 Note 1 In the MTB DTB and DTB timebasemode all waveform operations are performed on DTB traces Note 2 The ratio r...

Page 22: ...trigger system frequency response curve 1 kHz 120 mV sinewave over 6 div Readout 120 mV 3 6 mV Note 3 Within central 8 div FRONT PANEL MEMORY Memory size 10 fronts BLANKING OR Z AXIS Input connector BNC Input impedance 10 kQ Input coupling dc Max input voltage 10V Input voltage unblanked 0 5V or less See note 1 Input voltage blanked 2 4 V or more See note 1 Response time 80ns Risetime 2 ns Note 1 ...

Page 23: ...UTPUT CURRENT Peak peak value 0 5 mA See note 2 FREQUENCY Value 2 kHz Tolerance 20 Note 1 Positive going with respect toground open voltage halves when terminated with 1200Q Note 2 When output short circuited halves when terminated with 1200 Q 2 8 2 Standard external interfaces TYPE OF INTERFACE EIA 232 D RS 232 CPL Compact Programming Language See operating guide PINNING PIN I O NAME 1 Not connec...

Page 24: ...d DTR ON 3V OFF 3V Current output 10mA Impedance Output 300Q 10 Impedance Input 3kQ 7k 2 Voltage Output S 12V 12V Voltage Input 25V 25V Connector Shielded Note 1 Selectable via UTILITY menu and CPL When battery installed same as last power off value 2 8 3 Optional external interfaces ADDITIONAL INFORMATION Default not active Note 1 Default not active Note 1 Receiving and transmitting Default 1200 ...

Page 25: ...horizontal offset gain and sweeptime trigger offset and gain 2 10 POWER SUPPLY BATTERY BACKUP 2 10 1 Power supply LINE VOLTAGE A a c r m s Operation 100 V 240V Tolerance 10 LINE FREQUENCY Nominal 50 Hz 400 Hz Limits of operation LINE WAVEFORM CHARACTERISTICS Max waveform 45 Hz 440 Hz deviation factor 10 Crest factor 1 27 1 56 ALLOWABLE POWER INTERRUPTION 20 ms POWER CONSUMPTION Without options 60 ...

Page 26: ...S BEYOND THE RATED RANGE OF THE BATTERY SPECIFICATION 2 11 MECHANICS PORTABLE VERSION Dimensions Handle excluded Length 481 mm Add 5 mm for cover and 65 mm for handle Width 341 mm Add 50 mm for handle Height 139 mm Add 8 mm for feet Mass Instrument 8 5 kg COOLING Forced air Regulated No air filter 2 12 ENVIRONMETAL 2 12 1 General The characteristics are valid only if instrument is checked in accor...

Page 27: ... MIL T 28800D par 3 7 3 Note 5 Maximum operating temperature derated 3 C for each km above sea level Note 6 In accordance with MIL T 28800D par 3 7 4 1 Note 7 At each resonance frequency or at 33 Hz if no resonance was found SHOCK OPERATING Amount of shocks total 18 See note 8 each axis 6 3 in each direction Shock waveform half sinewave Duration 6 9 ms Peak acceleration 400 m s2 BENCH HANDLING Mee...

Page 28: ...y requirement unless specified otherwise Meets MIL STD 461C as follows Conducted Emissions Part 2 CE01 Narrowband Part 4 CE03 Conducted Susceptibility Part 2 CS01 Part 5 CS06 Limited to 300V Radiated Emissions Part 5 and 6 RE01 Part 2 RE02 1 GHz max 2 13 1 2 Susceptibility Meets harmonized product requirements of 89 336EEC EN50081 1 and EN50082 1 with addition of the tables 1 to 8 ...

Page 29: ...le disturbance Frequency range 25 MHz 1 GHz E 0 1V m E 1 V m E 3 V m Stand alone 2 mV div 5 V div 5 mV div 5 V div 10 mV div 5 V div With PM9010 091 2 mV div 5 V div 50 mV div 5 V div 200 mV div 5 V div Table 3 Susceptibility disturbance less than 10 of full scale Frequency range 10kHz 25 MHz E 0 1V m E 1V m E 3 V m Stand alone N A N A N A With PM9010 091 N A 2 mV div 5 mV div 5 mV div 10 mV div T...

Page 30: ... than 10 of full scale Frequency range 10 kHz 25 MHz E 0 1V m E 1V m E 3 V m Stand alone N A N A N A With PM9020 091 N A 2 mV div 5 mV div 5 mV div 10 mV div Table 8 Susceptibility disturbance less than 10 of full scale Frequency range 25 M Hz 1 GHz E 0 1 V m E 1V m E 3 V m Stand alone N A N A 2 mV div 5 mV div With PM9020 091 N A 50 mV div 100 mV div 100 mV div 200 mV div For conditions not speci...

Page 31: ...ipped with North American powerplug 2 15 ACCESSORIES PACKED WITH INSTRUMENT Signal input passive 2x10 MQ 10 1 probe with readout 1 5 m Contrast filter Blue Front cover Can be locked on instrument Users Manual Reference Manual 2 16 OPTIONS OPTIONAL VERSIONS 2 16 1 Line Cord LINE CORD Universal European North American United Kingdom Australian Swiss in accordance with VDE in accordance with CSA UL i...

Page 32: ...External Composite No line triggering INPUT CONNECTOR BNC At rear of instrument INPUT IMPEDANCE Measured at freq 1 MHz R parallel value 1 MO tolerance 1 C parallel value 25 pF tolerance 5 pF DYNAMIC RANGE Up to 10 MHz 2 5 V Symmetrical INPUT VOLTAGE LIMITS See note 1 d c a c peak A 400 V See note 2 Note 1 Apparatus should be properly grounded through the protective ground conductor of the power co...

Page 33: ...e local RL1 Complete capability Parallel poll PPO No capability Device clear DC1 Complete capability Device trigger DT1 Complete capability Controller CO No capability ELECTRICAL INTERFACE Busdrivers E2 Three state true 0 0 8V false 2 5V Connector Shielded Amphenol type 57FE 20240 20SD35 Pin 1 4 DI01 DI04 Pin 13 16 DI05 DI08 Pin 18 23 GND Pin 24 Logic GND Pin 5 EOI Pin 6 DAV Pin 7 NRFD Pin 8 NDAC ...

Page 34: ...DESCRIPTIONS 3 1 ST8235A 970415 ...

Page 35: ...DESCRIPTIONS r _A1 SIGNAL UNIT TRIGGERING ...

Page 36: ...3 1 TIME BASES ST8235A 970415 ...

Page 37: ...3 2 DESCRIPTIONS ST82358 97041S ...

Page 38: ...XYSW ...

Page 39: ...OARD A3 MICROPROCESSOR UNIT RS232 BUFFER 01301 D1302 RS232 CONNECTOR ZZZ iP TO CONTROL CIRCUITS READONLY MEMORY CPROM 01013 01015 RANDOM ACCESS MEMORY CPRAM 01013 TEXT CURSOR CONTROL 01403 V1401 VI 48 D TEXT CURSOR MEMORY 01401 XYSW ZSW ZT___ VERTICAL DAC D1401 HORIZONTAL DAC 01402 POTENTIOMETER dac ciRCurr O il1 2 INT ENS FOCUS POS1 POS2 POS3 POS4 VAR1 A1 VAR2 VAR3 VAR4 LEVMTB LEVDTB MT8VAR DTBVA...

Page 40: ...H1 2 1 MQ CH3 4 PM3094 1 MQ 50 Q The printed circuit boards units and mechanical parts in this family of oscilloscopes have a high degree of standardization The ordering codes for these parts are listed in chapter 4 Parts In this chapter differences between PM3082 PM3084 PM3092 and PM3094 are mentioned 3 1 2 Introduction to descriptions Section 3 2 contains the description of the block diagram The...

Page 41: ...rs in the functional part e g PPLEV indicates the function in this example Peak Peak LEVel triggering is switched on off The first character of the extension indicates if the signal is active when high H active when low L or that this is not fixed X for instance the output of a counter The second character of the extension indicates the kind of logic Possible abbreviations are T TTL E ECL A analog...

Page 42: ...e is controlled by a microprocessor that connects to many blocks Therefore throughout this block diagram CONTROL CIRCUITS can be found that are controlled by the microprocessor The output signals can be simple on off signals e g to switch a certain vertical channel on and off There are also adjustable dc voltages e g to determine the gain of a vertical channel Blocks that are under control of the ...

Page 43: ...owed by a LOW IMPEDANCE ATTENUATOR that makes the attenuation coefficients 2 5 and 1 This block has a fixed attenuation in channels with 2 input sensitivities such as present in the 2 2 channel oscilloscopes The PREAMPLIFIER incorporates gain attenuation coefficients x1 x5 2 and also continuous GAIN control via a microprocessor adjustable dc signal The PREAMPLIFIER is followed by Y FUNCTIONS CHANN...

Page 44: ... SOURCE This results in a sawtooth voltage across the capacitor s that rises linearly with the time As a consequence a time linear horizontal deflection is obtained The sawtooth voltage is routed to the horizontal deflection part via the MTB SAWTOOTH PICK OFF This block serves as a high to low impedance converter so that the load to the timing capacitor s is minimal Various time base sweep speeds ...

Page 45: ...one channel to another The control signal TRACE INTENSITY is influenced by the control with the same name Intensity can also externally be controlled via input socket EXT Z MOD 3 2 4 Final amplifiers The final amplifier can be split up in parts for vertical Y and horizontal X deflection and parts for intensity Z and focusing control Input signals originate from vertical Y channels and time bases X...

Page 46: ...and KEY MATRIX Also commands from an external computer connected to the RS232 connector have the same result The ROTARY MATRIX and keys in the KEY MATRIX present at front unit A4 are read by the FRONT PROCESSOR Also the ROTARY MATRIX that is present on the CRT controls unit A5 is read by the FRONT PROCESSOR The CENTRAL PROCESSOR on the MICROPROCESSOR UNIT A6 is informed by the FRONT PROCESSOR of t...

Page 47: ... dc voltage into a high frequency ac voltage This ac voltage is applied to the primary winding of a transformer The secondary winding has many taps with connected RECTIFIERS this gives the required supply voltages for the oscilloscope The 5V POSTREGULATOR gives additional stabilization of the 5V supply voltage Stabilization of the output voltages at different line voltages is achieved by varying t...

Page 48: ...it 100 MHz 59b 4 4 5322 216 04244 A2 XYZ amplifier unit 200 MHz 43a 4 4 5322 214 9 0 7 2 9 A3 Microprocessor u n it T H U 43b 4 4 5322 214 91309 A3 Microprocessor unit with IEEE 74 4 6 5322 214 90726 A4 Front unit 77 4 6 5322 214 90727 A5 CRT controls unit 42 4 4 5322 216 04245 A6 Power supply unit I 71 4 6 5322 214 90742 A10 Connector board _ _ _ 5322 218 61479 Extension unit for A3 and A6 See al...

Page 49: ...1002 X2501 4 4 5322 321 61291 Red wire to CRT 105 mm 4 instr can be adapted to otherlengths 4 4 5322 321 61287 White flat cable 12 pole connects X2301 X2401 4 5 5322 321 61286 White flat cable 16 pole connects X1501 X9002 4 5 5322 321 61283 Flat cable 50 pole 10 cm connects X1001 X9001 4 6 5322 321 61288 White flat cable 28 pole connects X5002 X1004 4 6 5322 321 61289 White flat cable 12 pole conn...

Page 50: ...144 01 CAL SEAL sticker 08 5322 414 20405 02 Dark mushroom control knob 09a 5322 455 81201 01 Textplate adhesive PM3094 09b 5322 455 81199 01 Textplate adhesive PM3092 09c 5322 455 81198 01 Textplate adhesive PM3084 09d 5322 455 81197 01 Textplate adhesive PM3082 11 5322 414 20407 01 Pushbutton mat buttons not required must be cutoff with a sharp knife 12a 5322 455 81178 01 Textstrip BNC s 100MHz ...

Page 51: ... Qty Description 21 5322 219 82813 01 Mains input connector 22 4822 070 31602 01 Fuse 5x20 1 6AT 24 5322 492 70941 02 Contact spring single 26 5322 456 90426 01 Battery compartment cover 27 5322 492 70975 01 Contact spring dual 28 5322 462 41697 04 Bottom foot 29 5322 462 41846 04 Rear foot 30 5322 256 91793 02 Rear socle ...

Page 52: ...1 47 5322 381 11276 01 48 5322 480 30181 01 49 5322 414 20568 01 51a 5322 131 11065 01 51b 5322 131 11179 01 52 5322 466 30493 01 54 5322 255 41227 01 56 5322 466 30164 01 57 5322 462 10263 01 Chassis complete Fan Bezel Blue contrast filter Power on off knob CRT D14 373 GH 123 V0001 100 MHz CRT D14 383 GH 123 V 0001 200 MHz CRT shielding Heatsink CRT manchet rubber CRT support plastic ...

Page 53: ...r items not listed refer to chapter 4 1 2 and 4 2 Item Ordering code Qty Description 61 5322 267 10004 01 BNC connector Z mod 62 5322 290 34022 01 Solder tag for Z mod 67 5322 401 10954 01 Clamp for delay line plastic 68 5322 290 61045 01 Earth contact CRT shielding ...

Page 54: ...ode Qty Description 73 5322 290 61044 01 Earth contact 75 5322 447 91923 01 Front frame 78 5322 460 60404 01 CRT frontrubber 79 5322 462 40957 01 Light conductor 80 5322 134 41076 01 Lamp 28V 80mA E 1001 5322 492 71668 01 Grouding clip top side of front 5322 492 71669 01 Grounding clip bottom side of front S3ZZ_ Z f f 7 2C U L ...

Page 55: ... screening 82 5322 466 30404 01 Bottom screening 83 5322 256 91792 01 BNC holder 84 5322 267 10191 04 BNC coax connector 86 5322 462 41847 01 BNC insulator plastic 87 5322 532 21188 04 BNC spacer 88 5322 535 93244 01 Probe calibration pin 89 5322 492 70939 04 Indication spring 90 5322 401 11419 04 Soldering bracket for BNC ...

Page 56: ...control The microprocessor unit A3 control signals and potentiometer functions The power supply unit A6 supply voltages and line trigger signal Diagram Description Input signal coming from Output signal going to Control signal coming from 1 2 3 4 Attenuator ch 1 2 3 4 input 1 2 3 4 diagr 6 7 diagr 5 11 5 Attenuator control diagr 1 2 3 4 diagr 1 2 3 4 18 diagr 11 6 Preamplifier ch 1 2 diagram 1 2 d...

Page 57: ...r side of the relay while AT12REP is kept at 0 V This principle is demonstrated in figure 5 1 where the 1 relay is switched to the rest position and the 10 relay is activated RELAY 001 RELAY 010 TO REST POSITION TO ACTIVE POSITION AT12REI AT1 001 AT1 010 ST 2M Figure 5 10 Switching pulses for relay Input circuit The 50ft termination resistor is formed by the resistors R1006 R1007 It is switched by...

Page 58: ...e indication circuit There are four identical circuits of which the one for channel 1 is described The resistor in the indication ring of the probe is present between X1002 and ground potential The resistance value is measured by the microprocessor on unit A3 The temperature of the 50Q termination resistors on diagram 1 is measured by NTC resistor R1011 This resistor is placed in between the two t...

Page 59: ...ion This causes C1151 to discharge to 0V via switch contacts 3 and 4 and R1152 Via switch contacts 15 and 1 and R1153 a gap is created between the switching moments The charging discharging process makes pin 11 high and low at a 2 kHz rate This connects voltage divider R1156 R1157 and R1158 R1159 with 10VREFor leaves it floating in the 2 kHz rate 5 1 1 3 Preamplifiers Diagram 6 7 The preamplifiers...

Page 60: ...djustable via DAC output signal PA20FFSTRG 5 1 1 4 Yfunctions and delay line driver Diagram 8 This diagram shows the channel 1 2 3 and 4 function circuits D1301 D2301 D3301 and D4301 The balanced output signals of each cicuit are available at pin 7 and 8 They are all applied to the resistance network R1313 through R4314 that is shown on the next diagram The output of this network feeds the delay l...

Page 61: ...DOUT1 supply the delay line The resistors R5051 and R5052 give correct 50Q termination impedance The Y offset control part is supplied with the DAC output signal DLDOFFSET delay line driver offset that is used for instrument calibration The DAC output signal TRASEP gives trace separation between main and delayed time base display in alternate time base mode TRASEP is passed through via analog swit...

Page 62: ... low for the main time base The output signal TBSEL controls the choice between main time base high and delayed time base low for horizontal deflection Diagram 11 This diagram includes the generation of control signals for the channel 1 2 3 and 4 attenuators preamplifiers Y function and delay line driver circuits The names of the control signals indicate exactly which circuit part is controlled Th...

Page 63: ...t the low to high transition of STROBEO HT CONFIGURATION OF HEF 4094 BUS 8 PARALLEL 8 PARALLEL OUTPUTS OUTPUTS INPUT PULSES FOR HEF 4094 BUS DATA IS CLOCKED INTO THE HEF 4094 1C AT POSITIVE SLOPE OF CLOCKPULSE STROBE HT OUTPUTS OLD DATA NEW D DATA Figure 5 13 Configuration of serial control bus N9001 N9002 and N9003 are octal digital to analog converters DAC s Each IC has 8 outputs capable of deli...

Page 64: ...VMTB to just within the peak peak signal value The output of the peak peak detector is present at pin 14 and 15 and routed to level input pin 22 and 23 of D6541 via the level shifter with V6667 V6668 V6686 and V6687 At this point a level offset correction is also introduced via DAC signal MTRBAL The level is fixed in TV trigger mode by giving signal LEVMTB a predefined fixed level The output pulse...

Page 65: ... between X deflection signal MTB sawtooth and DTB sawtooth Position control is achieved by signal DTRXPOS which is derived from LEVDTB via switch D7711 4 9 3 This switch is indicated on the preceding circuit diagram D9013 is used to determine the modification state of the unit A1 This is important in connection with the microprocessor hardware The 8 outputs of D9013 are made high one by one after ...

Page 66: ... signal is TBZB from D8004 19 This signal is high if the MTB sweep is on and during this time the light on the CRT is on The intensified part during the time that the DTB sweep is on is switched on if signal TBZA is high TBZA originates from D8004 20 The signal CHBL that is applied to D8003 15 is influenced from the chopper blanking signal CHBLANK HX and from the external Z MODulation signal The D...

Page 67: ...koff circuit consists of Source follower V6013 and matching V6014 and emitter follower V6012 Horizontal position control is achieved via DAC output signal TBXPOS at pin 14 Input signal TBCALREF at D6011 28 and output signal MTBCALTST at D6011 24 provide autocalibration of the time base The sweep is switched on via STRCALM HT and MTBGATE and compared with reference voltage TBCALREF Via switching of...

Page 68: ... additional parts in this diagram are explained below The point where the input signals for the final X amplifier are applied is present on this diagram This point is formed by the emitters of V7031 and V7032 The balanced signals that are applied are the combined MTB and DTB outputs TBXOUTO TBXOUT1 and the external X DEFLection signals TBXOUTO XA TBXOUT1 XA The circuit with N7016 makes an accurate...

Page 69: ... L L H 1 75mA L 5 1 2 Signal name list Note In the signal name listyou find the itemnumberofthe component thatis source or destination Behind this itemnumber separated by you find the number of the diagram where the source destination can be found NAME MEANING SOURCE DESTINATION ALTCLK ALTERNATE DISPLAY MODE CLOCK V8018 15 V5503 10 ATCAL SIGNAL FOR GAIN CALIBRATION N1104 05 R1008 01 R2008 02 R3008...

Page 70: ...PUT 1 CH3 PROBE DETECTION SIGNAL CH3 50Q PROTECTION CH3 500 INPUT IMPEDANCE SELECTION CH3 1 ATTENUATOR SELECTION CH3 10 ATTENUATOR SELECTION CH3 100 ATTENUATOR SELECTION CH3 2 5 ATTENUATOR SELECTION CH3 COMMON FOR ALL RELAIS CH 3 4 AT4AC DC AT4LFCAL AT4LFCORO AT4LFCOR1 AT4LOOPCAL AT4LOOPCOR AT40FFSET AT4OUT0 AC DC INPUT COUPLING SELECTION CH4 LF CORRECTION CONTROL SIGNAL CH4 LF CORRECTION 0 CH4 LF...

Page 71: ...3 11 R5063 09 R5062 09 X9001 18 X9001 18 X9001 18 D8004 15 D7011 17 N8005 15 V8011 15 DTRHF HD DTRIGO DTRIG1 DTRLF HD DTRLINE DTRLINESW HD DTRSEN DTRSLOPE DTRTVL DTRTVSEL HD DTRXDEFO DTRXDEF1 DTRXDSEL HD DELAYED TRIGGER HF FILTER SWITCH DELAYED TRIGGER OUTPUT SIGNAL 0 DELAYED TRIGGER OUTPUT SIGNAL 1 DELAYED TRIGGER LF FILTER SWITCH X DEFLECTION VIA LINE SIGNAL X DEFLECTION VIA LINE SWITCHING DELAY...

Page 72: ...UT0 CHANNEL 4 OUTPUT SIGNAL 0 D4301 08 R4313 09 FNC40UT1 CHANNEL 4 OUTPUT SIGNAL 1 D4301 08 R4314 09 HOLDOFF HOLD OFF CONTROL SIGNAL X9002 18 R6032 16 INTTRA TRACE INTENSITY CONTROL X9002 18 R8049 15 LEVDTB DELAYED TRIGGER LEVEL CONTROL X9002 18 R7681 14 LEVMTB MAIN TRIGGER LEVEL CONTROL X9002 18 R6622 12 LINE LINE TRIGGER SIGNAL X9001 18 R7711 13 MTBCALTST MTB CAL TEST SIGNAL D6011 16 D7005 17 MT...

Page 73: ...208 07 R3216 07 PA3LSB LEVEL SHIFT B CH3 V3209 07 R3217 07 PA30FFSET OFFSET INPUT CIRCUIT CH3 N9003 11 R3203 07 PA30FFSTRG OFFSET LEVEL SHIFTER CH3 N9003 11 R3229 07 PA3OUT0 OUTPUT SIGNAL 0 CH3 V3202 07 R3301 08 PA30UT1 OUTPUT SIGNAL 1 CH3 V3201 07 R3302 08 PA3X1 GAIN X1 CONTROL CH3 D9004 11 D3201 07 PA3X5 GAIN X5 CONTROL CH3 D9004 11 D3201 07 PA4 2 ATTENUATION 2 CONTROL CH4 D9004 11 D4201 07 PA4I...

Page 74: ...8065 15 V8007 15 X9001 18 D9003 11 D9004 11 X9001 18 D9007 17 D9008 15 D9011 12 D9012 14 TIME BASE AUTO FREE RUN CONTROL TIME BASE CALIBRATION REFERENCE TIME BASE SERIAL DATA 01 TIME BASE SERIAL DATA 02 TIME BASE SERIAL DATA 03 TIME BASE END OF MAIN SWEEP TIME BASE END OF DELAYED SWEEP TIME BASE END OF HOLD OFF TIME BASE HOLD OFF FOR TEXT DISPLAY INTENS RATIO CONTROL SIGNAL TIME BASE NOT TRIGGERED...

Page 75: ...XOUT1 XA X DEFLECTION OUTPUT 1 R7753 14 V7032 17 TBXPOS TIME X POSITION R8411 16 R6017 16 R7099 17 TRASEP ANALOG TRACE SEPARATION SIGNAL X9002 18 R5021 09 TRASEP HC DIGITAL TRACE SEPARATION CONTROL R5524 10 D5001 09 VAR1 VARIABLE GAIN CONTROL CH1 X9002 18 R1211 06 VAR2 VARIABLE GAIN CONTROL CH2 X9002 18 R2211 06 VAR3 VARIABLE GAIN CONTROL CH3 X9002 18 R3211 07 VAR4 VARIABLE GAIN CONTROL CH4 X9002 ...

Page 76: ...UNIT DESCRIPTIONS 5 1 21 5 1 3 Unit lay outs TOX1501 ON U PROCESSOR A3 TO X1001 ON CONNECTOR BOARD A10 D B Lay out 1 Large component side of signal unit A1 ...

Page 77: ...1501 ON U PROCESSOR A3 TO X1001 ON CONNECTOR BOARD A10 I Si jx fx x aI s 8 o a o W o C7912 C7962 C6902 O C6942 O 22 f iu O O C1656 C1661 o o X I302 X1301 m m C1906 S X3302 X3301 O C16S3 O O Q o 0 O s r iA u 1 2 3 I 4 5 I 6 I 7 8 9 g e d BF410C ...

Page 78: ...ARD A10 36 33 81 29 27 25 28 21 19 17 15 13 11 9 7 5 3 1 o a o a o o o o o a o o a a a o a o o o o o o o a a o o o o o o o o o a 89 84 82 80 29 26 24 22 20 16 16 14 12 10 6 9 4 2 Lay out 1 Large component side of signal unit A1 ...

Page 79: ...5 1 22 UNIT DESCRIPTIONS Lay out 2 Small component side of signal unit A1 ...

Page 80: ... JI CO N CD 00 R4001 B40Ctt R300l R3002 R 2 0 0 1 I moo moog IS IS PPhsteg IS S I IlflWiEsa 01 CO ro nnsolmissllsl l u f f l s z R 2106 fi fltoer 8 02103 2 R10M R 2102 R 2101 6 R2112 g ri 61 R6626 1 05614 R1961 5 8 I CD 00 ...

