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Tektronix 310A Instruction Manual Download Page 85

Electrical  P a rt*  List— T yp e  3 1 OA

Resistors 

(c o n tin u e d )

Tektronix

Part  Number

R462

147 k

Viw

Prec.

1%

Use  323-0401-00

R465

47 k

72  W

302-473

R470

1  k

.2 w

Var.

W W

Hum  Balance

311-060

R480

2 7  n

72 w

302-270

R501

150 k

72 w

302-154

R502

3.9 meg

72 W

5%

301-395

R505

1  k

72 W

302-102

R506

2.7 meg

72 W

5%

301-275

R507

68 k

72 W

302-683

R508

33  k

72 W

302-333

R509

50 k

7, 

W

Prec.

1%

309-090

R510

10k

2 w

Var.

W W

Cal.  Adj.

311-015

R520

1  k

72  w

302-102

R521

47 

a

72  W

302-470

R530

10k

72 W

Prec.

1%

309-100

R531

6 k

7 ,w

Prec.

1%

309-099

R532

2k

72 W

Prec.

1%

309-098

R533

1  k

72 W

Prec.

1%

309-115

R534

600 0

72 W

Prec.

1%

309-097

R535

200 0

72 W

Prec.

1%

309-073

R536

100 0

72 W

Prec.

1%

309-112

R537

60 0

V i

  W

Prec.

1%

309-067

R538

20 0

72 W

Prec.

1%

309-064

R539

100

72 W

Prec.

1%

309-096

R540

10O

72 W

Prec.

1%

309-096

R600

50 0

2  

W

Var.

W W

SCALE  ILLUM.

311-057

R601

10O

1 

W

304-100

R602

5.6 k

y*w

302-562

R603

100 k

72 W

302-104

R604

470 k

72  W

302-474

R607

2.2 meg

72  W

302-225

R608

2.5 k

lOw

W W

5%

308-018

R609

10,001-20599

56.5 k

72 W

Prec.

1%

309-040

R609

20600-up

36.5 k

72 W

Prec.

1%

323-0343-00

R610

10k

2 w

Var.

W W

-1 5 0 V   Adj.

311-015

R611

10,001-20599

68 k

72 w

Prec.

1%

309-042

R611

20600-up

49.9 k

72 W

Prec.

1%

323-0356-00

R612

1  meg

72  W

302-105

R613

33 k

V i

 

W

302-333

R630

10O

1  w

304-100

R631

100 k

72  W

302-104

R632

68 k

72  W

302-683

R633

2.2 meg

72 W

302-225

R636

5.6 k

2 w

306-562

R637

333 k

7,  w

Prec.

1%

309-053

R638

490 k

72 W

Prec.

1%

309-002

R639

2.2 meg

' A w

302-225

R660

10O

1  w

304-100

R661

270 k

7, w

302-274

R662

47 k

72  w

302-473

R663

270 k

1  w

304-274

R664

1  meg

72 w

302-105

®  

6 -7

Summary of Contents for 310A

Page 1: ...IV IA IM L J A L Tektronix Inc S W Millikan 070 0893 00 Serial Number TYPE 310M OSCILLOSCOPE Way P O Box 500 Beaverton Oregon 97005 Phone 644 0161 Cables Tektronix 669 ...

Page 2: ...to the field therefore all requests for repairs and re placement parts should be directed to the Tektronix Field Office or representative in your area This procedure will assure you the fastest possible service Please include the instrument Type and Serial or Model Number with all requests for parts or service Specifications and price change privi leges reserved Copyright c 1969 by Tektronix Inc B...

Page 3: ...Type 310A ...

Page 4: ...IZONTAL POSITION VERTICAL POSITION SCALE IL IU M INTENSITY FOCUS CALIBRATOR m i l M il 10 H E BASE TlME DIV stability RIG IEVEI M N C A llM A T ID iM I t u XT H O tlZ M isr A DJUST TEKTRONIX INC LANO O tfO O N U S A Fig 1 1 The Type 31OA Oscilloscope Type 310A ...

Page 5: ...lete calibration as given in Section 5 The performance check procedure given in Section 5 provides a convenient method of checking instru ment performance without making internal checks or adjustments The following electrical characteristics apply over a calibration interval of 500 hours after a warmup time of 20 minutes TABLE 1 1 ELECTRICAL Vertical Deflection System Characteristic Performance Ch...

Page 6: ...g to two volts at four megahertz AUTO 0 2 volt minimum 60 hertz to one kilohertz increasing to two volts at two megahertz External Trigger Input Input Resistance Approximately one megohm Characteristic Performance Time Base Sweep Rate Calibrated range 0 5 microsecond to 0 2 second division in 18 steps Steps in 1 2 5 sequence Each sweep rate can be increased five times with the X5 magnifier Extends...

Page 7: ...ight divisions vertical by 10 divisions horizontal Each divi sion equals 0 25 inch Characteristic Performance Beam Modulation 20 volts peak to peak connected to CRT CATHODE binding posts provides trace modulation at normal intensity TABLE 1 2 PHYSICAL Dimensions measured at maximum points Height 10 7 8 inches 27 6 centi meters Width 6 15 16 inches 17 6 centi meters Depth 17 11 16 inches 44 9 centi...

Page 8: ...NOTES ...

Page 9: ...gulated output voltages with input line voltages about 10 lower and 6 higher than the nominal voltage The regulating range for each line voltage that this instrument can be wired for is as follows 110 volts nominal 117 volts nominal 124 volts nominal 220 volts nominal 234 volts nominal 248 volts nominal 99 117 volts 105 124 volts 111 132 volts 198 234 volts 210 248 volts 222 264 volts This instrum...

Page 10: ...Operating Instructions Type 310A 2 2 Fifl 2 2 Front and rear panel controls and connectors ...

Page 11: ...front of the instrument This makes it easier to view the display and adjust the front panel con trols The fan base can be ordered through your local Tek tronix Field Office or representative Operating Position Rubber feet are provided both on the bottom and rear of the Type 310A In some locations it may be easier to view the display when the instrument is set on the rear feet Flowever the air flow...

Page 12: ...ly counterclockwise PRESET posi tion the time base is automatically set for triggered operation EXT TRIG INPUT Input binding post for external trigger signal Sweep TIME DIV Selects sweep rate of the time base generator Variable TIM E DIV control must be in CALIBRATED position for indicated sweep rate Variable TIME DIV not labeled red knob concen tric with TIME DIV switch Provides continuously vari...

Page 13: ...and 20 474 use an 18 inch banana plug patch cord SWEEP CAL Screwdriver adjustment to set the gain of the horizontal amplifier for correct normal sweep timing FIRST TIME OPERATION General The following steps demonstrate the use of the controls and connectors of the Type 310A It is recommended that this procedure be followed completely for first time famil iarization with this instrument 6 Adjust th...

