HP 8082A Operating And Service Manual
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HP 8082A Operating And Service Manual

HP 8082A Operating And Service Manual

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  • Page 2 CERTIFICATION The Hewlett-Packard Company certifies that this instrument was thoroughly tested and inspected and found to meet its published specifications when shipped from the factory. The Hewlett-Packard Company further certifies that its calibration measurements are traceable to the US National Bureau of Standards to theextentallowed by the Bureau’scalibration facilities or to the calibration facilities of other International Standards Organization Members.

  • Page 3: Table Of Contents

    Section 1 General information l - l l - 1 introduction ..........f - 7 .
  • Page 4 List of Contents Page Section 5 Maintenance General ......5 - 4 Removal of Covers .
  • Page 5 Figure Title ........and Supplied Accessories .
  • Page 6 List of Title l - 2 ..........Specifications 5 - 3 .
  • Page 7 SAFETY SYMBl)LS GENERAL -This is a Safety Class I instrument (provided with terminal for protective earthing) The apparatus will be marked with symbol when it is necessary for the user to and has been manufactured and tested according to refer to the instruction manual in order to international safety standards.

  • Page 8: General Information

    Gate Mode. In this mode a gating signal enables the pulse and trigger outputs. 1 - 2 The 8082A is a 250 MHz dual channel pulse source with variable leading and trailing edge transition times as fast as Ins. It also has variable pulse frequency, External Width Mode.
  • Page 9 Table l-7 Specifications These specifications apply when: 2) the internal 5042 terminated by a 50-Q source impedance is load, selected. PULSE CHARACTERlSTlCS and Doad impedance 5052) Slope Control: Positive, negative or Transition Times:< Ins to 0.5ms in manual selectable. In the MAN-posit- Repetition Rate: >...
  • Page 10 Figure 2-I. 8082A and Supplied Accessories Front handle Rack flange with front handle Rack flange Order Option 907 Order Option 909 Order Option 908 Figure 2-2. Avaiiable Accessaries...

  • Page 11: Installation

    (Figure 2-2) cable supplied (see Figure 2-Z?. is ordered BRITISH STANDARD TYPE USED IN ;4USTRACIA HP Part No. 8120- 1689 HP Part No. 8720-1351 Pan !JO. 8120-7369 LINE = BLACK LINE = BROWN LINE = BROWPd...

  • Page 12: Temperature Requirements

    To check the power requirements proceed as WARNING follows: To avoid the possibility of injury or death, the foliowing a Remove tk fuse and check its value: precautions must be before the instrument is for 22OV/24OV operation 1 A for lOOV/l2OV option 2P a if this instrument is to be energized via an for voltage reduction, make sure that the ground connection is not interrupted.

  • Page 13: Claims For Damage

    2 - 1 9 S AMS) REPACKAGING Claims for Damage If ;rhysical damage is evident or if the instru- ment does not meet specification when received, notify the carrier and the nearest Hewlett-Packard blesfervice Office. The Sates/Service Office wilt arrange for repair or replacement of the unit without waiting of the claim against the carrier.
  • Page 14 RATE switch: for selecting the ranga of the pulse rate. fixed ampfitwde (-0.9V to -1.7V into an open circuit) and the ampli- tude vernier and the offset control are disabled. Rate VERNIER: for continuous adjustment of the repetition AMPLITUDE switch: for selecti*rg range of the output pulse rate within the range selected on the RATE switch.
  • Page 15 REAR PANEL Fuse Line voltage sektor Line connector INTERNAL (See Figure 6-2) Trigger output !K&! internal load on/off.

  • Page 16: General

    of operation the instructions will refer to Figure GENERAL which shows the controls identified by a reference num- ber in a circle. The same reference numbers are used in 3 - 2 This section is divided into two parts. The the text when each control is mentioned.

  • Page 17: Square Wave Operation

    SQUARE WAVE OPERATION 3 - 9 There is a 8quare Wave facility on the 8082A which produces a square wave output of 50% duty cycle NORM OPERATJNG MODE in NORMAL mode. If Square Wave is selected in Exter-...
  • Page 18 Figure 3-4. Pulse Output in NORM Mode EXT W1DTi-i OPERATING MODE a. Set the Mode switch @ to EXT WIDTH. b. Apply an external trigger to the EXT In External Width mode, the pulse repetition 3-21 INPUT @ . The input should have the rate and width are determined by the repetition rate and foliowing characteristics:...