Page 81: ...8 EH B IS R1863 R18S6 Riast R1312 I IVI302 I R1307 C lS l Rsatr csao RS603 I RS541 RS S Q 2 IRSS42 E B 0 H I E U B lU U a a o c M d EE3__ G 5 7 1 R7043 3 C7021 v u n n 4 4 ftro 4 a R 7Q 41 IR7044 ill R7040 H G D B 8 ST8237 970428 Lay out 2 Small component side of signal unit A1 ...

Page 82: ...13 C1044 F12 C1302 F8 C2058 D12 C3031 B12 C1045 F13 L C1303G10 C2059 E12 C3041 D13 C1046 F12 C1304F8 C2060 D12 C3042 D13 C1047 F13 C1305 F8 C2061 D15 C3044C12 C1048G12 C1651 G8 L C2062 D15 C3045 C13 L C1049G13 C1653 A7 L C2063 E14 C3046C12 C1051 F12 C1654 D8 C2064 E14 C3047C13 C1054 F12 C1656 G8 L C2066 E13 C3048 D12 C1055 F12 C1657 D8 C2067 E13 C3051 C12 C1056 F12 C1658 A7 L C2068 D14 C3054C12 C1...

Page 83: ...D9 C5507D10 C5508C10 C5509C10 C5510C10 C5511 C10 C5513 D9 C5601 D9 C5602 C9 L C5603 C9 C5604 C9 C6000B1 L C6001 D2 L C6002 B1 C6004 B2 C6005 B2 C6007C1 C6008 A2 C6008 B1 C6009 C2 C6011 B2 L C6012 C2 L C6013 B2 L C6014C2 C6015C2 C6016C2 L C6017C3 L C6018 B1 L C6031 A3 C6032 A3 C6033 B3 C6035 B3 L C6038 C3 C6039 C3 C6062 D2 C6070 C4 C6071 B2 C6080 A4 C6093 G4 L C6094 G4 L C6095 B2 C6096 H3 L C6097 H...

Page 84: ... H9 K2006 D14 L R1009 G14 L C7913G6 C9018 H9 K3001 C15 L R1010 F14 C7922 F7 L C9019H9 K3002 D15 L R1011 F15 L C7923 F7 C9020 H9 K3003 C13 L R1012F15 C7932 E6 L C9034 H7 K3004 C14 L R1013F13 C7933 E6 C9036 H7 K3006 C14 L R1014F14 C7934 F5 C9041 H8 K4001 A15 L R1016 F14 L C7942 E6 L C9042 H8 K4002 B15 L R1019 F15 C7943 E5 D1151 H12 K4003 B13 L R1021 F15 L C7962 G7 L D1152 H11 K4004 A14 L R1022 F14 C...

Page 85: ...92G11 R1228 F10 R1951 H9 R2076 E12 R1093G11 R1229 F10 R1961 H8 R2077D12 R1094H10 R1231 G10 R2001 E15 R2078 E12 R1095G11 R1251 G9 R2002 E15 R2079 D12 R1096G11 R1252G9 R2003 D15 R2081 E12 R1097H10 R1253 G9 R2006 D15 L R2082 D12 R1101 G10 R1254 G9 R2007 D15 L R2083 E12 R1102 G10 R1256 G9 R2008 E14 L R2084 D12 R1103G10 R1257 F9 R2009 E14 L R2086 D12 R1104G10 R1258G10 R2010 D14 R2087D12 R1106G10 R1259G...

Page 86: ...2 R3303 C8 R4065 A12 R2309 E10 R3073C12 R3304 C8 R4071 B12 R2311 D8 R3074C12 R3307 B8 R4072 B12 R2313 D7 R3076C12 R3308 D10 R4073 A12 R2314 D7 R3077C12 R3309 D10 R4074 A12 R3001 C15 R3078C12 R3311 C8 R4076 B12 R3002 C15 R3079C12 R3313 D7 R4077 A12 R3003C15 R3081 D12 R3314 D7 R4078 B12 R3006 C15 L R3082C12 R4001 B15 R4079 A12 R3007 C15 L R3083C12 R4002 B15 R4081 B12 R3008 D14 L R3084C12 R4003A15 R4...

Page 87: ... R6070 B3 R4302 B9 R5065 E7 R6001 C1 R6071 A3 R4303 B8 R5065 E7 R6002 C1 L R6072 G5 R4304 B8 R5066 D6 R6003 B1 L R6073 A3 R4307 A8 R5068 C7 R6004 B1 L R6074 A3 R4308B10 R5069 C6 R6005 B1 L R6093 G5 R4309 B10 R5070 D6 R6006 B1 L R6094 G5 R4311 A8 R5071 C6 R6007 B1 L R6101 D2 R4313C7 R5072 D6 R6008 B1 L R6104 A3 R4314C7 R5076 E6 R6009 B1 R6502 B6 R5001 D6 R5501 D10 R6011 B2 R6503 B6 R5002 E6 R5502 D...

Page 88: ...F6 R7953G6 R6684 C5 R7029 G3 R7503 F6 R7954 F6 R6688 C5 R7031 F3 R7508 F6 R7956 G7 R6689 C5 R7032 G3 R7509 F6 R7957 F7 R6692 C5 R7033 G3 R7511 F6 R7958 F7 R6694 C5 R7034 G6 R7512 F6 R7961 F7 R6696 A4 R7036 G6 R7521 F6 R8001 D3 R6706 B4 R7041 G2 R7522 F6 R8002 D3 R6708 B4 R7042 G2 R7523 F6 R8003 D3 R6709 B4 R7043 H2 R7523 F6 R8004 D3 R6752 A6 R7044 G2 R7524 F6 R8005 E3 R6753 A6 R7045 G6 R7526 F6 R8...

Page 89: ...5004 D6 R8055C4 R8404 A1 V2304 E8 V5006 D6 R8056 E4 R8405 H5 V2306 E8 V5007 D6 R8057 E4 R8410B3 V2307 E8 V5008 D6 R8058 E4 R8411 A3 V3001 C12 V5009 D6 R8059 E4 V1001 F12 V3002 C13 V5011 D5 R8060 E4 V1002 F13 V3003 D12 V5012 C6 R8061 F4 V1003G12 V3004C13 V5013D6 R8062 F4 V1004 F13 V3005C13 V5014D5 R8063 F4 V1005 F13 V3006C13 V5016C6 R8064 E4 V1006 F13 V3009 C12 V5017C6 R8065 E4 V1007 F12 V3012C12 V...

Page 90: ... V7007 F2 V7802 G5 V8041 D4 V6573 C5 V7012G2 V7803 G5 V8042 C2 V6574C5 V7016G2 V7804 G5 V8043 C2 V6593 C6 V7017G2 V7805 G5 V8044 F4 V6604 A5 V7018 F2 V7806 G5 V8061 E4 V6606 B5 V7019 H2 L V7807 G5 V8062 E4 V6628 A4 V7020 G2 L V7808 G5 V8063 E4 V6631 A4 V7031 G6 V8002 E3 V8065 E4 V6637 A4 V7032 G6 V8003 C4 V8066 F4 V6667 B4 V7075 D2 V8004 E3 V8067 D3 V6668 B5 V7091 E2 V8006 E3 V8068 D3 V6686 B5 V70...

Page 91: ...DESCRIPTIONS 5 1 33 5 1 5 Circuit diagrams 0 0 0 0 1 1 00001 0 D9 0 0 1 00001 12 0 9 0 0 1 2 01201 3 D1201 l i C1066 IBOu C1066 10n l i C1067 1 0 O U 25V C1068 10n A1 Diagram 1 Attenuator CH 1 PM3094 PM3092 ...

Page 92: ...IONS 5 1 5 Circuit diagrams 0 0 0 0 1 1 0 0 0 0 1 0 D9001 0 0 0 0 1 1 2 09001 2 C10M lOn C1072 10n I s o nI AC DC HIGH IMPEDANCE ATTENUATOR R 1 0 0 2 12AT1 l i C1066 IBOu C1066 10n 12AT1 1 i C1067 IBOu 25V C1068 lOn ...

Page 93: ...5 1 33 09001 2 01201 3 01201 5 C 1 O 6 0 T 10n A1 Diagram 1 Attenuator CH 1 PM3094 PM3092 ...

Page 94: ...5 1 34 UNIT DESCRIPTIONS 00001 10 00001 18 09001 13 00001 10 D0001 17 A1 Diagram 2 Attenuator CH 2 PM3094 PM3092 ...

Page 95: ...1 5 0 0I AC DC HIGH IMPEDANCE ATTENUATOR R20Q2 12AT2 l i C2005 180u C2O06 1 0 n 12AT2 l i C2068 10n ...

Page 96: ...5 1 34 UNIT DESCRIPTIONS 09001 17 A1 Diagram 2 Attenuator CH 2 PM3094 PM3092 ...

Page 97: ...UNIT DESCRIPTIONS 5 1 35 D0001 090010 09001 1 09001n 970420 012010 01201 5 A1 Diagram 2a Attenuator CH 1 PM3094 PM3092 ...

Page 98: ...UNIT DESCRIPTIONS C1071 tOn C1072 10n AC DC HIGH IMPEDANCE ATTENUATOR LF IMPED CONVER N1101 11 R1012 1E 12AT1 12AT1 ...

Page 99: ...5 1 35 X I STB241 970420 A1 Diagram 2a Attenuator CH 1 PM3094 PM3092 ...

Page 100: ...5 1 36 UNIT DESCRIPTIONS 12AT3 12AT3 STQ24S 970420 Diagram 3 Attenuator CH 3 PM3094 ...

Page 101: ...J a C3077 I I T b M A AT350C N1101 2AT3 12AT3 ...

Page 102: ...5 1 36 UNIT DESCRIPTIONS 12AT3 STB242 970420 Diagram 3 Attenuator CH 3 PM3094 ...

Page 103: ...UNIT DESCRIPTIONS K x jr w o n m 310 I B4012 E OPT i I C406S I C4067 1 M u 0 4 0 8 6 L 1 8 0 u 25V i r i K4001 ...

Page 104: ...5 1 37 12AT4 D4201 3 D4201 5 ST8243 97D420 Diagram 4 Attenuator CH 4 PM3094 ...

Page 105: ...UNIT DESCRIPTIONS C4071 lOn C4072 lOn AC DC f HIGH IMPEDANCE ATTENUATOR LF IMPE CONVE R40Q2 ...

Page 106: ...5 1 37 100 T I C4071 lOn 12AT4 04201 3 04201 5 m C4068 lO n STB243 970420 Diagram 4 Attenuator CH 4 PM3094 ...

Page 107: ... 12AT 12AT4 l i C4067 160u 25V C4068 10n K4002 ...

Page 108: ...5 1 38 UNIT DESCRIPTIONS 12AT4 I INPUT SENS 5V IV Q N D REF NR TYPE N 001 AO 646 12AT4 12AT4 7 4 I Diagram 4a Attenuator CH 3 PM3092 PM3082 ST8244 970430 ...

Page 109: ...I i 04097 1 0 O u 25V J 25V 10n 25V ...

Page 110: ...5 1 38 UNIT DESCRIPTIONS 06002 17 AT4 100 L C4071 ton 12AT4 04201 3 042015 INPUT SENS 5V IV GNO ATT 1 0 1004 2 REF NR TYPE N4Q01 AO 648 12AT4 12AT4 STB244 670420 Diagram 4a Attenuator CH 3 PM3092 PM3082 ...

Page 111: ...UNIT DESCRIPTIONS PROBE CALIBRATOR GNDREF IOVREF j C 1 5 180u 25V J 25V C1157 100n GNDREF GNDREF ...

Page 112: ...3 356 10PA REF NR TYPE 5PA 1 2 C A 12PA 12PA 01151 01152 N1101 N1102 N1103 N1104 N31Q2 N3103 HEF4Q53 HEP4051 LM339Q IM 3S 8D LM358P QP 77GS 1143580 LM368D 3 16 16 6 8 7 6 12 R 1141 m 0 E X I C1158 18OU 25V l C1150 100n I2CA ST8245 970420 Diagram 5 Attenuator control CAL generator ...

Page 113: ...UNIT DESCRIPTIONS PROBE CALIBRATOR GNOR6F f 1CVREF f C11S0 180u 25V C1157 10 0n GNDREF GNDREF ...

Page 114: ...5 1 39 LOOP GAIN AM PLITUDE CALIBRATION CAUBRATOR N 1103 N3103 358 10PA R1141 m C 1 157 l C 1 1 5 8 180u T GNDF1EF I 2 S V I Diagram 5 Attenuator control CAL generator ...

Page 115: ...5 1 40 UNIT DESCRIPTIONS Diagram 6 Preamplifier CH 1 and CH 2 ...

Page 116: ...PAOREF N32Q2 12 ...

Page 117: ...5 1 40 UNIT DESCRIPTIONS Diagram 6 Preamplifier CH 1 and CH 2 ...

Page 118: ...UNIT DESCRIPTIONS 5 1 41 l GAIN CONTROLVAR X1 2 X5 Diagram 7 Preamplifier CH 3 and CH 4 ...

Page 119: ...UNIT DESCRIPTIONS ...

Page 120: ...5 1 41 PMVAR ft4220 Diagram 7 Preamplifier CH 3 and CH 4 ...

Page 121: ...5 1 42 UNIT DESCRIPTIONS Diagram 8 Y functions ...

Page 122: ... 12FNC12 I2R4C12 12FNC34 12FNC34 R1S13 1K47 FNC FI ...

Page 123: ...5 1 42 UNIT DESCRIPTIONS 12FNC12 FM2MV 00003 7 12FNC12 H2FNC12 Diagram 8 Y functions ...

Page 124: ...UNIT DESCRIPTIONS 10P 120LD REF VOLTAGE DG001 HEF40M I f 1 ...

Page 125: ...CLAMP CIRCUIT DELAY LINE DRt ER AC 35mV CORRECTION VOLTAGE N5001 358 SUPPLY VOLTAGE 12V 120LD REF NR Type 120LD J 05001 N5001 N5002 HEF4oaa LM3S8 CA3046 STB240 970428 Diagram 9 Delay line driver PM3094 PM3092 ...

Page 126: ...UNIT DESCRIPTIONS 10PA AC 35mV DC 5V REF VOLTAGE CORR DLDDCLEVB 1 DLDDCLEVELO I R5050 51IK DS001 HEF40M D5001 HEF4066 ...

Page 127: ...5 1 43 D5001 HEF4096 CORRECTION VOLTAGE C001 358 REF NR TYPE 12DLD PS001 NSOQ1 N5002 HEF4068 LM3S8 CA3046 s u p p l y v o l t a g e I 12DLD STB24C 979428 Diagram 9 Delay line driver PM3094 PM3092 ...

Page 128: ...48E C6001 470p RS008 1 348E R5000 900E RS011 0OQE V5001 BF520 nsci6 1 100E 0 R5012 162E DIOOCLEVOX RS013 I I R5014 162E I I 1K47 1 0 VSDQ2 BFS20 R6017 M 100E RS006 14K7 f REF VOLTAGE D5001 HEF4099 D9001 HEF4O08 R t d I F 5 1 44 UNIT DESCRIPTIONS CLAMP CBCUfT DELAY UNE DRIVER CORRECTION VOLTAGE SUPPLY VOLTAGE N5001 368 12010 REF NR TYPE 12010 06001 NS001 N6002 HEF4Q88 LM3S8 CA3046 14_____ 7 8______...

Page 129: ... REF VOLTAGE j D5001 HEF4009 DS001 HEF40M If C0RHECT10N VOLT N5001 366 f ...

Page 130: ...IPTIONS CLAMP CIRCUIT DELAY LINE DRIVER CORRECTION VOLTAGE SUPPLY VOLTAGE N5001 358 12V C5008 t0 n 120ID REF NR TYPE 120ID 06001 NS001 NEO02 HEF4Q88 LM3S6 CA3046 STB25C B7D420 Diagram 9a Delay line driver PM3084 PM3082 ...

Page 131: ... 60ML 120ML 05501 HEF4053 16 7 8 D5502 HEF4053 16 7 6 D5503 HEF4061 14 7 09009 000200 DTB TRIGGER SOURCE CONTROL 45 04301 20 D2301 20 D3301 20 01301 20 04301 24 02301 24 03301 24 D1301 24 02301 23 ST8251 970426 Diagram 10 Display and trigger control ...

Page 132: ...C5505 B20p C5504 22p Hh 12DML 6DML PUOML D9000 000200 r DISPLAY MODE LOGIC V T O TH 60 S 0 M U F W H R S S 0 2 12K1 R5503 M 2 K 1 12CNT V5502 BFS20 R5517 12CNT CHOPPER OSCILIATOf T I ADR S E L O M L C80Q2 C5S02 lOOp 12CNT R5803 CNT DISPLAY MODE LOGIC SUPPLY R EF NR TYPE 60M L 12DML D5501 HEF4053 16 7 8 05502 HEF4053 16 7 8 05503 HEF4081 14 7 D9000 000200 ...

Page 133: ...5 1 45 D5501 HEF4053 CNT STB251 970428 Diagram 10 Display and trigger control ...

Page 134: ...12 10 11 PAIOFFSTRO _ 011520 01152 10 01152 11 R1113 R1039 R1102 R1203 R1229 N9002 8444 0 C T 6 B D A C OACr AMX HC 20 AT2LOOPCAL _ 2 19 18 AT20FFSET __ SDA 3 IP 4 17 AT2LFCAL _ SCL 18 PA20FFSET Z PP 8 15 PA20FFSTRG _ J2102 7 14 AT3LOOPCAL Z 8 13 ATX5FFSET Z 9 12 10 11 AT3LFCAL _ R2113 R2039 R2102 R2203 R2229 R3113 R31Q2 N0003 OCT SB DAC 20 PA30FFSET __ 2 A H U H C 19 18 PA30FFSTRG _ SDA 4 3 PP 4 ...

Page 135: ...AT2M10 9 AT1AC PC q AT1 0Q1 I C 2 L 1006 1 K 1 0 0 1 1 K20Q2 1 K2006 1 K2001 1 1001 16 V1017 10003 16 K1004 1 V2017 2004 1 K1002 1 K1003 ie XB001 19 H J3001 09002 TEA 1017 I 1 C 2 7c 3 AT3 100 AT3 50E AT4AC DC AT4 100 AT4 S0E AT34REP AT3 2 5 AT4Q01 AT3A 10 AT4g S AT4 010 AT3AC DC AT3AX 1 10006 1 10001 1 K4002 1 4006 1 K4001 1 10001 16 V3017 4003 16 0004 1 V4017 4004 1 10002 1 0003 16 ...

Page 136: ...5 1 47 MTOTVSELtO UTRSLDPE TRGGB4S ON M VE SLOPE VE SLOPE VE VDEO SO VE VDBO SG R0678 I 4K22 I AC OOmV DC l50nrV MTBK31 _ R6S7B Ii MBSSW Li LH TO OOQ227 ov 2mA DIV 10n J NOTUSE T 2 X 5mA irra e o _ Diagram 12 MTB trigger ...

Page 137: ...W P MTBTVFLDSW U MTRPPLEV HO MTRSLOPE TBOOt D6781 5 V8764 00781 11 D67B1 B 06781 10 00006 2 1 4V 150mv dtv X0002 12 LEVMTB R6622 I 5KS2 R6621 R6626 12MTR 18MTR R9603 0 8V iOOuVcfv 2 X 2mA P t V9606 BFT82 0 M612 750E C6817 4SV 70mV btv R6613 7SOE Q PPO R8624 12K1 C6624 100n X I 12MTREF 1SMTR R9634 3103 i 11 12 16 17 R8633 511E F 63e 316E ...

Page 138: ...5 1 47 Diagram 12 MTB trigger ...

Page 139: ...2 I R0811 H7801 m caeo3 C8804 10n lOn B7811 J C 12 T s s v T R0Q21 R7S21 I 4 P 1 1 1 1 1 1 1 J C Q22 7 1 25V R6Q31 aC0923 m 10n B CQ024 lOn R7031 4 7 p i0 S 9 3 3 J R0841 m C6034 lOn R7941 E 1 1 S _____ i i ____ B C6943 10n N7952 324 2 ...

Page 140: ...5 1 48 UNIT DESCRIPTIONS TV SYNC SEPARATOR l TV UNE FRAME SELECTION Diagram 13 TV line trigger ...

Page 141: ...7V RALMTSC 5J3V hOTV JAP 22V HCTV EUREKA J k h H l y ___ __ a C8903 a lO n a C8804 10n Tssv T on J J C0922 47 i J 25V a caeca a 10n a C6824 10n cawa 4 7 i 0 8 3 3 J 25V T 1 0 n a C8934 lOn C8042 1 4 7 1 25V I C7912 47 i 25V X I R7921 4E7 R7931 1 4g7 T I C7932 47 25V ...

Page 142: ...5 1 48 UNIT DESCRIPTIONS TV SYNC SEPABATOtT TV UNE FRAME SEUECTKDN Diagram 13 TV line trigger ...

Page 143: ...UNIT DESCRIPTIONS 5 1 49 160TR Diagram 14 DTB trigger ...

Page 144: ...RIPTIONS 180TP X80C2 11 LEVPTB 1 4V D ISWrtv XDEFL OUTPUT CIRCUfT DTHXDEF1 R7753 2fl1 E i C7751 1 lOOp DTRXD6F0 AC 300mV OC 5V R77S4 9iE V7032 5J tN 0 2 rrA J 6 r 2 X 3 n V7031 PANEL VERSION IDENTIFICATION 00013 ...

Page 145: ...7581 JL 07583 o n T i N O JLSE __ JV 12DTR AC OOmV OCMSOmV 2mA v 2 X 5mA 5 8V OinVMbrv 2 X 3mA V7801 EXTB1NAI TRIGGER V7B02 NOT USED V7B03 NOT USED V7B04 BANDWDTH UMfTED VERSION V7BQ5 PM337OA 330OA 339CA V7B06 NOT USB V7807 ALUMAYS MOUWTH V7B06 NOT USB Diagram 14 DTB trigger ...

Page 146: ...5 1 50 UNIT DESCRIPTIONS Diagram 15 Time base logic ...

Page 147: ...VAft 11 TBHTRAT JCA C1S 8ZX 4 C2V4 R8015 j 1 K B 2 t 06006 HEF40106 Z K 06006 HEF40106 f 5TB DSOM OPTON 1 R8061 _____ 4120SOM J 1 i Q 0 11 R8046 T100n N W K47 1 X VWJ23 V8024 0FTB2 BFT02 _OSOCALM R8C48 w 7 8 3C 7C rEED TO E O f J L L e w i s I n s o II X1 0 n L JL 1K II L OSOMOUT I I RW77 T 10 8 0 IIS H E I XB011 _ Q _ M R6000 31KB 5 VS02S BAS29 fV6026 8AS28 ...

Page 148: ...5 1 50 UNIT DESCRIPTIONS V 6 0 0 4 Diagram 15 Time base logic ...

Page 149: ...UNIT DESCRIPTIONS 5 1 51 Diagram 16 Main time base ...

Page 150: ...UNIT DESCRIPTIONS R6001 ...

Page 151: ...5 1 51 ...

Page 152: ...14 VAR CAL CURRENT SOURCE R700Q 48K4 r 74HCT14 DVAR 1 1 R7011 1 1 R7012 IT 6 VAR M w 07006 74HCT14 _ OTBCALTST 5 2 7 8 _ MTBCALTBT 3 07006 74HCT14 J7 _ VPPTBST LD 1 07006 74HCT14 ir 07006 74MCT14 TBNOTTRG HT N7014 OP 77 W075 3 H T 2 a i MSW _ MCIOOP 2 1 16TB I I WO75 BAS26 w TO FNAL X AMPUF1ER R7161 I C7161 f 1 ONLY IN XB0C1 43 ______ PM3068 PM3064 Diagram 17 Delayed time base ...

Page 153: ......

Page 154: ...5 1 52 UNIT DESCRIPTIONS R716Y C7181 ONLY IN PM30Q2 PM3004 Diagram 17 Delayed time base ...

Page 155: ...UNIT DESCRIPTIONS 5 1 53 X9001 I 1 D 0 O O 8 1 Diagram 18 Connectors ...

Page 156: ...6 91792 SCREENING PARTITION 5322 466 83049 CALIBRATION PIN 5322 535 93244 SOLDERING BRACKET 5322 401 11419 INDICATION SPRING 5322 492 70939 SCREENING CAP 2 5322 466 30404 SCREENING CAP 1 5322 466 30405 SCREENING PLATE 5322 466 83051 BNC ISOLATOR 5322 462 41847 SCREENING CAPC 5322 447 70131 500V 0 25PF 3 3PF 4822 122 31188 AP 400V 10 22NF 5322 121 70399 AP 63V 10 100NF 4822 122 33496 500V 0 25PF 3 ...

Page 157: ... AP 63V 10 10NF 5322 122 34098 C1087 CAP ELECTROLYT 25V 20 180UF 5322 124 42228 C1088 CAP CHIP AP 63V 10 10NF 5322 122 34098 C1101 CAP CHIP AP 63V 10 10NF 5322 122 34098 C1102 CAP CHIP AP 63V 10 10NF 5322 122 34098 C1151 CAP CHIP AP 63V 10 10NF 5322 122 34098 C1153 CAP CHIP AP 63V 10 1 5NF 5322 122 31865 C1156 CAP ELECTROLYT 25V 20 180UF 5322 124 42228 C1157 CAP CHIP AP 63V 10 100NF 4822 122 33496...

Page 158: ... CAP CERAMIC 500V 0 25PF 3 3PF 4822 122 31188 C2004 CAP CERAMIC 500V 0 25PF 3 3PF 4822 122 31188 C2006 CAP CERAMIC 500V 0 25PF 3 3PF 4822 122 31188 C2007 CAP CERAMIC 500V 0 25PF 3 3PF 4822 122 31188 C2008 CAP CHIP AP 63V 0 25PF 3 3PF 5322 122 32286 C2011 CAP CHIP AP 63V 5 33PF 5322 122 32659 C2012 CAP CHIP AP 63V 5 27PF 5322 122 31946 C2014 CAP CHIP AP 63V 0 5PF 5 6PF 5322 122 32967 C2018 CAP CHIP...

