Tektronix 465 Instruction Manual Download Page 1

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Summary of Contents for 465

Page 1: ...Tektronix Inc P O Box 500 Beaverton Oregon 97077 070 1861 00 TEKTRONIX 465 OSCILLOSCOPE WITH OPTIONS SN B250000 UP SERVICE INSTRUCTION MANUAL First Printing AUG 1974 REPRINTED JULY 1975 ...

Page 2: ...ssure you the fastest possible service Please Include the instrument Type Number or Part Number and Serial Number with all requests for parts or service Specifications and price change privileges reserved Copyright 1974 by Tektronix Inc Beaverton Oregon Printed in the United States of America All rights reserved Contents of th is publication may not be reproduced in any form without permission of ...

Page 3: ...xis Input Output Resistances Cathode Ray Tube CRT OPERATING INFORMATION Introduction Instrument Repackaging Operating Voltage CONTROLS AND CONNECTORS Introduction Cathode Ray Tube CRT and Display Vertical Deflection System Channel 1 and Channel 2 A and B Triggering A and B Sweep Calibrator and Power Rear Panel OBTAINING BASIC DISPLAYS Introduction Normal Sweep Display Magnified Sweep Display Delay...

Page 4: ...e Gates 3 6 Switching Multlvlbrator 3 7 Delay Line Driver 3 9 Reference Feedback Amplifier 3 9 Normal Trigger Pickoff 3 9 VERTICAL OUTPUT AMPLIFIER 3 9 Introduction 3 9 Delay Line 3 9 Vertical Output Amplifier Discrete Version 3 9 Vertical Output Amplifier IC Version 3 10 A AND B TRIGGER GENERATORS 3 10 Introduction 3 10 Trigger Source 3 10 Trigger Coupling 3 10 Input Source Follower 3 10 Paraphas...

Page 5: ...IZONTAL AMPLIFIER Introduction X Axis Amplifier Input Paraphase Amplifier Gain Setting Amplifier Output Amplifier CRT CIRCUIT Introduction High Voltage Oscillator High Voltage Regulator High Voltage Rectifier and Output CRT Control Circuits Z Axis Ampliflfer DC Restorer Circuit CALIBRATOR Introduction Multivibrator Output Amplifier A TRIGGER VIEW AMPLIFIER Introduction Amplifier LOW VOLTAGE POWER ...

Page 6: ...ose Limits and Tolerances Line Voltage Selection Equipment Required Special Fixtures Test Equipment Alternatives INDEX TO PERFORMANCE CHECK VERTICAL TRIGGERS HORIZONTAL CALIBRATION Purpose Limits and Tolerances Step Titles Line Voltage Selectlon Internal Adjustments Display Test Equipment Required Interactions INDEX TO CALIBRATION PROCEDURE POWER SUPPLY DISPLAY AND 2 AXIS VERTICAL TRIGGERS HORIZON...

Page 7: ...etailed block diagram of the CRT and Z Axis circuits 3 17 Fig 3 9 Detailed block diagram of the Calibrator circuit 3 19 Fig 3 10 Detailed block diagram of the Trigger View Amplifier 3 20 Fig 3 11 Detailed block diagram of the Low Voltage Power Supply 3 21 Fig 3 12 Foldover circuit action 3 22 Fig 4 1 Removing the wrap around cabinet 4 1 Fig 4 2 Color codes 4 4 LIST OF TABLES Page Page 2 1 REGULATI...

Page 8: ...1861 19 Fig 1 1 465 Oscilloscope ...

Page 9: ...cations apply over an ambient temperature range of 15 C to 55 C unless otherwise specified Warm up time for specified ac cu racies is 20 minutes The calibration procedure given in section 6 if performed comp letely will allow an instru ment to meet the electrical characteristics listed below VERTICAL DEFLECTION SYSTEM Deflection Factor Calibrated range is from 5 millivolts to 5 volts division in 1...

Page 10: ...y specifications apply over full 10 d ivisions unless otherwise specified Sweep accuracy over any 2 or less division portion of the sweep is within 5 Exclude the first and last magnified divisions of the 5 nanosecond and 1 2 10 nanosecond division magnified sweep rates Also exclude the first and last 50 nanoseconds of the 5 1O and 20 nanoseconds division sweep rates Mixed sweep accuracy is within ...

Page 11: ...Line Voltages 110 115 120 220 230 or 240 Volts ac all with in 10 depending on the settings of the Line Voltage Selector switch and the Regulating Range Selector assembly with a line frequency of 48 to 440 hertz Maximum power consumption is 75 watts at 115 volts ac 60 hertz CATHODE RAY TUBE CRT Graticule Area Eight by 10 centimeters Phosphor P31 is the standard phosphor with P1 1 offered as an opti...

Page 12: ...External Trigger Input Capacitance Twenty picofarads with in 30 HORIZONTAL DEFLECTION SYSTEM A Sweep Length 10 5 to 11 5 divisions 1 4 Magnifier Registration There shou ld be 0 2 division or less difference at graticule center when switching from MAG on to MAG off Position Range Should be able to position the start of the sweep to the right of graticule center and the end of the sweep to the left ...

Page 13: ...ceed as follows 1 Disconnec t the instrument from the power source 2 To convert from 115 volts nomin I to 230 volts nominal line voltage set the selector switch to the 230 volts position toward the rear of the instrument Change the line cord plug to match the power source or use a 115 to 230 volt adapter Check for correct fuse for the line voltage selected see Table 2 1 REV C JUNE 1975 NOTE The po...

Page 14: ...used in conjunction with the FOCUS con trol to obtain a well defined dis play Does not require read just ment in normal use 6 TRACE TION ROT A Screwdriver adjustment to align the trace w ith the horizontal graticule lines Vertical Deflection System Channel 1 Channel 2 7 POSITION 8 CH 1 OR X 9 CH 2 ORY 10 VOLTS DIV 11 VAR _I Controls the vertical position of the trace In the X Y mode of opera tion ...

Page 15: ...7 CHANNEL2 REV A JAN 1975 Operating lnformation 465 Service SN B250000 up CRT A B SWEEP CALIBRATOR Fig 2 2 Front and rear panel controls and connectors B TRIGGERING A TRIGGERING 1861 23 2 3 ...

Page 16: ...kilohertz Rejects de and attenuates all signals out side the above range DC Accepts all trigger signals from de to 100 megahertz or greater 18 SOURCE 19 SLOPE Selects source of trigger signal NORM Internal trigger signal ob tained from Vertical Deflection System Actual source is signal s displayed on crt CH 1 A sample of the signal con nected to the CH 1 OR X input connector is used as a trigger s...

Page 17: ...nner dark knob selects sweep rate of the B sweep circuit tor delayed sweep operation only VAR control must be in calibrated detent for cali brated A sweep rates Operating lnformatlon 465 Service SN B250000 up 27 VAR Provides continuously variable A sweep rates between the cali brated settings of the A TIME DIV switch The A sweep rate is calibrated when the VAR control is fully clockwise into the c...

Page 18: ...MODE Switch CH 1 VOLTS DIV Switches 2 6 Proper position deter mined by amplitude of signal to be applied VOLTS DIV VAR Controls Input Coupling Switches Vertical POSITION Controls 20 MHz BW Switch INVERT Switch INTENSITY Control FOCUS Control SCALE ILLUM Control Calibrated detent AC Midrange Not limited Button out Fully counterclockwise Midrange Midrange Trigger Controls lboth A and B if applicable...

Page 19: ...tion 465 Service SN 8250000 up SOURCE switch is in the LINE position a sample of the line voltage will have to be supplied to the B Trigger circuit th rough the B EXT trigger input with the B SOURCE switch in th e EXT position Mixed Sweep Displays 1 Preset the instrument controls and follow steps 1 through 6 for obtaining a Normal Sweep Display 2 Pull out on the B TIME DIV switch knob and tL1rn cl...

Page 20: ...vided to aid in un derstanding the overall concept of the 465 Oscilloscope before the individual circuits are discussed in detail A basic block diagram of the 465 Oscilloscope is shown in Fig 3 1 Only the basic interconnections between the individual blocks are shown on th is diagram Each block represents a major circuit within the instrument The number on each block re fers to the complete circui...

Page 21: ... source controls The A Sweep Generator circuit when initiated by the A Trigger Generator circuit produces a linear sawtooth output signal the slope of which is controlled by the A TIME DIV switch The TRIG MODE switch controls the operating mode of the A Trigger Generator circuit In the AUTO position the absence of an adequate trigger signal 3 2 for about 100 milliseconds after the end of holdoff c...

Page 22: ...be S5 INPUT r COUPLING 7 Circuit Description 465 Service SN B250000 up S10 The Power Supply circuit provides the low voltage power necessary for operation of this instrument This voltage is distributed to all of the circuits in the instrument The Calibrator circuit produces a square wave output with accurate voltage and current amplitudes which can be used to check the calibrationof the instrument...

Page 23: ...ace remains on screen when switched to the AC position Input Attenuator The effective overall deflection factor of each channel of the 465 is determ ined by the appropriate VOLTS DIV switch The basic deflection factor of the Vertical Deflec tion System is 5 millivolts division of crt deflection To achieve the deflection factor values indicated on the front panel precision attenuators are switched ...

Page 24: ...mitters of 0122 and 0124 The VAR control R112 when rotated out of the calibrated detent position also adjusts the signal current into 0122 and 0124 to provide uncalibrated deflection factors between REV B APR 1975 Circuit Description 465 Service SN 8250000 up the calibrated settings of the VOLTS DIV switch Variable balance adjustment R120 adjusts for no baseline shift of a crt display when rotatin...

Page 25: ...r Generator circuits In the CH 2 positions of the SOURCE switches VERTICAL SWITCHING Introduction The Vertical Switching Circuit determines whether the Channel 1 and or Channel 2 signals are connected to the Vertical Output Amplifier circuit In the alternate and 3 6 chopped modes of operation both channels are alternate ly displayed on a shared time basis Fig 3 4 shows a detailed block diagram of ...

Page 26: ... VERT MODE switch Q352 is forward biased to supply current to tile on Switclling Multivibrator transistor through R352 and CR368 or CR378 For example if 0374 is conducting current is supplied to 0374 through R352 and CR378 The current flow through collector resistor R371 drops the CR305 REV B JUNE 1975 CR307 cathode level negative so that the Channel 1 Diode Gate is blocked as for Channel 2 only o...

Page 27: ...ining components in the CHOP mode are C368 R368 R370 and R378 The switching ac tion occurs as follows when 0374 is on C368 attempts to charge to 8 volts through R368 The emitter 3 8 of 0364 slowly goes toward 8 volts as C368 charges The base of 0364 is held between 8 volts and the collector level of 0374 by voltage divider R365 R374 When the emitter voltage of 0364 reaches a level slightly more ne...

Page 28: ... of 0332 The level at the emitter of 0332 follows the average voltage level at the emitters of the Delay Line Driver The REV C JUNE 1975 Circuit Description 465 Service SN 8250000 up shunt diodes are clamped near their switching level and therefore can be switched very fast with a minimum amplitude switching signal This maintains about the same current th rough the Diode Gate shunt diodes so they ...

Page 29: ...ternal trigger signal The B Trigger SOURCE switch does not have a 3 10 LINE or an EXT 10 position but has a STARTS AFTER DELAY position In the LINE position a sample voltage at the power line frequency is obtained from the secondary of power transformer T1501 in the Low Voltage Power Supply circuit To prevent unwanted attenuation of the trigger signal by the low frequency reject circuit the Trigge...

Page 30: ...nd of the sweep time and during holdoff a negative level is applied to the anode of CR652 LOGIC 1 MULTl VIBRATOR 01012 Q1014 SWEEP START Circuit Description 465 Service SN 8250000 up thereby resetting both CR650 and CR652 to thei r low voltage states The reset level remains during holdoff time to ensure that a sweep gating signal will not be generated until the sweep circuit has returned to its qu...

Page 31: ... 01038 to about 1 8 volts This biases 01038 off preventing the A sawtooth signal from passing to the Horizontal Amplifier 3 12 Sweep Start Amplifier Just before the sweep starts to run down the levels at the bases of 01002 A and B are approximately equal When the sweep starts to run down the base of 010028 goes negative which increases the forward bias on CR1004 This in turn decreases the forward ...

Page 32: ... the B Sweep Generator circuit to initiate B Sweep generation Sweep Control Integrated Circuit U870 is the Sweep Control integrated circuit Several functions are performed in th is stage depending on the mode of operation of the instrument sweep generators The following is a brief explanation of the function associated with each pin of the IC Pin 1 This is the positive Auto Sense input The signal ...

Page 33: ... Multivibrator through CR809 All three gate sources must be in their LO state for B Sweep to be triggerable any one of the sou rces in its HI state will disable the B Trigger Generator tunnel diodes B Sweep Latch Q822 and 0828 compose the B Sweep Latch Quiescently before either the A or B Sweeps have reached their maximum amplitudes both transistors are off Then the sweep reset pulse from whicheve...

Page 34: ...and the B GATEoutputsignals available at the instrument rear panel The output signals are positive going rectangular waveforms approximately 5 5 volts in amplitude The amplitude is set in the collectors of 01304 and 01324 For example when 01304 is conducting the REV A APR 1975 Circuit Description 465 Service SN 8250000 up base of 01314 can go no more negative than approximate ly 0 7 volt limited b...

Page 35: ... Setting Amplifier Q1226 and 01236 are an emitter coupled push pull amplifier stage 01244 is a constant current supply for the stage The gain of the Horizontal Amplifier is controlled by adjusting the resistance connected between the emitters 3 16 of this stage The X1 Gain adjustment R1237 adjusts unmagnified horizon tal gain and the X10 Gain adjustment R1238 adjusts magni fied horizontal gain Mag...

Page 36: ...led block diagram of the CRT circuit A schematic of this circuit is shown on diagram 10 at the rear of this manual High Voltage Osclllator Q1418 and associated circuitry compose the high voltage oscillator that produces the drive for high voltage transformer T1 420 When the instrument is turned on current through 01416 provides forward bias for 01418 Transistor Q1418 conducts and its collector cur...

Page 37: ...om increasing This prevents th e crt cathode supply from going more negative than approximately 3000 volts 3 18 High Voltage Rectifiers and Output The high voltage transformer Tl 420 has two output windings One winding provides heater voltage for the cathode ray tube The heater voltage can be supplied from the High Voltage Supply since the cathode ray tube has a very low heater current drain The c...

Page 38: ...e of the voltage swings present at the junction of CR1482 and CR1483 is determined by the voltage levels established by the Z Axis Amplifier and the CRT Bias adjust circuit CALIBRATOR Introduction The Calibrator circuit produces a square wave output signal with accurate voltage and current amplitudes This output is available as a voltage or current at the Circuit Description 465 Service SN B250000...

Page 39: ...e Power Supply circuit provides the operating power for this instrument from five regulated supplies and one unregulated supply Electronic regula tion is used to provide stable low ripple output voltages Fig 3 11 shows a detailed block diagram of the Power Supply circuit A schematic of this circuit is shown on diagram 12 at the back of this manual Power Input Power is applied to the primary of tra...

Page 40: ...R15 14 VR1515 55 SER IES REGU LATOR 01 534 55V UNREGULATED SERIES REGULATOR 0 1516 120 V 110V 55 V l__________ ___________________ _ LIN E TRIGGER SIGNA L 15 V RECTIFIER 1 CR1541 R 1543 R1 544 5 V 15 V SEAi ES REGULATOR 0 1546 15 V RECTI FIE R t 1 _ __ CR1551 8 V RECTIFIER CR1561 55V R1553 R 1554 5 V RE I 1oA t 5 V 01556 8 V SERIES REGULATOR l sv 01566 186 1 16 Fig 3 11 Detailed block diagram of t...

Page 41: ...r C1510 C1511 and R1511 compose a wave shaping circuit that provides a sample of the ac voltage present in th e secondary of T1501 to the trigger circuitry for use in the LINE positions of the Trigger SOURCE switches CR 1512 provides a relatively fast discharge path for C1542 when instrument power is turned off FAN MOTOR CIRCUIT The fan motor used in the 465 is a brushless de fan motor using Hall ...