  • Page 19: Gate Operating Mode

    3-22 GATE OPERATING MODE the pulse. To obtain an output similar to that in Figure 3-6, adjust the controls as shown below. It is assumed that the controls are already set-up as described above for in Gate mode the repetition rate is defined 3 - 2 3 by the rate controls but no output occurs until the a pulse in External Width mode;...
  • Page 20 3 - 3 2 One point remember, particularly when When using the 8082A to test any of the above logic testing Ins ECL, is the loss of edge speed due to the families, particularly the fast MECL lli logic, it is im- coaxial cable.
  • Page 21 INSERT 7ns DELAY TRIGGER SQUARE WAVE MODE DOUBLE PULSE MODE -FLOP Figure 3-9. Flip-Flop Test Circuit 3 - 3 4 The minimum set-up time required for wards the leading edge of its data input (in this case a ‘1’). The minimum set-up time is found wh.en the measured as shown in Figure 3-l flip-flop ceases to switch properly from ‘0’...
  • Page 22 O F F S E T - 2 v Analog Applications 3-38...
  • Page 23 DOUBLE PULSE i - - - - - - - - . SWITCH MODES H (MODE SWITCH) AND SQUARE WAVE (PULSE WIDTH SWlTCHl EXT. - JL -...
  • Page 24 r --me- NEG. 1 - i OUTPUT AMPLIFIER ATTENUATOR INTEGRATED ClRCXJlT...

  • Page 25: Theory Of Operation

    4 - 2 A basic black diagramof the 8082A is from a negative level to a positive level, using the shown in figure 4-1 and this should be referred to when...
  • Page 26 4 - 1 0 External Input Amplifier input signal will cause triggering or gating. If set to MAN, the switch disables the external input signal and enables 4-11 the MANUAL button so that pressing the button simula- output of the rate generator is controlled, either gated or tes one pulse from the external input.

  • Page 27: Delay And Width Generators

    INVERTED, DELAY ED PULSE INPUT NORMAL PULSE INPUT OUTPUT Figure 4-4. Transition Detector Pulse Output 4 - 1 4 Four current sources (Q2,03, Q8 and Q9) negative 50% duty cycle square wave, and can be switched provide current for the rate generator; two of these sour- to either >...
  • Page 28 EXTERNAL INPUT CURRENT SOURCES (DELAY OR WIDTH VERNIER) Figure 4-5. Delay Generator range switch setting!. The Schmitt trigger turns off again 4 - 2 4 The input is common to both the slow and when the voltage on C2 has reached the threshold level. fast parts of the Delay Generator.

  • Page 29: Slope Generator

    dependent on the width control settings. In Double Pulse purpose of the Slope Generator is to convert the leading mode, both the delayed and undelayed pulses are widened. and trailing edges of the input signal from fixed to ble transition times. Figure 4-6 is a simplified diagram 4 - 2 8 SLOPE GENERATOR...

  • Page 30: Buffer Amplifier

    4 - 6 fiers dependent on the setting of the transition time con- 4 - 3 0 Let us assume to start with that the four trols (1 to 5ns or > 5ns). The Buffer Amphf ier for the constant current sources (iS1, I%?, IS3 and 154) for fast ranges is in the same IC as the Slope Generator (see Service Sheet 2b).

  • Page 31: Dc Offset For Positive Pulse Outputs

    4 - 4 3 An advantage of being able to use the one OUTPUT OUTPUT supply both elements of each attenua- current source to that the relationship of input control output (signal) current is essentially linear but a slight non linearity is due to emitter-bulk resistances and and must be compensated for.

  • Page 32: General

    MAINTENANCE Ease the board out of its connector on the 5 - l GENERAL rear of the Mother board (Al). 5 - 2 This section contains information on the removal of coversand assemblies, performance verificat- Output Amplifier Board - Assembly 4 5 - 1 5 ion and recalibration procedures, safety checks and trou- bleshooting...