Page 159: ...NF 5322 122 34098 C2204 CAP CHIP AP 63V 10 100NF 4822 122 33496 C2205 CAP CHIP AP 63V 5 100PF 5322 122 32531 C2208 CAP CHIP AP 63V 10 10NF 5322 122 34098 C2209 CAP CHIP AP 63V 10 10NF 5322 122 34098 C2210 CAP CERAMIC AP 63V 5 47PF 5322 122 32452 C2211 CAP CHIP AP 63V 10 100NF 4822 122 33496 C2301 CAP CERAMIC AP 63V 5 47PF 5322 122 32452 C2302 CAP CHIP AP 63V 10 10NF 5322 122 34098 C2303 CAP CHIP A...

Page 160: ...CHIP AP 63V 10 10NF 5322 122 34098 C3066 CAP CHIP AP 63V 10 10NF 5322 122 34098 C3067 CAP CHIP AP 63V 10 10NF 5322 122 34098 C3068 CAP CHIP AP 63V 10 10NF 5322 122 34098 C3069 CAP CHIP AP 63V 10 10NF 5322 122 34098 C3071 CAP CHIP AP 63V 10 10NF 5322 122 34098 C3072 CAP CHIP AP 63V 10 10NF 5322 122 34098 C3076 CAP CHIP AP 63V 10 10NF 5322 122 34098 C3077 CAP CHIP AP 63V 10 10NF 5322 122 34098 C3085...

Page 161: ...8 C4045 CAP ELECTROLYT 25V 20 47UF 5322 121 10472 C4046 CAP CHIP AP 63V 10 10NF 5322 122 34098 C4047 CAP CHIP AP 63V 10 10NF 5322 122 34098 C4048 CAP CHIP AP 63V 10 10NF 5322 122 34098 C4051 CAP CHIP AP 63V 10 10NF 5322 122 34098 C4054 CAP CHIP AP 63V 10 10NF 5322 122 34098 C4055 CAP CHIP AP 63V 0 25PF 2P7 5322 122 31873 C4056 CAP CERAMIC AP 63V 5 10PF 5322 122 32448 C4057 CAP CHIP AP 63V 0 25PF 2...

Page 162: ...10NF 5322 122 34098 C5010 CAP CERAMIC AP 63V 0 5PF 5 6PF 5322 122 32967 C5012 CAP CERAMIC AP 63V 5 10PF 5322 122 32448 C5015 CAP CHIP AP 63V 5 330PF 5322 122 31863 C5016 CAP CHIP 100 MHz AP 63V 10 6 8PF 5322 122 32269 C5016 CAP CHIP 200 MHz AP 63V 10 2 2NF 4822 122 33127 C5017 CAP CERAMIC AP 63V 0 25PF 0 56PF 5322 122 33083 C5018 CAP CERAMIC AP 63V 0 25PF 0 56PF 5322 122 33083 C5501 CAP CHIP AP 63...

Page 163: ...P 63V 10 22NF 5322 122 32654 C6093 CAP ELECTROLYT 25V 20 180UF 5322 124 42228 C6094 CAP ELECTROLYT 25V 20 180UF 5322 124 42228 C6095 CAP CHIP AP 63V 10 22NF 5322 122 32654 C6096 CAP ELECTROLYT 25V 20 180UF 5322 124 42228 C6097 CAP ELECTROLYT 25V 20 180UF 5322 124 42228 C6098 CAP CHIP AP 63V 10 220NF 4822 122 32916 C6101 CAP CHIP AP 63V 10 100NF 4822 122 33496 C6102 CAP CHIP AP 63V 10 100NF 4822 12...

Page 164: ... CAP CHIP AP 63V 10 100NF 4822 122 33496 C6779 CAP CHIP AP 63V 5 22PF 5322 122 32658 C6787 CAP CHIP AP 63V 5 820PF 5322 126 10184 C6902 CAP ELECTROLYT 25V 20 47UF 5322 121 10472 C6903 CAP CHIP AP 63V 10 10NF 5322 122 34098 C6904 CAP CHIP AP 63V 10 10NF 5322 122 34098 C6912 CAP ELECTROLYT 25V 20 47UF 5322 121 10472 C6913 CAP CHIP AP 63V 10 10NF 5322 122 34098 C6922 CAP ELECTROLYT 25V 20 47UF 5322 1...

Page 165: ...P CHIP AP 63V 10 10NF 5322 122 34098 C7549 CAP CHIP AP 63V 10 22NF 5322 122 32654 C7551 CAP CHIP AP 63V 10 22NF 5322 122 32654 C7557 CAP CHIP AP 63V 10 10NF 5322 122 34098 C7559 CAP CHIP AP 63V 10 22NF 5322 122 32654 C7561 CAP ELECTROLYT 25V 20 180UF 5322 124 42228 C7562 CAP ELECTROLYT 25V 20 180UF 5322 124 42228 C7581 CAP CHIP AP 63V 10 10NF 5322 122 34098 C7583 CAP CHIP AP 63V 0 5PF 6 8PF 5322 1...

Page 166: ...F 5322 122 32531 C8063 CAP CHIP AP 63V 5 22PF 5322 122 32658 C8064 CAP CERAMIC AP 63V 5 10PF 5322 122 32448 C8065 CAP CHIP AP 63V 5 100PF 5322 122 32531 C8066 CAP CERAMIC AP 63V 5 10PF 5322 122 32448 C8070 CAP CHIP AP 63V 10 22NF 5322 122 32654 C8071 CAP CHIP AP 63V 10 22NF 5322 122 32654 C8093 CAP CHIP AP 63V 10 100NF 4822 122 33496 C8094 CAP CHIP AP 63V 10 100NF 4822 122 33496 C8095 CAP CHIP AP ...

Page 167: ...9 12464 D6621 INTEGR CIRCUIT OQ0128 SSP 5322 209 82925 D6779 INTEGR CIRCUIT PC74HCT112T PEL 5322 209 11825 D6781 INTEGR CIRCUIT HEF4053BT PEL 5322 209 14481 D7001 INTEGR CIRCUIT HEF4051BT PEL 5322 209 11446 D7002 INTEGR CIRCUIT HEF4053BT PEL 5322 209 14481 D7004 INTEGR CIRCUIT HEF4052BT PEL 5322 209 11102 D7005 INTEGR CIRCUIT PC74HCT14T PEL 5322 209 71568 D7011 INTEGR CIRCUIT OQ0228 SAWCHIP 5322 2...

Page 168: ...ELAY DPDT RELAIS RAL3W K 5322 280 80745 COILS L1001 COIL 0 056UH 5 TDK 5322 157 63381 L1301 COIL 0 1UH 5 TDK 5322 157 63647 L2001 COIL 0 056UH 5 TDK 5322 157 63381 L2301 COIL 0 1UH 5 TDK 5322 157 63647 L3001 COIL 0 056UH 5 TDK 5322 157 63381 L3301 COIL 0 1UH 5 TDK 5322 157 63647 L4001 COIL 0 056UH 5 TDK 5322 157 63381 L4301 COIL 0 1UH 5 TDK 5322 157 63647 L6096 COIL 2 0UH TDK 4822 157 51757 L6097 ...

Page 169: ...MRS25 1 100E 4822 050 21001 R1008 RES METAL FILM PR24 1 4W 0 1 9K4 5322 116 83712 R1009 RES METAL FILM PR24 1 4W 0 1 300E 5322 116 51814 R1010 RES CHIP RMC1 8 1 21E5 5322 111 92014 R1011 RES N T C NTC 640 2 3K3 5322 116 30421 R1012 RES CHIP HIP RC 01 5 1E 4822 051 10108 R1013 RES CHIP RMC1 8 1 21E5 5322 111 92014 R1014 RES CHIP HIP RC 02H 1 100E 4822 051 10101 R1016 RES METAL FILM PR34 0 4W 0 1 90...

Page 170: ... CHIP HIP RC 02H 1 100E 4822 051 10101 R1074 RES CHIP RMC1 8 1 75E 4822 111 91937 R1076 RES CHIP HIP RC 02H 1 10K 4822 051 10103 R1077 RES CHIP HIP RC 02H 1 10K 4822 051 10103 R1078 RES CHIP HIP RC 02H 1 1M 4822 051 10105 R1079 RES CHIP HIP RC 02H 1 1M 4822 051 10105 R1081 RES CHIP HIP RC 02H 1 10K 4822 051 10103 R1082 RES CHIP HIP RC 02H 1 10K 4822 051 10103 R1083 RES CHIP HIP RC 02H 1 100K 4822 ...

Page 171: ...2H 1 14K7 HIP RC 02H 1 100E HIP RC 02H 1 215E HIP RC 02H 1 147E 5322 117 10522 5322 117 10528 4822 051 10101 5322 117 10484 5322 117 10526 R1209 R1210 R1211 R1212 R1213 RES CHIP RES METAL FILM RES METAL FILM RES CHIP RES MET GLAZED HIP RC 02H 1 5K11 HIP RC 02H 1 31K6 HIP RC 02H 1 4K22 HIP RC 02H 1 2K15 RMC1 8 1 31E6 5322 117 10487 5322 117 10554 5322 117 10565 5322 117 10485 5322 116 82895 R1214 R...

Page 172: ... 051 10478 R1652 RES CHIP HIP RC 01 5 4E7 4822 051 10478 R1653 RES CHIP HIP RC 01 5 1E 4822 051 10108 R1654 RES CHIP HIP RC 01 5 1E 4822 051 10108 R1656 RES CHIP HIP RC 01 5 4E7 4822 051 10478 R1657 RES CHIP HIP RC 01 5 4E7 4822 051 10478 R1661 RES CHIP HIP RC 01 5 1E 4822 051 10108 R1662 RES CHIP HIP RC 01 5 1E 4822 051 10108 R1663 RES CHIP RMC1 8 1 10E 4822 111 91885 R1901 RES CHIP RMC1 8 1 10E ...

Page 173: ...HIP RC 02H 1 1M 4822 051 10105 R2034 RES CHIP HIP RC 01 5 10M 4822 051 10106 R2035 RES METAL FILM HIP RC 02H 1 215K 5322 117 10543 R2036 RES CHIP HIP RC 02H 1 5K11 5322 117 10487 R2037 RES METAL FILM HIP RC 02H 1 3K83 5322 117 10561 R2038 RES METAL FILM HIP RC 02H 1 215K 5322 117 10543 R2039 RES METAL FILM HIP RC 02H 1 21K5 5322 117 10542 R2041 RES CHIP HIP RC 02H 1 1K 4822 051 10102 R2042 RES CHI...

Page 174: ...RES METAL FILM HIP RC 02H 1 61K9 5322 117 10578 R2113 RES METAL FILM HIP RC 02H 1 7K5 5322 117 10583 R2114 RES CHIP HIP RC 02H 1 3K48 5322 117 10557 R2200 RES CHIP HIP RC 02H 1 100E 4822 051 10101 R2201 RES METAL FILM HIP RC 02H 1 13K3 5322 117 10525 R2202 RES METAL FILM HIP RC 02H 1 4K22 5322 117 10565 R2203 RES CHIP HIP RC 02H 1 11K 4822 051 10113 R2204 RES METAL FILM HIP RC 02H 1 12K1 5322 117 ...

Page 175: ...T C NTC640 2 3K3 5322 116 30421 R3012 RES CHIP HIP RC 01 5 1E 4822 051 10108 R3013 RES CHIP RMC1 8 1 21E5 5322 111 92014 R3014 RES CHIP HIP RC 02H 1 100E 4822 051 10101 R3016 RES METAL FILM PR34 0 4W 0 1 900K 5322 116 51832 R3019 RES CHIP HIP RC 02H 1 100E 4822 051 10101 R3021 RES METAL FILM PR34 0 4W 0 1 990K 5322 116 83104 R3022 RES CHIP RMC1 8 1 23E7 5322 117 10591 R3023 RES METAL FILM PR24 1 4...

Page 176: ...22 051 10105 R3081 RES CHIP HIP RC 02H 1 10K 4822 051 10103 R3082 RES CHIP HIP RC 02H 1 10K 4822 051 10103 R3083 RES CHIP HIP RC 02H 1 100K 4822 051 10104 R3084 RES CHIP HIP RC 02H 1 100K 4822 051 10104 R3085 RES CHIP HIP RC 02H 1 13K3 4822 051 51333 R3086 RES CHIP HIP RC 02H 1 10K 4822 051 10103 R3087 RES CHIP HIP RC 02H 1 51K1 4822 051 55113 R3088 RES CHIP HIP RC 02H 1 10K 4822 051 10103 R3092 R...

Page 177: ...RES MET GLAZED RMC1 8 1 46E4 5322 116 82896 R3303 RES METAL FILM HIP RC 02H 1 6K81 5322 117 10581 R3304 RES CHIP HIP RC 02H 1 46K4 5322 117 10486 R3307 RES CHIP HIP RC 02H 1 1K 4822 051 10102 R3308 RES METAL FILM HIP RC 02H 1 5K62 5322 117 10573 R3309 RES METAL FILM HIP RC 02H 1 31K6 5322 117 10554 R3310 RES METAL FILM HIP RC 02H 1 196E 5322 117 10538 R3311 RES METAL FILM HIP RC 02H 1 19K6 5322 11...

Page 178: ...10106 R4052 RES CHIP HIP RC 02H 1 100E 4822 051 10101 R4053 RES METAL FILM HIP RC 02H 1 6K19 5322 117 10577 R4054 RES CHIP HIP RC 02H 1 10K 4822 051 10103 R4056 RES METAL FILM HIP RC 02H 1 619E 5322 117 10576 R4057 RES CHIP HIP RC 02H 1 1K 4822 051 10102 R4061 RES CHIP RMC1 8 1 51E1 5322 111 91893 R4062 RES CHIP RMC1 8 1 42E2 4822 111 91887 R4063 RES CHIP HIP RC 02H 1 261E 4822 051 52611 R4064 RES...

Page 179: ...AZED RMC1 8 1 31E6 5322 116 82895 R4214 RES MET GLAZED RMC1 8 1 31E6 5322 116 82895 R4215 RES METAL FILM HIP RC 02H 1 348E 5322 117 10556 R4216 RES CHIP HIP RC 02H 1 100E 4822 051 10101 R4217 RES CHIP HIP RC 02H 1 100E 4822 051 10101 R4218 RES CHIP RMC1 8 1 51E1 5322 111 91893 R4220 RES METAL FILM HIP RC 02H 1 75K 5322 117 10584 R4222 RES METAL FILM HIP RC 02H 1 162E 5322 117 10529 R4223 RES METAL...

Page 180: ...02H 1 348E 5322 117 10556 R5036 RES METAL FILM HIP RC 02H 1 178E 5322 117 10534 R5037 RES METAL FILM HIP RC 02H 1 178E 5322 117 10534 R5041 RES METAL FILM HIP RC 02H 1 21K5 5322 117 10542 R5042 RES METAL FILM HIP RC 02H 1 21K5 5322 117 10542 R5043 RES CHIP HIP RC 02H 1 215E 5322 117 10484 R5044 RES METAL FILM HIP RC 02H 1 316E 5322 117 10552 R5045 RES CHIP HIP RC 02H 1 100E 4822 051 10101 R5046 RE...

Page 181: ...22 117 10521 R5518 RES CHIP HIP RC 02H 1 10K 4822 051 10103 R5519 RES METAL FILM HIP RC 02H 1 2K61 5322 117 10547 R5521 RES CHIP HIP RC 02H 1 261E 4822 051 52611 R5522 RES METAL FILM HIP RC 02H 1 6K81 5322 117 10581 R5523 RES METAL FILM HIP RC 02H 1 619E 5322 117 10576 R5524 RES CHIP HIP RC 02H 1 1K 4822 051 10102 R5526 RES CHIP HIP RC 02H 1 10K 4822 051 10103 R5527 RES CHIP HIP RC 02H 1 100K 4822...

Page 182: ...117 10539 R6017 RES CHIP HIP RC 02H 1 100E 4822 051 10101 R6018 RES CHIP HIP RC 02H 1 2K15 5322 117 10485 R6019 RES CHIP RMC1 8 1 42E2 4822 111 91887 R6020 RES CHIP RMC1 8 1 10E 4822 111 91885 R6021 RES METAL FILM HIP RC 02H 1 3K16 5322 117 10553 R6022 RES CHIP RMC1 8 1 42E2 4822 111 91887 R6023 RES CHIP RMC1 8 1 51E1 5322 111 91893 R6024 RES CHIP HIP RC 01 5 1E 4822 051 10108 R6025 RES CHIP HIP R...

Page 183: ...K15 5322 117 10485 R6503 RES CHIP HIP RC 02H 1 2K15 5322 117 10485 R6508 RES METAL FILM HIP RC 02H 1 196E 5322 117 10538 R6509 RES METAL FILM HIP RC 02H 1 196E 5322 117 10538 R6511 RES CHIP HIP RC 02H 1 2K15 5322 117 10485 R6512 RES CHIP HIP RC 02H 1 2K15 5322 117 10485 R6521 RES CHIP RMC1 8 1 42E2 4822 111 91887 R6522 RES CHIP RMC1 8 1 42E2 4822 111 91887 R6523 RES CHIP RMC1 8 1 42E2 4822 111 918...

Page 184: ...AL FILM HIP RC 02H 1 316E 5322 117 10552 R6638 RES CHIP HIP RC 01 5 10M 4822 051 10106 R6641 RES CHIP HIP RC 01 5 10M 4822 051 10106 R6643 RES CHIP HIP RC 01 5 10M 4822 051 10106 R6646 RES CHIP HIP RC 01 5 10M 4822 051 10106 R6649 RES METAL FILM HIP RC 02H 1 12K1 5322 117 10522 R6661 RES CHIP HIP RC 02H 1 1K 4822 051 10102 R6662 RES CHIP HIP RC 02H 1 1K 4822 051 10102 R6684 RES CHIP HIP RC 02H 1 1...

Page 185: ...FILM PR24 1 4W 0 1 2K37 5322 116 53171 R7015 RES METAL FILM HIP RC 02H 1 19K6 5322 117 10541 R7016 RES METAL FILM HIP RC 02H 1 1K96 5322 117 10539 R7017 RES CHIP HIP RC 02H 1 100E 4822 051 10101 R7018 RES METAL FILM HIP RC 02H 1 1K78 5322 117 10535 R7019 RES METAL FILM HIP RC 02H 1 316E 5322 117 10552 R7021 RES METAL FILM HIP RC 02H 1 3K16 5322 117 10553 R7022 RES METAL FILM HIP RC 02H 1 3K16 5322...

Page 186: ...HIP HIP RC 02H 1 100E 4822 051 10101 R7144 RES MET GLAZED RMC1 8 1 31E6 5322 116 82895 R7150 RES METAL FILM HIP RC 02H 1 511E 5322 117 10569 R7151 RES METAL FILM HIP RC 02H 1 511E 5322 117 10569 R7152 RES METAL FILM HIP RC 02H 1 511E 5322 117 10569 R7153 RES METAL FILM HIP RC 02H 1 511E 5322 117 10569 R7154 RES METAL FILM HIP RC 02H 1 6K81 5322 117 10581 R7155 RES CHIP HIP RC 02H 1 11K 4822 051 10...

Page 187: ...322 117 10565 R7584 RES METAL FILM HIP RC 02H 1 1K33 5322 117 10524 R7586 RES METAL FILM HIP RC 02H 1 1K33 5322 117 10524 R7681 RES METAL FILM HIP RC 02H 1 1K78 5322 117 10535 R7688 RES METAL FILM HIP RC 02H 1 316E 5322 117 10552 R7689 RES METAL FILM HIP RC 02H 1 316E 5322 117 10552 R7692 RES METAL FILM HIP RC 02H 1 1K62 5322 117 10531 R7693 RES METAL FILM HIP RC 02H 1 6K19 5322 117 10577 R7694 RE...

Page 188: ...1 1K47 5322 117 10527 R8022 RES METAL FILM HIP RC 02H 1 196E 5322 117 10538 R8023 RES METAL FILM HIP RC 02H 1 316E 5322 117 10552 R8024 RES METAL FILM HIP RC 02H 1 3K16 5322 117 10553 R8025 RES METAL FILM HIP RC 02H 1 562E 5322 117 10572 R8026 RES METAL FILM HIP RC 02H 1 4K22 5322 117 10565 R8027 RES CHIP RMC1 8 1 61E9 5322 111 92016 R8028 RES METAL FILM HIP RC 02H 1 196E 5322 117 10538 R8029 RES ...

Page 189: ... RES CHIP RMC1 8 1 51E1 5322 111 91893 R8075 RES CHIP RMC1 8 1 51E1 5322 111 91893 R8076 RES CHIP RMC1 8 1 51E1 5322 111 91893 R8077 RES METAL FILM HIP RC 02H 1 511E 5322 117 10569 R8078 RES METAL FILM HIP RC 02H 1 511E 5322 117 10569 R8079 RES CHIP RMC1 8 1 51E1 5322 111 91893 R8080 RES CHIP HIP RC 02H 1 5K11 5322 117 10487 R8081 RES METAL FILM HIP RC 02H 1 750E 5322 117 10582 R8082 RES CHIP HIP ...

Page 190: ...MICONDUCTORS V1001 TRANSISTOR CHIP BSS83 PEL 5322 130 60502 V1002 DIODE BBY62 PEL 5322 130 82685 V1003 DIODE REFERENCE BZX84 C6V8 PEL 5322 130 80406 V1004 TRANSISTOR CHIP BFR31 PEL 5322 130 44787 V1005 TRANSISTOR CHIP BFR31 PEL 5322 130 44787 V1006 TRANSISTOR CHIP BF990A PEL 4822 130 62657 V1007 TRANSISTOR CHIP BFS20 PEL 5322 130 42718 V1008 TRANSISTOR CHIP BF579 TEL 5322 130 63453 V1009 TRANSISTO...

Page 191: ...58C PEL 4822 130 42513 V2209 TRANSISTOR CHIPST6g 8C PEL 4822 130 42513 V2301 DIODE REFERENCE BZX84 C6V8 PEL 5322 130 80406 V2302 DIODE REFERENCE BZX84 C7V5 PEL 5322 130 33763 V2303 DIODE CHIP BAS28PEL 5322 130 80214 V2304 DIODE REFERENCE BZX84 C4V7 PEL 5322 130 31937 V2306 DIODE REFERENCE BZX84 C2V4 PEL 4822 130 33703 V2307 DIODE REFERENCE BZX84 C3V0 PEL 5322 130 32739 V3001 TRANSISTOR CHIP BSS83P...

Page 192: ...NSISTOR CHIP BF579 TEL 5322 130 63453 V4202 TRANSISTOR CHIPST6S 79 TEL 5322 130 63453 V4206 TRANSISTOR CHIP BC858C PEL 4822 130 42513 V4207 TRANSISTOR CHIP BC858C PEL 4822 130 42513 V4208 TRANSISTOR CHIP BC858C PEL 4822 130 42513 V4209 TRANSISTOR CHIP BC858C PEL 4822 130 42513 V4301 DIODE REFERENCE BZX84 C6V8 PEL 5322 130 80406 V4302 DIODE REFERENCE BZX84 C7V5 PEL 5322 130 33763 V4303 DIODE CHIP B...

Page 193: ...061 TRANSISTOR CHIP BC858C PEL 4822 130 80125 5322 130 80214 5322 130 42136 5322 130 80214 4822 130 42513 V6062 TRANSISTOR CHIP BC848C PEL V6101 DIODE REFERENCE BZX84 C2V4 PEL V6506 TRANSISTOR CHIP BF824 PEL V6507 TRANSISTOR CHIP BF824 PEL V6532 TRANSISTOR CHIP BC858C PEL 5322 130 42136 4822 130 33703 4822 130 60383 4822 130 60383 4822 130 42513 V6553 TRANSISTOR CHIP BC858C PEL V6573 TRANSISTOR CH...

Page 194: ...513 V7506 TRANSISTOR CHIP BF824 PEL 4822 130 60383 V7507 TRANSISTOR CHIP BF824 PEL 4822 130 60383 V7532 TRANSISTOR CHIP BC858C PEL 4822 130 42513 V7553 TRANSISTOR CHIP BC858C PEL 4822 130 42513 V7573 TRANSISTOR CHIP BF824 PEL 4822 130 60383 V7574 TRANSISTOR CHIP BF824 PEL 4822 130 60383 V7686 TRANSISTOR CHIP BC848C PEL 5322 130 42136 V7687 TRANSISTOR CHIP BC848C PEL 5322 130 42136 V7691 TRANSISTOR...

Page 195: ...5322 130 42145 V8065 DIODE CHIP BAS28PEL 5322 130 80214 V8066 TRANSISTOR CHIP BC858C PEL 4822 130 42513 V8067 TRANSISTOR CHIP BC858C PEL 4822 130 42513 V8068 TRANSISTOR CHIP BC848C PEL 5322 130 42136 V8101 DIODE CHIP BAS28PEL 5322 130 80214 CONNECTORS X1301 SOCKET MALE 50 OHM BUS 5322 265 10266 X1301 HOLD OBJECTIVE CONTACTPIN 5322 268 14141 X1302 HOLD OBJECTIVE CONTACTPIN 5322 268 14141 X1302 SOCK...