Page 42: ... frequency of maintenance A convenient time to perform preventive maintenance is just prior to recalibration of the instrument Cleaning The cabinet provides protection against dust in the interior of the instrument Operation without the cabinet in place necessitates more frequent cleaning The front cover provides a measure of dust protection for the front panel and the crt face The front cover sho...

Page 43: ...cleaned in the following manner 1 Hold the filter in a vert ical position and brush lightly with a number 7 soft watercolor brush to remove light coatings of dust and lint 2 Greasy res idues or dried on dirt can be removed with a solution of warm water and a neutral pH liquid detergent Use the brush to lightly scrub the filter 3 Rinse the fil ter thoroughly in clean water and allow to air dry 4 2 ...

Page 44: ...or a no visible display condition These can be found on pullout pages in the Diagrams section Diagrams Complete circuit diagrams are given on foldou t pages in the Diagrams section The portions of the circuit mounted on circuit boards are enclosed with blue lines The component number and electrical value of each component in this instrument are shown on the diagrams see the first page of the Diagr...

Page 45: ...M ELECTROLYTICS DIPPED FIGURES MULTIPLIER TOLERANCE MULTIPLIER TOLERANCE TANTALUM VOLTAGE over 10 pF under 10 pF RATING BLACK 0 1 1 20 2pF 4VDC BROWN 1 10 1 10 1 0 1 pF 6VDC RED 2 10 2 or 100 2 10 2 or 100 2 10VDC ORANGE 3 103 or 1 K 3 10 3 or 1000 3 15VDC YELLOW 4 10 4 or 10 K 4 10 4 or 10 000 100 9 20VDC GREEN 5 105 or 100 K 105 or 100 000 5 o 5 pF 25VDC BLUE 6 10 6 or 1 M 10 6 or 1 000 000 35VD...

Page 46: ...sweep rate 0 5 second division to 0 05 microsecond division A 10X 10 megohm voltage probe should be used to reduce circuit loading for voltage measurements REV A JAN 1975 Maintenance 465 Service SN B250000 up Purpose To check operating waveforms Example Tektronix 465 Oscilloscope with a P6065A 10X probe 3 Multimeter Description Non loading digital multimeter Voltmeter 10 megohm input impedance and...

Page 47: ...recommended test equipment front panel control settings voltage and waveform conditions and test equipment cable connection instructions Voltages and waveforms given on the schematics should be checked against each instru ment while it is operating properly Deviations should be noted on the schematics for later reference B Check Individual Components The following procedures describe methods of ch...

Page 48: ...on polarity C Resistors Check the resistors with an ohmmeter Check the Electrical Parts List fO tolerance of the resistors used in this instrument Resistors normally do not need to be replaced unless the measured value varies widely from the specified value REV B APR 1975 Maintenance 465 Service SN 8250000 up D Inductors Check for open inductors by checking continuity with an ohmmeter Shorted or p...

Page 49: ...fier Attenuator circuit boards are made of material easily damaged by excessive heat When soldering to these boards do not use a soldering iron with a rating of more than ap proximately 15 watts Avoid prolonged applications of heat to circuit board connections Use only isopropyl alcohol when cleaning this circuit board The following technique should be used to replace a component on the circuit bo...

Page 50: ...n the manner given under Cabinet Removal at the beginning of this section 2 Rem ove the knobs from the VOLTS DIV switches and from the Input Coupling switches The knobs on the VOLTS DIV switches must have a set screw in each one loosened use a 1 16 Allen wrench before they can be removed while the knobs on the Input Coupling switches are held on by spring clips and can be pulled off REV A JAN 1975...

Page 51: ...he red and black wires and the ground braid from the back of the board near P5 d The 2 wires midway back on the trigger board near the 3 16 post e The red wire near the front of the trigger board near the 2 coaxial cables from the trigger view amplifier circuit 3 Unsolder the 2 wires from the circuit board that run to the A TRIG HOLDOFF control through a harnessed cable and the 2 connections to th...

Page 52: ... to remove the rear ring assembly as for cabinet removal see Fig 4 1 and the Regulating Range Selector cover to allow removal of the panel REV A JAN 1975 Maintenance 465 Service SN 8250000 up 3 Remove the actuating shaft from the POWER switch coupler Be careful not to damage the switch coupler 4 Remove the POWER switch mounting bracket from the Trigger board 5 Unsolder the transformer leads from t...

Page 53: ...he plastic corner pads may fall out during removal save them for reinstallation 13 Reverse the above procedure to install a crt Observe the following precautions 4 12 a Be sure to guide the anode lead through the hole in the crt shield while pushing the crt into the instrument b Be sure the plastic corner pads are securely seated c Be sure the plastic centering ring firmly centers the crt neck Rep...

Page 54: ...tch is on The chassis mounted power supply transistors and their mounting bolts are insulated from the chassis In addition silicone grease is used to increase heat transfer capabilities Re install the insulators and replace the silicone grease when replacing these transistors The grease should be applied to both sides of the mica insulators and should be applied to the bottom side of the transisto...

Page 55: ...nector is replaced If the individual end lead pin connectors are removed from the plastic holder note the color of the individual wires for replacement Ceramic Terminal Strips Replacement strips including studs and spacers are supplied under separate part numbers However the old spacers may be re used if they are not damaged The applicable Tektronix Part Numbers for the ceramic strips and spacers ...

Page 56: ...ions usage and recommended types see Table 6 2 in the Calibration section 1 Calibration Generator 2 Square wave Generator 3 Leveled Sine wave Generator 4 Time mark Generator 5 42 Inch 50 ohm BNC Cable 2 Required 6 Dual Input Coupler 2 Required 7 GR to BNC Female Adapter 8 X10 BNC Attenuator 9 X2 BNC Attenuator 10 SO ohm BNC Termination 2 Requ ired 11 20 picofarad RC Input Normalizer 12 SO ohm Sign...

Page 57: ...heck A and B External Triggering 3 Check A Normal Mode 4 Check Single Sweep 5 2 5 5 5 5 5 6 5 6 5 6 5 7 5 8 5 8 5 8 5 Check Trigger View 5 9 Horizontal 1 Check A and B T ime Division Accuracy 5 10 2 Check A Variable Time Division Range 5 11 3 Check Delay or Differential Time Linearity 5 11 4 Check Delay or Differential Time Accuracy 5 11 5 Check Delay or Differential Jitter 5 12 6 Check Mixed Swee...

Page 58: ...librated detent Fully counterclockwise Off button out Midrange Midrange 5 GR to BNC Female Adapter 6 50 ohm BNC Termination 7 20 picofarad RC Input Normalizer 8 X10 BNC Attenuator 1 Check Trace Rotation a Position the trace to the center horizontal graticule line b Check that the trace is parallel with the center horizontal graticule line Readjust TRACE ROTATION if necessary Front panel screwdrive...

Page 59: ... or less as the CH 2 VAR VOLTS DIV control is rotated from extreme to extreme CHECK CH 2 UNCAL light comes on when the VAR control is out of the detent position f Position the trace to the center horizontal graticule line 5 4 6 Check Position Range and Centering a Set VOLTS DIV both AC GND DC both A TRIGGER LEVEL INVERT 20 mV AC Fully clockwise Normal button out b Connect a 500 mill ivolt standard...

Page 60: ...AR controls to the detent position and remove th e signal from the CH 1 input Performance Check 465 Service SN 9250000 up 10 Check Output Amplifier Low Frequency Compensation a Set T IME DIV both VOLTS DIV both 0 2 ms 5 mV b Connect the fast rise ou tput of the square wave generator to the CH 1 input via a GR to BNC adapter 50 ohm BNC cable X10 BNC attenuato r an d 50 ohm BNC termin ation c Adjust...

Page 61: ...ence signal Change the generator fre quency to 100 megahertz _ CHECK Display amplitude is 3 5 divisions or greater 5 6 d Repeat step c for all CH 1 and CH 2 VOLTS DIV settings from 5 mV to 0 5 V Adjust the generator and add or remove attenuators as needed to maintain a 5 division 50 kilohertz reference signal e Move the sine wave generator output to the CH 2 input f Repeat step c for all CH 2 VOLT...

Page 62: ...d B EXT trigge r inputs via a 50 ohm signal pickoff unit Type CT 3 THAU SIG OUT output GR to BNC female adapter 50 ohm BNC Cable 2X BNC attenuator 10X BNC attenuator 50 ohms BNC termina tion and dual input coup ler b Connect the SIG OUT 10 on the CT 3 to the CH 1 and CH 2 inputs via a 50 ohm BNC cable 50 ohm BNC termination and dual input coupler c Adjust the leveled sine wave generator fo r eithe...

Page 63: ...CHECK Stable display can be obtained by ad justing the A LEVEL con trol in the following A COUPLING switch positions AC DC I Remove the X2 BNC attenuator and set the A COUPLING switch to LF REJ then HF REJ 5 8 m CHECK Stable display can be obtained by ad justing the A LEVEL control 3 Check A Normal Mode a Set A COUPLING A SOURCE TRIG MODE AC NORM AUTO b Adjust A LEVEL for a stable display c Set th...

Page 64: ...T b Connect a 200 millivolt standard amplitude signal from the calibration generator to the A EXT input Performance Check 465 Service SN B250000 up c Push the TRIG VIEW button and hold it in d CHECK Display amplitude is 3 2 to 4 8 divisions e Disconnect the test setup 5 9 ...

Page 65: ...TIME DIV DELAY T IME POSITION X10 MAG POSITION horizontal FINE 5 10 A 1 ms Calibrated detent Fully counterclockwise Off button out Midrange Midrange 3 Leveled Sine Wave Generator 4 42 Inch 50 ohm BNC Cable 5 50 ohm BNC Termination 1 Check A and B Timing Accuracy a Connect the time mark generator to CH 1 via a 50 ohm BNC cable and a 50 ohm BNC termination b CHECK A and B timing accuracy according t...

Page 66: ...division less with in 0 01 division from 15 C to 35 C one division less with in 0 03 division from 15 C to 55 C than the reading noted in step d g Rotate the DELAY TIME POSI TION dial to position each successive time marker to the beginning of the sweep h CHECK DELAY TIME POSITION dial for a reading of one division less within 0 01 division from 15 C to 35 C one division less within 0 03 div ision...

Page 67: ...dia l to 1 00 and repeat step d 6 Check Mixed Sweep Accuracy a Set A TIME DIV 1 ms B TIME DIV 5 ms DELAY TIME POSITION Fully clockwise b Select 1 ms time marks c CHECK Timing error between the second and the tenth time marks Note the amount of error for step e 5 12 d Set the HORIZ DISPLAY switch to MIX e CHECK Timing between the second and tenth time marks is within 0 18 division the errornoted in...

Page 68: ...tly longer than step g j Disconnect the test setup Performance Check 465 Service SN B250000 up 9 Check X Bandwidth a Connect the leveled sine wave generator to the CH 1 input via a 50 ohm BNC cable and 50 ohm BNC term ination b Adjust the generator for a 10 division display of a 50 kilohertz reference signal c Without touching the generator amplitude adjust the generator frequency to 4 megahertz d...

Page 69: ...nstructions for the test equipment are not given in this procedure Refer to the appropriate instruction manual if more information is needed Special Calibration Fixtures Special calibration fix tures are used only where they facilitate instrument calibration These fixtures are available from Tektronix Inc Order by part number through your local Tektronix Field Office or Representative Calibration ...

Page 70: ... t t t SWP START AND A SWP CAL t t t t t t X 1 HOR IZONTAL GA IN l 4 t t t t l t X10 HORIZONTAL GAIN l 1 _ _ _ t B SWP CAL l t t iii 0 z 5 f f iii z w CJ a UJ 0 0 a I 0 5 µ TIMING A AND B t t t t t t t t HIGH SPEED MAG TIMING t 1 1 t l t TR IGGER SENSITIVITY A AND B iii 0 z 5 0 z a UJ f z UJ UJ a 0 _J CJ t t t t t t t t ai 0 z t z a UJ f w z w z J J w Ill w J 0 a _J w t t a a 0 I z w z _J Ill 0 I ...

Page 71: ...or Output Voltage adjustment High Voltage Power Supply adjustment Power Supply Ripple Check CRT Z Axis Compensation Vertical gain adjustment A Trigger Holdoff check A and B Gate Output Signals check Vertical checks and adjust ments Trigger View Gain check X Gain adjustment External Z Axis check Vertica l Centering Bandwidth and Isolation checks Trigger checks and adjustments X Y Phase Difference X...

Page 72: ... Number Required 42 inches Connectors BNC 012 0057 01 12 Cable 2 Impedance 50 ohms Length Signal interconnection Tektronix Part Number Required 18 inches Connectors BNC 012 0076 00 13 Adapter Connectors GR874 to BNC Vertical Compensation Trig Tektronix Part Number female ger adjustments 017 0063 00 14 Adapter Connectors BNC female to Signal interconnection Tektronix Part Number BNC female 103 0028...

Page 73: ...djust High Voltage Supply Display and Z Axis 1 Check Adjust CRT Grid Bias 2 Check Adjust Trace Alignment 3 Check Adjust Y Axis Alignment 4 Check Adjust Geometry 5 Check Adjust Z Axis Compensation Vertical 1 Check Probe Coding Indicator Lights 2 Check CH 1 and CH 2 Gate Current 3 Check AC GND DC Switches 4 Check Alternate Mode 5 Check Chop Mode 6 Adjust Vertical Output Bias Page 6 8 6 9 6 10 6 10 6...

Page 74: ...rnal 25 megahertz Triggering 11 Check Band A External 100 megahertz Triggering 6 6 6 18 6 18 6 19 6 19 6 20 6 20 6 21 6 21 6 21 6 22 6 22 6 22 6 23 6 24 6 25 6 26 6 26 6 26 6 27 6 27 6 28 6 28 6 29 6 29 12 Check A Internal 100 megahertz Triggering 13 Check B Internal 100 megahertz Triggering 14 Check A B High Frequency Reject Triggering 15 Check Single Sweep 16 Check 60 Hertz Internal and Low Fre ...

Page 75: ...ial Time Jitter 18 Check Mixed Sweep Accuracy 19 Check Adjust X Gain 6 39 6 39 6 40 6 40 6 40 6 41 Calibration 465 Service SN B250000 up 20 Check X Y Phasing and Bandwidth 21 Check B Ends A 22 Check A Trigger Holdoff Gates Calibrator and Ext Z Axis 1 Check A and B Gates 2 Check Adjust Calibrator DC Level 3 Check External Z Axis 6 41 6 41 6 41 6 43 6 44 6 44 6 1 ...

Page 76: ...h A and B If applicable LEVEL SLOPE COUPLING SOURCE TRIG MODE 6 8 As needed for a stable display AC NORM AUTO Sweep Controls HORIZ DISPLAY A DELAY TIME POSITION A TIME DIV Fully counterclockwise 1 ms B TIME DIV VAR TIME DIV X10 MAG POSITION FINE A TRIG HOLDOFF 1 ms Calibrated detent OH button out Midrange Midrange NORM 1 Check Adjust Power Supply DC Levels Regula tion and Ripple NOTE Review the in...

Page 77: ...ABLE 6 4 TYPICAL LOW VOLTAGE POWER SUPPLY RIPPLE Power Supply Test Point Typical Ripple Peak to Peak 55 V TP1536 4 mV 15 V TP1548 2 mV 5 V TP1 558 2 mV 8 V TP1568 2 mV 110 V TP1518 20 mV REV A JAN 1975 Calibration 465 Service SN B250000 up d Return line voltage to 115 volts 2 Check Adjust High Voltage Supply a Connect the de voltmeter between TP1423 and ground on the interface board TP1423 is acce...

Page 78: ...detent Midrange GND CH 1 Normal button out Off No yellow showing Triggering Controls both A and B if applicable LEVEL As needed for a stable display SLOPE COUPLING AC SOURCE NORM TRIG MODE AUTO 10 Sweep Controls HORIZ DISPLAY A DELAY TIM E POSITION Fu lly counterclockwise A TIME DIV X Y s TIME DIV X Y VAR TIME DIV Calibrated detent X10 MAG Off button out POSITION Midrange FINE Midrange A TRIG HOLD...