Page 14: ...quare wave may be visible Return the Trigger Coupling Mode switch to AC the display is again stable Since changing vertical position of the trace changes the DC level of the internal trigger signal this demonstration shows how DC level changes affect DC trigger coupling Return the display to the center of the display area 21 Connect the 10X probe supplied accessory to the vertical INPUT connector ...

Page 15: ...id advancing the INTENSITY control to a setting that may burn the phosphor When the highest intensity display is desired remove the filter and use the clear graticule only Apparent trace intensity can also be improved in such cases by reducing the ambient light or using a viewing hood Also be careful that the INTENSITY control is not set too high when changing the TIME DIV switch from a fast to a ...

Page 16: ...rsj 60 T Y P E 3 1 0 A T E S T S E T U P C H A R T Fig 2 3 Operating Instructions Type 310A ...

Page 17: ... GAIN adjustment is made with the probe installed This compensates for any inaccuracies of the probe Also to provide the best measurement accuracy calibrate the vertical gain of the Type 310A at the tempera ture at which the measurement is to be made Fig 2 5 Effect of parallax on measurement accuracy Signal Connections In general probes offer the most convenient means of connecting a signal to the...

Page 18: ...LTS DIV switch apply only when the Variable VOLTS DIV con trol is set to the CALIBRATED position The Variable VOLTS DIV control provides variable un calibrated vertical deflection factors between the cali brated settings of the VOLTS DIV switch The Variable VOLTS DIV control extends the maximum vertical deflec tion factor of the Type 31OA to at least 125 volts division in the 50 position Trigger S...

Page 19: ...controls are correctly set and the applied trigger signal is within the required limits 1 Set the TIME DIV switch to 1 MSEC 2 Set the Trigger Coupling Mode switch to AUTO 3 Turn the PRESET ADJUST fully counterclockwise 4 Slowly turn the PRESET ADJUST clockwise until the trace first appears Note the position of the PRESET ADJUST 5 Continue to slowly turn the PRESET ADJUST clock wise until the trace...

Page 20: ...eforms obtained with the TRIG LEVEL control set in the region STABILITY Waveforms obtained with the TRIG LEVEL control set in the region 2 12 Fig 2 6 Effect of the T R IG LE V E L control and triggering slope selection on the C RT display ...

Page 21: ...ast division of the display should not be used when making accurate time measurements Position the start of the timing area to the second vertical line and ad just the TIME DIV switch so the end of the timing area falls between the second and tenth vertical lines Fig 2 7 Area of graticule used for accurate tim e measurements Sweep Calibration and Mag Center Adjustments The SWEEP CAL and MAG CENTER...

Page 22: ...ay With uncalibrated horizontal sweep or external horizontal mode operation the time markers provide a means of reading time directly from the display However if the markers are not time related to the displayed waveform they will ap pear to be unstable Calibrator The square wave calibrator of the Type 31OA provides a convenient signal source for checking basic vertical gain However to provide max...

Page 23: ...ling switch to DC and apply the reference voltage to the vertical INPUT connector Then position the trace to the reference line 3 Connect the signal to the vertical INPUT connector 4 Set the VOLTS DIV switch to display about five divi sions of the waveform Example Assume a peak to peak vertical deflection of 4 6 divisions see Fig 2 9 using a 10X attenuator probe and a VOLTS DIV switch setting of 5...

Page 24: ...asurement are established so that correct adjustment is indicated by an exact number of divisions of deflection Arbitrary sweep rates can be useful for comparing harmonic signals to a fundamental frequency or for comparing the repetition rate of the input and output pulses in a digital count down circuit The following procedure describes how to establish arbitrary units of measure for comparison m...

Page 25: ...ction to make an accurate measurement Do not readjust the Variable TIM E DIV control 6 Measure the horizontal deflection in divisions and calculate the repetition rate of the unknown signal using the following formula Horizontal Conversion Factor Repetition Rate TIME DIV horizontal horizontal switch X conversion X deflection setting factor divisions NOTE If the horizontal magnifier is used be sure...

Page 26: ...e wave form Falltime can be measured in the same manner on the trailing edge of the waveform 1 Connect the signal to the vertical INPUT connector 2 Set the VOLTS DIV switch and the Variable VOLTS DIV control to produce a signal an exact number of divisions in amplitude 3 Center the display about the center horizontal line with the vertical POSITION control 4 Set the triggering controls to obtain a...

Page 27: ... the horizontal distance betweer the 10 and 90 points is four divisions see Fig 2 12 and the TIME DIV switch is set to 5 OSEC with the Horizontal Display switch set to X5 MAG Applying the time duration formula to risetime Time Duration horizontal distance X divisions Settin9 TIME DIV magnification Substituting the given values Risetime 4 X 0 5 jus 5 The risetime is 0 4 microsecond 5 2 19 ...

Page 28: ...NOTES ...

Page 29: ...mode con trols to select the desired triggering The Sweep Generator circuit produces a linear sawtooth output signal when initiated by the Sweep Trigger circuit The slope sweep rate of the sawtooth produced by the Sweep Generator circuit is controlled by the TIME DIV switch The Sweep Generator circuit also produces an unblanking gate signal to unblank the CRT so a display can be presented The gate...

Page 30: ...Fig 3 1 Basic block diagram o f the T y p e 3 1 0 A Oscilloscope CO fsi CRT CATHODE GND Circuit Description Type 310A ...

Page 31: ...ermined by the resistance ratio in the attenuator The reactance of the capacitors in the circuit is so high at low frequencies that their effect is negligible However at higher frequencies the reactance of the capaci tors decreases and the attenuator becomes primarily a capacitance voltage divider Each attenuator contains an adjustable series capacitor to provide optimum response for the high freq...

Page 32: ...ge goes negative At the same time the cathode of V401 goes posi tive and this change is connected to the cathode of V408 through Variable VOLTS DIV control R413 The level at the control grid of V408 is determined by the DC Bal adjustment in the Vertical Preamplifier circuit As far as signal changes are concerned V408 is connected as a grounded grid stage so that it operates as the cathode driven s...

Page 33: ...d to Trigger Pickoff stage V465 through C460 R460 This sample of the vertical signal provides internal triggering from the signal displayed on the CRT V465 is connected as a cathode follower to provide isola tion between the Vertical Amplifier circuit and the Sweep Trigger circuit It also provides a minimum load for the Output Amplifier stage while providing a low output impedance to the Sweep Tri...

Page 34: ...e toward the effect is the opposite to produce a resultant CRT display which starts at a more negative point on the trigger signal To start the sweep on the negative slope of the trigger signal TRIGGER switch SW2B reverses the connections to the grids of VIOA and VIOB Now the trigger signal is connected to the grid of VIOB and the reference level from the TRIG LEVEL control is connected to the gri...