Page 196: ... MALE 50 OHM BUS 5322 265 10266 X8013 HOLD OBJECTIVE CONTACTPIN 5322 268 14141 X8013 SOCKET MALE 50 OHM BUS 5322 265 10266 X8014 HOLD OBJECTIVE CONTACTPIN 5322 268 14141 X8014 SOCKET MALE 50 OHM BUS 5322 265 10266 X9001 CONNECTOR 50 P DBL STRGHT 5322 265 61242 X9002 CONNECTOR 16 P 1 25MM STR 5322 267 51107 Coloured indication rings for mini coax sockets on printed circuit boards black 5322 325 502...

Page 197: ...lifier N1002 1 2 3 This operational amplifier converts the N1001 output voltage that is related to 0 V into a voltage related to the voltage at D1001 pin 13 Varicap V1011 is controlled by the output signal at pin 18 of octal DAC N1001 This output voltage can be in the range 0 to 10 V and controls varicap V1011 via operational amplifier N1002 5 6 7 This operational amplifier converts the N1001 outp...

Page 198: ... of V1103 and V1104 The circuit with operational amplifier N1004 2 3 6 is used for automatic calibration of the vertical deflection It measures the voltage at the vertical deflection plates of the CRT This value is applied as signal YCAL to the microprocessor on unit A3 5 2 1 2 FinalX and Z amplifiers Diagram 3 This diagram shows the final X amplifier It drives the horizontal plates of the CRT The...

Page 199: ... with ZSWO at 1 mA and ZSW1 at 0 mA The final Z amplifier and the focusing amplifier are identical halves that receive input signals that are in opposite phase These signals originate from the D3001 outputs pin 24 25 ZDRIF1 ZDRIF0 and pin 18 19 ZDRII0 ZDRII1 Via V3002 part of the ripple on the negative CRT cathode voltage ZRIPPLE is applied to pin 15 of D3001 This compensates for unwanted intensit...

Page 200: ...he INTEN DA voltage that corrects the cut off voltage of the CRT applied to G1 and via R4051 also to G3 Across R4044 a small negative voltage compared with the cathode is developed for G1 This voltage is not big enough to make the CRT screen dark This means that the signals to darken the screen and to control intensity are applied via C4036 and C4037 The HF component from the focusing amplifier ou...

Page 201: ... 05 HEATER1 FILAMENT SUPPLY F1 OF CRT X2402 05 X2403 05 HEATER2 FILAMENT SUPPLY F2 OF CRT X2402 05 X2403 05 INTEN AA AC PART OF INTENSITY SIGNAL R3261 04 X2401 05 C4037 05 INTEN DA DC PART OF INTENSITY SIGNAL V3301 04 X2301 06 X2401 05 V4032 05 SCL SERIAL CLOCK X2501 06 J1002 06 J2002 06 SDA SERIAL DATA X2501 06 J1001 06 J2001 06 XCAL AUTOCAL SIGNAL X DEFLECTION R2313 03 X2501 06 XDRILO DRIVE SIGN...

Page 202: ...02 01 D1001 01 YSW1 Y SWITCH SIGNAL 1 TRACE TEXT V1201 01 D1001 01 YTRAO Y TRACE 0 OUT FROM DELAY LINE X2101 01 D1001 01 YTRA1 Y TRACE 1 OUT FROM DELAY LINE X2102 01 D1001 01 YTXTO Y TEXT 0 SIGNAL X2501 01 D1001 01 YTXT1 Y TEXT 1 SIGNAL X2501 01 D1001 01 ZDRIFO DRIVER SIGNAL 0 FOCUS AMPLIFIER D3001 04 R3101 04 ZDRIF1 DRIVER SIGNAL 1 FOCUS AMPLIFIER D3001 04 R3103 04 ZDRIIO DRIVER SIGNAL 0 INTENS A...

Page 203: ...2 58VA2 INTEN RET FOCUS RET GND E ZRIPPLE INTEN DA INTEN AA FOCUS AA ASTIG FOCUS DA X2401 INTEN DA INTEN AA FOCUS AA ASTIG FOCUS DA X2301 12 58VA2 11 10 58VA2 9 8 L 7 s 5 4 2 ZRIPPLE 1 X DEFLECTION GN RD TOX1001 ON SUPPLY A6 LU ID I X I _l I l BFQ232 BFQ252 e c b ...

Page 204: ...r w S C oo o i O H H H 8 2 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 O IO S j 1 3 5 7 9 11 13 15 17 19 2 i 23 25 27 29 31 33 35 37 39 41 43 45 47 49 H T Lay out 1 Large component side of XYZ amplifier unit A2 200 MHz ...

Page 205: ... 200 MHz version X2301 D M R4007 R4O02 R4003 R4004 R4006 a B h 0 o o s s 8 s 3 3 O C O n a R4051 V3134 V3234 V2134 V2234 I I X2402 C O C M D3001 D2001 T 5 6 9 10 A TOX1001 ON SUPPLY A6 C M CL CL ID LU 2i i i n i i 11 C M i BFQ232 BFQ252 e c b ...

Page 206: ...428 TO X1002 ONCONNECTOR BOARD A10 T O O a i s C J LU i C C s pc n c oo o i o H H 8 2 2 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 f t G G S u 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 H H Lay out 1 Large component side of XYZ amplifier unit A2 200 MHz X2101 ...

Page 207: ...5 2 8 UNIT DESCRIPTIONS BFT92 W1p Lay out 2 Small component side of XYZ amplifier unit A2 200 MHz ...

Page 208: ...n r i r 1 1 1 C33 d iM d id d iN dQN o e j d M l d A l d m 26id eSttfG Orfidfi 28d 128JS 0S848 sesifl 09S60S o w r a I ...

Page 209: ...5 2 8 UNIT DESCRIPTIONS 3 BCP53 8CP56 c1 a2 al sS 8AV99 nc a n__a T T BAS21 JSp BZXS4 C8V2 Z7p BZX04 C1B Y P BZXB4 B24 Z74 ST8261 970428 Lay out 2 Small component side of XYZ amplifier unit A2 200 MHz ...

Page 210: ...173 C7 C3203 C5 C5216 A7 C1026 A10 C2174 B7 C3231 C5 C5221 A6 C1027 A10 C2176C7 C3232 C5 C5226 D7 C1029B10 C2177B7 C3233 C5 C5231 D7 L C1101 B9 C2203 C7 C3251 C5 C5232 D7 C1102 B9 C2231 C7 C3271 C5 C5236 D6 L C1103C9 C2232 C7 C3272 C5 C5238 D6 C1104 B9 C2233 C7 C3273 B5 C5251 A6 C1106 C8 C2251 C7 C3276 B5 C5301 A5 C1107 B8 C2271 C7 C3281 D6 L C5306 A5 C1108 C9 C2272 C7 C3401 B4 C5311 A5 C1109 B9 C...

Page 211: ...C11 R1117C9 R1182 B8 L R2132 C6 R1024B10 R1118C8 R1201 A9 R2133 C6 R1026 B10 R1121 C8 R1202 A9 R2134C6 R1027C10 R1122 B8 R1203 A9 R2136 C6 R1028C10 R1123 C8 R1204 A9 R2137 C7 R1029C11 R1124B8 R1206 A9 R2138 C7 R1031 C11 R1126 B8 R1207 A9 R2151 D6 R1032 B10 R1127 B8 R1208 B7 R2161 C7 R1034 B10 R1128 B8 L R1209 A7 R2171 B7 L R1036 B10 R1129 C8 L R1301 B8 R2172 B7 R1037B11 R1131 C8 L R1302 B8 R2176 B...

Page 212: ... A9 R3004 A5 R3271 B5 L R5133 A11 V1203 A7 R3006 A5 R3276 B5 R5134 A11 V1204 A7 R3007 A5 R3281 D6 R5136 B11 V1301 D8 R3008 A5 R3282 D5 R5137B11 V2019 B6 R3009 B6 R3301 D4 R5138 B11 V2061 A7 R3011 B5 R3302 D4 R5139 B11 V2062 A7 R3012 B5 R3311 D5 R5151 A11 V2101 C6 R3013 A4 R3312 D5 R5201 A6 V2102 C6 R3014A4 R3313 D4 R5206 A6 V2103 C6 R3015 A4 R3314 D5 R5211 A6 V2104 B6 R3018B5 R3316 D5 R5216 A6 V21...

Page 213: ...233 C5 V3132 C4 V3234 C5 L V3133 C4 V3236 D5 V3134 C5 L V3237 D5 V3136 D5 V3281 D6 V3137 D5 V3282 D6 V3201 B5 V3301 D4 V3311 D5 V4040 D3 V3312D5 V4041 D3 V3418 D5 V4042 D3 V4001 D2 V4043 C3 V4002 D2 V4044 C3 V4003 C2 V5001 D6 V4004 C2 V5002 D6 V4031 D2 X2101 A11 L V4032 D3 X2301 D4 L V4033 D2 X2401 D2 L V4034 D2 X2402 B3 L V4036 D2 X2403 B3 L V4037 D2 X2501 A10 L V4038 D3 V4039 D3 ...

Page 214: ...UNIT DESCRIPTIONS 5 2 13 5 2 5 Circuit diagrams A2 200 MHz version ...

Page 215: ...UNIT DESCRIPTIONS 5 2 5 Circuit diagrams A2 200 MHz version 0501 22 ...

Page 216: ...5 2 13 ...

Page 217: ...5 2 14 UNIT DESCRIPTIONS A2 200 MHz Diagram 2 Final Y output stage ...

Page 218: ......

Page 219: ...5 2 14 UNIT DESCRIPTIONS STB263 970428 A2 200 MHz Diagram 2 Final Y output stage ...

Page 220: ...UNIT DESCRIPTIONS 5 2 15 DC LEVEL SHIFT X TEXT LOCAL SUPPLY FILTERING 50XN 36XR A2 200 MHz Diagram 3 Final X preamplifier and control ...

Page 221: ...A H L AW cw Ol TAP oum BUOF DC LEVEL SHIFT X TEx T 12XND 10XREF J2001 J2002 N20Q2 TDAB444 _ 1 OCT6B DAC 20 XCRTOFH 2 19 _ XSDA 3 18 XCRTOR _ _ XSCL 4 17 XCRTGCH _ 5 10 XCRTGCL I 6 15 XTRAGC I 7 14 XHFADJ Z C2O01 8 13 DARK Z e ton 10 11 ASTDR _ LOCAL SUPPLY FILTERING 50XN 30XR ...

Page 222: ...5 2 15 10OTEF 5XN0 C2177 C217S ape 33p R2172 R2171 MRS25 C2277 spa C2278 33p 12XND 1CXND 12XND 1BXND A2 200 MHz Diagram 3 Final X preamplifier and control ...

Page 223: ...5 2 16 UNIT DESCRIPTIONS AC20mV DC 10V AC 80mV OCMOV A2 200 MHz Diagram 4 Final Z amplifier ...

Page 224: ...AC 60mV DC 1CV R3311 511E M20Q2 11 AST03 R3313 1 2KB7 V3311 ...

Page 225: ... 21E5 FINAL Z AMPUFIER ENDSTAGE FOCUS JL R3132 1 1 5K11 1 1 V3133 1 1 R3136 1 I 1K7B uC3132 lOOn n o tu se V3101 BFB24 V3106 BZXB4 Cl2 71 V3131 BAVQO R3134 4K7 w R3131 12 1 S D M J r V3132 I V W 8FB24 n n 9 Z F 28ZF 1 Q C 1 B I Hh D R3107 237E D AC 6V oc ov V3113 BFQ232A ...

Page 226: ...UNIT DESCRIPTIONS 5 2 17 A2 200 MHz Diagram 5 Modulator demodulator and focus control ...

Page 227: ...UNIT DESCRIPTIONS FOCUS L i X2401 ...

Page 228: ...5 2 17 A2 200 MHz Diagram 5 Modulator demodulator and focus control ...

Page 229: ... CAL CAL 12VA2 12VA2 5VA2 5VA2 R5004 R5116 X2501 r n 2 XTXT1 _ 4 6 XL ZTXTO _ e XTRA1 _ 10 12 XL ZSWO _ 14 Z7RA1 _ 16 18 1 20 22 XYSWO _ 24 26 1 YTXT1 _ 28 30 32 1 34 36 38 1 40 1 42 1 XCAL _ 44 YCAL _ 48 48 1 SCL 50 L FOCUS DA _ XSDA ...

Page 230: ... I 10YXZREF SUPPLY R5131 R5151 7Y END SUPPLY C5136 10n SCREW CONNECTION TO SHIELDWG PLATE GRPIN I FOCUS OA 2RIPPLE ASTIG FOCUS AA INTCN AA INTEN OA 50VA2 58VA2 I I I I 0 9 10 11 12 L TO A2 SUB X2402 REF NR TYPE 12YNO 18YND NE131 LM358 ST8267 970428 A2 200 MHz Diagram 6 Supply circuits ...

Page 231: ...8 5 ii 8 HI I Hl H s HI I i HI I ...

Page 232: ...g I S 5 S I 1 H H r lr H J g if j r r 8 3 8 8 S 3 5 5 H H 5 3 r l r l H H n ft 3 S 5 8 a s 5 ...

Page 233: ... C5216 10n ipo 12CN0 X C5416 lOn R5008 R5126 58VA2 58VA2 58XND 58ZNO J1002 10YXZREF SUPPLY R5131 R5151 7Y END SUPPLY C5136 lOn SCREW CONNECTION TO SHIELDWQ PLATE GRPiN I FOCUS OA 2BIPPLE ASTIG FOCUS AA IWTEN AA IWTEN OA 58VA2 58VA2 x x X X 2 3 5 6 9 10 11 12 L TO A2 SUB X2402 REF NR TYPE 12YND 18YN0 M5131 LM350 8 ST8267 970428 A2 200 MHz Diagram 6 Supply circuits ...

Page 234: ...NF 5322 122 34098 C1021 CAP CHIP AP 63V 0 25PF 2 2PF 5322 122 33063 C1022 CAP CHIP AP 63V 0 25PF 2 2PF 5322 122 33063 C1023 CAP CHIP AP 63V 5 56PF 5322 122 32661 C1024 CAP CHIP AP 63V 5 56PF 5322 122 32661 C1025 CAP CHIP AP 63V 5 56PF 5322 122 32661 C1026 CAP CHIP AP 63V 5 100PF 5322 122 32531 C1027 CAP CHIP AP 63V 5 100PF 5322 122 32531 C1029 CAP CHIP AP 63V 10 10NF 5322 122 34098 C1101 CAP CERAM...

Page 235: ...AP 63V 10 100NF 4822 122 33496 C2131 CAP CHIP AP 63V 5 1NF 5322 126 10511 C2132 CAP CHIP AP 63V 10 100NF 4822 122 33496 C2133 CAP CHIP AP 63V 10 100NF 4822 122 33496 C2151 CAP CHIP AP 63V 5 1NF 5322 126 10511 C2171 CAP CHIP AP 63V 0 25PF 1 2PF 5322 122 33537 C2172 CAP CHIP AP 63V 5 220PF 4822 122 33575 C2173 CAP CHIP AP 63V0 25PF 1 2PF 5322 122 33537 C2174 CAP CHIP AP 63V 5 1NF 5322 126 10511 C217...

Page 236: ... 63V 10 100NF 4822 122 33496 C3133 CAP CHIP AP 63V 10 100NF 4822 122 33496 C3151 CAP CHIP AP 63V 5 1NF 5322 126 10511 C3171 CAP CHIP AP 63V 0 25PF 2 2PF 5322 122 33063 C3172 CAP CHIP AP 63V 5 220PF 4822 122 33575 C3173 CAP CHIP AP 63V 0 25PF 2 2PF 5322 122 33063 C3176 CAP CHIP AP 63V 0 25PF 2 2PF 5322 122 33063 C3203 CAP CHIP AP 63V 10 100NF 4822 122 33496 C3231 CAP CHIP AP 63V 5 1NF 5322 126 1051...

Page 237: ...122 34098 C5136 CAP CHIP AP 63V 10 10NF 5322 122 34098 C5138 CAP CHIP AP 63V 10 22NF 5322 122 32654 C5151 CAP CHIP AP 63V 10 10NF 5322 122 34098 C5201 CAP CHIP AP 63V 10 10NF 5322 122 34098 C5206 CAP CHIP AP 63V 10 10NF 5322 122 34098 C5211 CAP CHIP AP 63V 10 10NF 5322 122 34098 C5216 CAP CHIP AP 63V 10 10NF 5322 122 34098 C5221 CAP CHIP AP 63V 10 10NF 5322 122 34098 C5226 CAP CHIP AP 63V 10 10NF ...

Page 238: ...1710543 R1002 RES CHIP HIP RC 02H 1 100K 4822 051 10104 R1003 RES METAL FILM HIP RC 02H 1 215K 5322 117 10543 R1004 RES CHIP HIP RC 02H 1 100K 4822 051 10104 R1005 RES CHIP RMC1 8 1 28E7 5322 111 92015 R1006 RES METAL FILM HIP RC 02H 1 1K96 5322 117 10539 R1007 RES CHIP HIP RC 02H 1 100K 4822 051 10104 R1008 RES CHIP HIP RC 02H 1 100K 4822 051 10104 R1009 RES METAL FILM HIP RC 02H 1 215K 5322 117 ...

Page 239: ...59 RES CHIP HIP RC 01 5 1E 4822 051 10108 R1061 RES CHIP HIP RC 01 5 1E 4822 051 10108 R1063 RES METAL FILM HIP RC 02H 1 3K83 5322 117 10561 R1064 RES CHIP HIP RC 02H 1 100E 4822 051 10101 R1066 RES CHIP HIP RC 02H 1 1K 4822 051 10102 R1071 RES METAL FILM HIP RC 02H 1 3K83 5322 117 10561 R1072 RES CHIP HIP RC 02H 1 90E9 5322 117 12557 R1073 RES CHIP HIP RC 02H 1 100E 4822 051 10101 R1074 RES METAL...

Page 240: ...P RC 02H 1 316K 5322 117 10555 R1141 RES METAL FILM STMRS25 1 1K27 4822 050 21272 R1142 RES METAL FILM ST MRS25 1 1K27 4822 050 21272 R1143 RES CHIP HIP RC 01 5 14E7 5322 117 12555 R1144 RES CHIP HIP RC 01 5 14E7 5322 11712555 R1145 RES METAL FILM HIP RC 02H 1 316K 5322 117 10555 R1146 RES METAL FILM HIP RC 02H 1 215K 5322 117 10543 R1147 RES METAL FILM HIP RC 02H 1 215K 5322 11710543 R1148 RES ME...

Page 241: ...HIP RC 02H 1 51K1 4822 051 55113 R1307 RES CHIP HIP RC 02H 1 51K1 4822 051 55113 R1308 RES METAL FILM HIP RC 02H 1 28K7 5322 117 10551 R1309 RES METAL FILM HIP RC 02H 1 750E 5322 117 10582 R1311 RES METAL FILM HIP RC 02H 1 21K5 5322 11710542 R1312 RES METAL FILM HIP RC 02H 1 215K 5322 117 10543 R1313 RES METAL FILM HIP RC 02H 1 7K5 5322 117 10583 R2001 RES METAL FILM HIP RC 02H 1 16K2 5322 117 105...

Page 242: ... 1 10E 4822 111 91885 R2161 RES CHIP RMC1 8 1 75E 4822 111 91937 R2171 RES METAL FILM ST MRS25 1 9K53 4822 050 29532 R2172 RES METAL FILM HIP RC 02H 1 16K2 5322 117 10532 R2176 RES METAL FILM HIP RC 02H 1 215K 5322 117 10543 R2177 RES METAL FILM HIP RC 02H 1 215K 5322 117 10543 R2201 RES CHIP RMC1 8 1 51El 5322 111 91893 R2202 RES CHIP RMC1 8 1 21E5 5322 111 92014 R2203 RES CHIP RMC1 8 1 51E1 5322...

Page 243: ...HIP HIP RC 02H 1 1K 4822 051 10102 R3004 RES CHIP HIP RC 02H 1 100E 4822 051 10101 R3006 RES CHIP HIP RC 02H 1 100E 4822 051 10101 R3007 RES CHIP HIP RC 02H 1 100E 4822 051 10101 R3008 RES CHIP HIP RC 02H 1 100E 4822 051 10101 R3009 RES CHIP HIP RC 02H 1 1K 4822 051 10102 R3011 RES CHIP HIP RC 02H 1 11K 4822 051 10113 R3012 RES METAL FILM HIP RC 02H 1 19K6 5322 117 10541 R3013 RES METAL FILM HIP R...

Page 244: ...K7 5322 117 10528 R3234 RES METAL FILM HIP RC 02H 1 14K7 5322 117 10528 R3236 RES METAL FILM HIP RC 02H 1 1K78 5322 11710535 R3237 RES METAL FILM HIP RC 02H 1 121E 5322 117 10519 R3238 RES CHIP HIP RC 01 5 4E7 4822 051 10478 R3251 RES CHIP RMC1 8 1 10E 4822 111 91885 R3261 RES CHIP RMC1 8 1 75E 4822 111 91937 R3271 RES METAL FILM ST MRS25 1 9K53 4822 050 29532 R3276 RES CHIP HIP RC 02H 1 51K1 4822...

Page 245: ...CHIP HIP RC 01 5 1E 4822 051 10108 R5002 RES CHIP HIP RC 01 5 1E 4822 051 10108 R5003 RES CHIP HIP RC 01 5 1E 4822 051 10108 R5004 RES CHIP HIP RC 01 5 1E 4822 051 10108 R5007 RES CHIP HIP RC 01 5 1E 4822 051 10108 R5008 RES CHIP HIP RC 01 5 1E 4822 051 10108 R5101 RES CHIP HIP RC 01 5 4E7 4822 051 10478 R5106 RES CHIP HIP RC 01 5 4E7 4822 051 10478 R5111 RES CHIP HIP RC 01 5 3E3 4822 051 10338 R5...

Page 246: ...EL 5322 130 44711 V1104 TRANSISTOR CHIP BFT92 PEL 5322 130 44711 V1106 TRANSISTOR BFG55 PEL 5322 130 62806 V1107 TRANSISTOR BFG55 PEL 5322 130 62806 V1108 DIODE REFERENCE BZX79 C12 PEL 4822 130 34197 V1109 DIODE REFERENCE BZX79 C12 PEL 4822 130 34197 V1111 TRANSISTOR CHIP BFG35 PEL 5322 130 62805 V1112 TRANSISTOR CHIP BFG35 PEL 5322 130 62805 V1113 DIODE BBY62 PEL 5322 130 82685 V1121 TRANSISTOR C...

Page 247: ...IP TRANSISTOR CHIP BAV99 PEL BC858C PEL BF824 PEL BF824 PEL BF824 PEL 5322 130 34337 4822 130 42513 4822 130 60383 4822 130 60383 4822 130 60383 V3102 V3103 V3104 V3105 V3111 DIODE DIODE TRANSISTOR CHIP DIODE TRANSISTOR CHIP BZX84 B12 PEL BZX84 B12 PEL BC858C PEL BZX84 B12 PEL BF840 PEL 4822 130 83566 4822 130 83566 4822 130 42513 4822 130 83566 4822 130 60887 V3113 V3131 V3132 V3133 V3134 TRANSIS...

Page 248: ...3 TRANSISTOR CHIP BF820 PEL 5322 130 62802 V4034 TRANSISTOR CHIP BF820 PEL 5322 130 62802 V4036 DIODE REFERENCE BZX84 B18 PEL 5322 130 83709 V4037 DIODE CHIP BAS21 PEL 4822 130 33702 V4038 TRANSISTOR CHIP BF820 PEL 5322 130 62802 V4039 TRANSISTOR CHIP BF821 PEL 4822 130 61923 V4040 DIODE CHIP BAS21 PEL 4822 130 33702 V4041 DIODE CHIP BAS21 PEL 4822 130 33702 V4042 DIODE CHIP BAS21 PEL 4822 130 337...

Page 249: ...e in the range 0 to 10 V and controls varicap V1009 via operational amplifier N1002 1 2 3 This operational amplifier converts the N1001 output voltage that is related to 0 V into a voltage related to the voltage at D1001 pin 13 Varicap V1011 is controlled by the output signal at pin 18of octal DAC N1001 This output voltage can be in the range 0 to 10 V and controls varicap V1011 via operational am...

Page 250: ...ed with XSWO at 1 mA and XSW1 at 0 mA Gain control is possible via pin 1 of D2001 This is used for trace gain control via signal XTRAGC Gain control to compensate for CRT tolerances is achieved via pin 14 of D2001 This is controlled via the DAC output signals XCRTGCL fine and XCRTGCH coarse Offset control to compensate for CRT tolerances is achieved via pin 15 of D2001 This is controlled via the D...

Page 251: ...34 V3113 with signal V3113 functions as an amplifier stage and V3134 mainly as a current source V3134 receives signal via C3131 and C3134 It mainly functions as amplifier stage for fast input signals Via R3133 R3134 however some dc drive is also applied to V3134 Diagram 5 In this diagram the circuit is shown that forms an interface between the signals that determine the intensity focusing and the ...

Page 252: ... V4002A 4003 V4004 Diagram 6 This diagram shows the RC branches and regulators N5131 that give the supply voltages for the various circuits Also the connectors X2501 and X2301 are indicated here X2301 is the connector where the flat cable leaves for the small unit that incorporates the CRT socket X2403 The flat cable arrives at the small CRT socket unit at X2411 ...

Page 253: ...OF CRT C4004 05 X2403 05 R4051 05 HEATER1 FILAMENT SUPPLY F1 OF CRT X2402 05 X2403 05 HEATER2 FILAMENT SUPPLY F2 OF CRT X2402 05 X2403 05 INTEN AA AC PART OF INTENSITY SIGNAL R3261 04 X2301 06 X2411 05 C4037 05 INTEN DA DC PART OF INTENSITY SIGNAL V3301 04 X2301 06 X2411 05 V4032 05 SCL SERIAL CLOCK X2501 06 J1002 06 J2002 06 SDA SERIAL DATA X2501 06 J1002 06 J2001 06 XCAL AUTOCAL SIGNAL X DEFLECT...