Page 79: ... Geometry a CHECK Display for 0 1 division or less vertical curvature of the markers across the graticule area Readjust A VAR TIME DIV as needed to maintain exactly 1 mark per division Calibration 465 Service SN 8250000 up b ADJUST Geometry R1442 for minimum cur vature of the markers across the graticule area c INTERACTION Y Axis Al ignment d Disconnect the test setup e Return A VAR TIME DIV to de...

Page 80: ...ges ADJUSTMENT LOCATIONS 3a 3b permit easy identification of the board in your instrument The calibration procedure indicates the IC output stage adjustments by double boxes 465 Control Settings Indicates Changes From Previous Step Power Controls Regulating Range Selector Medium Line Voltage Selector 115 V POWER ON INTENSITY FOCUS SCALE ILLUM CRT Controls As desired Best focused display As desired...

Page 81: ...and DC 3 Check AC GND DC Switches a Connect a 20 millivolt standard amplitude signal from the calibration generator to the CH 1 input via a 50 ohm BNC cable unterminated Callbratlon 465 Service SN 8250000 up b Position the bottom of the display to th e center horizonta l graticule line c Set the CH 1 AC GND DC switch to GND d CHECK For no vertical deflection trace is on the center horizontal grati...

Page 82: ...led sine wave generator for a few divisions of display d ADJUST Vertical Output Bias R455 for max imum display amplitude e Disconnect the test setup 6 14 7 Check Adjust Vertical Output Centering and Beam Finder a Set VERT MODE CH 1 CH 1 CH 2 VOLTS DIV 5 mV CH 1 CH 2 AC GND DC GND b Connect the de voltmeter between TP322 and TP324 c Adjust the CH 1 POSITION control for O volt on the voltmeter d ADJ...

Page 83: ...inimum trace shift between INVERT in and INVERT out e INTERACTION CH 2 Variable Volts Division balance Calibration 465 Service SN B250000 up 13 Check Adjust CH 2 Position Centering a Connect the leveled sine wave generator to the Ch 2 input via a 50 ohm BNC cable and a 50 ohm BNC termination b Set CH 2 INVERT CH 2 VOLTS DIV CH 2 AC GND DC A TIME DIV INTENSITY Button out 0 1 V DC 1 ms as needed for...

Page 84: ...ak to peak signal between TP322 and TP324 NOTE This is a nominal value and may vary 10 or more from instrument to instrument f ADJ UST CH 1 Gain R11 8 for a 200 millivolt peak to peak signal between TP322 and TP324 6 16 g Remove the X10 probes from TP322 and TP324 h CHECK 465 crt display for 4 divisions of deflec tion i ADJ UST Vertical Output Gain R4466 IIJ 801 for 4 divisions of display j CHECK ...

Page 85: ...e display to the top graticule line e CHECK Display for 0 1 division or less of com pression or expansion REV A JUNE 1975 Calibration 465 Service SN B250000 up f Posi tion the bottom of the display to th e bottom graticule l_ ine g CHECK Display for 0 1 division or less of com pression or expansion h Set the CH 1 VAR control to the detent position i Disconnect the test setup 21 Check Adjust Vertic...

Page 86: ...LTS DIV switch to 50 mV 6 18 g CHECK Display for a flat top waveform with 3 or less overshoot or roll off on the leading edge h ADJUST Channel 1 C13 for the best flat top waveform and Channel 1 C12 for the best front corner with the low capacitance screwdriver i CAL AID Remove the 20 picofarad normalizer when adjusting or checking the front co rn er response j INTERACTION Between Channel 1 s C13 a...

Page 87: ...Attenuator and 50 ohm BNC termination Callbration 465 Service SN 8250000 up NO TE Steps 24 through 29 are adjustment related Perform all the r hecks in each of these steps before making any adjustments unless calibration is being per formed after repair or replacement of vertical com ponents c Adjust the square wave generator for a 5 division display of a 100 kilohertz signal Add or remove attenua...

Page 88: ...on and Expansion step 20 Vertical Output Low Frequency Compensation s tep 21 Alter readjustment for interactions readjust according to step 24f and repeat the checks in the remainder of step 24 and step 25 26 Check Adjust Ch 2 10 mV and 20 mV High Frequency Compensation a Set the CH 2 VOLTS DIV switch to 10 mV 6 20 b Adjust the square wave generator for 5 divisions of display c CHECK Display for a...

Page 89: ...play to the bottom horizontal graticule line j CHECK Display for a flat top waveform with aberrations of 5 peak to peak or less 0 25 division with a 5 division display Calibration 465 Service SN 8250000 up 29 Check Adjust Ch 1 10 mV and 20 mV High Frequency Compensation a Set the CH 1 VOLTS DIV swtich to 10 mV b Adjust the square wave generator for 5 divisions of display c CHECK Display for a flat...

Page 90: ...onnect the output of the leveled sine wave generator to the CH 1 input via a GR to BNC adapter 50 ohm BNC cable X10 BNC attenuator and a 50 ohm BNC termination g Adjust the leveled sine wave generator for a 5 division display of a 50 kilohertz reference signal 6 22 h Adjust the leveled sine wave generator for 50 megahertz Do not change the generator amplitude adjustment i CHECK Display for an ampl...

Page 91: ...al i Set the VERT MODE switch to ADD j ADJUST CH 2 Gain R192 for minimum display best cmrr Calibration 465 Service SN 8250000 up k Set the generator for 20 megahertz output frequen cy CHECK Display is 0 6 division or less indicates cmrr of at least 10 1 at 20 megahertz I Set the CH 2 INVERT switch to normal button out 34 Check Bandwidth Limit Operation a Set 20 MHz BW PULL CH 1 AC GND DC VERT MODE...

Page 92: ...NC Female Adapter 9 X10 BNC Attenuator 10 50 ohm BNC Term ination 2 required 11 Dual input Coupler 2 required 12 BNC T Connector 13 18 lnch 50 ohm BNC Cable 2 required 14 Female to Female BNC Adapter 15 3 Inch slotted Screwdriver in the Diagrams section for ad Sweep Controls HORIZ DISPLAY DELAY TIME POSITION A TIME DIV B TIME DIV VAR T IME DIV X10 MAG POSITION FINE A TR IG HOLDOFF A Fully counterc...

Page 93: ... Trigger Sensitivity slightly so that the display will just barely not trigger by adjusting the A TRIGGER LEVEL control in slope only Callbratlon 465 Service SN B250000 up p Repeat steps j through o until a stable display can be obtained on 0 25 division of display but not on 0 2 division of display in the slope only q Repeat the CHECKS in steps c through h 2 Check Adjust B Trigger Sensitivity a S...

Page 94: ...eled sine wave generator for about 4 divisions of display of a 50 kilohertz signal e Switch the B TRIGGER SLOPE switch between and 6 26 CHECK Display begins at about the same vertical point within 1 division of graticule center in both and slopes f ADJUST B Slope Center R545 for the display to start at the same vertical point on the sine wave not necessarily the center horizontal graticule line Re...

Page 95: ... Fully clockwise 0 DC NORM NOTE Th e B TRIGGER LEVEL control must remain at 0 during step 6 b CHECK Start of the display is within 1 division of the center horizontal graticule line for the following B SOURCE switch positions NORM CH 1 CH 2 Calibration 465 Service SN B250000 up 7 Check B Internal 25 Megahertz Triggering a Set A B TRIGGER COUPLINGAC CH 1 VOLTS DIV 10 mV CH 2 VOLTS DIV 0 1 V A TIME ...

Page 96: ... megahertz display h Set the CH 1 VOLTS DIV switch to 1 V 0 5 division of display i Adjust the A LEVEL control as needed for a stable display 6 28 j CHECK Stable display with both and slopes for these modes A TRIGGER SOURCE CH 2 CH 1 NORM k Set the A TRIGGER COUPLING switch to HF REJ I CHECK No stable display for these modes A TRIGGER SOURCE NORM CH 1 CH 2 9 Check A External 25 Megahertz Triggerin...

Page 97: ...s of a 25 megahertz display f Set the B TRIGGER COUPLING switch to LF REJ and adjust the B LEVEL control as needed for a stable display g CHECK Stable display with both and slopes h Set the B TRIGGER COUPLING switch to HF REJ i CHECK No stable display 11 Check Band A External 100 Megahertz Triggering a Set A B TRIGGER COUPLI NG AC B TRIGGER SOURCE EXT CH 1 VOLTS DIV 50 mV c Adjust the leveled sine...

Page 98: ...with both and slopes for these modes A TRIGGER COUPLING DC AC v Adjust the leveled sine wave generator for 6 divisions 300 millivolts of a 25 megahertz display then change the frequency to 100 megahertz Do not read just the signal amplitude 6 30 w Set the A TRIGGER COUPLING switch to LF REJ and use the A LEVEL control as needed for a stable display x CHECK Stable display with 0 1 division or less ...

Page 99: ...y with the A TRIGGER SOURCE switch in NORM CH 1 or CH 2 g Set A TR IGGER LEVEL HORIZ DISPLAY Fully clockwise B DLY D Calibration 465 Service SN B250000 up h CHECK No stable display with the B TRIGGER SOURCE switch in NORM CH 1 or CH 2 15 Check Single Sweep a Set A TRIGGER COUPLING A SOURCE A LEVEL A SLOPE HORIZ DISPLAY CH 1 VOLTS DIV VERT MODE X10 MAG IN AC NORM 0 A 50 mV CH 1 Off button out b Adj...

Page 100: ... NORM HF REJ B DLY D 1 V m CHECK Stable display with both and slopes n Set the B TRIGGER COUPLING switch to LF REJ o CHECK No stable display 6 32 p Set CH 1 VOLTS DIV B TRIG COUPLING 10 mV AC q Set the low frequency generator for 3 divisions 30 millivolts of a 60 hertz display r Set the CH 1 VOLTS DIV switch to 0 1 V and use the B LEVEL control as needed for a stable display s CHECK Stable display...

Page 101: ...SN B250000 up k CHECK Display is not triggered not visible at both extremes of rotation I Set the B TRIG SLOPE switch to m CHECK Display is triggered along the negative slope of the waveform as the B TRIG LEVEL control is rotated n CHECK Display is not triggered not visible at both extremes of rotation o Disconnect the test setup p Set HORIZ MODE A EXT 10 5V A TRIG SOURCE CH 1 VOLTS DIV CH 1 VAR A...

Page 102: ...riggered 6 34 c Set the time mark generator for 0 5 second time marks d CHECK Display cannot be triggered free runs e Disconnect the time mark generator 21 Check Adjust Trigger View Centering a Set A TR IG COUPLING SOURCE LEVEL A TIME DIV AC EXT 0 2 ms b Connect a 0 2 volt standard amplitude signal from the calibration generator to the A EXT trigger input via a 50 ohm BNC cable c Push the TRIG VIE...

Page 103: ...Settings Indicates Change From Previous Step Triggering Controls both A and B if applicable Power Controls Regulating Range Selector Medium Line Voltage Selector 115 V POWER ON INTENSITY FOCUS SCALE ILLUM CRT Controls As desired Best focused display As desired Vertical Controls both Channels if applicable VOLTS DIV VAR POSITION AC GND DC VERT MODE INVERT 20 MHz BW Pull 0 5 V Calibrated detent Midr...

Page 104: ...ning of the sweep b Note the reading on the DELAY TIME POS ITI ON dial 6 36 c Adj ust the DELAY T IME POSIT ION dial so the ninth time marker is at the beginning of the sweep d CHECK DELAY TIME POSITION dial for a reading 1 division less within 0 01 division from 15 C to 35 C 1 division less within 0 03 division from 15 C to 55 C than the reading noted in step c NOTE 1 division of the DELAY TIME P...

Page 105: ... button out b Select 1 millisecond time marks from the time mark generator Calibration 465 Service SN B250000 up c CHECK Display for 1 time marker division 2 1 minor division at the eleventh time marker d ADJUST B Sweep Cal R1175 for exactly 1 time marker division 7 Check A Sweep Length a Set A B TI ME DIV HOR IZ DISPLAY 1 ms A b Select 1 millisecond and 5 millisecond time marks c Position the thi...

Page 106: ...E A TIME DIV B TIME DIV 1 50 STARTS AFT ER DELAY 0 5 µs 0 05 µs b Select 0 5 microsecond time marks from th e time mark generator 6 38 c CHECK Display for 1 time marker division 2 1 minor division at the eleventh tim e marker d ADJUST A High Speed Timing C1137 with the low capacitance screwdriver for exactly 1 time marker division e Switch the HORIZ DISPLAY switch to B DLY D f Set the horizontal P...

Page 107: ...e SN 8250000 up c CHECK Display for 1 cycle 2 divisions within 0 3 division over the full 10 horizontal graticule divisions Disregard the first and last 10 divisions 5 cycles of sweep length See Table 6 7 d ADJUST Magnifier Timing C1261 and C1281 with the low capacitance screwdriver for cyc le 2 d ivisions Disregard the first and last 10 divisions 5 cyc les of sweep length 15 Check A and 8 Magnifi...

Page 108: ...the sweep starts at the top of th e second time marker Note the control setting and then set the dial to 9 00 and rotate it slightly until the sweep starts at the top of the tenth time marker DELAY TIME POSITION dial setting must be 8 00 divisions higher 0 08 divisions NOTE Sweep will start at the top of the third time marker at 1 00 and at the top of the nineteenth time marker at 9 00 for sweep r...

Page 109: ...or to the Ch 1 and CH 2 inputs via a 50 ohm BNC cable 50 ohm BNC termination and a dual input coupler Callbratlon 465 Service SN B250000 up b Adjust the leveled sine wave generator for an 8 division horizontal display of 50 kilohertz c Set the CH 2 AC GND DC switch to AC d Center the display vertically and horizontally with th e HORIZ POSITION and CH 2 POSITION controls e CHECK Display for an open...

Page 110: ... test oscilloscope TIME DIV switch and VAR TIME DIV so that the bottom portion of the waveform holdoff time of the A GATE is exactly 1 division in length 6 42 d Rotate the A TRIG HOLDOFF control clockwise e CHECK At least 10 times increase in the holdoff time of the A GATE f Set the A TRIG HOLDOFF control fully coun terclockwi se ...

Page 111: ...ed detent Midrange CH 1 Off button out Off No yellow showing Triggering Controls both A and B if applicable LEVEL SLOPE COUPLING A SOURCE B SOURCE TRIG MODE Fully clockwise AC NORM STARTS AFTER DELAY AUTO B TIME DIV VAR T IME DIV X10 MAG POSITION FINE A TRIG HOLDOFF 1 Check A and B Gates a Set DELAY TIME POSITION HORIZ DISPLAY A and B TIME DIV Fully counterclockwise 50 µs so µs Calibrated detent O...

Page 112: ... the test oscilloscope to the CALIBRATOR cu rrent loop g CHECK Test oscilloscope display for 1 n 3 volt squarewave with a duration of about 1 milliser J h Remove the test setup 6 44 3 Check External z Axis a Set HORIZ DISPLAY A TIME DIV A TRIGGER SOURCE A 0 2 ms EXT b Set the INTENSITY control for a normal viewing level c Connect a 5 volt standard amplitude signal from the calibration generator vi...

Page 113: ...representative will contact you concerning any change in part number Change information if any is located at the rear of this manual SPECIAL NOTES AND SYMBOLS X000 Part first added at this serial number 0OX Part removed after this serial number ITEM NAME In the Parts List an Item Name is separated from the description by a colon Because of space limitations an Item Name may sometimes appear as inc...