Page 35: ...witching rate of the Trigger Multivibrator stage when it is triggered at a repeti tion rate faster than 60 hertz is such that C30 does not charge or discharge enough to affect the grid level of V40A SWEEP GENERATOR General The Sweep Generator circuit produces a sawtooth volt age which is amplified by the Horizontal Amplifier circuit to provide horizontal sweep deflection on the CRT This output sig...

Page 36: ...5 from charging in this quiescent condition When a trigger pulse is received the output level at the plate of V110 goes quickly negative This reverse biases diodes V150A and V150Band interrupts the current which was quiescently flowing through them Now the timing cur rent from timing resistor R175 begins to charge the timing capacitor C l75 As the timing capacitor charges the Saw tooth Sweep Gener...

Page 37: ...ope to quickly return the CRT beam to the left side of the display area The unblanking gate to the CRT goes negative also so this retrace is not visible on the dis play area Now the Disconnect Diodes and the Sawtooth Sweep Generator stage have returned to their quiescent conditions and are ready to produce another sweep as soon as the Sweep Gate Multivibrator stage is ready to receive the next tri...

Page 38: ...TION control provides horizontal positioning of the display as for sweep operation The output signal at cathode of V220B is connected to the grid of V240B in the Output Paraphase Amplifier stage External Horizontal Input CF In the X I MAG and X5 MAG positions of the Horizon tal Display switch the grid of V220A is connected to ground by SW210C In the EXT HORIZ position the grid of V220A is disconne...

Page 39: ...oupled to the cathode of V240B which produces a positive oing signal at the plate This signal is connected to the left horizontal deflection plate CALIBRATOR The Calibrator circuit produces a square wave output voltage The CALIBRATOR switch selects the attenuation of the output signal to provide square wave voltage outputs between 0 5 and 100 volts peak to peak Fig 3 7 shows a detailed block diagr...

Page 40: ... as follows The difference in voltage between the cathode and control grid of V602 determines its conduction For example if 150V Adj R610 is turned clockwise toward a more negative potential the control grid of V602 goes more negative also to reduce the conduction of V602 This allows its plate to go more positive along with the grid of 1 50 Volt Series Reg ulator V607 When the grid of V607 goes po...

Page 41: ...Circuit Description Type 310A SW 600 POWER I 3 13 Fig 3 8 LV Power Supply detailed block diagram ...

Page 42: ...ator This unregulated voltage also provides the 400 volt unregulated output from the supply The remainder of this circuit operates as described for the 100 Volt Supply CRT CIRCUIT General The CRT Circuit provides the high voltage and control circuits necessary for the operation of the cathode ray tube CRT Fig 3 9 shows a detailed block diagram of the CRT Circuit High Voltage Oscillator V704 T700 a...

Page 43: ...tor The error signal from the High Voltage Error Amplifier is connected to the grid of the High Voltage Regulator stage V701A V701A amplifies the error signal and pro duces a control signal to the High Voltage Oscillator stage This control signal is in such a direction as to correct the original error Also the DC level set by HV Adj R741 determines the quiescent output from this supply by setting ...

Page 44: ...NOTES ...

Page 45: ...t in the instrument can cause overheating and component break down Dirt on components acts as an insulating blanket and prevents efficient heat dissipation It also provides an elec trical conduction path and may result in instrument failure CAUTION Avoid the use of chemical cleaning agents which might damage the plastics used in this instrument Avoid chemicals which contain benzene toluene xylene ...

Page 46: ...in the Diagrams section The component number and electrical value of each component are shown on the diagrams Each main circuit is assigned a series of compo nent numbers Table 4 1 lists the main circuits in the Type 31OA and the series of component numbers assigned to each Important voltages and waveforms are also shown on the diagrams TABLE 4 1 Component Numbers Component numbers on diagrams Cir...

Page 47: ...as a power supply trouble and may also affect the operation of other circuits Table 4 3 lists the tolerances of the power supplies If a power supply voltage is within the listed tolerance the supply can be assumed to be working correctly If outside the tolerance the supply may be misadjusted or operating incorrectly Use the procedure given in the Calibration section to adjust the power supplies TA...

Page 48: ...ronic com ponents some special components are used in the Type 310A These components are manufactured or selected by Tektronix Inc to meet specific performance requirements or are manufactured for Tektronix Inc in accordance with our specifications These special components are indicated in the Electrical Parts List by an asterisk preceding the part number Most of the mechanical parts used in this ...

Page 49: ...p Replacement A complete ceramic terminal strip assembly is shown in Fig 4 1 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 used in this instrument are given in the Mechan ical Parts List To replace a ceramic terminal strip...

Page 50: ... is to draw a sketch of the switch layout and record the wire color at each terminal When soldering to the new switch be careful that the solder does not flow beyond the rivets on the switch terminals Spring tension of the switch contact can be destroyed by excessive solder Power Transformer Replacement The power trans former in this instrument is warranted for the life of the instrument If the po...

Page 51: ... NOTE Limits and tolerances in this procedure are given as calibration guides and should not be interpreted as instrument specifications except as specified in Section 1 A partial calibration is often desirable after replacing components or to touch up the adjustment of a portion of the instrument between major recalibrations To check or adjust only part of the instrument start with the nearest eq...

Page 52: ...ed 10 Patch cord Length 18 inches connectors BNC plug jack and banana plug jack Tektronix Part No 012 0091 00 supplied accessory for instruments above SN 20 475 11 10X probe for test oscilloscope 1 Tektronix P6006 Probe recommended 12 Cable Impedance 50 ohms type RG 58 U length 42 inches connectors BNC Tektronix Part No 012 0057 01 13 Adapter Adapts GR874 connector to BNC male connector Tektronix ...

Page 53: ... REQUIREMENT Trace parallel to center horizontal line within 0 5 division 10 divisions PERFORMANCE W ithin____ division 10 Check Adjust Vertical Gain R442 Page 5 12 REQUIREMENT Five divisions vertical deflection at 1 VOLTS DIV with 0 5 volt square wave input PERFORMANCE Correct____ incorrect______ 11 Check Adjust Vertical Preamplifier Gain Page 5 13 R322 REQUIREMENT Five divisions 0 15 division ve...

Page 54: ...rtz External stable display in the AUTO position with a two volt signal at two mega hertz stable display in the AC and DC positions with a two volt signal at four megahertz PERFO RM AN C E C o rre c t_____ incorrect list exceptions ________________________________________ 25 Check Low Frequency Triggering Page 5 20 Operation REQUIREMENT Internal stable display in the AUTO AC and DC positions with ...

Page 55: ...___________________________ 38 Check Adjust Calibrator Amplitude Page 5 24 R510 REQUIREMENT Correct calibrator output within 3 at all CALIBRATOR switch positions PERFO RM AN C E C o rre c t_____ incorrect list exceptions _______________________________________ _ 39 Check Calibrator Repetition Rate Page 5 25 REQUIREMENT Approximately one kilohertz PERFORMANCE Correct____ incorrect_____ 40 Check Ext...