Page 254: ...0 V1027 01 X2301 06 X2411 02 R4112 02 YPREOUT1 Y PREAMPLIFIER OUT 1 V1026 01 X2301 06 X2411 02 R4111 02 YSCL SERIAL CLOCK Y SECTION J1002 06 N1001 01 YSDA SERIAL DATA Y SECTION J1001 06 N1001 01 YSWO Y SWITCH SIGNAL 0 TRACE TEXT V1202 01 D1001 01 YSW1 Y SWITCH SIGNAL 1 TRACE TEXT V1201 01 D1001 01 YTRAO Y TRACE 0 OUT FROM DELAY LINE X2101 01 D1001 01 YTRA1 Y TRACE 1 OUT FROM DELAY LINE X2101 01 D1...

Page 255: ...IE o O f 5 o o 1 1 1lU tr o c 0 Q X r O U 111 H u j uu co cn a S 5 S 8 S i g s n o x x u _ o s V H u l 2 9 25 23 21 19 17 15 13 11 n a a a a 9 7 5 3 1 a d a 26 24 22 20 18 16 U 12 10 S l tz iti ss g y o o TOX1001 ON SUPPLY A6 iLLlJl CVi 1 BFQ232 BFQ252 e c b ...

Page 256: ...11 13 15 17 19 21 23 25 t i l l OC H S _r N J CO i_L T o III 0 S X t 1 1 i I X X X O C CHS CHS3 H l l OJ CO 5 o t o J P lO 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 4 48 50 o o a D a a a o n n 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 ST8268 970428 Lay out 1 Large component side of XYA amplifier unit A2 100MHz ...

Page 257: ...RET 13 14 XPLATE RET ro ASTIQ o Q v FOCUS AA D Q INTEN AA cn oi INTEN DA u ZRIPPLE ro XPREOUTO YPREOUT RET 18VA2 12VA2 ACALFB1 XPLATE1 XPLATEO FOCUS DA FOCUS RET INTEN RET 58VA2 58VA2 X2301 cn fo Id c 3 0 o c C A ro o o X N C D A 5 3 58VA2 i R fi A O ZRIPPLE Ik lT C K I n A UNIT DESCRIPTIONS ...

Page 258: ... X T X T O uD C U Z T X T 1 U1 C T g O Do X T R A O toD Do Z S W 1 0 O S a t Z T R A O 50 5 1 2 V A 2 o 1 2 V A 2 S O 8 J roQ 0 8 X Y S W 1 ig V T X T O D8 L m 5 V A 2 a sa g 4 5 V A 2 c O K 8Q L 80 og 5 8 V A 2 80 g 5 8 V A 2 go og 0 C A LJ fio at 50 05 S D A 80 5 go og ...

Page 259: ...LE 58VA2 C O A INTEN DA INTEN RET C J I O INTEN AA FOCUS RET J Qa FOCUS AA E Do ASTIQ FOCUS DA 0 ro XPLATE RET XPLATEO c o0 D a XPLATE RET XPLATE1 o ACALFB1 N 0 0 ACALFBO 12VA2 d S 18VA2 18VA2 22 21 YFSHF YPREOUT RET uO a YPREOUT1 XPREOUTO d 8 YPREOUT RET O D O i N I F ...

Page 260: ...B21 1Wp BFB24 FBp BFB40 NCp BFR53 N ip BFR02 P ip BFT92 W lp t j L J L T e b a BR36S BFQ36 a1 a2 l S3p B8YB2 tj T T c1 c2 T _ l L J L T b c e BCP53 BCPS6 d 2 A Q l A7p 1 a 1 C2 BAV90 8AS21 JSp BZXB4C8V2 Z7p BZXB4 C18 y p BZXB4 B24 Z74 ST8269 970428 Lay out 2 Small component side of XYZ amplifier unit A2 100MHz ...

Page 261: ...2 S12 I B0Y38 U c1 c2 8C848C 1U BC8S8C 3U BF5B9 L BF82C 1Vp BFB21 1Wp BFB24 FBp BFB40 NCp BFR53 N1p BFR92 Pip BFTB2 Wlp L J L J LJ e b a BFQ65 BFG35 1 a2 I S3p l B8Y82 tzi nr c1 c2 LJ L J LJ1 p e e BCPS3 BCPS6 cl a2 n n A7p 1 a1 c2 8AV99 ...

Page 262: ... 2 42 UNIT DESCRIPTIONS I l R 4 s gI I I m U 5 5 S 5 R4132 JU133 CRT SOCKET RC B D B BAS21 JSp 62XB4C8V2 Z7p BZXB4018 Y0p BZX 4 B24 Z74 ST8269 970428 Lay out 2 Small component side of XYZ amplifier unit A2 100MHz ...

Page 263: ...C1024C10 C2273 B7 C3412 C5 C5111 C10 C1025C10 C2276 C7 C3416B4 C5116C10 C1026 A10 C2277 B7 C3417C4 C5121 C10 C1027 A10 C2301 D7 C3418 B6 C5126C10 C1029 B10 C2302 D7 C3419C5 C5136 B11 C1031 C9 C2303 C8 C3421 B4 C5138C10 C1301 C9 C2413C7 C3422 B6 C5151 B11 C1302 C9 C2416 B6 C4001 D2 C5201 A6 C1303 C9 C2417C6 C4002 D2 C5206 A6 C2001 A6 C2418 B7 C4003 D2 C5211 A6 C2002 A6 C2419C7 C4004 C2 L C5216 A7 C...

Page 264: ...009 A6 R1014B11 R1202 A9 R2137C7 R3011 B5 R1015 B10 R1203 A9 R2138 C7 R3012 B5 R1016B11 R1204 A9 R2151 C6 R3013 A4 R1017 B10 R1206 A9 R2161 C7 R3014 A4 R1018B10 R1207 A9 R2171 B7 L R3015 A4 R1019C10 R1208 A7 R2172 B7 R3018 B5 R1020C10 R1209 A7 R2176 B6 R3021 B5 R1021 C10 R1303 C9 R2177B6 R3024 B4 R1022C11 R1304 C9 R2201 B7 R3026 B5 R1023C11 R1306 C9 R2202 B7 R3063 A5 R1024 B10 R1307 C9 R2203 B7 R3...

Page 265: ...12 B8 R4136C1 R5151 A11 V2232 B7 R3313B8 R4137B1 R5201 A6 V2233 C7 R3314 B8 R4138B1 R5202 A6 V2234 C7 L R3316 B8 R4139 B1 R5206 A6 V2301 D7 R3411 C5 R4141 B1 R5211 A6 V2413C7 R3412C5 R4142 C1 R5216 A6 V2416 D7 R3416C4 R4143C1 R5231 D7 V2421 B6 R3418C6 R4144B1 R5236 D7 V3001 A4 R3419 D4 R4146 B1 R5251 A8 V3002 A4 R3421 C4 R4147 B1 R5301 A5 V3061 A5 R3422 C6 R4148 B1 R5306 A5 V3062 A5 R3423 B6 R4149...

Page 266: ...1 V5001 D6 V3311 B8 V4034 C3 V4102 D1 V5002 D5 V3312B8 V4036 D3 V4103C1 X2101 B11 L V3413C5 V4037 D3 V4104C1 X2301 D9 L V3416 D5 V4038 C3 V4106 C1 X2401 D2 L V3421 B6 V4039 C3 V4107C1 X2402 B3 L V4001 D2 V4040 D3 V4108C1 X2403 B2 L V4002 D2 V4041 C3 V4109C1 X2501 A8 L V4003 D2 V4042 C3 V4111 B1 V4004 D2 V4043 C3 V4112 B1 ...

Page 267: ...ams A2 100 MHz version REF NR TYPE 18YNO 12YN0 PLUS V 5YND GND 7YND 12YNO 1BYND 12CND 2CNO D1001 000230 24 20 25 14 19 N1001 TDA6444 1 10 N10Q2 LM366 4 N10G3 LM324 4 N1004 OP77 7 4 VI204 8C85S A2 100 MHz Diagram 1a Final Y preamplifier and control ...

Page 268: ...UNIT DESCRIPTIONS 5 2 11 Circuit diagrams A2 100 MHz version ...

Page 269: ...5 2 47 ...

Page 270: ...5 2 48 UNIT DESCRIPTIONS TO CflT ...

Page 271: ......

Page 272: ...5 2 48 UNIT DESCRIPTIONS TO CRT D14 364GH 123 YFSHF R4191 VFSHF1 YFSHF2 A2 100 MHz Diagram 2a Final Y output stage ...

Page 273: ...UNIT DESCRIPTIONS 5 2 49 DC LEVEL SHIFT XTEXT XZ CONTROL LOCAL SUPPLY FILTERING CALIBRATE X SOXN 31XR A2 100 MHz Diagram 3a Final X amplifier and control ...

Page 274: ...UNIT DESCRIPTIONS 12XNO DC LEVEL SHIFT XTEXT XZ CONTROL N2002 TOA 8444 LOCAL SUPPLY FILTERING 58XN0 5 a saxR ...

Page 275: ...49 10 R F 5XM0 M l 77 2p7 C2178 33p II II R2176 316K 1 II C2173 ape II s i HI I C2171 1p II r___I 26K7 _ II XCX TO XHFADJ 5XN0 CffTQFH grroR XZ CONTROL N2002 TOA 6444 CAUBRATE X R2303 AC 4SVtt 0OVB 10 DC 0V ...

Page 276: ...FINAL Z AMPURER ENDSTAGE FOCUS 50ZN V9113 BFQ2S2A ZOUTF R3191 Max Intana 30V Mki Intana V N FOCUS AA X2301 8 C3131 C3134 S8ZF 50ZN f i R3207 237E 50ZN RNAL Z AMPURER ENDSTAGE INTENS 50ZN DC LEVEL SHIFT Z TRACE Z RIPPLE SUPPRESS S0ZN 313 A2 100 MHz Diagram 4a Final Z amplifier ...

Page 277: ... 12ZNO DC LEVEL SHIFT Z TRACS Z RIPPLE SUPPRESS LOCAL SUPPLY FILTERING 58ZN0 SfiZF saa R3411 N20 ...

Page 278: ... UNIT DESCRIPTIONS 50ZN 50ZN 50ZN r C3412 100n 50ZN C3416 1lOrt 31a C3410 110 C3419 10n 18ZND REF NR TYPE 12ZND GND N3001_________ OQQ229 N3002 TDA8444 10 ST8273 970420 A2 100 MHz Diagram 4a Final Z amplifier ...

Page 279: ...UNIT DESCRIPTIONS 5 2 51 FOCUS LEVELSHIFTER A2 100 MHz Diagram 5a Modulator demodulator and focus control ...

Page 280: ...UNIT DESCRIPTIONS X2411 ...

Page 281: ...5 2 51 FOCUS LEVELSHIFTER A2 100 MHz Diagram 5a Modulator demodulator and focus control ...

Page 282: ...1 _ 13 1 IS J l CTRAO _ 17 1 19 1 l 21 1 23 l XYSW1 _ 25 i i YTXTO _ 27 i 29 1 31 i i 33 i 36 1 37 L 39 i 41 i 43 J1001 45 1 CAL 47 J2001 49 1 SDA _ l ____ i p YSDA XSPA 1 a a 12VA2 X2301 19 12VA2 XYSWO _ 18VA2 X2301 20 10VA2 X2301 21 10VREF J1002 X2301 11 ...

Page 283: ...SCL XSCL 68VA2 ZRIPPLg 58VA2 INTEN OA tNTEN AA FOCUS AA ASTK3 FOCUS OA XPLATEO XPLATEl ACALFB1 ACALFBO X X X X X X 5VA2 18VA2 4 18VA2 YPREOUTl YPREQUro X X TO A2 SUB X2411 X2X1 I 1 10YXZREF SUPPLY R5131 R5151 REF NR TYPE NS131 LM366 12YNO M8YND ST827S 970420 A2 100 MHz Diagram 6a Supply circuits ...

Page 284: ... ...

Page 285: ...a 5 a I H rI 3 H H H 8 K fc 5 3 3 I I ...

Page 286: ...r12VA2 rSWO rxti 18VA2 X2301 20 H8VA2 X2301 21 HOVREF CAL CL DA J20Q2 4 1 YSCL XSCL TO A2 SU8 X2411 r 1 1 X2301 I _ ZRIPPLE t 2 I 3 IMTEN DA I 1 4 _ INTEN AA l FOCUS AA 1 7 1 a _ ASTKj 1 9 1 0 FOCUS DA 11 _ XPLATEO I 12 x y r u XPLATE1 L 1 5 1 1 8 _ ACALFB1 L _ ACALFBO 1 18 1 1 20 1 21 _ YFSHF I 1 22 _ YPRCOUT1 _ YPREOUTO 1 1 25 r t 1QYXZREF SUPPLY ST8275 970428 A2 100 MHz Diagram 6a Supply circui...

Page 287: ...IP 63V 10 10NF C 2012 CAP CHIP 63V 10 10NF C 2013 CAP CHIP 63V 10 10NF C 2014 CAP CHIP 63V 5 100PF C 2016 CAP CHIP 63V 5 100PF C 2017 CAP CHIP 63V 10 10NF C 2018 CAP CHIP 63V 5 100PF C 2019 CAP CHIP 63V 10 10NF C 2021 CAP CHIP 63V 10 10NF C 2022 CAP CHIP 63V 10 10NF C 2061 CAP CHIP 63V 5 56PF C 2062 CAP CHIP 63V 5 56PF C 2081 CAP CHIP 63V 10 10NF C 2103 CAP CHIP 63V 10 100NF C 2131 CAP CHIP 63V 10...

Page 288: ...2 32531 C 2303 CAP CHIP 63V 10 10NF 5322 122 34098 C 2413 CAP CHIP 63V 10 100NF 4822 122 33496 C 2416 CAP CHIP 63V 10 10NF 5322 122 34098 C 2417 CAP CHIP 63V 10 10NF 5322 122 34098 C 2418 CAP CHIP 63V 10 10NF 5322 122 34098 C 2419 CAP CHIP 63V 10 10NF 5322 122 34098 C 2421 CAP CHIP 63V 10 10NF 5322 122 34098 C 2422 CAP CHIP 63V 10 10NF 5322 122 34098 C 3001 CAP CHIP 63V 10 10NF 5322 122 34098 C 30...

Page 289: ...F 5322 122 34098 C 3421 CAP CHIP 63V 10 10NF 5322 122 34098 C 3422 CAP CHIP 63V 10 10NF 5322 122 34098 C 4001 CAP CHIP 63V 10 10NF 5322 122 34098 C 4002 CAP CHIP 63V 5 I50PF 5322 122 33538 C 4003 CAP CHIP 63V 0 25PF 1 5PF 5322 126 10225 C 4004 CAP 10 10 2 2NF 5322 122 33851 C 4031 CAP CHIP 63V 10 4 7NF 5322 126 10223 C 4032 CAP CHIP 63V 10 100NF 4822 122 33496 C 4033 CAP CHIP 63V 10 100NF 4822 122...

Page 290: ...F 5322 122 34098 C 5121 CAP CHIP 63V 10 10NF 5322 122 34098 C 5126 CAP CHIP 63V 10 10NF 5322 122 34098 C 5136 CAP CHIP 63V 10 10NF 5322 122 34098 C 5138 CAP CHIP 63V 10 22NF 5322 122 32654 C 5151 CAP CHIP 63V 10 10NF 5322 122 34098 C 5201 CAP CHIP 63V 10 10NF 5322 122 34098 C 5206 CAP CHIP 63V 10 10NF 5322 122 34098 C 5211 CAP CHIP 63V 10 10NF 5322 122 34098 C 5216 CAP CHIP 63V 10 10NF 5322 122 34...

Page 291: ...51961 R 1006 RES CHIP RC 02H 1 1K96 4822 051 51962 R 1007 RES CHIP RC 02H 1 100K 4822 051 51004 R 1008 RES CHIP RC 02H 1 100K 4822 051 51004 R 1009 RES CHIP RC 02H 1 215K 4822 051 52154 R 1010 RES CHIP RC 02H 1 3K83 4822 051 53832 R 1011 RES CHIP RC 02H 1 215K 4822 051 52154 R 1012 RES CHIP RC 02H 1 215K 4822 051 52154 R 1013 RES CHIP RC 02H 1 215K 4822 051 52154 R 1014 RES CHIP RC 02H 1 196E 5322...

Page 292: ...RES CHIP RC 02H 1 3K83 4822 051 53832 R 1077 RES CHIP RC 02H 1 3K83 5322 117 10561 R 1078 RES CHIP RMC1 8 1 51E1 5322 111 91893 R 1079 RES CHIP RMC1 8 1 51E1 5322 111 91893 R 1081 RES CHIP RC 02H 1 464E 4822 051 54641 R 1082 RES CHIP RC 02H 1 10K 4822 051 51003 R 1083 RES CHIP RC 02H 1 10K 4822 051 51003 R 1084 RES CHIP RC 02H 1 100E 4822 051 51001 R 1086 RES CHIP RC 02H 1 100E 4822 051 51001 R 10...

Page 293: ...ES CHIP RMC1 8 1 10E 4822 111 91885 R 2063 RES CHIP RC 02H 1 100E 4822 051 51001 R 2064 RES CHIP RC 02H 1 100E 4822 051 51001 R 2065 RES CHIP RC 02H 1 2K87 4822 051 52872 R 2066 RES CHIP RC 02H 1 2K87 4822 051 52872 R 2067 RES CHIP RMC1 8 1 10E 4822 111 91885 R 2068 RES CHIP RMC1 8 1 10E 4822 111 91885 R 2101 RES CHIP RMC1 8 1 51E1 5322 111 91893 R 2102 RES CHIP RMC1 8 1 21E5 5322 111 92014 R 2103...

Page 294: ... 2302 RES CHIP RC 02H 1 215K 4822 051 52154 R 2303 RES CHIP RC 02H 1 61K9 4822 051 56193 R 2304 RES CHIP RC 02H 1 61K9 4822 051 56193 R 2306 RES CHIP RC 02H 1 51K1 4822 051 55113 R 2307 RES CHIP RC 02H 1 51K1 4822 051 55113 R 2308 RES CHIP RC 02H 1 215K 4822 051 52154 R 2309 RES CHIP RC 02H 1 7K5 4822 051 57502 R 2311 RES CHIP RC 02H 1 21K5 4822 051 52153 R 2312 RES CHIP RC 02H 1 28K7 4822 051 528...

Page 295: ...S CHIP RC 02H 1 5K11 4822 051 55112 R 3133 RES CHIP RC 02H 1 14K7 4822 051 51473 R 3134 RES CHIP RC 02H 1 14K7 4822 051 51473 R 3136 RES CHIP RC 02H 1 1K78 4822 051 51782 R 3137 RES CHIP RC 02H 1 121E 4822 051 51211 R 3138 RES CHIP RC 01 5 3E3 4822 051 10338 R 3151 RES CHIP RMC1 8 1 10E 4822 111 91885 R 3161 RES CHIP RMC1 8 1 42K2 4822 111 91887 R 3171 RES METAL FILM MRS25 1 9K53 4822 050 29532 R ...

Page 296: ...20685 R 4008 RES CHIP RC 02H 1 31K6 4822 051 53163 R 4009 RES CHIP RC 02H 1 31K6 4822 051 53163 R 4031 RES CHIP RMC1 8 1 10E 4822 111 91885 R 4032 RES CHIP RC 02H 1 31K6 4822 051 53163 R 4033 RES CHIP RC 02H 1 1K 4822 051 51002 R 4034 RES CHIP RMC1 8 1 10E 4822 111 91885 R 4036 RES CHIP RC 02H 1 316E 4822 051 53161 R 4037 RES CHIP RC 02H 1 31K6 4822 051 53163 R 4038 RES CHIP RC 02H 1 681E 4822 051...

Page 297: ...ES CHIP RC 01 5 4E7 4822 051 10478 R 4151 RES CHIP RC 01 5 10E 4822 111 91885 R 4152 RES CHIP RMC1 8 1 42E2 4822 111 91887 R 4153 RES CHIP RMC1 8 1 42E2 4822 111 91887 R 4154 RES CHIP RC 02H 1 10E 4822 111 91885 R 4155 RES CHIP RC 02H 1 100E 4822 051 51001 R 4156 RES CHIP RC 02H 1 100E 4822 051 51001 R 4157 RES CHIP RC 02H 1 100E 4822 051 51001 R 4158 RES CHIP RC 02H 1 100E 4822 051 51001 R 4159 R...

Page 298: ...HIP RMC1 8 1 10E R 5236 RES CHIP RMC1 8 1 10E R 5251 RES CHIP RMC1 8 1 10E R 5301 RES CHIP RC 01 5 3E3 R 5306 RES CHIP RC 01 5 3E3 R 5311 RES CHIP RC 01 5 3E3 R 5316 RES CHIP RC 01 5 3E3 R 5321 RES CHIP RC 01 5 4E7 R 5326 RES CHIP RC 01 5 4E7 R 5331 RES CHIP RMC1 8 1 10E R 5336 RES CHIP RMC1 8 1 10E R 5351 RES CHIP RMC1 8 1 10E R 5411 RES CHIP RMC1 8 1 21E5 R 5416 RES CHIP RMC1 8 1 21E5 R 5501 RES...

Page 299: ...2 TRANSISTOR CHIP BC858C PEL 4822 130 42513 V 2101 TRANSISTOR CHIP BF824 PEL 4822 130 60383 V 2102 DIODE CHIP BZX84 B12 PEL 4822 130 83566 V 2103 DIODE CHIP BZX84 B12 PEL 4822 130 83566 V 2105 DIODE CHIP BZX84 B12 PEL 4822 130 83566 V 2111 TRANSISTOR CHIP BF824 PEL 4822 130 60383 V 2113 TRANSISTOR BFQ252A 4822 130 62932 V 2131 DIODE CHIP BAV99 PEL 5322 130 34337 V 2133 TRANSISTOR CHIP BF824 PEL 48...

Page 300: ...ANSISTOR CHIP BF840 PEL 4822 130 60887 V 3233 TRANSISTOR CHIP BF824 PEL 4822 130 60383 V 3234 TRANSISTOR BFQ232A 4822 130 62751 V 3236 DIODE CHIP BAS21 PEL 4822 130 33702 V 3237 DIODE CHIP BAS21 PEL 4822 130 33702 V 3301 TRANSISTOR CHIP BF820 PEL 5322 130 62802 V 3311 TRANSISTOR CHIP BC858C PEL 4822 130 42513 V 3312 DIODE CHIP BAV99 PEL 5322 130 34337 V 3413 DIODE CHIP BZX84 C8V2 PEL 5322 130 8025...

Page 301: ...TOR CHIP BFG35 PEL 5322 130 62805 V 4111 TRANSISTOR CHIP BFG55 PEL 5322 130 62806 V 4112 TRANSISTOR CHIP BFG55 PEL 5322 130 62806 V 4113 DIODE CHIP BBY62 PEL 5322 130 82685 V 4114 TRANSISTOR CHIP BC858C PEL 4822 130 42513 V 5001 DIODE CHIP BAS21 PEL 4822 130 33702 V 5002 DIODE CHIP BAS21 PEL 4822 130 33702 CONNECTORS AND SOCKETS X 2101 CONNECTOR 4 P SNG RT ANG 5322 265 30907 X 2301 CONNECTOR 26 P ...

Page 302: ...the clock frequency is available as CPCLOCK at output pin 7 The 8 analog ADC inputs ACHO ACH7 are used for the autocal function YCAL and XCAL and probe identification PTEST XA These inputs are also used for temperature measurement R1009 and time base status indication signal TBSMART The outputs PRMUXOthrough PRMUX2 are used for the probe detection circuit on the next diagram D1011 demultiplexes th...

Page 303: ...cope D1106 controls the bidirectional buffers Diagram 4 This diagram comprises the generation of CRT text and cursors The heart of the system is formed by the text generator IC D1402 This device is controlled by the microprocessor via the 8 data bus lines CPA00 through CPA07 The text that has to be displayed is stored in RAM D1401 Every 19 ms the input TXTCS LT at pin 35 of D1402 becomes active an...

Page 304: ...12 03 DACPWR LT WRITE SIGNAL FOR DACPOT CIRCUIT D1016 01 D1112 03 DLENO HT DATA LATCH ENABLE 0 R1063 01 X1101 05 DLEN1 HT DATA LATCH ENABLE 1 R1064 01 X1101 05 DLEN2 HT DATA LATCH ENABLE 2 R1066 01 X1101 05 FOCUS DA DC PART FOCUSING SIGNAL R1136 03 X1101 05 HOLDOFF HOLD OFF CONTROL SIGNAL R1122 03 X1501 05 INTTRA TRACE INTENSITY CONTROL SIGNAL R1123 03 X1501 05 MTBVAR MAIN TB VAR CONTROL SIGNAL R1...

Page 305: ...H4 VARIABLE GAIN CONTROL SIGNAL R1130 03 X1501 05 XCAL SIGNAL FOR X CALIBRATION X1101 05 D1001 01 XTXTO HORIZONTAL TEXT SIGNAL 0 R1451 04 X1101 05 XTXT1 HORIZONTAL TEXT SIGNAL 1 R1451 04 X1101 05 XYSWO X AND Y SWITCHING TEXT SIGNAL 0 V1431 04 X1101 05 XYSW1 X AND Y SWITCHING TEXT SIGNAL 1 V1434 04 X1101 05 YCAL SIGNAL FOR Y CALIBRATION X1101 05 D1001 01 YTXTO VERTICAL TEXT SIGNAL 0 R1453 04 X1501 ...