  • Page 33: Mother Board - Assembly 1

    5 - 3 2 Mother Board - Assembly 1 Performance checks (Table 5-l to 5-13) give the procedures for verifying that the 8082A is work- First remove boards A2, A3, A4 and ing to the specifications. The checks should be performed in sequence from 5-l to 5-13.
  • Page 34 Digital Voltmeter HP 3440A with plug-in 3443A Test Oscillator Frequency range 10 Hz - 10 MHz HP 651 A Test Oscillator Frequency range 10 to 506 MHz HP 32008 ACCESSORIES terminated with BNC HP 1012OA male connectors (4 required) Connector BNC ma&...
  • Page 35 PERFORMANCE CHECKS Table 5-2. Performance Check - Repetition Rate STEP STEP 5252A settings: R A T E R A T E AMPLITUDE rate V E R N I E R N O R M / D O U B L E V E R N I E R NORM SWITCH...
  • Page 36 PERFORMANCE CHECKS Table 5-4. Performance Check Table 5-5. Pevformance Check -Jitter STEP Period jitter 4 D E L A Y V E R N I E R Measure the width: Turn rep. rate vernier (21 to get a 10 division period display on screen.
  • Page 37 PERFORMANCE CYECKS Check -Width (Fast) Table 5-5. (cont’d) Check delay jitter Width jitter scope settings: 1 REP. RATE Turn delay to 10 cm. V E R N I E R WIDTH for a 5Ops display Set scope delay CCW until the trailing edge is visible. Check width jitter: DELAY V E R N I E R...
  • Page 38 5 - 7 PERFORMANCE CHECKS Delay Wastl Table 5-7. Performance Check - Table 5-8. Performance Check - Square Wave Duty Cycle STEP STEP 8 W I D T H 1 REPETITION RATE V E R N I E R c c w Limit >...
  • Page 39 5 - 8 PERFORMANCE CHECKS Table 5-9. Performance Check Table 5-9. (cont’d) Pulse must only occur during the positive part of the sinewave. It should only be variable by EXT INPUT LEVEL (6). independent of width, delay and rep. rate. Repeat with SLOPE/POLARITY (24) set to NEG.
  • Page 40 PERFORMANCE CHECKS Table 5-10. Performance Check - Transition Time Table 5-l 1. Performance Check - Pre-shoot, Overshoot, Rining and Linearity STEP STEP TRANSITION TIME 5n-59n 4 D E L A Y SWITCH NORM AMPLITUDE Adjust width vernier for a 59% duty cycle and 8 div 10 TRANSITION vertically.
  • Page 41 PERFORMANCE CHECKS Table 5-l 2. Performance Check - Amplitude STEP V E R N I E R SQUARE WAVE Set the baseline of the scope to zero. Measure the amplitude of both outputs as follows: AMPLITUDE V E R N I E R RE S UL T 2.0-l .o c c w...

  • Page 42: Performance Checks

    Tested by ....... . . Hewlett-Packard Company Model 8082A Pulse Generator Date ....**..*..*.e..
  • Page 43 PERFORMANCE CHECKS Table 5-13. Performance Check Record (2.of 4) Check Description WIDTH VERNIER V E R N I E R D E L A Y...
  • Page 44 PERFORMANCE CHECKS Table 5-13. Performance Checks Record (3 of Results Table Check Descriptiw N O . Actual Max. Min. External Functions MODE SLOPE Output pulse during positive slope Ext trigger Single pulse. Ext trigger Output pulse during negative siope, Ext trigger Ext width Output pulse during positive part of input.
  • Page 45 PERFORMANCE CHECKS check Record (4 of 4)
  • Page 46 5 - 1 6 ADJUSTMENTS TEST BOX CABLE AY 114 CONDUCTOR)