Page 114: ...V A NORTH AMERICAN PHILLIPS CO BOURNS INC INSTRUMENT DIV BECKMAN I NSTRUMENTS INC INTERNATIONAL RECTIFIER CORP SWITCHCRAFT INC VARO INC Ml LLO l Y CAPACITOR CO DIV OF P R MALLORY CO INC DALE ELECTRONICS INC ESSEX INTERNATI ONAL INC CONTROLS DIV MANSFIELD PLANT ADDRESS P 0 BOX 3608 P O BOX 128 JOHN ST 1201 2ND ST SOUTH 14520 AVIATION BLVD P 0 BOX 5012 3600 SUNSET AVE 17070 EAST GALE AVE ROUTE 202 E...

Page 115: ...D CER DI 3 3PF l 500V 72982 301 000COJ0339B C21 283 0004 00 CAP FXD CER DI 0 02UF 80 20 150V 72982 855016ZSV0203Z C22 283 0087 00 CAP FXD CER DI 300PF 10 100V 72982 838 533B301K C23 290 0517 00 CAP FXD E CTLT 6 8UF 20 35V 56289 l96D685X0035KA1 C25 283 0004 00 CAP FXD CER DI 0 02UF 80 20 l50V 72982 855016Z5V0203Z C27 281 0207 00 CAP VAR PLSTC 2 18PF l00V 80031 HTlOEA 218 C33 281 0207 00 CAP VAR PLS...

Page 116: ...5 00 CAP FXD CER DI 35PF 5 500V 72982 308 000COG0350J Cl49 281 0207 00 CAP VAR PLSTC 2 18PF 100V 80031 HTl OEA 218 Cl5l 281 0525 00 CAP FXD CER DI 470PF 94PF SOOV 72982 301 000X5U047lM Cl61 290 0517 00 CAP FXD ELCTLT 6 8UF 20 35V 56289 196D685X0035KA1 Cl62 281 0512 00 CAP FXD CER DI 27PF 2 7PF 500V 72982 308 000COG0270K Cl64 290 0517 00 CAP FXD ELCTLT 6 8UF 20 35V 56289 196D685X0035KA1 Cl65 283 00...

Page 117: ... 35 C444 281 0602 00 CAP FXD CER DI 68PF 5 500V 72982 308 000P2G0680J C445 283 0660 00 CAP FXD MICA D 510PF 2 500V 00853 DlSSFSllGO C451 283 0144 00 CAP FXD CER DI 33PF 1 SOOV 72982 801 457P2G330F C453 283 0000 00 CAP FXD CER DI O OOlUF lOO o soov 72982 831 516El02P C457 283 0010 00 CAP FXD CER DI 0 05UF 100 20 50V 56289 273C20 C458 283 0081 00 CAP FXD CER DI O lUF 80 20 2sv 56289 36C600 C459 283 ...

Page 118: ... 6PF 500V 72982 30l OOOCOG0120J C879 290 0522 00 CAP FXD ELCTLT lUF 20 SOV 56289 l96Dl 05XOOSOHA1 C891 290 0527 00 CAP FXD ELCTLT l5UF 20 20V 90201 TDC156M020FL C893 290 0527 00 CAP FXD ELCTLT l5UF 20 20V 90201 TDC156M020FL C896 290 0527 00 CAP FXD ELCTLT l5UF 20 20V 90201 TDC156M020FL C897 290 0527 00 CAP FXD ELCTLT 15UF 20 20V 90201 TDC156M020FL ClOOO 283 0004 00 CAP FXD CER DI 0 02UF 80 20 l50V...

Page 119: ...ER DI 0 03UF 80 20 200V 72982 845 534E303Z Cl283 283 0003 00 CAP FXD CER DI O OlUF 80 20 150V 72982 855 547El03Z Cl288 283 0003 00 CAP FXD CER DI 0 01UF 80 20 l50V 72982 855 547El03Z Cl307 281 0611 00 CAP FXD CER DI 2 7PF 25PF 200V 72982 374 001COJ0279C Cl327 281 0611 00 CAP FXD CER DI 2 7PF 25PF 200V 72982 374 001COJ0279C Cl339 283 0081 00 CAP FXD CER DI 0 1UF 80 20 25V 56289 36C600 Cl348 283 002...

Page 120: ...1 Cl592 285 0686 00 CAP FXD PLSTC 0 068UF 10 100V 01002 64F22AA683 Cl593 281 0551 00 CAP FXD CER DI 390PF l0 500V 72982 301 000X5P0391K Cl596 290 0532 00 CAP FXD ELCTLT l50UF 201 6V 90201 TDC157M006CL Cl597 281 0513 00 CAP FXD CER DI 27PF 5 4PF 500V 72982 301 000P2G0270M Cl698 290 0536 00 CAP FXD ELCTLT 10UF 20 25V 90201 TDC106M025FL C4402 283 0032 00 CAP FXD CER DI 470PF S 500V 72982 83l 500Z5D47...

Page 121: ...00 B256799 SEMICOND DEVICE TUNNEL 15PF 4 7MA 03508 STD704 CRSSO 152 0125 01 B256800 SEMICOND DEVICE TUNNEL 15PF 4 7MA CR552 152 0125 00 B256800 B256799 SEMICOND DEVICE TUNNEL 15PF 4 7MA 03508 STD704 CR552 152 0125 01 B250000 SEMICOND DEVICE TUNNEL15PF 4 7MA CR553 152 0141 02 SEMICOND DEVICE SILICON 30V 150MA 07910 1N4152 CR554 152 0141 02 SEMICOND DEVICE SILICON 30V 150MA 07910 1N4152 CR617 152 02...

Page 122: ...SEMICOND DEVICE SILICON 30V 150MA 07910 1N4152 CR1326 152 0141 02 SEM ICOND DEVICE SILI CON 30V 150MA 07910 1N4152 CR1334 152 0141 02 SEMICOND DEVICE SILICON 30V 150MA 07910 1N4152 CR1335 152 0141 0 2 SEMICOND DEVICE SILICON 30V 150MA 07910 1N4152 CR1336 152 0141 02 SEMICOND DEVICE SILICON 30V 150MA 07910 1N4152 CR1342 152 0141 02 SEMICOND OEVICE SI LICON 30V 150MA 07910 1N4152 CR1344 152 0141 02 ...

Page 123: ...ICE SILICON 30V 150MA 07910 1N4152 CR1699 152 0141 02 SEMICOND DEVICE SILICON 30V 150MA 07910 1N4152 CR4434 152 0422 00 SEMlCOND DEVICE SILICON 4V 7PF 01281 PG1084 CR4451 152 0141 02 SEMICOND DEVICE SILICON 30V 150MA 07910 lN4152 CR4452 152 0141 02 SEMlCOND DEVICE SILICON 30V l50MA 07910 1N4152 DL339 119 0387 00 DELAY LINE ELEC 80009 119 0387 00 0S382 150 0130 00 LAMP INCAND 5V 60MA 08806 2200DK 0...

Page 124: ...PRONG 80009 131 1003 00 Jl338 131 0955 00 CONNECTOR RCPT BNC FBMALE 24931 28JR200 l Jl450 131 0955 00 CONNECTOR RCPT BNC FEMALE 24931 28JR200 l Ll22 108 0181 01 COIL RF 0 2UH 80009 108 0181 01 Ll49 108 0181 01 COIL RF 0 2UH 80009 108 0181 0l L249 108 0181 01 COIL RF 0 2UH 80009 108 0181 01 L338 108 0182 00 COIL RF 0 3UH 80009 108 0182 00 L339 108 0182 00 COIL RF 0 3UH 80009 108 0182 00 L440 108 03...

Page 125: ...ISTOR SILICON PNP TRANSISTOR SILICON PNP TRANSISTOR SILICON PNP TRANSISTOR SILICON PNP TRANSISTOR SILICON PNP TRANSISTOR SILICON NPN TRANSISTOR SILICON NPN TRANSISTOR SILICON NPN SEMICOND DVC SE SILICON NPN MATCHED SEMICOND DVC SE SILICON NPN MATCHED SEMICOND DVC SE SILICON PNP TRANSISTOR SILICON PNP TRANSISTOR SILICON PNP TRANSISTOR SILICON PNP TRANSI STOR SILICON PNP TRANSI STOR SILICON PNP TRAN...

Page 126: ...Ql012 151 0220 03 TRANSISTOR SILICON PNP 80009 151 0220 03 Ql014 151 0220 03 TRANSISTOR SILICON PNP 80 009 151 0220 03 Ql024 151 0283 00 TRANSISTOR SILICON NPN 07263 S032790 Ql030 151 1025 00 TRANSISTOR SILICON JFE N CHANNEL 01295 SBA8129 Ql036 151 0127 00 TRANSISTOR SILICON NPN 07263 S6075 Ql038 151 0188 00 TRANSISTOR SILICON PNP 04713 2N3906 Ql042A B 151 0232 00 TRANSI STOR SILICON NPN DUAL 1204...

Page 127: ...00 TRANSI STOR SILI CON NPN 80009 151 0347 00 Ql544 151 0302 00 TRANSISTOR SILICON NPN 04713 2N2222A Ql546 151 0349 00 TRANSISTOR SILICON NPN SEL FROM MJE2801 04713 SJE924 Q1548 151 0302 00 TRANSISTOR SILICON NPN 04713 2N2222A Q1556 151 0390 00 TRANSIST0R SILICON NPN 04713 MPS U45 Q1558 151 0302 00 TRANSISTOR SILICON NPN 04713 2N2222A Ql564 151 0302 00 TRANSISTOR SILICON NPN 04713 2N2222A Ql566 15...

Page 128: ... 102 OHM 0 5 0 125W 75042 CEAT0 1020D R46 321 0126 0l RES FXD FILM 200 OHM 0 5 0l25W 91637 MFF1816G200ROD R47 311 0635 00 RES VAR NONWIR lK OHM l0 0 50W 80740 62 56 3 R48 311 0635 00 RES VAR NONWIR lK OHM l0 0 50W 80740 62 56 3 R49 321 0000 01 RES FXD FILM 66 5 OHM 0 5 0 125W 91637 MFF1816G66R50F R51 315 0510 00 RES FXO COMP 51 OHM 5 0 25W 01121 CB5105 R53 317 0047 00 RES FXD COMP 4 7 OHM 5 0 125W...

Page 129: ...0 Rl21 321 0064 00 RES FXO FI LM 45 3 OHM 1 0 125W 75042 CEAT0 45R30F Rl22 311 1224 00 RES VAR NONWIR 500 OHM 20 0 50W 80294 3389F P31 501 Rl23 321 0055 00 RES FXD FILM 36 5 OHM 1 0 125W 75042 CEAT0 36R50F Rl25 316 0101 00 RES FXD COMP 100 OHM l0 0 25W 01121 CBlOll Rl27 321 0122 00 RES FXD FILM 182 OHM l 0 125W 75042 CEAT0 1820F Rl28 321 0122 00 RES FXD FILM 182 OHM 1 0 125W 75042 CEAT0 1820F Rl30...

Page 130: ...0F R224 316 0103 00 RES FXD COMP lOK OHM 10 0 25W 01121 CB103l R225 316 0103 00 RES FXD COMP lOK OHM 10 0 25W 01121 CB103l R226 316 0103 00 RES FXD COMP lOK OHM l0 0 25W 01121 CB1031 R227 321 0122 00 RES FXD FILM 182 OHM l l 0 125W 75042 CEAT0 1820F R228 321 0122 00 RES FXD FILM 182 OHM 1 0 125W 75042 CEAT0 1820F R229 316 0101 00 RES FXD COMP 100 OHM 10 l 0 25W 01121 CBlOll R230 321 0138 00 RES FX...

Page 131: ... 0 125W 75042 CEAT0 49R90F R351 315 0752 00 RES FXO COMP 7 5K OHM 5 0 25W 01121 CB7525 R352 321 0089 00 RES FXD FILM 82 5 OHM ll 0 125W 75042 CEAT0 82R50F R356 315 0683 00 RES FXD COMP 68K OHM 5 0 25W 01121 CB6835 R357 316 0101 00 RES FXO COMP 100 Olil4 10 0 25W 01121 CBlOll R358 315 0202 00 RES FXD COMP 2K OHM 5 0 25W 01121 CB2025 R359 315 0272 00 RES FXD COMP 2 7K OHM 5 0 25W 01121 CB2725 R361 3...

Page 132: ...66 5 OHM l 0 125W 75042 CEAT0 66R50F R441 321 0064 00 RES FXD FI LM 45 3 OHM 1 0 125W 75042 CEAT0 45R30F R442 311 1139 00 RES VAR NONWIR 500 OHM 201 0 50W 73138 72XW 43 0 501M R443 321 0193 00 RES FXD FILM lK OHM 1 0 12SW 75042 CEATO lOOlF R444 315 0302 00 RES FXD COMP 3K OHM 5 0 25W 01121 CB3025 R445 315 0472 00 RES FXD COMP 4 7K OHM 5 0 25W 01121 CB4725 R446 321 0070 00 RES FXD FILM 52 3 OHM 1 0...

Page 133: ...MP 33 OHM 10 0 25W 01121 CB3301 R553 316 0153 00 RES FXD COMP 15K OHM 10 0 25W 01121 CB1531 R554 316 0104 00 RES FXD COMP lOOK OHM 10 0 25W 01121 CB1041 RSSS 311 1230 00 RES VAR NONWIR 20K OHM 20 0 sow 80294 3389F P3l 203 R556 316 0562 00 RES FXD COMP 5 6K OHM l0 0 25W 01121 CB5621 R557 321 0097 00 RES FXD FILM 100 OHM 1 0 125W 75042 CEATO lOOOF R558 321 0258 00 RES FXD FI LM 4 75K OHM 1 0 125W 75...

Page 134: ...RES FXD COMP lK OHM 51 0 25W 01121 CB1025 R678 315 0510 00 RES FXD CO fP Sl OHM 5 0 25W 01121 CB5105 R679 315 0120 00 RES FXD COMP 12 OHM 5 0 25W 01121 CBl 205 R681 316 0100 00 RES FXD COMP 10 OHM 10 0 25W 01121 CBlOOl R682 315 0680 00 RES FXD COMP 68 OHM 51 0 25W 01121 CB6805 R683 315 0471 00 RES FXD COMP 470 OHM 51 0 25W 01121 CB4715 R687 315 0102 00 RES FXD COMP lK OHM 5 0 25W 01121 CB1025 R688...

Page 135: ...COMP 100 OHM l 01 0 25W 01121 CBlOll Rl004 315 0360 00 RES FXD COMP 36 OHM 51 0 25W 01121 CB3605 Rl006 308 0421 oo RES FXD WW 3K OHM 5t 3W 63743 36216 Rl007 315 0271 00 RES FXD COMP 270 OHM 51 0 25W 01121 CB27l5 RlOll 316 0103 00 RES FXD COMP lOK OHM l01 0 25W 01121 CB1031 Rl0l2 321 0164 00 RES FXD FILM 499 OHM l 0 125W 75042 CEAT0 4990F Rlol 3 321 0228 00 RES FXD FILM 2 32K OHM ll 0 125W 75042 CE...

Page 136: ...1 0169 00 RES FXD FILM 562 OHM NOM VALUE SEL 75042 CEAT0 5620F Rllll1 321 0265 00 RES FXD FILM 5 62K OHM l O l25W 75042 CEAT0 5621F Rl112 321 0068 00 RES FXD FILM 49 9 OHM NOM VALUE SEL 75042 CEAT0 49R90 Rlll21 321 0252 00 RES FXD FILM 4 l 2K OHM l O l25W 75042 CEAT0 4121F Rlll3 321 0125 00 RES FXD FILM 196 OHM NOM VALUE SEL 75042 CEAT0 1960F Rlll3l 321 0154 00 RES FXD FILM 392 OHM 1 0 125W 75042 ...

Page 137: ...0 6190F Rl223 321 0184 00 RES FXD FILM 806 OHM 1 0 125W 75042 CEAT0 8060F Rl 224 323 0248 00 RES FXD FILM 3 74K OHM lt o sow 75042 CECT0 3741F Rl225 311 1226 00 RES VAR NONWIR 2 SK OHM 20 0 50W 80294 3389F P31 252 Rl226 323 0296 00 RES FXD FILM ll 8K OHM 1 0 50W 75042 CECT0 1182F Rl228 321 0210 00 RES FXD FILM l 5K OHM l 0 125W 75042 CEAT0 1501F Rl229 316 0154 00 RES FXD COMP 150K OHM 10 0 25W 011...