Page 56: ...range see Section 1 for the applicable tolerances Preliminary Procedure for Performance Check Only 1 Connect the Type 310A to a power source which meets the voltage and frequency requirements of this instrument 2 Turn the SCALE ILLUM control clockwise to turn the power on Allow at least 20 minutes warmup before proceeding 3 Begin the performance check with step 6 Preliminary Procedure for Complete...

Page 57: ...IN Clockwise 1 A djust 150 Volt Power Supply PERFORMANCE CHECK ONLY Steps 1 through 5 are not applicable to a performance check Set controls as given following Fig 5 1 and begin with step 6 a Equipment required for steps 1 through 9 is shown in Fig 5 1 b Separate the chassis of the Type 310A and swing the right chassis open c Connect the DC voltmeter from the 150 volt test point see Fig 5 2A to ch...

Page 58: ...n a Connect the DC voltmeter from the 150 volt test point see Fig 5 2A to chassis ground b Note the output voltage of the 150 volt supply c CHECK Vary the autotransformer output voltage throughout the regulating rango for which this instrument is wired and check for less than 4 5 volts change from the voltage noted in part b d Return the autotransformer to the center voltage of the regulating rang...

Page 59: ...the viewing area to protect the CRT phosphor a INTERACTION May affect operation of all circuits within the Type 310A f Disconnect the DC voltmeter 5 Check Low Voltage Power Supply Ripple a Connect the IX probe to the test oscilloscope input connector b Set the test oscilloscope for a vertical deflection factor of 10 millivolts division AC coupled at a sweep rate of five milliseconds division c Con...

Page 60: ...ace first appears on the Type 310A CRT Adjust the test oscilloscope vertical position control to move the trace to a graticule line near the center horizontal line f Continue rotating the PRESET ADJUST clockwise until the trace on the Type 310A CRT brightens Note the location of the trace on the oscilloscope CRT g ADJUST Rotate the PRESET ADJUST counter clockwise until the trace on the test oscill...

Page 61: ...vertical line of the graticule the trace must be within 0 5 division o f the center horizontal line at the farthest right vertical line d ADJUST Loosen the CRT base clamp with the Phillips screwdriver Push the CRT forward so the CRT face is firm ly against the external graticule Then rotate the CRT until the trace is parallel to the center horizontal line and re tighten the base clamp e Disconnect...

Page 62: ...ctor to the vortical INPUT connector with the 42 inch BNC cable Trigger controls TRIGGER INT c Set the standard amplitude calibrator for a O b volt Trigger Coupling Mode AUTO squarewave output TRIG LEVEL Midrange STABILITY PRESET d Center the display about the center horizontal line with the VERTICAL POSITION control SWEEP controls TIM E DIV 1 MSEC e CHECK CRT display for five divisions vertical V...

Page 63: ...15 5 2 volts 4 0 12 1 5 volts 5 0 15 2 10 volts 5 0 15 5 20 volts 4 0 12 10 50 volts 5 0 15 26 100 volts 5 0 15 50 100 volts 2 0 06 13 Check Variable Volts Division Control Range a Change the following control settings VOLTS DIV 1 Input Coupling AC b Set the standard amplitude calibrator for a 0 5 volt square wave output c Center the display about the center horizontal line with the VERTICAL POSIT...

Page 64: ...zontal line of the graticule h CHECK Vertical compression of display does not exceed 0 1 division or expansion does not exceed 0 15 division i Set the Variable VOLTS DIV control to CALI BRATED j Disconnect all test equipment 16 Adjust Hum Balance PERFORMANCE CHECK ONLY This step is not applicable to a performance check Proceed to next equipment required picture Fig 5 11 a Set the VOLTS DIV switch ...

Page 65: ...ch Variable CALIBRATED 50 ohm BNC cable 6X BNC attenuator and the 50 ohm Input Coupling DC BNC termination in given order Trigger controls INT c Set the square wave generator for a four division dis play at one kilohertz TRIGGER Trigger Coupling Mode AUTO TRIG LEVEL Midrange NOTE STABILITY PRESET Tolerances given in steps 17 through 21 are not Sweep controls instrument specifications but are provi...

Page 66: ...stall tho BNC to post adapter on the output of the GR to BNC adapter h CHECK CRT display for square corner within 3 i ADJUST C413 see Fig 5 12B for best square corner on the displayed waveform use low capacitanco screwdriver j Return the Variable VOLTS DIV control to CALI BRATED k Repeat parts c through j until best response is obtained l Connect the 2X attenuator between the BNC cable and the 5X ...

Page 67: ...t the square wavo generator for a six division dis play at 50 hertz d Note the amount of tilt in the displayed waveform and then set the VOLTS DIV switch to 01 e Set the square wave generator for a six division display f CHECK CRT display for the same amount of tilt in the displayed waveform as noted in part d g ADJUST Low Froq Adj R345 see Fig 5 13 for the same amount of tilt in tire displayed wa...

Page 68: ... square wave display similar to that obtained in previous step with a square corner and flat top within 0 15 division d ADJUST L325 and L341 see Fig 5 14 for best square wave display Adjust for the best risetime with the flattest waveform top L341 affects the leading edge and L325 affects the general level of the waveform top e Disconnect all test equipment HigH fr qu ncy conttonf om plifud lo w l...

Page 69: ...ion and the BNC T connector Connect the output of the BNC T connector to the EXT TRIG INPUT binding post with the 18 inch BNC to banana plug patch cord c Set the high frequency generator for a two division display at two megahertz d CHECK Stable CRT display is presented e Set the high frequency generator for a two division display at four megahertz f Set the TIME DIV switch to 5 juSEC g CHECK Stab...

Page 70: ...Stable CRT display can be obtained with the Trigger Coupling Mode switch set to AC and DC TRIG LEVEL control may be adjusted as necessary to obtain a stable display n Set the TRIGGER switch to INT o Set the low frequency generator for a 0 25 division display at 30 hertz p CHECK Stable CRT display can be obtained with the Trigger Coupling Mode switch set to AC and DC TRIG LEVEL control may be adjus...

Page 71: ...ent loft side I e ADJUST SWEEP CAL adjustment R250 soe Fig 5 16 for one marker each division The second and tenth markers must coincide exactly with their respective grati cute lines reposition the display with the HORIZONTAL POSITION control if necessary f INTERACTION Check steps29 through 37 29 Check Adjust Sweep Length a Move the eleventh marker to the tenth vertical line of the graticule with ...