Page 306: ...RMTB HT TXTCS4 7 BATRDYHT 631 o 630 o 620 o BM D B27 a BM q B25 a CPA13 CPA10 CPAD07 CPAD04 b B13 a B12 a B11 a B10 G Be a B6 a XCAL 12V 12V b 5VD PROBE1 PROBE2 b INTROO ZTXTO ZTXT1 b XYSW1 XYSWO b TBSHART STROBE1 HT I 8TRO6E0 MT DLEN1 HT SCL BATINTMT RQSQP LT ALE HT CPROLT b CPA12 cpaoo CPAD00 CPAOOS CPAO01 c fi 6 c 0 i 6VBAT DK 1 OKU 0 03 0104 EOI OAV NRFO NOAC IFC 9RQ ATN Q O oS S S 8 D O S B D...

Page 307: ...X1101 HOLDOFF HTBVAA LEVDTB POS4 P083 POS2 POS1 X1101 C32 o h B32n h A32 o h C31 a B91 a XCAL A9i a YCAL C30 o 12V B30d 12V A30 o S i ...

Page 308: ...t 0 0 0 0 0 0 0 0 0 3 sS cn 03 03 UNIT DESCRIPTIONS ...

Page 309: ...10 g BIO q B17 a Bie B is a 014 g B is a B12 Q Bl1 o 010 o bo Be B7 o B0 o B6 a B4 q B9 B2 o Bl g ft XCAL 12V 12V ft 5VD PROBE1 PROBE2 ft INTR00 ZTXT0 ZTXT1 ft XYSW1 XYSW0 ft TBSMART STROBE1 HT ft 8TROBEO HT DLEN1 HT SCL BATINTHT ROSOFM T ALE HT CPRO LT ft CPA12 CPA00 CPA006 CPAOOS CPAO01 A32 g AS1 o AS0 g A20q A2S g A27 o A26 g A2S o A24 g A23 g A 2 2g A21 o A20 g A10 p A10 g A17 g A16 g A16 o A1...

Page 310: ...R1102 R1101 R1679 R1672 R1071 R1104 B1674 u HI 406 H i402 D1402 O N j oo O O ai 5 3 ...

Page 311: ...bc646c Up BC866C 3Lp ...

Page 312: ...5 3 6 UNIT DESCRIPTIONS 6 5 4 3 2 1 D 6 5 4 3 2 B A 1 ST8277 970428 Lay out 15 Micro miniature component side of microprocessor unit A3 ...

Page 313: ......

Page 314: ...5 3 6 UNIT DESCRIPTIONS 8 7 I 6 5 4 3 2 1 ST8277 970428 Lay out 15 Micro miniature component side of microprocessor unit A3 ...

Page 315: ...1004C11 R1126 A5 C1108 D2 C1882C2 R1005 A12 R1127 B5 C1109 D3 C1891 B6 R1007C11 R1128 A5 C1111 D4 C1892 B9 L R1008 D12 R1129 B5 C1112 A4 C1893 A6 R1009 C11 L R1130 A5 Cl 121 B3 C1894 B10 L R1010C9 R1131 B5 C1122 B2 C1897 A6 R1018B2 R1132 A5 C1123 A5 C1898 B9 L R1019B2 R1133 B5 C1301 B1 C1899 A6 R1028C1 R1134 A5 C1302C1 D1001 C10 L R1029C1 R1135 B5 C1303 C2 D1004C12 R1031 C5 R1136 A5 C1304C1 D1007 ...

Page 316: ...4 D8 R1438 D8 R1843 D6 V1011 B9 V1446 D8 R1439 D7 R1844 D6 V1012B8 V1447 D7 R1441 D7 R1846 B6 V1013B9 V1448 D7 R1442 D7 R1862 B4 V1014 B9 V1449 D7 R1443 D7 R1871 A6 L V1401 C6 V1451 D7 R1444 D7 R1872 A6 L V1421 C8 X1101 9A L R1451 B8 R1873 A6 L V1431 C7 X1102 D4 L R1452 B8 R1874 A6 L V1432 C8 X1301 C1 L R1453 B8 R1876 D11 V1433 C8 X1501 B5 L R1454 B8 R1877 A6 V1434 C8 R1801 B10 R1881 C9 V1436 D7 ...

Page 317: ...UNIT DESCRIPTIONS 5 3 9 5 3 5 Circuit diagrams Diagram 1 Central processor unit ...

Page 318: ...UNIT DESCRIPTIONS 5 3 5 Circuit diagrams ...

Page 319: ...5 3 9 r i Diagram 1 Central processor unit ...

Page 320: ...ER CIRCUIT 01012 01302 1486 T T L xxxxx 01302 1488 T T L XXXXX 01302 1488 T T L xxxxx T x I C1306 I I 1n I 8________ R1682 12V 12VE 10VREF C1888 REF 12V i IZVE 10VREF 5VREF SOURCE 10VREF 0 1 REF NR TYPE SO SYE 12V 12V 12VE 12VE J C 01008 01301 01302 N1801 HEF40S1 1488 I486 OP77 18 14 7 4 14 C1B31 C1832 C l833 ST8279 070428 Diagram 2 Auxiliary circuits ...

Page 321: ...6 C1682 T 100n tLC l682 icieoi I lOGp T lOOn 2 0 V J_ 01102 74LS74 BUZZER CIRCUIT 01301 1400 xxxxx T T L T R1O10 100K R1010 T T k w C1022 1220n C 1 8 C 7 C 1896 I ioon JT wan C1899 100n I R1884 T T L C1883 L C18S4 I R1063 25V 1 t h C l832 lOn 12V 1 12VE 10VRE uj I ...

Page 322: ...2 C INTERFACE 01301 T T L xxxxx T T L xxxxx V T r i i J C 1 3 o T I T T L xxxxx C1307_ 1 12V R1B83 lOn 10VR6F 5VREF SOURCE ftOVREF 0 1 5VREF REF NR TYPE SO 5VE 12V 12V 12VE 1ZVE J C piooe 01301 01302 N1801 Hg40S1 i 80 1488 OP 77 18 14 14 31831 C1B32 C l 833 S R1877 1006 ST8279 970428 Diagram 2 Auxiliary circuits ...

Page 323: ...CPAD05 2 CREDOS 3 CPWX7 4 24 oAC Pw n a 2 SVRCF IS 1 2 4 C l 123 14 T 1 1 MCI CMC MCI CMC MCI MC C1M2 C l101 X C l 102 J_C1103 C l 104 C l108 C1107 X C1108 X c 0 X r r r r r r r r r i C 1 1 1 2 J 220n Cl908 100n T Diagram 3 Potentiometer DAC and lEEE option ...

Page 324: ...UNIT DESCRIPTIONS ...

Page 325: ...5 3 11 Cl 968 T 1 0 0 n C1963 I80u Diagram 3 Potentiometer DAC and lEEE option h i m ...

Page 326: ...5 3 12 UNIT DESCRIPTIONS G4 oi TEXT CURSOR CONTBOL 12MG Diagram 4 Text and cursor circuit i ...

Page 327: ...I TEXT CURSOR MEMORY 04401 12MG 12V 12V X1101 23 NTRDO REF NR TYPE 5TX 01401 D1402 N1401 N 402 8264 PCF 3036 PACK DAC10 26 14 16 15 3 I I ...

Page 328: ...5 3 12 UNIT DESCRIPTIONS G4401 12MG TEXT CURSOR CONTROL Diagram 4 Text and cursor circuit ...

Page 329: ...1 X CAL 01001 3 D1103 11 D1016 10 01001 26 R1064 R1064 R1067 R1068 C l056 V1431 V1434 V1444 V1446 R1444 R1121 V1013 V1014 V1054 CPAD01 CPAD03 CPADOO CPA09 CPA12 CPRO LT ALE KT RQSORLT BAT1NTHT s e t DLEN1 HT STROBEO HT X x STROBE1 HT________ TBSMART XYSWO XYSW1 ZTXTf ZTXTO x x INTRDO PROBE2 X PROBE 1 5 VD X 12V 1 2 V X1101 B2 B3 B4 B14 B15 B20 B21 B23 B24 B 2 S B26 827 a a a B29 B30 XCAL jT T t t ...

Page 330: ...OLDOFF INTTRA MTBVAR LEVMTB LEVDTB TRASEP POS4 VAR1 POS3 VAR2 POS2 VARS POS1 VAR4 R1901 HOLDOFF MTBVAR C1900 I OAC C l 001 I WTTRA IWTRDC C l 002 J L C1003 1 DAC I LEVMTB LEVDTB C1904 C1006 I OAC I TRASEP POS4 i C1906 C l 007 I OAC I POS1 VAR4 C1008 c ie o e I OAC 1 VAR3 POS2 C1010 C1011 r AC I VAR2 POS3 C1912 J b C l 913 1 OAC I VAR1 FOCUS OA C1914 C1915 I OAC I r i i L X1001 BATTERY 1 2 I V1901 ...

Page 331: ...R1016 D1001 50 D1001 40 R1063 R1066 D1001 30 D 1004 6 01001 41 D1016 15 R1452 R1461 10VREF I SVD FOCUS OA X YCAL CAL R5051 RS053 01103 11 01016 10 V1431 V1434 R1444 R1121 V1013 V1014 12V 12V B14 B1S B 2 0 B21 PM33XX only O1010 7 R ...

Page 332: ...1011 C24 C2S C27 028 C31 C32 01010 74F08 X1901_______ l BATTERY 1 I 2 I I V1001 BAV9G w 1 R1122 R1123 R1124 R112S R1126 R1127 R1128 R1135 R1134 R1133 R1132 R1131 R1120 R1130 X DAC c r C1904 TRASEP J _ C1906 POST C1906 VAB4 C l 90S VAR2 C1912 POS2 C1B11 I C1B14 I ST8282 070428 Diagram 5 Connectors ...

Page 333: ...16 C 1123 CAP CHIP 63V 10 10nF 5322 122 34098 C 1301 CAP CHIP 63V 5 1nF 5322 126 10511 C 1302 CAP CHIP 63V 5 1nF 5322 126 10511 C 1303 CAP CHIP 63V 5 1nF 5322 126 10511 C 1304 CAP CHIP 63V 5 1nF 5322 126 10511 C 1306 CAP CHIP 63V 5 1nF 5322 126 10511 C 1307 CAP CHIP 63V 5 1nF 5322 126 10511 C 1401 CAP CHIP 63V 5 27pF 5322 122 31946 C 1402 CAP CHIP 63V 5 27pF 5322 122 31946 C 1403 CAP CHIP 63V 10 1...

Page 334: ...CAP CHIP 63V 10 100nF 4822 122 33496 C 1894 CAP ELECTROLYT 25V 20 180 iF 5322 124 42228 C 1897 CAP CHIP 63V 10 100nF 4822 122 33496 C 1898 CAP ELECTROLYT 25V 20 180 iF 5322 124 42228 C 1899 CAP CHIP 63V 10 100nF 4822 122 33496 INTEGRATED CIRCUITS D 1001 MICROPROC 5322 209 52205 D 1004 INTEGR CIRCUIT N74LS32D PEL 5322 209 73968 D 1007 INTEGR CIRCUIT PC74HCT14T PEL 5322 209 71568 D 1008 INTEGR CIRCU...

Page 335: ...421 R 1010 RES CHIP RC 02H 1 1E 4822 051 10108 R 1018 RES CHIP RC 02H 1 100K 4822 051 51004 R 1019 RES CHIP RC 02H 1 4K64 4822 051 54642 R 1026 RES CHIP RC 02H 1 100E 4822 051 51001 R 1028 RES CHIP RC 02H 1 10K 4822 051 51003 R 1029 RES CHIP RC 02H 1 10K 4822 051 51003 R 1031 RES CHIP RC 02H 1 10K 4822 051 51003 R 1032 RES CHIP RC 02H 1 10K 4822 051 51003 R 1033 RES CHIP RC 02H 1 10K 4822 051 5100...

Page 336: ...IP RC 02H 1 100E 4822 051 51001 R 1126 RES CHIP RC 02H 1 100E 4822 051 51001 R 1127 RES CHIP RC 02H 1 100E 4822 051 51001 R 1128 RES CHIP RC 02H 1 100E 4822 051 51001 R 1129 RES CHIP RC 02H 1 100E 4822 051 51001 R 1130 RES CHIP RC 02H 1 100E 4822 051 51001 R 1131 RES CHIP RC 02H 1 100E 4822 051 51001 R 1132 RES CHIP RC 02H 1 100E 4822 051 51001 R 1133 RES CHIP RC 02H 1 100E 4822 051 51001 R 1134 R...

Page 337: ...1805 RES CHIP RC 01 5 1E 4822 051 10108 R 1807 RES CHIP RC 02H 1 10K 4822 051 51003 R 1842 RES CHIP RC 01 5 1E 4822 051 10108 R 1843 RES CHIP RC 01 5 1E 4822 051 10108 R 1844 RES CHIP RC 01 5 1E 4822 051 10108 R 1846 RES CHIP RC 01 5 10E 4822 111 91885 R 1862 RES CHIP RC 01 5 4E7 4822 051 10478 R 1871 RES METAL FILM 1 4W 0 1 10K 5322 116 82868 R 1872 RES METAL FILM 1 4W 0 1 5K 5322 116 80369 R 187...

Page 338: ...BC858C 4822 130 42513 V 1443 BC858C 4822 130 42513 V 1444 BC858C 4822 130 42513 V 1446 BC858C 4822 130 42513 V 1447 BAV99 5322 130 34337 V 1448 BC848C 5322 130 42136 V 1449 BC848C 5322 130 42136 V 1451 BAV99 5322 130 34337 V 1901 BAV99 5322 130 34337 CONNECTORS X 1101 CONNECTOR 96 P PIN 2 54 5322 265 61238 X 1301 CONNECTOR 9 P PIN DIPS 5322 265 41143 X 1501 CONNECTOR P1 25MMSTR 5322 267 51107 X190...

Page 339: ...e keys rotaries that are activated Diagram 2 The keys and rotaries are both grouped in a matrix The key position is read out by making one of the SW lines low at a time If a key is pressed a low level is switched through to one of the 8 input lines of key latch D5002 The other lines stay at a high level via the pull up resistors R5121 through R5129 Each rotary can occupy 4 different states A rotar...

Page 340: ...4 TRIGGER TB MODE 41 S5016 ACQUIRE 31 S5017 pin hole pin hole 21 S5018 SETUPS SETUPS 11 S5019 AUTO SET AUTO SET 01 S5021 SINGLE SINGLE RESET 72 S5022 STOP 62 S5023 RUN 10x MAGN 52 S5024 CURSORS CURSORS 42 S5026 DTBs DTBs 32 S5027 SOFTKEY 2 SOFTKEY 2 22 S5028 SOFTKEY 1 SOFTKEY 1 12 S5029 STATUS LOCAL STATUS LOCAL 02 S5031 TIME DIV ns MTB ns 73 S5032 TIME DIV s MTBs 63 S5033 TB MODE TRIGGER MTB 53 S...

Page 341: ...CH2 36 S5067 500 CH2 500 CH2 26 S5068 AMPL mV CH2 AMPL mV CH2 16 S5069 CH1 CH2 CH1 CH2 06 S5071 AMPL V CH4 AMPL V CH4 77 S5072 AC DC CH3 AC DC CH3 67 S5073 ON CH3 ON CH3 57 S5074 AMPL V CH3 AMPL V CH3 47 S5076 AC DC CH2 AC DC CH2 37 S5077 ON CH2 ON CH2 27 S5078 AMPL V CH2 AMPL V CH2 17 S5079 AC DC CH1 AC DC CH1 07 R5001 TRACK TRACK A R5002 POS 1 POS 1 B R5003 POS 2 POS 2 3 R5004 DELTA DELTA C R500...

Page 342: ...UNIT DESCRIPTIONS 5 4 4 Unit lay outs TO X5201 ON CRT CONTROL A5 I O C O I D C G C I ...

Page 343: ... CPADOO CPAD01 CPAD02 CPAD03 CPAD04 CPAD05 CPAD06 CPAD07 UFODAVLT UFORD LT 5VD CPDAV LT UFOWR LT UFORES 1 3 5 7 9 11 13 15 17 19 21 23 25 J L 27 2 4 6 8 10 12 14 16 18 20 22 24 26 28 5 6 ST8283 970428 Lay out 14 Large component side of front unit A4 ...

Page 344: ...UNIT DESCRIPTIONS 5 4 4 Unit lay outs TO X5201 ON CRT CONTROL A5 H cc c c IH ...

Page 345: ...02 CPADOO CPAD01 CPAD02 CPAD03 CPAD04 CPAD05 CPAD06 CPAD07 UFODAVLT UFORD LT 5VD CPDAV LT UFOWR LT UFORES 1 3 5 7 9 11 13 15 17 19 21 23 25 J L 27 2 4 6 8 10 12 14 16 18 20 22 24 26 28 4 5 6 ST8283 970428 Lay out 14 Large component side of front unit A4 ...

Page 346: ...73 R5171 C5171 CO 3 C O 3 S C 9 cB s i J _ 3 O 3 O T T S in H S c 3 c3 R5123 R5124 o c in 3 V5008 V5009 R5128 C5155 B R5122 N 3 C O 5 3 R5107 R5106 C5156 C5157 R5126 a 3 c o SC 3 15 3 O 3 C O c o D B A ST8284 970428 nc a J3 _______ CL A6p c 8AS16 e b _______ O 1Lp BC848C Lay out 15 Small component side of front unit A4 ...

Page 347: ...169 R5170 R5121 R5102 R5172 R5173 C5173 R5171 C5171 n n n n n n n n n n D5002 U U U U D U U U U U R5156 R5155 n to L O cc C5158 n n n n n n n 0 0 D5004 o r u u u u u u u C5155 B R5122 o C M 3 R5107 O 3 R5106 C5157 C5156 A6p BAS16 ...

Page 348: ...3 C O 3 R5123 C5155 R5107 R5106 C5156 w a c o 1 C n n n n o N C M V5008 V5009 5 5 G C R5128 R5126 D C B A 5 4 3 2 1 ST8284 870428 nc a X I______C l A6p c BASIS e b n _______n 1Lp c BC848C Lay out 15 Small component side of front unit A4 ...

Page 349: ...UNIT DESCRIPTIONS 5 4 7 5 4 5 Circuit diagrams CS801 10On cs 02 C5603 cseo J 10n ion ion 1 A4 Diagram 1 Front processor ...

Page 350: ...UNIT DESCRIPTIONS 5 4 5 Circuit diagrams CPUWB U 5VD D5004 74LS74 UFODAVHT UfOQAVLT UFORP4J UFOftD LT CPUftCHT 5V0 10 11 _ 12 _________ 13 05004 741S74 8 i CPDAV LT UFOWR LT ...

Page 351: ...OADO 10 UF0AD7 asisa 31Eg H RS164 I 31E6 r s i H ie R5196 T e6 RS1B7 1 31E6 RS168 1 31E6 ftsiao I31E6 RS170 I 31E6 X T T 2 2 p R5172 1 1006 J L CS173 I 2 2 P X CS17 J 220p SW1 05002 csaoi 100n 0 5 6 0 2 1 CS0O3 C5804 1 0 n j j j 1 A4 Diagram 1 Front processor ...

Page 352: ...5 4 8 UNIT DESCRIPTIONS REF NR TYPE 5VD L C 74HC5A1 20 10 CS0Q2 STB286 970428 A4 Diagram 2 Key matrix ...

Page 353: ... V5033 BASIS V50S4 BASIS w V50S6 BASIS V5037 BASIS V5038 BASIS w VS030 BASIS w V5041 BASIS 3 V5W2 BASIS W V5043 BASIS V5044 BASIS w VTO S BASIS w V5047 BASIS S d 35001 Q 031 Q _ 051 Q _ 1b S t S t S t s t S t s t S t T b 071 Q _ V5001 BASIS ROTARY MATRIX LEVEL MTB TRIG LEVEL OELAY TWG POS LEVEL DTB DELAY O p o s i SO i 5 RBI21 SSK2 ...

Page 354: ...5 4 8 UNIT DESCRIPTIONS REF NR TYPE 5VO C 05002 74HC841 20 10 csace STB2M 070428 A4 Diagram 2 Key matrix ...

Page 355: ...22 33575 C 5172 CAP CHIP 63V 5 220pF 4822 122 33575 C 5173 CAP CHIP 63V 5 220pF 4822 122 33575 C 5801 CAP CHIP 63V 10 100nF 4822 122 33496 C 5802 CAP CHIP 63V 10 10nF 5322 122 34098 C 5803 CAP CHIP 63V 10 10nF 5322 122 34098 C 5804 CAP CHIP 63V 10 10nF 5322 122 34098 C 5806 CAP CHIP 63V 10 10nF 5322 122 34098 INTEGRATED CIRCUITS D 5001 INTEGR CIRCUIT P83C652 EBB 077 5322 209 90095 D 5002 I C INTER...

Page 356: ...56K2 4822 051 55623 R 5150 RES CHIP RC 02H 1 100E 4822 051 51001 R 5151 RES CHIP RC 02H 1 100E 4822 051 51001 R 5152 RES CHIP RC 02H 1 100E 4822 051 51001 R 5153 RES CHIP RC 02H 1 100E 4822 051 51001 R 5154 RES CHIP RC 02H 1 100E 4822 051 51001 R 5155 RES CHIP RC 02H 1 100E 4822 051 51001 R 5156 RES CHIP RC 02H 1 100E 4822 051 51001 R 5157 RES CHIP RC 02H 1 100E 4822 051 51001 R 5158 RES CHIP RC 0...

Page 357: ...PEL 5322 130 31928 V 5028 DIODE CHIP BAS16 PEL 5322 130 31928 V 5029 DIODE CHIP BAS16 PEL 5322 130 31928 V 5031 DIODE CHIP BAS16 PEL 5322 130 31928 V 5032 DIODE CHIP BAS16 PEL 5322 130 31928 V 5033 DIODE CHIP BAS16 PEL 5322 130 31928 V 5034 DIODE CHIP BAS16 PEL 5322 130 31928 V 5036 DIODE CHIP BAS16 PEL 5322 130 31928 V 5037 DIODE CHIP BAS16 PEL 5322 130 31928 V 5038 DIODE CHIP BAS16 PEL 5322 130 ...

Page 358: ...5201 the rotaries on the CRT controls unit A5 are read out The rotaries are read out via the ROT BUS lines RA RB RC and RD that are made low one at a time This results in a certain bit pattern at the input of key latch D5002 on unit A4 This bit pattern is read by the microprocessor via enable signal PSEN LT from the front processor on unit A4 Diodes are used throughout the key and rotary matrix to...

Page 359: ...V99 u 1 a1 c2 F R O M X 5 0 0 1 O N F R O N T A 4 X 5 2 0 1 1 2 11 1 0 9 8 7 6 5 4 3 2 1 A fc J L g J g L _i F f t j z 1 1 1 s 5 S T 8 2 8 9 9 7 0 4 2 0 Lay out 1 Smal component side of CRT controls unit A5 Lay out 2 Large component side of CRT controls unit A5 ...

Page 360: ...sna iu o UNIT DESCRIPTIONS 5 5 3 5 5 3 Circiuit diagram X5201 A5 Diagraml CRT controls unit ...

Page 361: ... PEL 5322 130 34337 V 5208 DIODE CHIP BAV99 PEL 5322 130 34337 V 5209 DIODE CHIP BAV99 PEL 5322 130 34337 V 5211 DIODE CHIP BAV99 PEL 5322 130 34337 V 5212 DIODE CHIP BAV99 PEL 5322 130 34337 ROTARY SWITCHES R 5201 SWITCH ROTARY 15 SL PHILICODER 5322 105 90036 R 5202 SWITCH ROTARY 15 SL PHILICODER 5322 105 90036 R 5203 SWITCH ROTARY 15 SL PHILICODER 5322 105 90036 R 5204 SWITCH ROTARY 15 SL PHILIC...

Page 362: ...he primary circuit must be carried out with floating measuring instruments Converter circuit The power supply is a multiple output flyback converter of the SOPS Self Oscillating Power Supply principle Basically the converter consists of a switch with control circuitry transistor V1019 and a transformer T1001 The first switching on of V1019 is initiated by a small current via R1007 R1008 When V1019...

Page 363: ...compensates for gate cathode voltage variations of V1014 due to the temperature Line trigger circuit For triggering purposes a sinusoidal signal at the mains frequency is available Of course there will be no LINE signal if the mains voltage is DC A small signal is picked up with capacitors C1002 C1003 C1004 and C1006 and amplified in N1046 This results in output signal at pin 1 This circuit provid...

Page 364: ...mplitude is about 200 V the negative peak about 40 V During the positive half of the sine wave capacitor C1111 is discharged very little via R1114 When the sine wave reaches its most negative value a small current will pass through Cl 111 and V1106 and this acts as base current for V1102 Due to this the thyristor configuration V1102 1109 will be switched ON and energy is supplied to the resonant c...

Page 365: ...ertor circuit but it will shut down the EHT convertor POWER HT signals to the microprocessor unit A3 that power is going down This gives the processor the opportunity to save important data Temperature protection To protect the circuits against too high temperatures the oscilloscope is provided with an overheat shutdown circuit The temperature of the power supply printed circuit board is monitored...

Page 366: ...1004 X10Q6 ST8290 970420 a a B a a a T T T T T T T T T T T T T fl T T T C D H C M O 3 3 3 a C N J o G O C M O C27 C O C M o in C M O C M O C O C M o C M C M O C M O o C M O C19 eo O N 5 C O O m O o C OC M o o o O o 0 O 8 O C O O 8 3 8 C2 5 Lay out 8 Wire component side of power supply unit A6 ...