Page 138: ...S 0 25W 01121 CB2215 Rl317 301 0471 00 RES FXD COMP 470 OHM 5 0 50W 01121 EB4715 Rl321 321 0160 00 RES FXD FILM 453 OHM 1 0 l25W 75042 CEAT0 4530F Rl322 321 0160 00 RES FXD FILM 453 OHM 1 0 125W 75042 CEAT0 4530F Rl323 321 0209 00 RES FXD FILM l 47K OHM l 0 125W 75042 CEATO l 471F Rl324 315 0472 00 RES FXD COMP 4 7K OHM 5 0 25W 01121 CB4725 Rl326 315 0112 00 RES FXD COMP l lK OHM 5 0 25W 01121 CB1...

Page 139: ...K OHM 5 0 25W 01121 CB1225 Rl464 315 0153 00 RES FXO COMP 15K OHM 5 0 25W 01121 CB1535 R 1466 321 0220 00 RES FXD FILM l 91K OHM ll 0 125W 75042 CEAT0 1911F Rl467 321 0168 00 RES FXD FILM 549 OHM l l 0 125W 75042 CEAT0 5490F Rl468 321 0249 00 RES FXD FILM 3 83K OHM 1 0 125W 75042 CEAT0 3831F Rl469 323 0322 00 RES FX O FI LM 22 lK OHM l 0 5W 75042 CECT0 2212F Rl470 321 0307 00 RES FXD FILM 15 4K OH...

Page 140: ...5W 91637 MFF1816D80000C Rl566 315 0471 00 RES FXD COMP 470 OHM 5 0 25W 01121 CB4715 Rl567 315 0242 00 RES FXD COMP 2 4K OHM 5 0 25W 01121 CB2425 Rl569 308 0459 00 RES FXD WW l l OHM 5 JW 91637 RS2B DlRlOOJ Rl570 311 1373 00 RES VAR NONWIR 5K OHM 20 l W 01121 lOM336A Rl571 315 0302 00 RES FXD COMP 3K OHM 5 0 25W 01121 CB3025 Rl581 315 0153 00 RES FXD COMP 15K OHM 5 0 25W 01121 CB1535 Rl584 321 0359...

Page 141: ... 0751 00 RES FXD COMP 750 OHM 5 0 l25W 01121 BB7515 R4438 311 1260 00 RES VAR NONWIR 250 OHM 10 0 SOW 73138 62PT 345 0 R4440 323 0147 00 RES FXO FILM 332 OHM 1 0 50W 75042 CECT0 3320f R4441 317 0220 00 RES FXD COMP 22 OHM 5 0 125W 01121 BB2205 R4442 315 0101 00 RES FXD COMP 100 OHM 5 0 25W 01121 CB1015 R4443 323 0118 00 RES FXD FILM 165 OHM l 0 50W 75042 CECTO l650F R4444 315 0100 00 RES FXD COMP ...

Page 142: ...GGLE DPDT SA 125VAC 0 25 40 THO 51502 260 0638 00 SW THERMOSTATIC 10A 240V OPEN75 DEG C S1503 260 1300 0l SWITCH SLIDE DPDT 3A 125V T354 120 0366 00 XFMR TOROID 2 WINDINGS Tl420 120 0800 0l XFMR PWR SDN MOLDED TlSOl 120 0798 0l XFMR PWR STPDN U440 155 0115 00 MICROCI RCOIT LI HYBRID U540 155 0032 00 MICROCIRCUIT LI ML PRE AMPLIFIER U640 155 0032 00 MICROCIRCOIT LI ML PRE AMPLIFIER U870 155 0049 01...

Page 143: ... ZENER 0 4W 4 3V S 07910 1N749A VR1146 152 0166 00 SEM ICOND DEVICE ZENER 0 4W 6 2V 5 81483 69 9035 VR1155 152 0278 00 SEMICOND DEVICE ZENER 400MA 3V 5 07910 1N4372A VR1289 152 0166 00 SEMICOND DEVICE ZENER 0 4W 6 2V 5 81483 69 9035 VR1428 152 0289 00 SEMICOND DEVICE ZENER 0 4W 180V 5 07910 1N991B VR1484 152 0286 00 SEMICOND DEVICE ZENER 0 4W 75V 5 04713 1N982B VR1515 152 0268 00 SEMICOND DEVICE Z...

Page 144: ... option is documented Option 4 Option 5 Option 7 Option 78 EMI Environmental TV Sync Separator EXT DC Operation P11 Phosphor Described in this section Documentation is available and may be ordered separately Order 465 Option 5 insert Described in this section Described in th is section Instruments containing DM 43 or DM 40 do not have Option 7 available REV A JUNE 1975 Pages 2 12 ...

Page 145: ...were made to the standard ci rcuitry to meet the specification requirements EMI filter FL1501 added in series with the input power cord Cathode ray tube mesh filter installed to minimize crt faceplate radiation Four signal output bnc connectors on the rear plenum chamber changed to a type that improves shielding of the connected signal leads Capacitors added across th e transformer secondary windi...

Page 146: ...038 00 210 0586 00 131 0707 00 131 0708 00 131 1310 00 179 2162 00 210 0774 00 210 0775 00 378 0726 00 Option 4 Page 2 Name Description 1 FILTER RAD INT SEE FL1501 EPL ATTACHING PARTS 1 SCREW MACHINE 4 40 X 0 312 100 DEG FLH STL 1 NUT PLAIN EXT W 4 40 X 0 25 INCH STL l CONTACT ELEC 0 48 L 22 26 AWG WIRE 1 CONTACT ELEC 0 48 L 28 32 AWG WIRE 1 CONTACT ELEC MESH FILTER GROUND 4 CONNECTOR RCPT SEE Jl6...

Page 147: ...the modified instrument The safety considerations for the unmodified instrument apply FUNCTION OF CONTROLS ANO CONNECTORS Mode Switch1 AC Applies ac power to th e oscilloscope power switch Be sure that the 1106 Line Selector switch is set to the correct line voltage for proper battery charging DC 12 Permits 12 V operation of the instrument from an external 12 V source DC 24 Permits 24 V operation ...

Page 148: ...R 1628 Source voltages higher than 22 V de cause increased current through R1607 0 1606 and R1609 01608 is kept cut off by the increased voltage across R1609 and the resu lting ch ange across divider R1611 R1613 R1614 Th is permits no current th rough R1617 Since R1617 furnishes bias to 01622 the transistor is cut off This permits the co llector of 0 1622 and the rest of th e tu rn off circuit to ...

Page 149: ...charging of C1626 Options 465 Service SN B250000 up Start Circuit When S1601 is c losed the external de source is applied to C1614 VR1641 and R1645 The initial surge is coupled to 01642 through C1614 VR1639 and R1 641 Transistor Q1642 saturates until C1614 charges through R1639 to the value determined by VR1639 and the base emitter junc tion of 01642 about 5 7 volts then 01642 is cut off R1641 lim...

Page 150: ...sition the de input is applied to the inverter circuitry by S160 1 Section A At the same time S1601 section B is closed completing the feedback loop for the inverter transistors S1601 section B stops the inverter in the off position by opening the feedback loop between T1501 and T1631 Power Mode Switch S1665 See Fig Option 7 3 Sections A and F connect filter C1671 and R1671 to T1501 during 12 or 2...

Page 151: ... right hand side by going just below the power transformer CALIBRATION Option 7 may be calibrated without removing it from the oscilloscope The reference letters A B etc refer to points indicated on the schematic and ci rcuit board illustrations REV A JAN 1975 Options 465 Service SN 8 250000 up Equipment Required DC VOLTMETER 22 V to 28 V TEST OSCILLOSCOPE Used to verify the inverter balance adjus...

Page 152: ... off point is set lo cut off Option 7 The turn off point on Option 7 approximately coincides with the meter zero on the 1106 This does not permit accurate adjustment of the turn off level Ni Cd batteries can be used followlng the technique used for item 3 Option 7 Page 6 Inverter Balance NOTE If the major oscilloscope use is with a 12 volt source do this step while operating the oscilloscope and d...

Page 153: ...tages I I I j j I DC LEVEL 24 VDC 0 V DC L OV DC 0 8 V t 0 V DC 3 0 V f 0 8 V 0 V DC 3 0V SIGNA L VOLTAGE CONDITIONS The load is an operating oscilloscope is the preferred test oscilloscope and volt meter ground The voltmeter is a 20 000 n V multimeter Mode switch set to 24 V Vol tages and wavefo rm amplitudes will vary wi th source voltage Q and P are identical to A and S respectively during 24 V...

Page 154: ...01662 5C CR1625 2C Q1664 5D CR1626 2C CR1627 18 R1604 1C 3 T1 1 1 vf CKT NO R1605 R1607 R1609 R1611 R1613 R161 4 R1617 R1618 R1622 R1623 R1624 R1625 R1626 R1631 R1633 R1639 R1641 GRID LOC 2D 1C 3C 3C 3A 3A 2C 2C 2C 1C 2C 1D 28 28 3A 3C 3D 4 JI Y I 0 I l l ha r q 1 1 lO CKT GRID NO LOC R1642 3D R1645 3C R1652 4B R1654 48 R1662 4C R1664 4C T1601 2A T1631 38 VR1604 2D VR1605 2D VR1622 1C VR1639 3D VR...

Page 155: ...5 547El 03Z Cl684 283 000 3 00 CAP FXD CER DI 0 01UF 80 20 l50V 72982 855 547El 03Z Cl685 283 0003 00 CAP FXD CER DI O OlUF 80 20 lSOV 72982 855 547El03Z Fl601 159 0038 00 FUSE CARTRIDGE 3AG 15A 32V FAST BLOW 71400 AGC15 Pl601 131 1333 00 CONNECTOR RCPT POWER 80009 131 13 33 00 Ql652 151 0436 00 TRANSISTOR SILICON NPN 80009 151 0436 00 Ql654 151 0436 00 TRANSISTOR SILI CON NPN 80009 151 0436 00 Ql...

Page 156: ... PNP 80D09 151 0335 00 Rl604 315 0202 00 RES FXD COMP 2K OHM 5 0 25W 01121 CB2D25 Rl605 315 0752 00 RES FXD COMP 7 5K OHM 5 0 25W 01121 CB7525 Rl607 315 0272 00 RES FXD COMP 2 7K OHM 5 0 25W 01121 CB2725 Rl609 315 0511 00 RES FXD COMP 510 OHM 5 0 25W 01121 CB5115 Rl611 315 0511 0D RES FXD COMP 510 OHM 5 0 25W 01121 CB5115 Rl613 311 1248 00 RES VAR NONWIR 500 OHM l0 0 50W 73138 72X 23 0 501K Rl6 14...

Page 157: ...T PLAIN HEX 8 32 X 0 312 I NCH BRS ATTACHING PARTS 2 SCR ASSEM WSHR 4 40 X 0 312 INCH PNH BRS 4 TRANSISTOR SEE Ql 652 Ql654 Ql662 Ql664 EPL ATTACHING PARTS 3 NUT rPLAIN EXT W 4 40 X 0 25 I NCH STL 1 RETAINER XSTR l INSULATOR PLATE 0 70 X 3 INCH LONG 1 GROMMET PLASTIC U SHP 0 6 25 X0 658 INCH 1 GROMt ET PLASTIC 0 25 INCH DIA l FUSEHOLDER 3AG FUSE ATTACHING PARTS 1 SCREW MACHINE 6 32 X 0 312 INCH PN...

Page 158: ... SN B250000 up 65 Service Options 4 OPTION 7 EXPLODED Fig Option 7 9 Option 7 Page 12 ...

Page 159: ...ion is being added to an instrument which is al ready equipped with a different phosphor or if the cathode ray tube requires replacement use the following procedure 1 Follow the crt removal and instal lation procedure in the maintenance section of this manua l 2 After completi ng crt instal lation check Table 6 1 Adjustment Interactions for cali bration adjustments which may requi re re adjustment...

Page 160: ... TYPICAL C C 5 DUAL B E B METALCASE TRANSISTORS FLAT PACK TRANSISTOR 4 11 10 C B C B E SINGLE G D C B E PLASTIC CASE TRANSISTOR G D s DUAL C E B s D G F E T S 9 8 U440 INTEGRATED CIRCUITS Fig 8 1 Semiconductor lead configurat ions ...

Page 161: ...k RT Thermistor circl it board etc heat radiator etc s Switch A nenuator fixed or variable HR Heater T Transformer Motor HY Hybrid circuit T C Thermocouple Battery J Connector stationary portion TP Test point Capacitor fixed or variable K Relay u Assembly inseparable or non repairable Circuit breaker L Inductor fixed or variable integrated circ uit etc Diode signal or rectifier L R Inductor resist...

Page 162: ...OX pIobe supplied with the 465 Connect th e 465 A I Gate from the rear panel to the test oscilloscope externa l trigger input via a 42 inch unterminated BNC cable 465 CONTROL SETTINGS CRT Controls INTENS ITY FOCUS SCALE ILLUM As desired As desired As desired Vertical Controls both Channels if applicable VOLTS DIV 50 mV 6 divisions of vertica l display VAR Calibrated detent POSITION Midrange AC GND...

Page 163: ...scilloscope Control Settings All controls as needed for the best display except as noted below Vertical Input Coupling Vertical Mode Volts Division AC Channel 1 As noted on each waveform Trigger Source T rigger Coupling Trigger Mode Time Division Horizontal Position External AC Auto As noted on each waveform To position the be ginning of the dis play 1 division from the left graticule edge Th is w...

Page 164: ...ix DM 50 1 Digital Multimeter Inpu t Impedance 10 MO Range 0 to 3 kV Triplett Model 630NA Input Impedance 20 KO V 465 CONTROL SETTINGS Normal display inten sity Best focused trace Fully clockwise Trigger Controls A and 8 unless otherwise noted COUPLING AC A SOURCE NORM STARTS AFTER DELAY Midrange Vertical Controls both channels unless otherwise noted B SOURCE LEVEL SLOPE A TRIG HOLDOFF TRIG MODE N...

Page 165: ...ULTIVIBRAT OR 1 COMPARATOR 0 1012 01014 0 1002A B LV PS 0 1516 01548 0 1518 01556 01532 0 1558 t1 TO ALL 01534 01 564 BLOCKS 01536 01 566 01 544 01 568 0 0 1546 U1 524 12 U1554 A SWEEP _ I OUT PUT AMP 01038 A TRIGGER INPUT PARAPHASE 1 A SWEEP GAT E ___ _ 1 A MPLIF IER A SWEEP GENERATOR A EXTERNAL T RIGGER INPUT B EXTERNAL T RIGG ER IN PUT f 0622 Q624 B T RIGGER INPUT 0522 0524 A B TRIGGER GENERATO...

Page 166: ...GRID CKT GRID C GRID CKT GRID CKT NO LOC NO LDC LOC NO LOC NO C164 4B L122 8B C 4A R35 9C R106 C1 65 4A L149 6C C 2A R36 9C R107 5B R37 9C R108 CR18 11C Q20A 11C 6C R38 9C R109 CR31 10D Q20B 11C R41 9C R111 CR32 100 032 10C I 13C R42 9C R112 CR34 10C Q36 10C I 13B R43 9C R113 CR39 BC 042 9B 138 R44 9A R114 CR152 4B 044 9B I 13C R45 9A R115 CR164 4A Q102 9B I 118 R46 11B R116 CR165 SA 0104 9B I 11C...

Page 167: ...9 p r I J I Fig 8 3 A4 Vanical Mode Sw tch circuit board CKT GR ID CKT GR ID NO LOC NO LOC C381 5A R381 GA C391 5A R383 6A R384 6A DS388 68 R388 2A DS389 60 R389 2E P390 5A R391 5A 0382 GA R393 4A 0386 7A R394 4A 0392 4A 0396 3A S350 1C REV A JAN 1975 6 Located on back ot board R382 ...