Page 72: ...their respective graticule lines reposition the display with the HORIZON TAL POSITION control if necessary d INTERACTION lf C175B is adjusted recheck step 32 34 Adjust One Microsecond Timing a Set the TIME DIV switch to 1 SEC b Set the time mark generator for one microsecond markers c CHECK CRT display for one marker each division between the second and tenth vertical lines of the graticule notice...

Page 73: ... 1 MSEC 1 millisecond 1 2 MSEC 1 millisecond 2 5 MSEC 5 millisecond 1 10 MSEC 10 millisecond 1 20 MSEC 10 millisecond 2 50 MSEC 50 millisecond 1 1 SEC 0 1 second 1 2 SEC 0 1 second 2 37 Check Magnified Sweep Timing Accuracy a Change the following control settings TRIGGER EXT Horizontal Display X5 MAG b Set the time mark generator for one microsecond trigger output Fig 5 18 Location of high fraquan...

Page 74: ...s 38 through 42 is shown in Fig 5 19 b Connect the CAL OUT binding post to the unknown input connector of the standard amplitude calibrator with the 18 inch BNC to banana plug patch cord c Set the standard amplitude calibrator for a positive 100 volt DC output in the mixed mode d Connect the standard amplitude calibrator output connector to the vertical INPUT connector with a 42 inch BNC cable e P...

Page 75: ...l INPUT connector with the 18 inch BNC to banana plug patch cord c Position the start of the trace to the first vertical line of the graticule with the HORIZONTAL POSITION control d CHECK CRT display for duration of one complete cycle about five divisions repetition rate approximately one kilohertz c Disconnect all test equipment 40 Check External Horizontal Deflection Factor a Change tho followin...

Page 76: ...sts on the rear panel e Connect the output of the BNC T connector to the CRT CATHODE binding post with the 8 inch BNC to banana plug patch cord and 18 inch dual banana plug patch cord f CHECK CRT display for blanking of a portion of each cycle of the waveform The INTENSITY control setting may need to be changed to show blanking g Replace the ground strap between the CRT CATHODE and GND binding pos...

Page 77: ...ing information in your order Part number instrument type or number serial or model number and modification number if applicable If a part you have ordered has been replaced with a new or improved part your local Tektronix Inc Field Office or representative will contact you concerning any change in part number X000 00 X 000 0000 00 Use 000 0000 00 SPECIAL NOTES A N D SYMBOLS Part first added at th...

Page 78: ...nal HHB hex head brass HHS hex head steel HSB hex socket brass HSS hex socket steel ID inside diameter inc incandescent inf internal ig length or long met metal mtg hdw mounting hardware OD outside diameter OHB oval head brass OHS oval head steel P O part of PHB pan head brass PHS pan head steel piste plastic PMC paper metal cased poly polystyrene prec precision PT paper tubular PTM paper or plast...

Page 79: ...1 12 420 up 27 fi xf Cer 500 v 10 281 512 C101 27 fi if Cer 500 v 281 513 Cl 02 8 fd EMC 450 v 10 50 290 002 Cl 03 4 7 i if Cer 500 v 1 i if 281 501 Cl 06 3 3 i if Cer 25 u if 281 534 Cl 15 180 i if Mica 500 v 5 283 510 Cl 35A 220 i if Mica 500 v 10 283 536 C135B 0022 if PT 400 v 285 543 C135C 022 if PT 400 v 285 515 C135D 22 if PT 400 v 285 533 Cl 40 47 i if Cer 500 v 281 518 Cl 66 001 if Cer 500...

Page 80: ...f EMT 300 v 10 100 290 0025 00 C340 10 001 11 169 1 if Cer 500 v Use 285 572 11 170 up 1 if PTM 200 v 285 572 C342 01 if Cer 500 v GMV 283 002 C347 01 if Cer 500 v GMV 283 002 C349 001 IX f Cer 500 v GMV 283 000 C402 10 001 22639 6 25 if EMC 300 v 1 0 100 290 000 C402 22640 up 6 25 if EMT 300 v 10 100 290 0025 00 C403 10 001 22639 6 25 if EMC 300 v 1 0 100 290 000 C403 22640 up 6 25 ilf EMT 300 v ...

Page 81: ...C731 10 001 12 419 0068 if PTM 3000 v 285 508 12 420 up 01 if Cer 2000 v 283 011 C732 10 001 12 419 0068 if PTM 3000 v 285 508 12 420 up 01 if Cer 2000 v 283 011 C733 10 001 12 419 00 V D O o PTM 3000 v 285 508 12 420 up 01 if Cer 2000 v 283 011 C751 01 if Cer 2000 v 283 011 Fuses F600 1 6 Amp 3 AG Slo Blo 117 V operation 159 034 F600 8 Amp 3 AG Slo Blo 234 V operation 159 018 Inductors L325 82 14...

Page 82: ...ll 1 8 k Aw Rll 2 15k 2 w R115 330 n Aw R116 47 k y w R125 10 001 24 019 100 k A w R125 24 020 100 k Aw R126 100k Aw R128 100k Aw R129 4 7 k Aw R132 27 k Aw R133 47 k A w R134 ioon Aw R135A 470 k Aw R135B 4 7 meg Aw R140 2 2 meg Aw 302 105 302 474 302 470 302 822 302 470 5 Use 305 223 302 822 302 224 302 105 Var Comp TRIG LEVEL 311 096 Var Comp TRIG LEVEL 311 0096 02 302 223 302 224 302 224 302 10...

Page 83: ...0 k Aw Prec 1 309 052 R214 3 1 meg Aw Prec 1 309 027 R215 500 k 2 w Var Comp MAG CENTER 311 034 R217 100 k 2 w Var Comp HORIZ GAIN 311 026 R218 100 k Aw 302 104 R220 18k Aw 302 183 R224 100 n Aw 302 101 R226 100 k Aw 302 104 R228 47 n Aw 302 470 R229 20 k 8 w Mica Plate 1 310 510 R240 47 n Aw 302 470 R241 100 k Aw 302 104 R242 25 k 8 w Mica Plate 1 310 503 R245 47 n Aw 302 470 R247 27 k 2 w 306 27...

Page 84: ... R440 4 k 5 w R441 4k 5 w R442 200 n 2 w R444 5 6 k 2 w R446 470 k Vi w R447 470 k Vjw R450 4 7 k 4 w R451 4 7 k 4 w R454 750 n 5 w R460 183 k Vi w R461 220 k Vi w R401 and R320 are matched 0 1 Furnished as a unit Var Var Var Var Var Tektronix Part Number Prec 1 309 099 5 301 163 302 183 302 474 302 472 302 472 302 474 Comp D C Bal 311 068 Comp Low Freq Adj 311 042 302 101 302 104 Prec 1 312 583 3...