Page 367: ...UNIT DESCRIPTIONS 5 6 3 Unit lay outs TO X2401 ON ...

Page 368: ...R1028 11 12 13 X1003 C1006 D 11 12 13 TO MAINS INPUT X1003 ST8290 970420 Lay out 8 Wire component side of power supply unit A6 ...

Page 369: ......

Page 370: ...5 6 6 UNIT DESCRIPTIONS 5 4 3 2 1 5 4 3 2 1 ST8291 770426 Lay out 9 Micro miniature component side of power supply unit A6 ...

Page 371: ......

Page 372: ... 00 o o O o ...

Page 373: ...5 6 6 UNIT DESCRIPTIONS M BASIS A6p BAS31 JSp B2C84 C5V1 22p in 8CS48C 1Lp 8C8S C 3Lp BFB20 1Vd B FB S1 tWp Lay out 9 Micro miniature component side of power supply unit A6 ...

Page 374: ...85 B9 L R1056 A10 R1246C9 C1101 B3 C1286C9 R1057 A10 R1247C9 C1102 C3 L C1291 D8 L R1058 A10 R1248C9 C1103 B3 D1131 B2 L R1061 A13 R1249C9 C1104 B3 H1046 A11 L R1063 A11 R1278 B8 C1106 B4 L1001 D12 L R1064 A11 R1281 B9 C1107B4 L1004 B12 L R1101 B3 R1282 C9 C1108C5 L1006 B11 L R1103 C3 L R1283C9 C1109C4 L1101 C5 L R1104 B3 R1291 D8 L C1111 C4 L1131 C2 L R1106 B3 T1001 C9 L C1112C5 L L1146 B3 L R110...

Page 375: ...81 B9 V1107C4 V1204C8 L V1241 C9 V1283 B9 V1108 B5 L V1206 C8 L V1242 D9 V1284 B9 V1109 B4 L V1207 C8 L V1244 C8 X1001 D1 L V1111 B4 V1208 C8 L V1246 C9 X1002 A5 L V1131 D3 L V1209 C8 L V1271 A10 L X1003 A13 L V1146 A1 L V1211 D8 L V1272 B10 L X1004D5 L V1147 A2 L V1212D6 L V1277 B8 X1006 D5 L V1148 A1 L V1213C6 L V1278 B8 X1007D1 L ...

Page 376: ...UNIT DESCRIPTIONS 5 6 9 5 6 5 Circuit diagrams VOLTAGE STABILIZER SWITCH CONTROLLER CONVERTER dv dt SWITCH LIMITER L1001 taopH 100V 375V I Diagram 1 Converter circuit ...

Page 377: ...UNIT DESCRIPTIONS 5 6 5 Circuit diagrams G LI 001 fKfcjH ...

Page 378: ...5 6 9 VOLTAGE STABILIZER SWITCH CONVERTER dv dt CONTROLLER SWITCH LIMITER L1001 tacipH 1Q O V 37SV I Diagram 1 Converter circuit ...

Page 379: ...5 6 10 t ...

Page 380: ...UNIT DESCRIPTIONS TO TUBE REAR PANEL A2 2 X1001 I 1 TO X1006 ON CONNEC8A10 X1002 AUXILIARY DRIVERS EHT converter and auxiliary circuits ...

Page 381: ... EHT CONVERT ...

Page 382: ...8 51El R1119 51E1 citoe 2n2 C1109 2n2 l V1103 B2XS4B47 H V1104 6AS21 O R1109 12V i R1113 4K04 SME WAVE 200VE V1102 V1106 C1111 BAS21 3n3 V1107 BAS21 X V 108 BYV27 R1116 4K64 TO TUBE REAR MMEL A2 X1001 I 1 AUXILIARY DRIVERS Diagram 2 EHT converter and auxiliary circuits TO X10O6 ON CONNEC8A10 f f ST8293 070426 ...

Page 383: ...UNIT DESCRIPTIONS OUTPUTCIRCUIT V1271 BYV29 T1001 T1001 T1001 now T1001 T1001 now now ...

Page 384: ...5 6 11 12V 5V 10V REFERENCE 18V 10VREF REFNfi TYPE 14RJ 12V 12V N1251________ LM368_______________ N1236 LM339 8 12 STB294 970428 Diagram 3 Output circuit and protection circuits ...

Page 385: ...UNIT DESCRIPTIONS OUTPUTCIRCUIT V1271 BYV20 T1001 T1001 T1001 T1001 T1001 T1001 TI001 T1001 REF ...

Page 386: ...5 6 11 12V 5V 10V REFERENCE 18V REF NR TYPE 14R 12V 12V J N12S1________ LM368 ______ N1236 LM330 3 12 ST8294 970428 Diagram 3 Output circuit and protection circuits ...

Page 387: ...V 10 1nF 4822 122 31746 C 1101 CAP CHIP 63V 10 6 8nF 5322 122 31866 C 1102 CAP CERAMIC 4KV 10 10 33pF 5322 122 33081 C 1103 CAP CHIP 63V 10 47nF 4822 122 32542 C 1104 CAP CERAMIC 63V 5 220pF 4822 122 33575 C 1105 CAP CHIP 63V 10 1pF 5322 126 10511 C 1106 CAP CHIP 63V 10 10nF 5322 122 34098 C 1107 CAP CHIP 63V 10 100nF 4822 122 33496 C 1108 CAP CHIP 63V 10 2 2nF 4822 122 33127 C 1109 CAP CHIP 63V 1...

Page 388: ... C 1241 CAP CHIP 63V 10 10nF 5322 122 34098 C 1244 CAP CHIP 63V 10 100nF 4822 122 33496 C 1245 CAP CHIP 63V 10 220nF 4822 122 32916 C 1247 CAP CHIP 63V 10 10nF 5322 122 34098 C 1251 CAP CHIP 63V 10 100nF 4822 122 33496 C 1252 CAP CERAMIC 63V 5 47pF 5322 122 32452 C 1270 CAP CHIP 63V 10 10nF 5322 122 34098 C 1271 CAP CHIP 63V 10 10nF 5322 122 34098 C 1272 CAP ELECTROLYT 25V 20 2200pF 5322 124 42229...

Page 389: ...369DN NSC 5322 209 30266 N 1236 INTEGR CIRCUIT LM339D SIG 5322 209 70684 N 1251 INTEGR CIRCUIT LM358M NSC 4822 209 60175 RESISTORS R 1001 RES N T C 2 2A 15E 5322 116 34035 R 1002 RES METAL FILM MRS25 1 464E 4822 050 24641 R 1004 RES CHIP RC 02H 1 10K 4822 051 51003 R 1007 RES CHIP RC 02H 1 464K 4822 051 54644 R 1008 RES CHIP RC 02H 1 464K 4822 051 54644 R 1011 RES METAL FILM MRS25 1 316E 4822 050 ...

Page 390: ... 1114 RES CHIP RC 02H 1 68K1 4822 051 56813 R 1116 RES CHIP RC 02H 1 4K64 4822 051 54642 R 1118 RES CHIP RMC1 8 1 51E1 5322 111 91893 R 1119 RES CHIP RMC1 8 1 51E1 5322 111 91893 R 1122 RES METAL FILM MRS25 1 1E 4822 050 21008 R 1123 RES CHIP RC 02H 1 19K6 4822 051 10113 R 1146 RES CHIP RC 02H 1 100K 4822 051 51004 R 1147 RES CHIP RC 02H 1 121K 4822 051 51214 R 1148 RES CHIP RC 02H 1 215K 4822 051...

Page 391: ...051 57502 R 1261 RES CHIP RC 02H 1 1K 4822 051 51002 R 1262 RES CHIP RC 02H 1 1K 4822 051 51002 R 1263 RES CHIP RC 02H 1 100E 4822 051 51001 R 1264 RES CHIP RC 02H 1 100E 4822 051 51001 R 1278 RES CHIP RC 02H 1 1K 4822 051 51002 R 1281 RES CHIP RC 02H 1 21K5 4822 051 52153 R 1282 RES CHIP RC 02H 1 10K 4822 051 51003 R 1283 RES CHIP RC 02H 1 26K1 4822 051 52613 R 1291 RES METAL FILM MRS25 1 100E 48...

Page 392: ... 5322 130 32043 V 1206 DIODE BYV28 150 PEL 5322 130 32043 V 1207 DIODE BYV28 150 PEL 5322 130 32043 V 1208 DIODE BYV28 150 PEL 5322 130 32043 V 1209 DIODE BYV27 150 PEL 4822 130 31628 V 1211 DIODE BYV95C PEL 4822 130 41487 V 1212 DIODE BYV27 150 PEL 4822 130 31628 V 1213 TRANSISTOR BT151 PEL 5322 130 24081 V 1214 DIODE BYV95C PEL 4822 130 41487 V 1216 DIODE BYV27 150 PEL 4822 130 31628 V 1226 TRAN...

Page 393: ...AL Fixing clip for Insulator for Fixing clip for Insulator for Fixing spring for V 1019 V 1019 V 1016 V 1016 EHT multiplier D1131 3 P SNG RT ANG 64 P PIN 2 54MM 5 P SNG STRGHT 2 P SNG RT ANG 2 P SNG RT ANG 2 P SNG RT ANG 5322 265 30433 5322 290 61087 5322 265 30436 5322 265 20525 5322 265 20525 5322 265 20525 5322 492 63721 5322 466 62628 4822 492 63051 5322 255 41133 5322 401 11111 ...

Page 394: ...UNIT DESCRIPTIONS 5 7 1 5 7 RESERVED FOR FUTURE EXTENSIONS ...

Page 395: ...UNIT DESCRIPTIONS 5 8 1 5 8 RESERVED FOR FUTURE EXTENSIONS ...

Page 396: ...UNIT DESCRIPTIONS 5 9 1 5 9 RESERVED FOR FUTURE EXTENSIONS ...

Page 397: ...UNIT DESCRIPTIONS 5 10 CONNECTOR BOARD A10 5 10 1 Unit lay out ...

Page 398: ...I 5 10 1 o o d j 1 f U C O C O o o X X G 32 3 o o A B C C B A 2 1 49 50 ST8295 970420 Lay out 8 lay out of connector board A10 ...

Page 399: ...UNIT DESCRIPTIONS 5 10 CONNECTOR BOARD A10 5 10 1 Unit lay out 28 27 O O X IAJ 2 1 ...

Page 400: ...5 10 1 o o 1 c J C O C O o o X X G 32 B o o A B C C B A 2 1 49 50 ST8295 970420 Lay out 8 lay out of connector board A10 ...

Page 401: ...17 1 1 C16 1 _ TBSMAflT _ STBMTB MT D i C15 V _ STROBE1 HT C l 4 1 _ STROTB HT h C l 3 1 _ STROBED HT C12 _ DLEN1 HT _ SOA C11 1 _ SCL __ ws CIO 1 _ BATTNTHT _ TXTCS LT C9 _ r m _ ROSOP4 T _ _ BATROYHT C8 1 AUE HT _ UFORES C7 1 _ CPR D U C6 _ CRMS x CS _ CTA12 _ CRMO C4 1 _ CPA09 _ CPAD07 C3 m _ CPAD06 _ CPAD04 C2 r _ CPAD03 C1 s 1 _ CPAD01 x i A6 5VD SVD 5SENSE 5VD SVD 5VO 5VA 58V SEN A c V c i 5...

Page 402: ...BATROYHT C11 _ TXTCS LT i A11 810 V 1 _ OPTCS LT x A10 RCSOFTLT C10 1 _ ALE HT i A10 69 i A9 V 1 C9 m I _ CPRD LT A9 00 V _ O PnKH J x AS V 1 CPA13 x C8 _r _ CPWR LT i AS 67 V 1 _ CPWR LT A7 CPA11 C7 1 _ CPA12 i A7 86 _ RESOPT4J A6 1 CPA09 C0 m _ CPA10 1 A0 X 06 _ CRA11 AS 1 CPAD07 cs 1 _ CPAO0 AS 04 V I _ cpAoe A4 1 CRAD06 C4 1 _ CPAD06 i M B3 V _ CRAD05 A3 V 1 CPAD03 C3 _ CPAD04 i A3 02 Q _ CPAD...

Page 403: ...816 n 1 V i _ STRMTB WT 0 M B C15 I _ STROBE1 HT B15 Cl 4 l B14 _ STROTB HT h Cl 3 V 1 _ STROBED HT 013 C12 r _ OLEN1 HT 812 _e _ SOA h C11 1 _ SCL B11 _ ws CIO _ BATTNTHT 810 _ TXTCS LT C9 S _r _ ROSOfMT B9 _ _ BATROYHT C8 1 AUE fT B8 _ UFORES C 7 1 _ CPftO LT 87 C 6 i 86 _ CRA13 CS V _ CPA12 1 05 _ CPA10 C4 v 1 _ CPA09 B4 _ CPA007 C3 v _ CPAD06 B3 _r _ CPAD04 C2 V _ CPAD03 B2 C1 1 _ CPAD01 81 o ...

Page 404: ...2 A2 f _ CPAD01 B 1 _ CPAD00 AT t i ______i i______________ i i______________ i X1008 r C32 f V C31 C30 i ou C26 C27 C26 C28 V C24 f C23 C22 _ YTXTO s X V C21 _ xtxto C20 V CIO zswo s X C16 _ XYSWO C17 _ ZTXTO s C16 V C15 _ 10VREF s C14 C13 _ BAT6ITWT 1 C12 _ BATROYHT V C11 RESOPT LT V C10 V 08 f _ CPA13 1 V C6 f CPAT1 V C7 f _ CPA09 C6 f _ CFAD07 V C5 f _ CREDOS V 04 t _ CPAD03 V C3 _ CPAD01 C2 C...

Page 405: ...A 2 4 C P A 1 3 DJm T 1 V A 2 5 C P A 11 1 V A 2 6 f C P A 0 9 1 1 V A 2 7 C P A D 0 7 1 I V A 2 8 r C P A D 0 5 1 V A 2 9 C P A D 0 3 1 V A 3 0 C P A D 01 1 1 Vi A 31 1 V A 3 2 o r r 5 V D 5 V D 5VD 5V D 5VA 5 V A 18V 12V 12V 12V 12V DJ 7 5 V B A T T X T C S L T A L E H T C P R D L T C P W R L T C P A 1 2 C P A 1 0 C P A 0 8 C P A D 0 6 C P A D 0 4 C P A D 0 2 CPADOO r A R E F DX C1 C 2 C 3 C 4 C...

Page 406: ...V 1 6 c I _ C P A D 0 6 1 Vi 1 5 c i i V 1 8 f C P A D 0 5 1 1 V 1 7 c i i V 2 0 r _ C P A D 0 4 1 1 V 1 9 r i V 2 2 r I C P A D 0 3 1 V 21 c i i V 2 4 r C P A D 0 2 1 1 V 23 r i i V 26 r C PA D 01 1 1 V 25 c i 2 8 I _ CPADOO 1 V 2 7 _ _ r i i i v I TROT1 TROTO TRACE ROTATION X1101 l 1 J_J____ I L J ILLUMO ILLUM 1 ILLUMINATION X1102 I 1 I 1 I L J C O N N E C B 1 S T 8 2 9 7 9 7 0 4 2 8 A10 Diagram...

Page 407: ...Vi A 2 4 C P A 1 3 i i V A 2 5 f C P A 11 i V A 2 6 f C P A 0 9 i i Vi A 2 7 C P A D 0 7 i i Vi A 2 8 r C P A D 0 5 i Vi A 2 9 C P A D 0 3 i i V A 3 0 r C P A D 01 i i V A 31 r i V A 3 2 r n 5 V D 5 V D 5V D 5VD 5VA 5 V A 18V 12V 12V 12V 12V DX R E F 5 V B A T T X T C S L T A L E H T C P R D L T C P W R L T C P A 1 2 C P A 1 0 C P A 0 8 C P A D 0 6 C P A D 0 4 C P A D 0 2 CPADOO DX C1 C 2 C 3 C 4 ...

Page 408: ...V H T 1 7 C _ U F O R D L T 1 9 C _ U FO D A V LT _ C P A D 0 7 1 1 3 r _ C P A D 0 6 V I 1 5 c V _ C P A D 0 5 I 1 7 c I V _ C P A D 0 4 I 1 9 C _ C P A D 0 3 _ C P A D 0 2 23 c C PA D 01 I 2 5 c _ C P A D 0 0 I 2 7 c I V TRACE ROTATION ILLUMINATION X1101 X1102 T R O T 1 r i 1 1 _ 1 _ ILLUMO r I 1 TR O T O I 3 1 ILLUM 1 I 2 2 i I h I L J I _ C O N N E C B 1 S T 8 2 9 7 9 7 0 4 2 8 A10 Diagram 2 C...

Page 409: ...s list CONNECTORS X 1001 50 P DBL STRGHT 5322 265 61242 X 1002 50 P DBL STRGHT 5322 265 61242 X 1003 96 P 2 54MM 5322 267 51108 X 1004 P 1 25MMSTR 5322 267 60311 X 1006 64 P 2 54MM 5322 267 70308 X 1011 3 P SNG STRGHT 5322 265 30434 X 1012 2 P SNG STRGHT 5322 265 20275 ...

Page 410: ...interconnection cables The coaxial cables lead to the already existing 2 pole connectors on signal unit A1 The necessary circuitry is already present on unit A1 Refer for this to figure 1 The Y out requires a small printed circuit board a rear panel BNC socket and a coaxial interconnection cable The small printed circuit board is equipped with soldering pins that fit directly into unit A1 The lay ...

Page 411: ... 8073 1k 1 R 8137 3k16 1 R 8138 3k16 1 V 1001 BF579 V 1002 BF579 X 1011 Male Header Service ord code 4822 051 51213 4822 051 51102 4822 051 51002 5322 111 91893 4822 051 55112 4822 051 58251 4822 051 58251 5322 111 92014 4822 051 10478 4822 051 10478 4822 051 51001 4822 051 51001 4822 051 55112 4822 051 55112 4822 051 51332 4822 051 51471 4822 051 53481 4822 051 51002 4822 051 51002 4822 051 51471...

Page 412: ...UNIT DESCRIPTIONS 5 11 3 Fig 1 Location of options Y out and external trigger ...

Page 413: ...UNIT DESCRIPTIONS ...

Page 414: ...5 11 3 Fig 1 Location of options Y out and external trigger ...

Page 415: ...5 11 4 UNIT DESCRIPTIONS Fig 2 Printed circuit board lay out of Y out unit ...

Page 416: ...UNIT DESCRIPTIONS 5 5 11 12V 12V 12V 12V 12V 12V 12V 12V 12V X1003 YOR HX R1001 11 2 K 1 r 12V X1009 X1010 SCL ST8300 970428 Fig 3 Circuit diagram of Y out unit ...

Page 417: ...UNIT DESCRIPTIONS 12V 12V 12V 12V X1003 YOP HX R1001 I 1 2 K 1 X1009 X1010 SCL ...

Page 418: ...5 11 5 12V 12V 12V 12V 12V 12V 12V YOR HX R1001 1 12K1 I 1 12V 1 SDA 1 SCL ST8300 970428 Fig 3 Circuit diagram of Y out unit ...

Page 419: ... ac dc lf_rej and hf_rej level pp function slope selection noise on off If External trigger is chosen as trigger source then TV trigger mode is not available Line 50 60 Hz mains as trigger source is not available If the External trigger option is present together with Y out option then the DTB gate output of the Y out is not available A diode V7801 BAV99 5322 130 34337 is added on signal unit A1 T...

Page 420: ...board Via protection diodes V2002 the signal is applied to the operational amplifier N2021 This device functions as amplifier and level shifter The analog multiplexer D2031 the output signal MTRIGEXT This signal is applied to the base of transistor V6507 in the MTB trigger section on unit A1 diagram 12 Multiplexer D2031 applies 9 V 9EXT to the diodes V2012 if the external trigger signal is not nee...

Page 421: ...7 5 4E7 5 4E7 5 R 2094 5k11 5 V 2002 BAS28 V 2012 BAS28 V 2053 BC848C V 2064 BC858C V 2093 BZX84 C3V0 X 2001 Male Header 5322 209 14481 5322 116 53588 4822 051 55114 4822 051 55114 4822 051 10106 4822 051 10106 4822 051 52611 4822 051 51473 4822 051 51472 4822 051 53162 4822 051 51472 4822 051 51473 4822 051 52152 4822 051 55112 4822 051 51252 4822 051 51473 4822 051 55112 4822 051 10478 4822 051 ...

Page 422: ...5 11 10 UNIT DESCRIPTIONS 01002 MTREXTSW HD CNT4MT HT Fig 4 Printed circuit board lay out of external trigger unit ...

Page 423: ...DC LIMITER r i i L X2001 0V 1 8V SOmV dht EXTSKa C2003 lOOn 1 SEXT a V2002 BAS26 X C2004 100n 5s u V2002 BAS28 1 5EXT C201 T 0 n V2012 BAS28 AC LIMITER SUPPLY VOLTAGES X2011 T 1 2 V X2012 R2Q81 I 4E7 02081 S 47 I 25V m C2082 100n ...

Page 424: ...5 11 11 AMPLIFIER AND LEVEL SHIFT C2Q23 X2018 REF NO TYPE 12EXT 5EXT GND 9EXT 12EXT N2021 LF357 7 4 D2031 HEF 053 16 6 7 Fig 5 Circuit diagram of external trigger unit ...

Page 425: ...UNIT DESCRIPTIONS C1002 33p DC LIMITER SUPPLY VOLTAGES X2011 T 12V X2012 R2061 f 4 E 7 C2061 S 47 Z 25V m C2062 0 0n 12 ...

Page 426: ...5 11 11 AMPLIFIER AND LEVEL SHIFT C2Q23 AC LIMITER REF NO TYPE 12EXT SEXT GND 9EXT 12EXT N2021 LF357 7 4 D2031 HEF4053 16 e 7 Fig 5 Circuit diagram of external trigger unit ...

Page 427: ...age conditions The tests are made with a stable well focused low intensity display Unless otherwise noted adjust the intensity position and trigger level controls as needed IMPORTANT NOTES The input voltage must be supplied to the CH1 input unless otherwise stated Set the MTB VAR key pair to a suitable position unless otherwise stated Tolerances given are for the instrument under test and do not i...

Page 428: ... mV Rise time 1 ns Fluke 5500A mode volt Fluke 5500A mode edge Time marker generator Repetition rate 0 5s 2 ns Fluke 5500A mode marker Digital multimeter Wide voltage and current ranges Fluke 29 79 with AC DC and resistance ranges High voltage probe Required 1 accuracy model 80K 40 Variable voltage transformer VARIAC Well insulated output voltage 90 264V ac TV pattern generator with video output F...

Page 429: ...TOSET userprog mode the text userprog must be intensified 7 Press softkey VERT 8 Select with softkey 1MO 500 unaffect the unaffect position 9 Check for the instrument settings in the lower part of the viewing area when not available press TEXT OFF until the maximum amount of information is displayed 6 3 2 Power supply This test checks the proper operation of the power supply at all possible line v...

Page 430: ...wave signal of 600 mV pp into 50 2 to input CH1 2 Press the green AUTOSET key Use a 50Q termination at the end of the coax cable For instruments with switchable 50Q input impedance it is recommended to use the internal termination when active the text LZ appears in the lower part of the viewing area For instruments without internal termination an external termination should be used Requirements Ve...

Page 431: ...lines If not readjust the TRACE ROTATION 5 Switch the GND function off and verify that a signal of 8 divisions is displayed 6 Press the TB MODE menu key to display the TB MODE menu 7 Select X DEFL on in this menu the text on must be intensified The name of the displayed menu now changes into TB MODE X DEFL 8 Select ch2 in the TB MODE X DEFL menu 9 Use the X POS control to shift the vertical line t...

Page 432: ...nction generator PM5136 Test set up 5500A OSCILLOSCOPE UNDER TEST 60S CABLE Settings procedure 1 Apply a 50 Hz sine wave signal of 8 V pp to input CH1 2 Press the AUTOSET key and adjust the input signal to an amplitude of 8 divisions 3 Using the CH1 POS control adjust the display around the center of the screen 4 Press the TB MODE menu key to display the TB MODE menu 5 Select X DEFL on in this men...

Page 433: ...C input coupling The waveform must be in the vertical middle of the screen 4 Press the BWL key to activate the bandwidth limiter 5 Press menukey TRIGGER MTB and activate softkey noise on and hf rej 6 Change the input voltage and the setting of CH1 according to table I and verify that the amplitude of the signal agrees with this table The signal should remain positioned in vertical center of the sc...

Page 434: ... divisions Requirements 1 Activate the CH1 GND function and verify that a horizontal line is displayed 2 Select the AC input coupling and verify that a 4 divisions square wave signal is displayed Center this signal in the middle of the screen 3 Select the DC input coupling and verify that the 4 divisions square wave signal moves up This shift is caused by the signal s positive dc component this co...

Page 435: ...e the BWL key to activate the vertical bandwidth limiter The text BWL appears in the display area 8 Slowly increase the frequency to 20 MHz and verify that the vertical deflection has decreased to 4 2 div approximately at 20 MHz 9 Switch the bandwidth limiter BWL off Requirements The vertical deflection must be 4 2 divisions or more For the bandwidth limiter the requirement is 4 2 div approximatel...

Page 436: ...equirements The vertical deflection must be 4 2 divisions or more Repeat the above settings and procedure for CH2 CH3 and CH4 6 3 12 Vertical deflection dynamic range at 25 50 MHz The oscilloscope must be capable of displaying signal amplitudes that are larger than the screen In practice a low frequency signal with an amplitude equivalent to 24 divisions must be displayed with no distortion Test e...