Page 168: ..._ _ _____ _ __ J s I l 50mV 500µ s _ _ I l 50 mV 500µ s N li 1 1 1 i 0 50 mV 500µ s I 1 4 l i 0 1 V 5QOµs I l 1 1 t r 50mV 500µ s I r 1 50mV 500 µ s _ 50mV 500 µS t lt 1 1 1 1 1 1 l 50mV 500µs I I li l 1 l 0 1 V 500 µs I DI ...

Page 169: ... I I I R 4 1 5 I PART IAL J A I CHI ATTEN BOA RD R 105 11 1 Sl 1 101 81 f 2 l RIO 300 0 3 8V R 11 l l R lll soo R 111 1S C l l lJ 2 e 8 0 RII 18 2 CH I GA II CAL RII 75 L 2 l 0 2 H 7 Y RIIS IOI CWJ Jt P051i lON CE NTE R11 1 SV H C 124 SH ISV VR l R l S 100 7 1 Rl1 1 et t7 7 8 5 TP 141 J H V TP141 es 1sv R 8 R14 l IK Ll4 0 l fa 11 C 14 1 18 Cl I I VERT Sl NAL TO Q304 4 3 l 0 Cl I I ll 1 __ IV lr V ...

Page 170: ...I C1 I _ t 1 I I I Cltl L l i S n1 Ole rt L 1 cf 1 Z1 lt21 t 1 116 I u I C20 2 _ 1219 I UI 1213 lltll 15 i t C 201 U2l jug 11 211 _ 11 20 ii I Q 1 63 V fll lt I o t i i QlAJ 0 2tl 12 1 IC105 Ii I 1 4 on u Q9 4 l l I 221 C209 1 11 201 l 2 I 1 n 1tft co 1 _ n u 1u t7j 71 a Ill CU 1 C71 _ r I f 61 C6 i j i 11 ltfel rz i f c d I t ee c 1 l I 0 1 0 0 U j l l J ce f 11 14 R S ti C17 _ 111 1 1 a hr _ r I...

Page 171: ... 8 5 A4 Vertical Mode Switch circuit board CKT NO C381 C391 0S388 0S389 P390 0382 0386 0392 0396 GRID LOC 5A 5A 68 60 5A 6A 7A 4A 3A 6 7 Located on back of board R392 CKT GRID NO LOC R381 GA R383 SA R384 6A A388 2A R 389 2E R391 SA R393 4A R394 4A S350 1C REV A JAN 1975 ...

Page 172: ...00µs r T i I 50mV 500 µ s L I j i 50mV 500 µ s lo I 50mV I __ I 500 us I I 1 l i l 1 1 I J t I I t t t t I I I I For waveforms 11 through 15 Connect the calibrator signal to the CH 2 input via a X10 probe Set the VERT MODE switch to CH 2 50mV 500µs I 5 V 500 µs 1 I _ i r it l ...

Page 173: ...b o e R I 1 4 1 SB PARTS UST FCI eAIILIH V_ WE i AND i I Al NU R ANGES M PM TS M ii wrrn 10l UI Olffl_lNE j o R 217 75 GA IN CAL 2 18 11 0 0 Q1 28 I Rlll l 1 6 2 I I I I H 1 1 RI R112 IK S22 S I11 JVERT I T 4 5 0 I I R l 1 I 1 00 sv tilt l lls IOI R 1 1 J 100 IU l a 1 Q1 1 IS 2 s R l 14 IOI R l 21 l l 1sv RUS IS l TPl41 4 8 4 R l 4 1 U t 1 1 1 TP l 41 c 1 1 470 5V R24C 1 18K Rl 55 500 C 1 l 1 1 R ...

Page 174: ... Rl 55 R327 R255 5 Rl43 Ci5 f R1s i R 14 6 3041 C32f Q318 _ i r 6 t R301 __d 0142 u a e _ o_ Joe 0314 Rl47 R136 R13S R l J 1r C 149 j _ i_ 4 _ 9 R115 R312 R311 L 7 t c io2 t12s R 121 Rl34 R122 8 C42 9 R118 c1oi R 117 R4J t S __1 __1_ J C39 1 R C311 il R34 7 1 4 M N t_ t C229 M V Q228 0224 C361 R218 R21 i R22 1 R211 R219 t R212 R213 R223 _ CR39 RTJ9 C207 97 R206 _R205 0202 ro f w 0204 C249 y C261 C...

Page 175: ... R343 4B CR304 5C R344 3B CR305 6C R345 4B CR307 5C R346 4B CR308 5C R347 3B CR314 50 R348 3B CR315 60 R349 3B CR317 5D R351 3F CR318 5D R352 2E CR342 4C R356 3E CR362 4D R357 2E CR368 3E R358 20 CR372 4D R359 2E CR378 30 R361 2E R362 4E J338 2B R364 3E J339 2D R365 2D J351 2F R367 4E J359 2F R368 2E R370 3D L338 4C R371 2D L339 4C R372 30 R374 JE 0304 5B R375 2D 0308 GC R376 4D 0314 6D R378 2E 03...

Page 176: ...rigger Source switch to Normal 100 mV 500µ s L I i t J t t t t 1 1 l I I f 50mV 500µs 0 5V 5 ms I r Set the VERT MODE switch to ALT and the A SOURCE switch to CH 1 2 V 2µs f J _ b Set the 465 VERT MODE switch to CHOP Set the test scope Trigger Source switch to Normal 50mV 500 µs t f 1 J t t t 1 t i ...

Page 177: ... C3 4 T O l av R 5 100 2 o 15V R 4 O 8V R l 1 1 0 13 4 o 4 ov Tl H4 I 1 I I I I I 150 H I l 3 I O 4 H 15V 1 P3 37 J o I I S 38A 38B re w7__ G A IJ ED TRI I VIEW PU LL P OSI I c p t R TIAL A vi J2 T ICA L PREAMP eoARE _ _ _ __________ _ ___ 1 SEE PARTS LIST FOR EARUER VALUES ANO SERIAL NUMBER RANGES OF PARTS MARKED WITH BtUE OUTLINE SEE PARTS LIST FOR SEMICONDUCTOR TYPES VERTICAL SW TC H1N SN 6 150...

Page 178: ...482 2B R4431 SC CR4452 SA 04492 2C R4432 58 3 4 R4466 5 6 1 Junction o f R4452 R4435 ERTi CALLY POSITIO NED R4403 R4404 29 R4 4 0 3 and R4445 R440 4 8 i u 1 l i _ 1 li44 27 4 b2 x iiiiis _ 7 _ 1 a y 1 4422 R4425 J t LOCATE D ON BACI OF BOARD R4 474 R4431 R4436 R4408 t i 1 f1 0 r t r _y A 1 M r C4444 VERTICALLY POSITIONED R4414 Junc t ion o f R4444 R4413 2 _ R4 4 14 and CR4 434 R4413 R4434 Fig 8 7 ...

Page 179: ... I5omv 500 µs 50mV 500 µ s 50mV 500 µs I I l I _ I j I l 1 50mV 500 µs 100mV 500µs 50mV 500 µs I r r _ i t t f t t 500mV 500 µs 2V 500µs 2V 500µs t __ t t i r t if t t i j 1 f ...

Page 180: ... 0 I IIP 4 4 5 v c 1474 o 8 pF R 44bS 2 00 5 5 Jl4 1 1 Sk 0 RA475 2 0b R44 o8 zo s R IE 4 J 4q q j t 5 3 R 44 S 20 5 6 2 10 5 A niE TICAL OIJTPl l T BOA O C 4148 I 001 1 v R4A80 10 c 44 t 2 001 SSV 1 2 0 R4 8 5 10 R4A8 4 0 4 0 CRT VE R ICAL __ DEFLECTI ON _ PLAiES 11 0 Y 4 o SEE PARTS UST FOR EARLIER VALUES AND SERIAL NUMBER RANGES OF PARTS MARKED WITH BlUl OUnlNE SEE PARTS LIST FOR SEMICONDUCTOR ...

Page 181: ...B C423 5B L440 38 R415 2C R445 3G C424 5C L442 3A R4 7 2C R 44 6 3B C433 2C L461 3C R419 4C R447 3B C434 2C L471 JC R421 4C R448 2A C441 38 l R461 3D R423 SC R449 28 C442 3A LR471 30 R424 5 C R461 4A C443 5A 426 SC R452 3C C444 48 P400 111 R427 48 R453 1C C445 4B R428 58 R45A 2B C451 4B R400 38 R429 5B R4S5 2A C453 2C R401 213 R43 28 R457 41C C 457 4c R4 02 4B R434 1C R461 3C C458 4C Fl403 4C R437...

Page 182: ...A5 V ER TICAL OUTPUT CIRCU IT BOARD ...

Page 183: ..._ __ r 4 c _ L I J 1 01 J2 U440 R42 9 250 1 2 V R4 21 30 l VE Ri C 23 OUT OO o CEWTER C424 RT42 2 0 2 2 JOOk 55 1 R I Z 4 R423 R42G 249k 2 c R42 309 R454 499 R453 2 05k R439 432 R437 432 2K C434 041 R434 j R452 1 00 c 453 J _ 00 R433 tk C433 0022 ID 1 8 I VERTICA SN 8250000 aod up 670 2238 19 1 2o0 R 1 100 _ 1R 151 _ 1 SV 13 Lc4 1 OS 411 loO 4 3 LR4Col O Jp K CRT VERTICAL OEFLEC T lO N PLPiTES LR ...

Page 184: ...CN IS O RIREC l N I g EV 10 11 12 D A f 1 l m C S FO Q 1 12 Q 133 M Q Y B REV E 1 1LL u A r c R c 1 J u J I J7 132 1 t nm s 17 1 J 13 9 C R1 115 AT t64f R64 CBS RIH RHl R 0 1 i rrtiu C 9 0 Iii cn em 03 JI R Fl i I WHOq f 1Ui 55 ct R86 er D IE 1 2 fl JIE AIIB I fie I Go ca J 0 n C 85 1 i u I M 1i I I IC 12 I la 1 1 Ml L6 ad a a Q C In I ID I U t l bO Ll I LOC Tl lftg 8 9 A8 Triooer Gmerato d Sws UJ...

Page 185: ...3 2B RS41 5C R872 9C C80B 9D tlS83 1 1C R507 4C R642 5C R877 9C C 24 9C DS836 1C R508 2C R644 SC R879 9C C 828 7E DSl 598 1C R509 3C R64S 5C R1041 8A C8 29 9B DSl58 1C R511 2A R646 6D R1044 9B CB 34 8C R512 3B R647 60 R1045 BA c836i 2C J6 9E R516 3B R649 5E R1046 BB C836 BC J671 3C R517 3B R650 60 R1047 BA C8 37 90 1613 2C R518 3B R651 SE R1048 IA C839 J57 i 3C R522 4B R6S2 6D R1049 SA 90 1678 4 R...

Page 186: ...l somv 500 µs I 1 t 1 1 _ _ I l I lO0mV 500µs I i t 1 1 1 50 mV 500 u s I 1 _ _ 100mV r i j 200mV iI f V 500 µs i f Htt i 5 ms 1 t _ __ v ___ __i 5 0 r µs_ 4 4 I 1 9 1 I i ___ r 10 1 I r 200mV I 1sms C m V 1 1 1 __ 5_00__ _µs 1 __ 1 I 1 1 i I 200rnV lI 5 ms _ i l l t l 11 11 li lt ll t t H t _ __ ...

Page 187: ... I 4 I lib r 2 Q R 141 100 r15V lk40 81 P V A A PR IL 1975 t l5V R55 2 R558 B tl0lD Ol F Q552 ARM IN t 3 _ 3 T_ _4 _ 75Jk j 0 t 1 i M c ot o CR55 2 R553 1 51 R551 7 14 11 ssv 100 R554 1 00 8V CR55 3 J i i o 1 R550 3 11 2 RC 51 R 7 14 1 I 5 5 1 IOO 29 I RT5 7 51 TO B rm GEf SEN SITIVITY R 5 20k s 4 t OARD ...

Page 188: ...i I H 1 1 2 i 1 111 f M 1 1lj1 __ o O O O H O Rf4 14 r RUD C 1 1 iC121 3 80 1 1 so 128 12 11 H12 f C 8 12 Ill I I ll a r I li1 1 1 i1 2 _I n11 2 01 Li fl 12 12 611 w 6 1 1 HI 12 0 l H il l I t it l l I I 12 1 ll 1 O c 6 1 3 r 1 n n nn a 11 1 11 1 2 R1 1 111 i I J n1nl l I n1 HI l I 1230 I 111 4rl RI I I i 11 at Cl2 Hit 2 11 4 I I 1 H l i 1 3 ltlH h J du l U l2 fl 2 R rn l I r D 1 I II f i p D fl I...

Page 189: ...11E R1003 10H R1232 8F R1447 6A R1591 oc Cl l illig1 7F CR 1ld BC P1 445 5A R1004 11H R1233 SE R1448 6A R1592 10D C1281 7i0 caq 1251 8JE P 1 46 SC R1006 10H R1234 8E R1449 6A R1593 10C C1282 BD CR125 2 91 E p1 45 2 4E R1007 11H R1235 7G R1451 4E R1594 10D c1 w 3 C CR l25J BE P 1570 11B R1011 101 R1236 8D R1452 4E R1595 9C I C1 288 71 e 12ea le IP1G O oc R1012 101 R1237 9E R1453 4E R1597 10C ci 11 ...

Page 190: ...s r I 1 f l r I I 50mV 5 ms r 500mV 5 ms 500mV 5 ms J _ _ I I r r r r J J I J l I i J _ I _ oomv I 5 ms l 500m _ I 5 ms I 50mV 5 ms l VI VI V I I L v L V I L I i i I 5V 5 ms 500mV 5 s 500mV 5 s I L r I I II II II ll 1 1 II I t i I r r 5 ms ...

Page 191: ...__ 1 J i L _______ _____ ______ ___ _ o GJ re o FS 3 1 _ A SW p R ESET TO o 5 ISV P IN l e _ U 810 W Fl 6i AP L 1aoV 1 lt o M il t lS Q 0 02 3 __ _________ LIOO 55V DC PL A RIOOG 31 R l038 4 7 c lose CJO OJ 9J I 1 J QI024 2 ______J 1 a _ 5 r 1 r oM Q e 4 I BO 1024 C l 024 sn 5 i F 1 f t CQ ro 2 4 sv 7 81 RE i A UNE 75 0 3 u H R i 035 00 CR 035 C 0 6 i 1 l 11 R l 037 4 0 21 i 0 7 QJO30 t_F R 039 2 ...

Page 192: ...63 7 0 11 0 C l t 7 IH ll L _ L v I j r 11 6 5 Mlll EO 1 0 11qo 1 1 4 111 140 f _ 1 SW EEP O DE SW Sl l20 P3 9 1 0 I i CKT NO C 111 13 C11 11 C1130 C11 31 c1133 C1l35 Ct U6 tc a1 C1138 C115 C11 52 C1 16 3 c111 s1 C 11163 C11 66 C116 7 C1168 Cfl1101 GR D CKT lOC N O 56 CR1 102 4B 2A 0Sii40 4A DSlffi 30 3D Jl110 3A Jl120 4B Jl130 4B 1 6D p 50 P2 4 D P3 6E 6D Q1140 70 0 1170 78 7B A1101 R1t1 1 4E AU1...

Page 193: ...X 5 I J j 1 I tLSI I Q 1 I5 1 f i I 151 I sl P SS I I S5V I I fJ 115 E 2 b iC u A Fl I ti CIW Oil F Sf J ll ill T M O M M 4 1 I I I I I RIIS5 V P RT1A L 0 9 INTERFACE BOA RD op I I 4 1 16 1 I I I I ip I f T I I I I r i Q I I I I I I I e I I I I I I I I I I I I I I I I I I 1 l i H H 24 i o 21 21 2 t 25 1 _ __ __ I i I t L __ __ __ __ _ __ l a a _ __ I __ __ I _ __ _ __ __ __ I __ __ __ i __ _ __ __...