Page 85: ... W Prec 1 309 067 R538 20 0 72 W Prec 1 309 064 R539 100 72 W Prec 1 309 096 R540 10O 72 W Prec 1 309 096 R600 50 0 2 W Var WW SCALE ILLUM 311 057 R601 10O 1W 304 100 R602 5 6 k y w 302 562 R603 100 k 72 W 302 104 R604 470 k 72 W 302 474 R607 2 2 meg 72 W 302 225 R608 2 5 k lOw WW 5 308 018 R609 10 001 20599 56 5 k 72 W Prec 1 309 040 R609 20600 up 36 5 k 72 W Prec 1 323 0343 00 R610 10k 2 w Var W...

Page 86: ...155 R745 27 k Aw 302 273 R750 50 k 2 w Var Comp ASTIGMATISM 311 023 R751 1 meg Aw 302 105 Diodes D129 XI5221 up Germanium Diode 152 008 D150 X21 500 up Silicon Low Leakage 0 25 w 40 v 152 0246 00 D321 Germanium Diode 152 008 D601 A B C D 10 001 21 499 Silicon Diode Use 152 047 D601A B C D 21 500 up Silicon 1N3194 152 0066 00 D630A B C D 10 001 21 499 Silicon Diode Use 152 047 D630A B C D 21 500 up...

Page 87: ... 21 429 6AU6 154 0022 00 V320 21 430 up 8425 154 0022 07 V329 6BH6 154 026 V401 10 001 21 429 6AU6 154 0022 00 V401 21 430 up 8425 154 0022 07 V408 10 001 21 429 6AU6 154 0022 00 V408 21 430 up 8425 154 0022 07 V430 6DJ8 154 187 V440 6CL6 154 031 V441 6CL6 154 031 V465 6BH6 154 026 V501 12AU7 154 041 V520 6AU6 154 022 V602 6BH6 154 026 V607 12B4 154 044 V613 5651 154 052 V631 6BH6 154 026 V633 12B...

Page 88: ...SECTION 7 M ECHANICAL PARTS LIST Type 310A ...

Page 89: ...00 10001 12578 1 PLATE cabinet bottom vertical amplifier half _ _ _ _ _ blue wrinkle 387 0047 00 12579 1 PLATE cabinet bottom vertical amplifier half blue vinyl 4 348 0015 00 4 CUSHION rubber ball 7 1 S inch blue 348 0014 00 4 FOOT molded black ODx n 1 4 inch high Mounting Hardware For Each not included 210 0458 00 1 NUTS keps 8 32xn 32 inch 210 0008 00 1 LOCKWASHER steel internal 8 212 0010 00 1 ...

Page 90: ... V D E S C R IP T IO N IF F D IS C 1 333 0452 00 1 PANEL front 2 210 0434 00 4 NUT knurled 10 32x inch 210 0844 00 4 WASHER neoprene ID x inch OD 3 200 0073 00 1 COVER graticule 4 331 0027 00 1 GRATICULE 5 366 0033 00 10001 20759 1 KNOB small black INTENSITY 366 0148 00 20760 1 KNOB small charcoal INTENSITY Includes 213 0004 00 1 SCREW set 6 32 x inch HSS 6 366 0033 00 10001 20759 1 KNOB small bla...

Page 91: ... 0413 00 1 NUT hex brass 3 8 32 x 2 inch 210 0012 00 1 LOCKWASHER steel internal 3 8 x y2 inch 9 366 0028 00 10001 20759 1 KNOB large black TRIG LEVEL 366 0145 00 20760 1 KNOB large charcoal TRIG LEVEL Includes 213 0004 00 1 SCREW set 6 32 x 3 6 inch HSS 10 366 0032 00 1 KNOB STABILITY red Includes 213 0004 00 1 SCREW set 6 32 x 3 u inch HSS 11 366 0033 00 10001 20759 1 KNOB small black MAG 366 01...

Page 92: ...OR chassis mounted coaxial BNC 16 366 0033 00 10001 20759 1 KNOB small black AC DC 366 0148 00 20760 1 KNOB small charcoal AC DC Includes 213 0004 00 1 SCREW set 6 32 x 3 u inch HSS 262 0217 00 1 SWITCH AC DC wired Includes 260 0097 00 1 SWITCH AC DC unwired 337 0278 00 1 SHIELD aluminum 13 4 x 33 8 inch Mounting Hardware not included 210 0406 00 2 NUT hex brass 4 4 0 x3 1 8 inch 210 0004 00 2 LOC...

Page 93: ...ack 358 0169 00 20760 1 BUSHING charcoal 210 0445 00 10001 19189 2 NUT hex 10 32x 3 8 inch 220 0410 00 19190 1 NUT keps 10 32x 3 8 inch 210 0010 00 10001 19189X 1 LOCKWASHER internal 10 210 0206 00 10001 19189X 1 LUG solder SE 10 long 23 366 0029 00 10001 20759 1 KNOB large black TRIGGER 366 0142 00 20760 1 KNOB large charcoal TRIGGER Includes 213 0004 00 1 SCREW set 6 32 x 3 1 8 inch HSS 262 0200...

Page 94: ... 1V x 2V inches Mounting Hardware not included 211 0507 00 2 SCREW 6 32 x u inch BHS 210 0457 00 2 NUT keps stool 6 32 x 5 u inch 4 386 0645 00 1 PLATE aluminum transformer ring Mounting Hardware For Plate 212 0517 00 4 SCREW 10 32x 1 inches HHS 210 0010 00 4 LOCKWASHER steel internal 10 210 0812 00 4 WASHER fiber 10 210 0564 00 8 NUT hex stainless steel 10 32 x x inch 5 124 0091 00 10001 14453 2 ...

Page 95: ...01 14454 355 0046 00 361 0009 00 10001 361 0007 00 14454 SERIAL MODEL NO EFF DISC Q T Y DESCRIPTION 14453 14453 1 1 2 2 2 STRIP ceramic 3 4 inch x 9 notches STRIP ceramic T 6 inch x 9 notches Each Includes STUD nylon Mounting Hardware For Each not included SPACER nylon 9 32 inch SPACER nylon inch 7 7 ...

Page 96: ...510 X21510 oisc 12578 19424 19424 19424 19424 19424 21509 DESCRIPTION PLATE sub panel front Mounting Hardware not included SCREW 6 32 x s u inch FHS 100 LOCKWASHER steel internal 6 NUT hex brass 6 32 x Vi inch BAR fop support w handle BAR top support w handle BAR top support w handle Bar Includes HANDLE assembly HANDLE assembly Assembly Includes HANDLE black leather HANDLE blue CLAMP handle CLIP h...

Page 97: ...08 00 4 441 0230 00 5 386 0881 00 387 0324 00 10001 13417 SERIAL MODEL NO eff DISC Q T r DESCRIPTION 13416 2 2 2 1 1 1 STRIP ceramic 7 1 6 inch x 11 notches Each Includes STUD nylon Mounting Hardware For Each not included SPACER nylon 4 inch high CHASSIS power PLATE sub panel rear PLATE sub panel rear 7 9 ...