Page 437: ...his test the dynamic range of the amplifier is checked at a high frequency Settings procedure 1 Apply a 200 MHz PM3092 PM3094 or 100 MHz PM3082 PM3084 sine wave signal of 0 8V pp into 50Q to input CH1 2 Press the AUTOSET key and set CH1 to 0 1 V div 3 Use a 50 2 termination Use the internal termination when available 4 Set the amplitude to exactly 8 divisions Requirements Verify that the sine wave...

Page 438: ...rnative constant amplitude sine wave generator SG 503 Test set up 5500A OSCILLOSCOPE UNDER TEST 50 i CABLE Settings procedure 1 Apply a 200 MHz PM3092 PM3094 or 100 MHz PM3082 PM3084 sine wave signal of 0 8V pp into 500 to input CH1 2 Press the AUTOSET key 3 Use a 50Q termination Use the internal termination when available 4 Switch all channels ON 5 Set all channels to 0 1 V div 6 Adjust the gener...

Page 439: ... INV key of CH2 the result is the display of CH1 CH2 8 Press the ON keys of CH1 and CH2 this switches CH1 and CH2 off andonly the differential signal CH1 CH2 is now visible 9 Readjust the VAR function of CH1 or CH2 for minimum amplitude Requirements Verify that the trace height of the CH1 CH2 differential signal is less than 0 08 divisions Repeat the above settings and procedure for CH3 and CH4 PM...

Page 440: ...he linearity of the vertical amplifier is checked by moving a signal with a fixed amplitude vertically over the entire screen area Test equipment Fluke 5500A mode wavegen wave square Alternative function generator PM5136 Test set up 5500A OSCILLOSCOPE UNDER TEST 500 CABLE Settings procedure 1 Apply a 50 kHz square wave signal of 200 mV pp to input CH1 2 Press the AUTOSET key and set CH1 to 0 1 V d...

Page 441: ...with a fast rise time of less than 1 ns and an amplitude of 0 5 V into 500 and a frequency of 1 MHz to input CH1 Set the generator in the edge mode 2 Press the AUTOSET button and set CH1 to 0 1 V div 3 Use a 500 termination Use the internal termination when provided 4 Set the MTB to 50 ns div 5 Press x10 MAGN and turn the X POS control to display the leading edge 6 Turn the TRACE INTENSITY control...

Page 442: ...that the base line jump is not more than 0 2 divisions between 5 00V to 12 5 V div 10 Press the mV key and verify that the base line jump does not 0 2 divisions between 12 5 V div to 5 mV div 11 Press the INV key repeatedly and verify that the base line jump is not more than 0 2 divisions For the PM3094 and PM3084 repeat the above procedure for CH3 and CH4 The CH3 settings are equal to those of CH...

Page 443: ...6 Press menukey TRIGGER MTB 7 Select level pp off and dc trigger coupling in the belonging menu 8 Press menukey TB MODE 9 Select trig in the belonging menu 10 Adjust LEVEL MTB for a triggered display of the leading edge 11 Using the X POS and LEVEL MTB control position the leading edges of the signals in the horizontal center of the screen 12 Using both CH1 and CH2 POS controls adjust the vertical...

Page 444: ...of the leading edge 11 Position the rising edges of the signals in the horizontal center of the screen by means of the X POS and LEVEL MTB control 12 Adjust the two traces between the dotted lines 0 and 100 by means of the CH1 and CH3 POS controls so that both signals cover each other requirements Verify that the delay difference between the two displayed signals is less than 0 5 ns this equals 0 ...

Page 445: ...erate the TRACE SEPARATION keys or the TRACK control and check that the DELAY TB and MAIN TB display can be shifted so that they do not cover each other 6 3 23 Horizontal deflection X deflection The correct working of the X Y mode X DEFL on is tested test equipment Fluke 5500A mode wavegen wave sine Alternative function generator PM5136 test set up 5500A OSCILLOSCOPE UNDER TEST A SCOPE OUTPUT nm r...

Page 446: ...procedure 1 Apply a 50 ns time marker signal to input CH1 2 Press the AUTOSET key 3 Use a 50Q termination For instruments with switchable 50 2 input impedance it is recommended to make use of this feature Put CH1 in 0 2V div 4 Press menukey TRIGGER MTB 5 Select level pp off and dc in the TRIGGER MAIN TB menu 6 Press menukey TB MODE 7 Select trig in the TB MODE menu 8 Adjust the LEVEL MTB rotary fo...

Page 447: ...s 1 8 10 ms 10 ms 1 8 Requirements analog mode 10x MAGN on MGN MTB setting Marker pulse Max error 2 ns 2 ns 3 3 PM3092 94 5 ns 5 ns 3 3 10 ns 10 ns 2 3 0 1 ps 0 1 ps 2 3 6 3 25 Horizontal deflection VARiable mode accuracy MTB The horizontal MTB deflection coefficients can be varied in steps such as done in 6 3 24 A range of much finer steps can also be selected Here the accuracy of this range is c...

Page 448: ...rocedure 1 Switch the MTB VARiable mode off by pressing both MTB TIME DIV keys at a time the readout changes to 2 ps 2 Select 5 ps div for the MTB 3 Switch the deflection error facility of the time marker generator to off 4 Press the CURSORS menukey 5 Select on and time cursors in the CURSORS menu 6 Select A T in the READOUT menu Requirements Position one cursor line exactly on the 2nd time marker...

Page 449: ...flection coefficients with 10x MAGN off and 10x MAGN on MGN in display according to the requirements in the tables Make use of the deflection error readout of the time marker generator Note Error limits must be measured between the 2nd and the 10th graticule line there are 11 graticule lines These are the central 8 divisions With 10x MAGN on MGN the central 10 divisions of the expanded 100 divisio...

Page 450: ...t is between 0 9 1 1 divisions 10 Adjust the delay time to 5 000 ps with the DELAY control 11 Verify that the difference between start of MTB and start of the intensified part is between 9 9 to 10 1 divisions 6 3 29 Horizontal deflection delayed timebase jitter There is a certain instability in the starting point the so called jitter of the DTB The maximum allowed jitter is checked in this test te...

Page 451: ...lternative square wave calibration generator PG 506 test set up 5500A OSCILLOSCOPE UNDER TEST 500 CABLE STBIM settings procedure 1 Apply a 1 kHz square wave signal of 0 1V to input CH1 Generator in mode volt mode and output not terminated into 50Q LZ must not appear in lower part of viewing area 2 Press the AUTOSET key 3 Set CH1 to 20 mV and DC coupled input 4 Select X DEFL on and ch i in the menu...

Page 452: ...luke 5500A mode levsine Alternative constant amplitude sine wave generator SG 503 test set up 5500A OSCILLOSCOPE UNDER TEST 50Q CABLE settings procedure 1 Apply a 50 kHz sine wave signal of 30 mV pp into 50Q to input CH1 2 Press the AUTOSET key and set CH1 to 5 mV 3 Use a 50Q termination For instruments with switchable 50Q input impedance it is recommended to make use of this feature LZ must be vi...

Page 453: ...nerator PM5136 test set up 5500A OSCILLOSCOPE UNDER TEST 500 CABLE settings procedure 1 Apply a 2 kHz sine wave signal of 1 2 V pp to CH1 2 Press the AUTOSET key 3 Adjust the generator to a trace height of exactly 6 divisions 4 Select X DEFL on in the menu under the TB MODE menukey 5 Select chi in the menu 6 Increase the input frequency to 100 kHz requirements Verify that the phase shift is less t...

Page 454: ... vertical center of screen 5 Select trig in the TB MODE menu 6 Press the TRIGGER MTB menu key and select level pp off and dc trigger coupling in the belonging menu 7 Turn LEVEL MTB control for a well triggered signal 8 Decrease the amplitude of the input signal 9 Verify that the signal is well triggered at amplitudes of 0 5 divisions and more 10 Decrease the input frequency to 50 kHz 11 Verify tha...

Page 455: ...ODE menu 6 Press the TRIGGER MTB menu key and select level pp off and dc trigger coupling in the belonging menu 7 Turn LEVEL MTB control for a well triggered signal 8 Decrease the amplitude of the input signal 9 Verify that the signal is well triggered at amplitudes of 0 5 divisions and more 10 Decrease the input frequency to 50 kHz 11 Verify that the signal stays well triggered at amplitudes of 0...

Page 456: ...ts Decrease the amplitude of the input signal and verify that the signal is well triggered on the narrow TV line and the wide TV field pulse at sync pulse amplitudes of 0 7 divisions and more Repeat settings procedure with the generator in ntsc mode settings procedure 6 Select field T field 2 in the TRIGGER MAIN TB menu The generator must be in pal system mode 7 Press menu key DTB and select in th...

Page 457: ...TB on in the belonging menu 9 Set MTB to 0 2 us div and DTB to 20 ns div 10 Adjust the DELAY control to a delay time of 1 000 is 11 Select trig d and dc coupling in the DELAYED TIME BASE menu and press the front panel key TRIG1 Or TRIG2 CH2 on TRIG3 CH3 on TRIG4 CH4 on 12 Adjust the LEVEL DTB control for a well triggered signal intensified part must be visible 13 Operate the TRACE SEPARATION keys ...

Page 458: ...just the DELAY control to a delay time of 1 000 is 11 Select trig d and dc coupling in the DELAYED TIME BASE menu and press the front panel key TRIG1 OrTRIG2 CH2 on TRIG3 CH3 on TRIG4 CH4 on 12 Adjust the LEVEL DTB control for a well triggered signal intensified part must be visible 13 Operate the TRACE SEPARATION keys orTRACK control to separate MTB and DTB for well visible displays 14 Decrease t...

Page 459: ... 5V to input CH1 Adjust the generator to a signal of 2 5 Vpp with an offset of 1 25V 2 Press the AUTOSET key 3 Set MTB to 0 5 ms div 4 Set the trace of CH1 in mid position with the CH1 POS control 5 Apply the same signal by means of the T piece to the Z input rear side 6 Adjust TRACE INTENSITY so that only the bottom half of the square wave is displayed the top half must be just invisible 0 5 ms l...

Page 460: ... CABLE settings procedure 1 Connect the Probe Adjust signal to input CH1 and press the AUTOSET key 2 Select GND of CH1 3 Set the trace in the center of the screen 4 Switches GND of CH1 off 5 Select DC input coupling for CH1 requirements 1 Verify that a positive going square wave signal of 0 6 V pp is displayed i e 3 divisions vertical at 0 2V 2 Verify that the frequency of the displayed signal is ...

Page 461: ...s are done with a well focused low intensity display The calibration parameters are saved after power down if the memory back up batteries are installed Additionally these parameters can be saved into the instrument s non volatile memory This is done by pressing softkey save calibr data and then activation of the pin hole key The number of times that this save action can be done is limited The mem...

Page 462: ...TICAL Y GAIN AND OFFSET Select y gain with the softkeys Adjust the TRACK gain and A offset rotary so that the two horizontal lines coincide exactly with the 2nd and 8th graticule line Select y offs with the softkeys Adjust the TRACK rotary so that the horizontal line is exactly in the middle of the graticule Press softkey accept if the screen calibrations are correct Press softkey RETURN to go to ...

Page 463: ...oftkey MANUAL CALIBR Select If ch1 with the TRACK rotary Select Ifx100 with the softkeys Put CH1 in 1 V div with DC coupled input Apply a square wave signal of 100 kHz and 2 75 V pp into 50Q from a calibrator mode edge to CH1 As an alternative you may use a 100 kHz 5 Vpp square wave from a function generator Use a 500 termination resistor between cable and oscilloscope input Adjust MTB VAR to 2 us...

Page 464: ...e to CH3 As an alternative you may use a 100 kHz 5 Vpp square wave from a function generator Use a 50Q termination resistor between cable and oscilloscope input Adjust MTB VAR to 2 us div Adjust the A rotary for a flat pulse top the initial overshoot should not be adjusted Select Ifxl 0 with the softkeys Put CH3 in 0 1 V div Change the square wave signal into 10kHz 500 mV peak peak Adjust MTB VAR ...

Page 465: ...d minimal pulse distortion aberrations The influence of these adjustments ranges between mid frequency pulse t4 and high frequency pulse tO The requirement is a rise time of 3 6 ns for 100 MHz instruments and 2 ns for 200 MHz This value includes the generator rise time The pulse aberrations must not exceed and 6 excl aberrations of test generator The adjustment of t1 and to should be done in such ...

Page 466: ...ation sticker from the pin hole Press softkey save calibr data Press the pin hole key e g with a paperclip When doing this it is indicated in the viewing area how many calibration fields are free to save calibration data Note The number of times that this save action can be done is limited to 10 Refer to chapter 8 9 2 for how to proceed if the memory is full Close the pin hole key with a new calib...

Page 467: ...rrying handle clear of the front cover Place the instrument with the front cover on a flat surface Pull off both plastic parts that are around the instrument s rear feet Remove the screws 6 that secure the cabinet to the instrument s rear panel Gently slide the cabinet and carrying handle off the instrument ATTENTION When installing the cabinet again special care must be taken that cables are not ...

Page 468: ... be of the original type or a direct replacement Bend the leads to fit the socket or p c b holes and cut the leads to the same length as on the component being replaced See also the Performance Test in this manual When a device has been replaced check the operation of the part of the instrument that may be affected 8 3 STATIC SENSITIVE COMPONENTS In the oscilloscope the black yellow static sensiti...

Page 469: ...P COD3 regulated transformer and Weller LR 20 soldering iron Ordinary 60 40 solder with core and 35 40 W pencil type soldering iron can be used to do the majority of the soldering If a higher wattage rating soldering iron is used on the printed circuit board excessive heat can cause the circuit wiring to separate from the base material 8 4 2 Soldering micro miniature semi conductors Because of the...

Page 470: ... explains this Push down the outside part of the connector in order to lock the cable 8 5 3 Removal of the units in the front frame The plastic front frame incorporates the Front unit A4 and the CRT controls unit A5 The frame can be removed from the chassis by bending out four clamping lips Before doing so unlock the ribbon cable at the connector board Removal of Front unit A4 Pull the self lockin...

Page 471: ...must be discharged by shorting it to the instrument s ground e g the CRT shielding Unplug the 14 3 kV connector from the CRT Unlock the plastic clamps are part of the chassis that secure the lower edges of the unit Slide the unit upwards out of the instrument and unplug the mains input connector 3 thick wires NOTE The power supply unit can be measured under working conditions by using the extensio...

Page 472: ... avoid damage to the side connections of the CRT For correct reinstallation refer to the wiring diagram in chapter 4 2 Bend out the two clamping lips that secure the unit at the top side The unit is loosened now NOTE The unit can be put now in an inclinedposition as shown in figure 8 3 Measuring on the SMD component side in working condition is possible then Measuring the output wires that lead to...

Page 473: ...fix the printed circuit board to the chassis plate Remove 1 long screw that fixes and grounds the screen of the input attenuators to the chassis plate Unplug the blue ribbon cable Lift the rear side of the unit over the plastic stud and slide the unit backwards the unit becomes loose from the chassis now NOTE The unit can be toppled over The SMD component side is accessible now and can be measured...

Page 474: ...of the oscilloscope 8 6 INSTRUMENT REPACKING If the instrument is to be shipped to a Service Centre for service or repair attach a tag showing the full address and the name of the individual at the users firm that can be contacted The Service Centre needs the complete instrument its serial number and a fault description If the original packing is not available repack the instrument in such a way t...

Page 475: ...e ordered Supply voltage Current drain Substitution resistance Dissipated power Dummy load resistors 5 V 1735 mA 2 9ft 5 4W 3x 10S2 4W 4822 112 21054 in parallel 5 2V 550 mA 9 1ft 2 8W 10ft 4W 4822 112 21054 12 V 1160 mA 10 3ft 13 9W 22ft 7W 4822 112 41063 and 27ft 7W 4822 112 41065 in parallel 12 V 850 mA 14 2ft 10 1W 27ft 7W 4822 112 41065 and 33ft 7W 4822 112 41067 in parallel 18 V 350 mA 51 4f...

Page 476: ...re After operation of softkey save calibr data the text XX CALIBRATION FIELDS FREE is displayed XX can be a figure between 10 1 or NO In case o f NO the Flash ROM must be emptied and redundant blocks of calibration data must be removed To have this done send your oscilloscope to the nearest Service Center The data exchange takes place via the oscilloscope s RS232 interface It occurs via a program ...

Page 477: ... For this purpose the circuit diagrams in this manual are provided with DC and AC voltages that can be measured with and additional measuring oscilloscope For details refer to chapter 3 1 4 Voltage values in the circuit diagrams Where no values are mentioned it is often possible to measure by means of comparison between identical circuit parts This can e g be used for the vertical channels MTB DTB...

Page 478: ...ze a fault in the bus by means of isolating a suspected 1Cfrom SCL or SDA lines Proceed as follows to reach the tests Press menukey UTILITY Press softkey MAINTENANCE Now softkey selection is possible between SELFTEST and REPAIR TOOLS 8 12 3 Selftest Under the softkey SELFTEST it is possible to run tests for the microprocessor memories This comprises a checksum test for the ROM and a non destructiv...

Page 479: ...CORRECTIVE MAINTENANCE PROCEDURES 8 13 STB302 970426 C 8US H ff B U S 12C BUS Figure 8 5 Configuration of mmicroprocessor control part ...

Page 480: ...NT UNIT A5 CRT CONTROLS 6 ANALOG INPUTS o D D N o D1001 CENTRAL o D PROCESSOR ROM READ ONLY MEMORY RAM RANOOM ACCESS MEMORY DAC POT D1112 16 ANALOG VOLTAGES 0 10V SDA DAC SCL N8005 SDA DAC SCL N1001 8 ANALOG OUTPL 0 10V TIME BASE 8 ANALOG OUTP1 0 10V FINAL Y ...

Page 481: ...8 13 C 8US HB BUS 12C BUS A2 FINAL XYZ AMPLIFIER i A6 P0WER SUPPLY STB302 970426 Figure 8 5 Configuration of mmicroprocessor control part ...

Page 482: ...eft X indicates the rotation speed ILLUM L ROX TEXT INTENSITY L R1X TRACE INTENSITY L R2X POS CH2 L R3X LEVEL DTB L R4X HOLD OFF L R5X POS CH4 L R6X LEVEL MTB L R7X FOCUS L R8X FOCUS L R8X TRACE ROT L R9X TRACK L RAX POS CH1 L RBX delta L RCX DELAY L RDX POS CH3 L REX X POS L RFX Keys A autorepeat M more than 1 key pressed X P is function off X U is function on CAL XOO AUTOSET X01 STATUS LOCAL X02...

Page 483: ...is input ACH5 TBSMART the voltage value representing the state of a number of time base circuits is applied here TBSMART originates from unit A1 and is applied to unit A3 ACH4 the applied voltage is used as a reference and derived from reference voltage 5VREF via voltage divider R1003 R1004 unit A3 The second line displays in sequence ACH3 the applied voltage is 0 volt CAL ground Decimal value app...

Page 484: ...ts 4 5 6 7 Character G represents the information for D9011 outputs 14 13 12 11 Character H represents the information for D9011 outputs 4 5 6 7 Note the data for D9013is not displayed This bufferis only used when turning on the oscilloscope it tests if hardware and software belong to each other 8 12 4 6 Repair tools cbus To control on off functions in the CH1 CH4 attenuators and in the main and d...

Page 485: ... A1 Control circuits 7 Y N2002 A2 Final X amplifier control 8 Y D1112 A3 Potentiometer DAC IEEE The character Y points to a certain output within the selected DAC IC The table shows this for N9001 N9002 N9003 and N8005 on unit A1 Y value Pin Name of generated signal number N9001 N9002 N9003 N8005 X O 11 PAIOFFSTRG AT3LFCAL DLDOFFSET TBINTTRAT XA X 1 13 PA1OFFSET AT30FFSET PA40FFSTRG DTBVAR X 2 14 ...

Page 486: ...a big number of adjustments are performed automatically The advantages are high measuring accuracy considerable gain of time The manual calibration adjustment is limited to a job of half an hour The autocal procedure consists of a number of adjustment steps that are performed in sequence Each step comprises a series of attempts via successive approximation to obtain the ideal adjustment The proced...

Page 487: ...e The error code gives information in what circuit part the fault may be found This circuit part lies of course between input stimulus and output response This publication gives a survey to indicate for each error code the circuit part to be involved 8 13 3 HOW TO USE THE ERROR CODE LISTS The error codes are listed in sequence of error number 001 002 etc They are grouped per function time base fin...

Page 488: ... s Control signal Output 001 MTB 0 5us div C6011 003 MTB 1us div VAR STRCALM 004 MTB 20us div C6012 A1 15 V8003 MTBVAR MTBCALTST 006 MTB 40us div VAR TBCALREF A1 16 R6009 A1 16 D6011 007 MTB 5ms div C6013 A1 16 D6011 008 MTB 10ms div VAR 002 DTB 0 5us div C7011 STRCALD A1 15A 8007 DTBVAR DTBCALTST 005 DTB 20us div C7012 TBCALREF A1 17 R7009 A1 17 D7011 A1 17 D7011 Final amplifier autocalibration S...

Page 489: ...delay line driver and channels 4 3 2 and 1 As input is used the accurate signal ATCAL generated by circuit with D1152 N1104 on the circuit diagram of the input attenuators unit A1 The output signals are measured on the Y deflection plates of the CRT YCAL Delay line driver offset The delay line driver input signals FNC OUTO and FNC OUT1 are differentially 0 V D A C output DLDOFFSET is adjusted such...

Page 490: ...ain CH4 ATCAL AT4LOOPCOR YCAL LF square wave A1 4 V4001 024 Attenuator offset Attenuator AT40FFSET YCAL 2 5mV div 1 2 5 A1 4 R4039 026 Preampl offset CH4 5mV div VAR4 PA40FFSET YCAL 028 idem 10mV div A1 7 R4211 A1 7 R4203 02A idem 20mV div Channel 3 031 POS midscreen CH3 10mV div 033 idem 5mV div ATCAL POS3 YCAL 035 idem 5mV div A1 3 R3008 A1 8 R3308 A2 2 R1309 037 idem lOmV div 039 idem 20mV div ...

Page 491: ...enuator 1 2 5 AT20FFSET A1 2 R2039 YCAL 046 048 04A Preampl offset CH2 5mV div idem 10mV div idem 20mV div VAR2 A1 6 R2211 PA20FFSET A1 6 R2203 YCAL Channel 1 051 053 055 057 059 POS midscreen CH1 10mV div idem 5mV div idem 5mV div idem 10mV div idem 20mV div ATCAL A1 1 R1008 POS1 A1 8 R1308 YCAL A2 2 R1309 052 DC loopgain CH1 LF square wave ATCAL AT1LOOPCOR A1 1 V1001 YCAL 054 Attenuator offset 2...

Page 492: ...ering passes the trigger gap Error code Calibration step Input Control signal Output 0A1 0A2 0A3 0A4 Trigger offset mtb pk pk slope idem slope idem ac slope idem ac slope LEVMTB A1 12 R6622 MTRBAL A1 12 R6709 MTBCALTST A1 16 D6011 0A5 0A6 Trigg offs mtb CH4 slope idem slope 1 ATCAL A1 4 R4008 PA40FFSTRG A1 7 R4229 MTBCALTST 0A7 0A8 Trigg offs mtb CH3 slope idem slope 1 ATCAL A1 3 R3008 PA30FFSTRG ...

Page 493: ... 061 062 063 Offset normal Offset invert Gain position 1 ATCAL I A1 4 R4008 POS4 A1 8 R4308 YCAL A2 2 R1309 064 065 066 067 068 069 06A 06B 06C 06D Gain x1 2mV div Gain 2 5 2mV div Gain x1 5mV div Gain 2 5mV div Gain x1 10mV div Gain 2 10mV div Gain x1 20 mV div Gain 2 5 20mV div Gain x1 50mV div Gain 12 50mV div r ATCAL VAR4 A1 7 R4211 YCAL Channel 3 071 073 Offset normal Gain position 1 ATCAL J ...

Page 494: ...V div ATCAL VAR2 YCAL 089 Gain 12 10mV div A1 6 R2211 08A Gain x1 20 mV div O v t 08B Gain 12 5 20mV div 08C Gain x1 50mV div 08D Gain 12 50mV div Channel 1 l 091 Offset normal 1 1 ATCAL POS1 YCAL 093 Gain position J1 A1 1 R1008 A1 8 R1308 A2 2 R1309 094 Gain x1 2mV div 1 i 095 Gain 2 5 2mV div 096 Gain x1 5mV div t 097 Gain 12 5mV div 098 Gain x1 10mV div ATCAL VAR1 YCAL 099 Gain 2 10mV div A1 6 ...

Page 495: ...TST A1 17 D7011 0C5 Trigg gap MTB upper normal 0C6 idem lower normal LEVMTB A1 12 R6622 MTRSEN A1 12 R6554 0C7 0C8 idem upper noise idem lower noise MTBCALTST 0C9 idem upper autoset OCA idem lower autoset j OCB Trigg gap DTB upper normal OCC idem lower normal LEVDTB A1 14 R7681 DTRSEN A1 14 R7554 OCD OCE idem upper noise idem lower noise DTBCALTST OCF idem upper autoset 0D0 idem lower autoset j 0D...

Page 496: ...und connections For this purpose set the mains switch to ON The insulation resistance shall not be less than 2 M 1 NOTE The insulation resistance of 2 M il is a minimum requirement at 40 C and 95 relative humidity Under normal conditions the insulation resistance should be much higher 10 2 0 Mil 9 5 CHECKING LEAKAGE CURRENT The leakage current shall be measured between each pole of the line power ...

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