Page 194: ...J 0 0 C67B F c P ds l ist f rs r1a l nu ber n i 1 g s r L cateci b C k of b c r ird 7 8 g 10 11 12 S FOR 6 22 Q q MP 1 5 OO FI CT CK 11 H K l N S FOR 1324 Ql33 ATI I _ 0 f 1314 M AY B REVEIRS ED _ I _ RiJ t 4 Cfll l fes I R 10 1 J 41 t lU mD4 I JILU 10 7 01 105 i _IHD l t R I mD i ID 2 i 10 m 2 4 _ 1 J r RB I O f IE i E ri Dll Jl7 t JJ 1 3 1 Im IJ 13 2 1 H t i B t Rl li lt8 I l BOJ 8 5 I IHI l 111...

Page 195: ...03 28 R641 SC RS72 9C ce 88 DS834 1C R 501 4C R642 5C R877 9C C824 9C DS836 1C R rn3 2C R644 SC R879 9C C826 71 IDS1599 1C F 5 3C R645 SC R1041 SA C82 9 g 13 DS 688 1C R511 2A R646 6D R1044 9B C83 4 BC R512 38 R647 6D R1045 SA C835 2C J6 9E R516 3B R649 SE R1046 88 C836 8C J571 3C Ft51 38 R650 60 R1047 SA CS37 9 J573 2C R518 3B R651 GE R1048 BA C839 JD J67 lC 622 4B R652 60 R1049 BA 7 8 4E R 523 4...

Page 196: ...r t h _ i 500mV 5 ms I I r 500 mV 5 ms I j I t 500 mV 5 ms I I I 1 V 5 ms j J J J I I I f 11 I _ _ The slope and time duration of this waveform is dependent on the setting of the A Trigger Holdoff control II 500mV 5 ms I 1 t OmV 5 ms I I _ 111 ot t i r i I I I 500mV 5 ms J I Ht J r 100mV 1 5 ms l I 465 display triggered stable 500mV 5 ms r 500mV I 5 ms ...

Page 197: ...o L _ _ _ 2i 1 Ii J8 It I INO RM I 5V t c f L ce 5 AVTO 1 _ _ _ _ yo HI J5 5 ua10 o 7 2 5 1 9 M a AlJ1 0 I 1 1 I I 4 9 TR IC D S i C6 39 l RES T TIM ING J7 _F r 7 10 b 83 l S A F TR Gt D I 1 sv R834 DC Pl 1 10 F Jl 13 15 7 L 1 s1R1 ss r 1 0 O rARI R EADY II 1 0 C R 101 C llO i 11 JH1 lIJ 5 OV 1 c u I PARTrAL A 7 TIMING BOARD ll__j WF bl S l B c 0 3 5WP 5T LEVEL TO Qi0O1 0 _ PA Ii i i IALU u F E F ...

Page 198: ...Rl 41 i t 6 t 1181 lZ iti f_ ii R1i g it r n 1 5 r tnf 1 1 220 n r im iiia i i I P _ s t e1Dli4 8 n p Hr n r _ i I i cA i i6 11 rn H D r r ijj 1 ui_ i 7 t 1 Ql i R IIT Q R D ll iU fl 11 1 R l36 y t L or 11 M o n c k t 1 boll d Se P lftS Ii 51 0 r t f l I ii ll I r r Ill 05 2 U I on l Ith pt1o n 4 11Tid 7 J C t 11 OLln ed 9 10 11 12 l 1 i I 40 Q _ I r 1 i H i T l Tl I 94 L 1 n m l I H j 90 J1 9 l l...

Page 199: ...03 10H R1232 SF R1447 6A R1591 10C C1269 7F CR 1248 8C I P11 4Jl5 5A R1004 11H R1233 SE R1448 GA R1592 100 C12EU 70 CR1 2M SE p 46 SC R1006 10H R1234 SE R1449 6A R1593 10C C1292 60 CR 12 52 SE Pl 2 41 R1007 11H R1235 7G R1451 4E R1594 10D G1283 7C CR1253 8E P1570 u R1011 101 R1236 80 R1452 4E R1595 9C C 11 288 7D CR12 5 7E P1690 1 R1012 101 R1237 9E R1453 4E R1597 10C c11 10 3 E CR127 a 80 R1013 1...

Page 200: ...l I r 10 V 1 l I I I I I J I I I r 5 ms I I 500mV 5 ms f l t l c I _ t t r t r 1 I I r t H _ M i i t 4 1 i H JJ I M I I J l I I 50 m V 5 ms f IO f t t t t t ii 1 i I r _ f 4 _ 1 t t _ t t 1 4 l l t t 1 I 50 mV 5ms L I f H H Hl t H t t tt 1 tt tt 1 H t tt t r 1 r _ _ i t t t t t 1 1 10 V 5 ms J I f t t r 1 ...

Page 201: ...I Vl l FM a4 l 14k I _ 45 eo ___ ___ QI 34 1 MA L C 01 I I 123 1 II Bk 12 7 fl 1 i s R li 25 2 5 k AG REc I f uAJN RIU3 l Sll I 2 a 0 f22 J I 1 I 45 5 I CR 1248 Q I LSOI 1 g f OV Rl 248 E 2 3U I I sv I a 1 C R124 1 54 l CRIZ51 3 f Rl242 54q 5 8 P t 244 IB 2 B 128 1 0 25 1 5 R l 2 73 CR l2 S2 Cl 253 C 2 1 0 25 1 5 Q l 2 44 24 1 P 124 1 200 1 81 V R 1273 12 7 k sv ftl l14 G 8 I Rl280 101 Rl28 I 101 ...

Page 202: ... _ _ l i J c t 3fi ci i R t 1 1_ 1_ _ _ f1S J __ Ri r _ r T _ I D _ Tl l l8 L g i 1 M i ft _ I _ 1 __ y i I a n Ii ____ 1 J i E f Gl A J j t 1 r I n Ellf iir _ _ __ _ j a J Ji 11 j ra I J I _ I t 1 J t _ __ i t J 01_ c1 _ J I 6 C 1 5Q4 I m 21 Cf IJ _ r JI U 24 ur t i L 11 q i ii J21 P1 li lr 1r i 1 3 ii I TII tt G a I 1 H t I iil1 i r J 11 _ 1 5 1 I oc crn rt C11 8 a e1 ti s 1 _ _ __ rCUii i t r _...

Page 203: ... 10H R1232 SF R1447 GA R1591 10C C1269 7F CR1248 C P144 3i SA R1004 11H R1233 SE R1448 GA R1592 100 C1281 71 C 1251 8E f 1446 BC R1006 10H R1234 8E R1449 GA R1593 10C C1282 61Ll CR12 2 8 1 I P1 2 4E R1007 11H R1235 7G R1451 4E R1594 10D c 1 2as c CR12 3 61 f 157 J 11B R1011 101 R1236 80 R1452 4E R1595 9C C1288 18 CR1255 7 f 1500 10C R1012 101 R1237 9E R1453 4E R1597 10C C1403 4E CR1273 SD R1013 10...

Page 204: ...l L f I la J d I j J H L I lllfl I I I I 111 I I I y V oi Set the test scope Tdgg er Sourc e swit ch to Normal I I 1 50mV 5ms _ I _ I 1 I i I f o t H tt IH f t H tt H li ttt i J i ____ l JIII lf 16 r i 1 I 50 V 10 µs I r r 1 ii 1 I I 1 H 4 4 l 1 1 4 I r r l 1 i Y V Y V _ ___ __i ___ ____ _ __ __ ___ __ I Set the test scope Trigger Source swit ch to Normal I I 5 V 10 µs I _ H I fl I t I l j l tt I ...

Page 205: ...27 0 2 l O 0041 C 4 2 7 01 C l494 a t T 15 0 CR 148 2 4 J 17 o aov P P GP 14 1 R 411 IOI P 14S 2 l k C 140 0011 Rl4 2 Z IOk Cl4 20 41 FOC U C 14 ll C 14 1 2 I l 4 1 V TO l f k V C 14 o5 12 40 l lM Rl 431A b 5 1 M OSl42 S 1 182 150 Stal PA T ST OR ARLIE VAl UES AND f n J L UM r A ioGS O li HTS l 1AR ED Wr H lUI OU iJ i SEE PARTS LIST FOR SEMICONDUCTOR TYPES Vl440 2 M E H __ L 144 o r 71 t __ _ f _ ...

Page 206: ...D NO lOC C1698 2A CR1691 2B CR1 6 92 2B CR1694 2B CR 1 96 2B CR1899 1B P1690 4A Q1698 1A R16 91 4A C KT GRID NO LOC R1692 3A R1693 3A R1694 3A R1697 1B R1698 1B R1695 tB F rT1696 1A U1690 38 A8 TRtG GE R CIRCUIT BOARD 4 A 9 I TEAFACE CIRCU IT OAR D ...

Page 207: ...2 3A 0 678 JC RG J7 4A R682 ac 0625 3A 0682 3C R638 4B R663 4C C628 4B Q6B8 3C R639 4A R687 2C C6311 3A R640 4A R688 2C 0649 4C R611 2C R641 4A R689 3C C6 6 3C R 612 28 R64 2 4A R6 90 c 0690 1C R616 2A R644 4A R691 11 c R617 28 R645 SA R692 1C CRtn7 3B R818 28 RMS 5B etie4 2C R622 JB R647 5B JS 4C R823 3B R649 4C S610 2A 1678 3C R624 3B A671 4C S615 2 B 1688 3C A625 3A R672 4C R 627 4A R675 3B U64...

Page 208: ...PANEL r 4 oc i 1 A rs1ri t I 1 t R1570 j f l r r l 1 1 s 1 __J I Fig 8 17 Partial A9 I nterface circuit board Ca1 librator Components CKT GRID CKT GRID CKT GRID NO L OC NO LDC NO LOC C1249 1C 01570 4C R1571 4D C1592 3C 01590 JC 1 R1591 3C C1593 2C 01 594 2C R1592 3D C1596 2C 01598 2C R1593 3C C1597 2C R1594 30 R1236 1 0 R1596 2C CR1248 1C R1241 1D R1597 3C CR1 596 2C R1242 10 R1598 3C L1596 2C R12...

Page 209: ...I et I 50mV 500 µ s l I i i 1 ii 4 l i 2V 500 JJS I f J OO il if t t l 1 t J 1 ____ I 500mV I I 500 µs I IO ii i t 1 t t i i 1 if l I j 50mV 500 µs I I SOmV 500 µs I I Ii 1 1i T i 5OmV 500 µs N l 1 f l I 1 l t t l t t t I 1 i 2 V 500 µs J I I I I I J I I I I J I j j j i 100mV I 500 µ s I 7 1f 1 t a l i i o i I 1 ...

Page 210: ...1090 j 0 RIC 93 280 s t5V 9 CRI Qt 98 t 14 s 4 t 0698 F l 6 0 2 5 e II Ii UHo900 CRlto92 Ul 90B 7 s CRIG j Rl 9 15 0 3 l 7 8 A v 1 C b78 tel 8V 1 o RIG VIEW TO J 8 Voltages measured with TRIGGER VIEW button dep essed 8V o B CRJ Q CRl 94 Ullo90A Rl 91 1 2 11 Rl ot 2 3 RTIG9G SEE PARTS LIST FOR SEMICO NDUCTOR TYPES A TRIGG ER VlEW CALlBRATOR FAN P SN 8250000 and up Rl 9 3 k J ...

Page 211: ...__ 1 HT i I Pl i H f u clii I I 1 _ _ C hll tc I i i Ii 1 L I r IJ t Ri 1 I L t J h R I p I iJ I HI ll II I 1 R 2 i JI 2 I H L P I r _ 1 12 12 L I am E l ilZ R i ft ti H RI fl 11 0 I 1 J I ctu i _ i 1 1 l I _ _ i I I I I 1 L i ____ r t _____ r Br 1 1 l I T _ IIU I ______ _ I I I I I I i R n 6 a I r R n r tll _ g 8 l e Ii If I __ ji1i 1 i T 1 I Rlol t fj I iCJI 1 _ tt ru _ 11 rf m r di I I 11 ti d ...

Page 212: ...01594 9C 01598 R39 R1001 R1002 R1003 R1004 R1006 R1007 R1011 fl1012 R1013 R1016 R1017 R1021 R1022 R1024 R1026 R1029 R1031 R1032 R1033 R1035 R1037 R1038 R1039 R1061 R1062 R1063 R1064 R1065 R1066 R1071 R1072 R1073 R1076 R1077 R1081 R1082 R1084 9C 8B 10H 9H 10H 11H OH 11H 101 101 101 101 10H 11H 11H 11H 111 11H 12H 12H 12H 12H 10G 10G 10G 7H GH 7H 8H 81 7H 61 61 71 71 7H BH 8H SH CKT NO GRID CKT GRID...

Page 213: ... l f VRl5 Z tjy C Hl l O 12 00 F 5 5 V E G J fi I 2 1 c 1 il C 152 2 02 3 C l 5 37 11 0 Cl 5 4 l R S44 15 4 a Ai le R lS14 4 1 K YR 15 1 1 1 2 Y C R 51 _______ __ l 1 I OV m 1s15 SGV 4 i 5V R c iP l 5 3 c J I CR 3 1 1H R E t li 1 tV I 0 1 u 5 0 0 71 0 1 L_ f IS o ONLY lJ152Al3 TPI 46 f l V C l5 1 f 1 I I _ f J II II sv Ul554A t S 5 1 Ri i l S5K Ql550 QJ 55 o Lr Ul55 rB J 9 1_ F TP1 5 3 51 tlSV 5 i...

Page 214: ...is Amplifier Cheek Z axis logic cu it cir 01 304 01 307 and 0 0 0 824 associated 822 circuitry 828 also 01014 Sho rt TP322 and TP324 together OK c Find imbalance in the bad channel Check DC level on the forward end of R1037 0VTO 2V a 13 V Pull 01024 Check fo r sweep Ievel on the front of Rl 037 to go to about O V No 1r Cheek the Sweep Generator circuit Trace comes near the center of the screen Tra...

Page 215: ...izontal ampl ifier ci rcuit From P1 10 it also passes t hrough P5 4 to the sweep control IC on the t rigger board Watch for these types of conditions when trying to localize a loading problem 55 Volt Supply 1 Pull P300 from the Interface board This isolates the Vertical Preamplifier board 2 Unsolder the dummy resistor near J 1 See adjustment locations 1 This isolates the Timing board 3 Pull P1155 ...

Page 216: ...ansformer for open I I I Replace f use Still blows fuse I r ov Low Check resistance to ground a OV Low Check cable connectors for proper orien tation or shorts Check resistance to other low voltage power supplies Check CR1534 unsolder one leg See isolation Procedure to find the cir cuit where loading occurs Check C1534 _ 4nsolder one leg Check for load ing by some active dev ice See isolation proc...

Page 217: ...t of the Trigger board Also unsolder VR896 from the rear of the Trigger board See adjustment locations 1 This isolates the 8 volt supply 4 Pull P1690 from the Fan Motor board This isolates the fan motor circuit 5 Pull P400 from the Vertical Output Amplifier board This isolates the Vertical Output Amplifier board 6 Pull P1200 from the Interface board See adjustment iocations 1 This isolates the Hor...

Page 218: ... on the affected supply comes up to or near normal voltage As the in trument is left on and Crneck he iL1pply re e e111ce vo It ges 15 V Pilfl of U1524 5 v o lts 5 Pin 3 o f U11 554 5 fOUs Check the value of the regulated supply 0 ____ Check the following transisto rs 15 01544 warms up the supply volltage begins to slowly go down as the tantalum tries to draw more current from the supply 8 Pii7 5 ...

Page 219: ... the 5 volt supply enters the timing board through P2 5 It then passes through the timing switch in the X Y position only and P1 10 to CR1202 in the horizontal amplifier circuit From P1 10 it also passes through P5 4 to the sweep control IC on the trigger board Watch for these types of conditions when trying to localize a loading problem 1 Unsolder one end of R 1445 R1476 and CR1476 See adjustment...