Page 98: ...Mechanical Parts List Type 310A POWER CHASSIS 7 1 0 ...

Page 99: ...TM9G Mounting Hardware For Each not included 214 0034 00 2 BOLT spade steel 4 40 x 3 inch 210 0004 00 4 LOCKWASHER steel internal 4 210 0801 00 2 WASHER steel 5S x 9 32x 025 inch 210 0406 00 2 NUT hex brass 4 40x3 1 lS inch 8 136 0037 00 1 SOCKET tip jack black nylon Mounting Hardware not included 210 0413 00 1 NUT hex brass 32xy2 inch 210 0840 00 1 WASHER steel 390 ID x 9 1 6 OD x 020 inch 9 385 ...

Page 100: ...ch not included 361 0008 00 2 SPACER nylon y4 inch high 18 179 0347 00 1 CABLE HARNESS 110 V 19 124 0091 00 3 STRIP ceramic Y4 inch x 11 notches Each Includes 355 0046 00 2 STUD nylon Mounting Hardware For Each not included 361 0008 00 2 SPACER nylon y4 inch high 2 0 348 0005 00 2 GROMMET rubber y2 inch 2 1 179 0290 00 1 CABLE HARNESS 2 2 136 0008 00 5 SOCKET STM7G Mounting Hardware For Each not i...

Page 101: ...20 inch 3 406 0419 00 1 BRACKET aluminum 1 x2 2x inch switch support Mounting Hardware not included 211 0510 00 2 SCREW 6 32 x inch BHS 211 0537 00 2 SCREW 6 32 x inch THS 210 0803 00 1 WASHER steel 6LxJ x 032 inch 210 0457 00 1 NUT keps steel 6 32 x 5 w inch 4 376 0011 00 1 COUPLING molded nylon insulated Includes 213 0004 00 2 SCREW set 6 32 x J u inch HSS 5 384 0181 00 1 ROD extension aluminum ...

Page 102: ...Mechanical Parts List Type 310A VERTICAL AMPLIFIER CHASSIS 7 1 4 ...

Page 103: ...32 inch 210 0011 00 1 LOCKWASHER steel internal y4 inch 9 210 0413 00 1 NUT hex brass 3 8 32 x 2 inch 210 0840 00 1 WASHER steel 390 ID x 8 OD x 020 inch 10 441 0232 00 1 CHASSIS preamp Mounting Hardware not included 211 0504 00 2 SCREW 6 32 x y inch PHS 11 343 0003 00 1 CLAMP cable y4 inch plastic Mounting Hardware not included 210 0407 00 1 NUT hex brass 6 32 x 4 inch 210 0006 00 1 LOCKWASHER st...

Page 104: ...R nylon 4 inch high 29 124 0091 00 8 STRIP ceramic 3 4 inch x 11 notches Each Includes 355 0046 00 2 STUD nylon Mounting Hardware For Each not included 361 0007 00 2 SPACER nylon 063 inch high 30 179 0293 00 1 CABLE HARNESS vertical amplifier 3 31 210 0202 00 1 LUG solder SE 6 with 2 wire holes Mounting Hardware not included 211 0507 00 1 SCREW 6 32 x 5 u inch BHS 210 0407 00 1 NUT hex brass 6 32 ...

Page 105: ...355 0046 00 2 STUD nylon Mounting Hardware For Each not included 361 0007 00 2 SPACER nylon 063 inch high 38 441 0231 00 1 CHASSIS vertical amplifier 39 124 0090 00 1 STRIP ceramic 3 4 inch x 9 notches Includes 355 0046 00 2 STUD nylon Mounting Hardware not included 361 0008 00 2 SPACER nylon V4 inch high 40 124 0086 00 10001 17578 1 STRIP ceramic 3 4 inch x 2 notches 124 0087 00 17579 1 STRIP cer...

Page 106: ...Mechanical Parts List Type 310A REAR 7 1 8 ...

Page 107: ... TAG voltage rating not shown Mounting Hardware not included 213 0088 00 2 SCREW thread forming type B 4 x 4 inch PHS 5 386 0427 00 1 PLATE brass 9 i6 x lV 3 2 inch ground 6 386 0880 00 10001 12578 1 PLATE overlay VA half blue wrinkle 387 0050 00 12579 1 PLATE overlay VA half blue vinyl 386 0882 00 1 PLATE sub panel rear VA half not shown 7 129 0036 00 10001 20759 4 POST binding black 129 0063 00 ...

Page 108: ... not included 211 0510 00 1 SCREW 6 32 x inch BHS 210 0803 00 1 WASHER steel 6Lx inch 210 0006 00 1 LOCKWASHER steel internal 6 210 0407 00 1 NUT hex brass 6 32 x y4 inch 12 214 0003 00 1 HINGE brass with brass pin lV uxB 1 1 inches Mounting Hardware not included 211 0038 00 2 SCREW 4 40 x 5 u inch FHS 211 0012 00 3 SCREW 4 40 x inch BHS 210 0004 00 4 LOCKWASHER steel internal 4 210 0406 00 5 NUT ...

Page 109: ... 6L x inch 211 0538 00 4 SCREW 6 32 x 7 inch FHS 210 0501 00 1 NUT square steel 10 32x7 inch 212 0557 00 1 SCREW IO 32x inch RHS 2 136 0001 00 2 SOCKET graticule lamp Mounting Hardware For Each not included 211 0534 00 1 SCREW 6 32 x 7w inch PHS with lockwasher 210 0457 00 1 NUT keps 6 32 x 7u inch 3 124 0050 00 1 STRIP felt 4 337 0121 00 1 SHIELD CRT 3 inches Mounting Hardware not included w shie...

Page 110: ...024 00 20940 22079 1 CORD power 161 0024 01 22080 22969 1 CORD power 161 0024 03 22970 1 CORD power 4 010 0038 00 10001 19119 1 PROBE package P6017 010 0127 00 19120 21739 1 PROBE package P6006 010 0203 00 21740 24179 1 PROBE package P6012 010 0127 00 24180 1 PROBE package P6006 5 013 0004 00 10001 19119 1 ADAPTER binding post 103 0033 00 19120 20474X 1 ADAPTER BNC to binding post 012 0031 00 XI91...

Page 111: ...SECTION 8 D IA G R A M S The following special symbols are used on the diagrams Screwdriver adjustment Front or rear panel control or connector Indicates coaxial connector ...

Page 112: ...S Q U A R E W A V E C A LIB R A TO R CAL OUT V50I V52Q T Y P E 3 I O A O S C I L L O S C O P E ...

Page 113: ...V 8 59 B L O C K D I A G R A M ...