Page 220: ...ted supply should be 120 Hz 60 Hz ripple indicates half wave rectification l f the 55 volt supply is normal and the power fuse does not blow it is vervunlikelyforthe110 1 volt unregulated supply to be Ovolts Check Q1518 for a short Check CR1516 01516 R1517 OK YES Check for over current prot ection foldover Vbe of 01518 will be 0 6 volt if the circuit is folded NO Check the power transformer Clleck...

Page 221: ...6 C1403 2 HV multiplier 3 CR1421 requires removal of the Vertical p reamp to check Verify All Low Low Vohage Power Supplies ln olemnce P ak to peak a1 50 k 2 Won t Adju t Cheek w ip eTof Rl OO Should va ry from 8 V to 6 Vas R1400 is rotattd through its range_ Ch eck R1401 Check 01404 Replace thick film No Osci11 a t ions Osei Iiations Chee F141S OK Blown thick f ilrn o see if there is an inte rn i...

Page 222: ......

Page 223: ...Y AXIS ALIGNMENT HIGH VO LTAGE AID U Sl MEN HIGH SPIE ED lw hit11 t1 5 V rom AON IFI ED h lmirv i bo3rd TP GND T IMI Isol te 5 V from f Q u S V r m IM 1 1mlng board the Tim ng board fl S 19 l11 erface ln 11 1bo r I d 1tm 1rnt locations R1237 X1 HORIZONTAL GAIN R1597 CALIBRATOR AMPLITUDE TP1590 TP1594 R1225 HORIZONTAL L_____ _____ MAGNI Fl ER REGISTRATION R1238 X10 HORIZONTAL GAIN i i TP GND R1215 ...

Page 224: ...A 3 VERTICAL PREAMP CIRCUIT BOA RD ...

Page 225: ...I I 1 I I 0 I I I I I _ I I TPGN r I R 149 CH2 H COMJ C 249 CH 2HF OOMP I I l P 241 _ ___ I TP247 I R218 CH 2 CAIN R220 CH 2 VAR IABLE VOLTS DIVISION fBALANCE 465 Service SN 8250000 and up C48 HF COMP R47 C13 C11 HF COMP LF COMP LF COMP R48 HF COMP C47 C12 C10 HF COMP LF COMP LF COMP 1 C83 CH 2 HF COMP C98 HF COMP I t r M I 4 d C27 C62 LF COMP CH 1 HF C97 COMP l C77 CH 2 HF COMP R97 HF COMP R75 R9...

Page 226: ...J t y c f 1 _ j i f i r i w _ l R4438 H F COMP s 11 I 1 _ r f _ _ i ii h J I A4418 CENTER ING ADJUSTMENT 465 Service SN 8250000 and up R4427 LF COMP i 11 i t Ii I J _ 4 R4422 HF COMP C4422 HF COMP fig 8 21 Vertical Output Amplifier circuit board adjustment locations discrete version ...

Page 227: ...A5 VERTICAL OUTPUT CIRCU IT BOARD ...

Page 228: ...1 i R433 LF COMP R442 HF COMP 0 Jr l J 2 t 465 Service SN 8260000 and up N Jo J I _ w h _ 1 _ i 1 _ R429 CENTERING ADJUSTMENT R423 LFCOMP _ C R424 t LF COMP Fig 8 22 Vertical Output Amplifier circuit boa rd adjustment locations UC version ...

Page 229: ...AB TR1iGGER CIRCUIT BOARD ...

Page 230: ... R 55 A TR1 S l IV I y e 2 t T ij r 1 Gm ratmr i ml Eh vup TP GND I j _ _ TP GND ogic circuit board adjustment locations d 465 Service SN 8250000 and up i J t V t _ c _ _ f I r I r i J J k If _ n I I l j r I _ ___ f l _ _ i j 1 f I r _ _v _ _ _ __ l _ _ i J I r c OY _ _ _ _ _ ...

Page 231: ...RD j 1 1 r I C1137 A H GH SPEE D TIMING i 1 l i i i I o l f I 1 I i _ 1 I y 1 j r I R1175 B SWEEP R1145 C1167 B HtGH SPEED TIMING _ Cr l EP 7 r r i _ _ _ i t Ji _ _ ___ l j _ Y 111 _ A l l _ _ f tr 1 i i M r t r lF t r t ti I l i f Llt i p t r_ 1 i C j r I J _ _ r 4 C t __ _ _ i i Fig 8 24 Timing circuit board adjustment locations ...

Page 232: ...ching parts must be purchased separately unless otherwise specified ITEM NAME In the Parts List an Item Name is separated from the description by a colon Because of space limitations an Item Name may sometimes appear as incomplete For further Item Name identification the U S Federal Cataloging Handbook H6 1 can be utilized where possible ABBREVIATIONS INCH ELCTRN ELECTRON IN INCH SE SINGLE END NUM...

Page 233: ...ms Inc USECO Div Essex International Inc Controls Div M ansfield Plant Industrial Retaining Ring Co Malco A Microdot Co Inc Connector and Cable Division ADDRESS P O Box 3608 P o Box 5012 3600 Sunset Ave 4 South Wyman 415 E Washington Blvd 2015 D Audubon Road 105 E 16th St 7100 Lampson Ave 342 39th St 103 Morse Street 9301 Allen Dr 351 Connecticut Ave 3730 W Morse P o Box 341 Youk Expressway 30 Lor...

Page 234: ...C STL KNOB RED SETSCREW 5 40 X 0 125 INCH HEX SOC STL KNOB GRAY DLYD SWP 2 SETSCREW 5 40 X 0 125 INCH HEX SOC STL l RING l NOB SKI RT PLASTIC l 45 INCH DIA 1 SETSCREW 8 32 X 1 25 INCH HEX SOC STL l BRG KNOB SKIRT O 789 ID X 0 866 0D PLASTIC l KNOB GRAY l SETSCREW 5 40 X 0 125 INCH HEX SOC STL 2 l NOB GRAY l SETSCREW 5 40 X 0 125 INCH HEX SOC STL 2 KNOB GRAY 1 SETSCREW 5 40 X 0 125 INCH HEX SOC STL...

Page 235: ...EW MACHINE 4 40 X 0 188 INCH PNH STL l CKT BOARD ASSY FAN MOTOR SEE A6 EPL ATTACHING PARTS 2 SCR TPG THD CTG 4 24 X 0 25 INCH PNH STL CKT BOARD ASSY INCLUDES l SOCKET PLUG IN 14 CONTACT LOW CLEARANCE 2 CONTACT ELEC 0 365 I NCH LONG l SOCKET PLUG IN 3 PIN 1 MOTOR DC SEE B1690 EPL l MOUNT M TOR l SHLD ELECTRICAL FAN MOTOR l MOUNT MOTOR ATTACHING PARTS 2 SCR TPG THD CTG 4 24 X 0 25 INCH PNH STL l TRA...

Page 236: ...0 X 0 188 INCH HEX SOC STL 1 COV ASSY LINE V l FUSEHOLDER 0 262 ID TUBE FOR CRTG FUSE ATTACHING PARTS 2 SCR TPG THD CTG 4 40 X 0 188 INCH PNH STL 1 BODY ASSY LINE ATTACHING PARTS 2 NUT PLAIN HEX 6 32 X 0 25 INCH BRS 2 WASHER LOCK INTL 0 146 ID X 0 283 0D STL BODY ASSY INCLUDES 1 CONTACT ASSY SELECTOR BLOCK 1 CONTACT ELEC SHORTING BAR 1 CABLE ASSY PWR 3 WIRE 92 INCH LONG ATTACHING PARTS 1 BSHG STRA...

Page 237: ...TNSN 0 146 ID X 0 323 INCH OD STL 78189 4706 05 01 0531 11 140 342 0163 00 3 INSULATOR PLATE XSTR 0 675 X 0 625 X 0 001 80009 342 0163 00 141 348 0064 00 2 GROMMET PLASTIC 0 625 INCH DIA 80009 348 0064 00 142 344 0250 00 1 CLIP ELECTRICAL COMPONENT MOUNTING 80033 E500l 041 ATTACHING PARTS 143 211 0008 00 1 SCREW MACHINE 4 40 X 0 25 INCH PNH STL 83385 OBD 144 210 0586 00 1 NUT PLAIN EXT W 4 40 X 0 ...

Page 238: ...94 2 465 OSCILLOSCOPE SN 8250000 ...

Page 239: ...I 465 OSOi LLOSCOPE SN 8250000 http manoman qh1II om 1 Ii ___ ...

Page 240: ...SOC STL 1 CKT BOARD ASSY INTERFACE SEE A9 EPL ATTACHING PARTS 8 SCR ASSEM WSHR 4 40 X 0 312 INCH PNH STL 1 1 1 8 51 2 29 2 24 8 2 33 l 2 10 l 1 1 1 l 2 l 1 l 1 l 1 CKT BOARD ASSY INCLUDES CONNECTOR RCPT 4 CONTACT CONNECTOR RCPT 10 CONTACT CONNECTOR RCPT 14 CONTACT TERM TEST PT 0 40 INCH LONG CONTACT ELEC 0 188 INCH LONG SOCl ET PLUG IN 4 PIN SOCl ET PLUG IN 3 PIN SOCl ET PLUG IN MICROCIRCUIT 8 CON...

Page 241: ...HER FLAT 0 125 ID X 0 25 OD STL 1 CONTACT ELEC GROUNDING CLIP CKT BOARD ASSY INCLUDES 2 1 6 6 1 12 9 1 2 129 8 2 2 2 2 1 2 l l 1 l l l l 1 2 2 1 4 5 6 TERMINAL STUD BIFURCATED ATTACHING PARTS FOR EACH INSULATOR BSHG COVER HALF XSTR FOR DUAL T0 18 CASE COVER HALF XSTR FOR DUAL T0 18 CS 2 56 THO ATTACHING PARTS FOR EACH SCREW MACHINE 2 56 X 0 312 INCH RDH STL TERM TEST PT 0 40 INCH LONG CONNECTOR BO...

Page 242: ...ER FLAT 0 09 ID X 0 188 OD BRS WASHER LOCK INTL 0 092 ID X O l75 0D STL NUT PLAIN HEX 2 56 X 0 188 INCH BRS POST ELEC MECH HEX 0 333 INCH LONG SCREW MACHINE 4 40 X 0 312 INCH PNH STL WASHER LOCK INTL 0 12 ID X 0 26 0D STL CKT BOARD ASSY ATTENUATOR SEE Al OR A2 EPL CONTACT ASSY EL CAM SWITCH BOTTOM CONTACT ASSY EL CAM SWITCH TOP ATTACHING PARTS RIVET 1TUBULAR 0 05l OD X 0 115 INCH LONG LINK TERM CO...

Page 243: ...EC 0 188 INCH LONG 2 CONTACT ELEC 0 178 INCH LONG 5 CONTACT ELEC 0 365 INCH LONG 2 TRANSISTOR SEE Q482 492 EPL 2 RIVET SOLID 0 042 DIA X 0 25 INCH RDH 2 RTNR TRANSISTOR HEAT SINK ATTACHING PARTS FOR EACH 2 NUT SLEEVE 4 40 X 0 391 INCH LONG 2 WASHER LOCK INTL 0 12 ID X 0 26 0D STL 1 SPRING HLCPS 0 24 DIA X 0 438 INCH LONG 2 HOLDER SEMICOND l 187 X 1 187 INCHES PLSTC ATTACHING PARTS FOR EACH 2 SCR A...

Page 244: ... MTG POWER SWITCH ATTACHING PARTS 1 SCR ASSEM WSHR 4 40 X 0 312 INCH PNH BRS 1 NUT PLAIN HEX 4 40 X 0 25 INCH STL 1 NUT PLAIN HEX 4 40 X 0 188 INCH BRS 2 WASHER FLAT 0 125 ID X 0 25 OD STL l SUPPOR l CKT BD PLASTIC l CKT BOARD ASSY TRIG GEN SWP LOGIC SEE AS EPL ATTACHING PARTS 5 SCR ASSEM WSHR 4 40 X 0 312 INCH PNH STL 8 3 10 55 25 2 1 1 2 3 1 1 2 l l l 2 2 l l CKT BOARD ASSY INCWDES CONNECTOR BOD...

Page 245: ... LONG 4 EXTENSION SHAFT 6 58 INCH LONG 1 CKT BOARD ASSY TIMING ATTACHING PARTS 1 SCR ASSEM WSHR 4 40 X 0 312 INCH PNH STL l POST ELEC MECH HEX 1 593 INCH LONG 1 1 8 1 8 8 2 2 1 1 2 1 l 1 4 1 4 1 1 l TIMING ASSY INCLUDES EXTENSION SHAFT 8 23 INCH LONG ACTUATOR ASSY CAM SWITCH TIMING ATTACHING PARTS SCR ASSEM WSHR 4 40 X 0 312 INCH PNH STL ACTUATOR ASSY INCLUDES COVER CAM SW ATTACHING PARTS SCREW MA...

Page 246: ... A7 EPL 37 CONTACT ELEC 0 025 SQ X 0 365 INCH LONG 19 CONTACT ELEC 0 365 INCH LONG 28 CONTACT ELEC F SHAPED 2 SOCKET PLUG IN 3 PIN 1 SW PUSH BUTTON TRIG MODE SEE S1100 EPL 4 SPACER SWITCH PLASTIC 2 LAMPHOLDER 1 SW PUSH BUTTON HORIZ DISPLAY SEE S1120 EPL 4 SPACER PB SW 0 164 INCH LONG FT WIRE ELECTRICAL 2 WIRE RIBBON 29 5 INCHES FT WIRE ELECTRICAL 3 WIRE RIBBON 3 5 INCHES FT WIRE ELECTRICAL 4 WIRE ...

Page 247: ... FRON l COVER SCOil E l MNT W DM43 D1 14 0 OOVER Bl tllGE J iANDLE CARRY NG l MIDLl l CARP UNG ATI ACHIHG PARTS SCREW ICHINE 6 32 X o_so 100 DEG FLH S L SCR TPG l im FOR t 6 31 X O 50 100 DEG f LH S l II _ FL IDBN l IFIC 1 l I SPRINQ HLCFS 0 959 OU X L 250 lNCEl ll JNG H OB tHOL INPEX ffltil lX llDL RING GEAR EIDL lNDBX t 1 l I l ACIUNG PARTS FOR EACH SCR CAF HEX HDil0 24 X 0 375 INCH LO G WSHR SP...

Page 248: ...3 010 6430 00 1 PROBE TEMP l 5 METERS LONG W DM43 80009 010 6430 00 4 337 1674 01 l SHLD IMPLOSION CLEAR 80009 337 1674 01 5 134 0016 01 l PLUG TIP W BINDING POST 80009 134 0016 01 6 159 0016 00 2 FUSE ll RTRIDGE 3AG l 5A 250V FAST BLOW 71400 AGCl 1 2 159 0042 00 2 FUSE CARTRIDGE 3AG 0 75A 250V FAST BLOW 71400 AGC 3 4 003 0120 00 1 TEST LEADS PAI R WITH DM43 DM40 80009 003 0120 00 070 1861 00 l MJ...

Page 249: ...PlJ t N EXT r 8 32 144 IN fl S EYE l M E TAtt C CEN J ll I G AT I ACHil G I I S FOR 81 CH SCREW W CEINiE 6 12 X Q JU INCH Pllt i STL NTJT PLAIN EXT w 6 12 X 0 312 I NCH STL PPORT C 11 BI l R tAR 11 1 1 Cli NG AL l S 4 sciu w CHINE 8 32 l Q J 1 ItiC i PNiI STL 2 N llT PY IN I W El 32 X O J 44 INCH STri 1 2 2 BRACKE l ANGLE REAR l1Tl ACHING PAR l S SCREW MACHI tB 3 2 X O J 5 rnctt PNH S M NUT PM m E...

Page 250: ...JU E 1975 REV A ...

Page 251: ...mmediately into printed manuals Hence your manual may contain new change information on following pages A single change may affect several sections Sections of the manual are often printed at different times so some of the information on the change pages may already be in your manual Since the change information sheets are carried in the manual until ALL changes are permanently entered some duplic...

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