Page 114: ... E V E L C O N T R O L C C W L O W E R R E A D I N G S T R I G L E V E L C O N T R O L C W W A V E F O R M S S W I T C H E S A S S H O W N C A L I B R A T O R W A V E F O R M B E I N G D I S P L A Y E D v o L O P t COMPARATOR 310A S W P TPI6 A 1 TRIG CitR L O U P L IN C H O O t 1 SW3A SW3B T Y P E 3 OA OSC LLOSCOPE ...

Page 115: ...GER MULTIVIBRATOR ft 9 2 2 M A Y 3 E S U B S T IT U T E D TOR D J 6 SE E PARTS LIST FOR EARLIER VALUES AND SERIAL NUMBER RANGES OF PARTS MARKED WITH BLUE OUTUNE 150V SW EEP TRIGGER C IR C U IT NUMBERS I THRU 4 9 ...

Page 116: ...0 ...

Page 117: ... MAGi I o uy m ag H so n SEE SWEEP TIMING SWITCH DETAIL S E E PAR TS LIST FO R EAR LIER VALUES AND SERIAL NUMBER RANGES OF FARTS MARKED WITH BLUE OUTUNE T IM E D IV 6922 OR 6BQ7A MAYBE SUBSTITUTED FOR 6 D J 3 SW IIO B HORIZ O A T A i O S P i A Y SW2 0A i C ARE ON M0RIZ A VtPL D AG i C 9 CIRCUIT N U M B tR S IO I THRU 179 SWEEP GENERATOR ...

Page 118: ...I 1 SW 75A SW 75B r 5W 75C f T il TO CATH PIN J VI60A SWEEP GEN C F SWEEP TYPE 3 0A OSCILLOSCOPE sw ...

Page 119: ... 1 TIM E DIV 1 SW 75C SWI75D I t ...

Page 120: ...O N TR O L C C W L O W E R R E A D IN G S H O R IZ O N T A L P O S IT IO N C O N T R O L C W S W E E P S T A B IL IT Y C O N T R O L C C W WAVEFORMS S W E E P T IM E 100jj S E C C M S W IT C H E S A S SH O W N C A L IB R A T O R W A V EFO R M B E IN G DISPLAyED 3I0A HOB AMK V220A V220B INPUT C Fs TYPE 3 0A OSCILLOSCOPE h ...

Page 121: ...V240A V2403 OUTPUT A M P L IF IE R V220A V2205 IN P U T C Fs 300V 300 H WITH BLUE OUTUNE H O R IZO N TA L A M P L F L R CIRCUIT NUMBERS 2 S O U P 0 4 9 ...

Page 122: ...I 1 1 1 1 1 V0LTS 3W 30SA 3W 30SB 3W 305C 3W 305D 3W303C 3 W 3 0 5 F T Y P E 3 0A O SC ILLO SCO PE ...

Page 123: ...J 3W 303K NO TL FOR AOOlTtONAL DECOUPLING NC TWOR KS S E E V E R T IC A L A M P L IF IE R DIAG SEE PARTS LIST FOR EARLIER VALUES AND SERIAL NUMBER RANGES OF PARTS MARKED WITH BLUE OUTLINE V E R T IC A L PREAMPLIFIER 3 C IR C U IT NUMftfcRS SOO THftU 3 9 9 ...

Page 124: ...V40 V40a INPUT AM PLIFIER S V430t V430L DRIVER C DECOUPLING N E TW O R K S T Y P E 3 0 A OSCILLOSCOPE ...

Page 125: ...TRACE C E N T E R E D IS AVEFO R M E IH Q D IS P L A Y E D SEE PARTS UST FOR EARLIER VALUES AND SERIAL NUMBER RANGES OF PARTS MARKED WITH BLUE OUTLINE N O T E FOR HUM B A LA N C E CONTROL SEE HEATER WIRING DIAGRAM 922 OR 3474 MAY BC SUBSTITUTED FOR DU3 310A year amp 6 6 9 VERTICAL AMPLIFIER C IR C U IT N U M tR S 4 0 0 TH R U 4 6 0 ...

Page 126: ...3 4 V 6 0 7 1 2 3 4 V50 I 2 A U 7 V 7 0 4 6 A Q 5 F R O M T L R M 2 5 P O W L R C H A S S 5 V70I I 2 A U 7 4 5 _________ i C l 3 3 A bU n 1 3 V AC n b u g rt 6 3 V A C F R O M T L R M 2 5 V 2 4 0 6 D J 3 V 2 2 0 6 0 J S V465 6 3 H 6 6 3 V AC F R O M T L R M 3 0 TO ORA T I C U L L L IG H T S VIA SCA L L IL L U M V 4 4 0 V E R T IC A L C H A 5 5 I5 TYPE J OA 05CILL05C0PE HLATLR WIRING DIAGRAM ...

Page 127: ...2 M 1 633 12B 4 R 6 3 iook r 2 4 bu y jo JL 3VAC 13 bu H 2Sburfn fo 6 3 V A i TO V6C3 ELEVATED TO 3 00 V A T V663 t o p o w e r s u p p ly v c a v t o v r o 4 6 3 V A C V602 V607 V6SI V6SS VS20 V 5 0 I 7 A 6 1 R 6S2 6 G N 10 M V P TO R iP P U E bn b k bn B H C C 39 0 I J C407 R 6 S T T 3 3 3 C 1 1 4 R 6S 9 2 2 M R 63G 4 9 0 K GROUNDED ON POWER CHASSIS V602 Co m p a r a t o r V6 3 VOLTAGE REFERENCE...

Page 128: ...3 0 0 7 4 0 0 V UNREG 17720 5642 TO X 7 7 2 0 o TO T 1 7 3 0 3 0 0 7 47 75 V7 04 6 A 0 5 4 1 4 5 J R 7 0 4 4 7 K W r R 7 0 3 4 7 K C 705 00 I H C 7 0 4 00 1007 R 7 3 0 3 3 K _L C 7 30 T 0 __ C 7 t T5 I R 7 0 I I 5 M 1 8 3 5 V70 A H2AU7 V70 B H2AU7 6 I 55 __ C7 0 0 2 2 I7730 5642 1 13 07 T Y P E 3 OA OSCILLOSCOPE ...

Page 129: ... CRT CIRCUIT C IR C U IT NUMBfcRS 7 0 0 THRU 7 6 0 ...

Page 130: ...RATOR MULTIVIBRATOR H CAL ADJ C O N D I T I O N S O N S C O P E U N D E R T E S T C A L I B R A T O R ON t o o v SE E PARTS LIST F i VALUES AND S E R RANGES OF PART WITH BLUE OUTLI T Y P E 3 0 A OSCILLOSCOPE ...

Page 131: ...CALIB R A TO R CATHODE FO LLO W E R IOOV CALIBRATOR c C IR C U IT NUMBfep S SOO THRU 5 4 9 ...

Page 132: ...changes immediately 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 so...

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