  • Page 47: Internal Checks And Adjustments

    Switch 8082A off. Remove the 8082A top cover. Instruments with serial numbers Remove the two screws from the Output Amplifier (board A4) heat sink on the rear of the 8082A. Unplug switching transition times from 5-50~ to 50p--05m. the Dutput Amplifier from its connector by about 2 cm...
  • Page 48 factory-selected components fable S-14. Summary of adjustable and Component is described 5 - 1 7 A2 R7 5 - 1 7 A2 RlO -5v power supply 5 - 1 7 A2 R21 5 - 1 7 A2 R29 -25v powar supply 5 - 1 8 A3 R6...
  • Page 49 Table 5-15. Test Equipment and Accessories for Internal Checks and Adjustments RECOMMENDED MODEL INSTRUMENT BRIEF SPECIFICATION HP 801fA 10 MHz square wave output with 50% Pulse Generator duty cycle 5245L Frequency range O-50 MHz, Counter 5252A Prescaler plug-in HP 180A...
  • Page 50 Table 5-16. Test and Adjustments Performed by Test Box Class A These tests can only be performed using the Test Box. Class B Conventional methods can be used instead. Class C The Test Box checks a sub-function of Board A5. A final adjustment using the complete with Board A4 operational) is necessary.
  • Page 51 Table 5-l 6. Kontinuedl adjust A5 R172 adjust A5 R171 Trans time switch to 5n-50n. Leading and trailing edge vernier CW. Tests 4e and 5 must be done first: preadjust A5 R213 preadjust A5 R230 Clamp voltages adjust: adjust A5 R147 (voltage A5 C31 emitter to ground) adjust A6 R148 (voltage...
  • Page 52 Table 5-16. IContinued) amplitude vernier CW (attenuator not in ECL-mode). amplitude vernier CCW (attenuator not in ECL-mode). attenuator in ECL-mode Scale factors: ohm. This adjustment IA5 R80, R81, R115) must be made with the whole instrument Ext dc-offset: ext offset on, vernier CCW + CW (can be measured at each of the 2 80821% pulse output jacks, which must be terminated by 50 ohm).
  • Page 53 5-23 ADJUSTMENTS Rate Table 5-18. Rep. Table 5-17. Power Supply STEP 6062 settings: 3 DOUBLE /NORMAL N O R M A L REPETITION RATE 4 DELAY VERNIER 5 V E R N I E R c c w NORM/DOUBLE NORM NORM 7 MODE SWITCH 4 DELAY...
  • Page 54 ADJUSTMENTS Table 5-l 9. Delay and Width (Verniers CW) 1 REPETITION RATE lOM-1 2 V E R N I E R 4 DELAY as required, but not 2n-5n 5 VERNiER 8 WIDTH as required, but not 2n-5n 9 V E R N I E R A4 R38 affects the delay in all ranges (except 2n-5n1 when the vernier is CW.
  • Page 55 Turn amplitude vernier CW and transition time verniers CCW. Adjust A4 R253 for -6.3 2 0.1 V at R253 wiper (TP 16). Set 8082A transition time to ln-5ns LE-vernier CW. Select A6 R 142 for a transition time ‘>6.5ns and <7.5ns in the worst case of both edges.
  • Page 56 Table 5-22. Pulse Shape and Transition Times Table 5-21. Ampiitude, Risetime, Overshoot (Slower Transition Times) STEP STEP TRANSITION TIME c c w LEADING VERNIER VERNIERS CW 12 TRAILING VERNtER AMPLITUDE max. Verify tests 3b, 4e, 5,6, 7, 8, 16 of Table 5-16. constant slope.
  • Page 57 8.9 WIDTH DOUBLE PULSE/NORM DOUBLE PULSE Set 8082A to max rep rate, r,rrn delay, min width. Set 4 DELAY A4 R24O for a pulse width between 1.95 and 2.OOns. Optimize 5 V E R N I E R c c w adjustments for the worst case of normlcompl, right/left channel.

  • Page 58: Safety Check

    SAFETY CHECK Table 5-27. Safety Check Disconnect Rower cord from fine. visually inspection in- terior for any sign of abnormal internaNy generated hear, such as discolored printed circuit boerds or components. damaged insula- tion, or evidence of arcing. Determine cause and remedy. Check resistance from 6662A cabinet to ground pin on Rower plug with suitable ohmmeter.
  • Page 59 Refer to Figure 6-I for board hation...
  • Page 60 BOARD A4 - OUTPUT BOARD TIME WIDTH PULSE INTEGRATDR SUFFER EDGE lCW1...

  • Page 61: Diagrams And Replaceable Parts

    The replaceable parts tables list parts in Model and compiete serial number of instru- alpha-numerical order of their reference designators and ment. indicate the description and HP stock number of each part, together with any applicable notes. Hewlett-Packard stock number. Circuit reference stock number. Description...
  • Page 62 Table S-2. Manufacturers’ Code Numbers and Abbreviations for Parts List Abbreviations NEGATIVE-POSITIVE- REVERSE WORKING ASSY MERCURY VOLTAGE ASSEMBLY NEGATIVE SEPARATELY HEWLETT-PACKARD S L O W - B L O W HERTZ REPLACEABLE SILICON CONTROLLED BINDER HEAD RECTIFIER INTERMEDIATE FRED. SELENIUM IMPREGNATED O R D E R B Y INCANDESCENT...
  • Page 63 Figure 6-l. Mainframe parts identification...
  • Page 64 M P 1 3 N. DEL D E L 5 1 7 TO TRIGGER TO LEF O U T P U T...
  • Page 65 3 3 x 3 T O RlGHT C H A N N E L OUTPUT OUTPUT...
  • Page 68 Table 6-3. Replaceable Parts HP Part Reference Description code Designation 0X002-66501 0X0X2-66502 28490 20400 CIRCUIT 0X082-66509 71400 313.500s 3 4 5 0 0 3 0 1 0 M S ? M A S H E R C O C K NUT HEX.
  • Page 69 P a r t s T a b l e T O 55.8.10,12 SLIDE ASSEMBL7, P.C. SWITCH G U I D E , L E V E R IMITCH LEVER SYlTCH S L I O E LEVER SWfTCH WIDE, LEVER SwlTCH SLIDE ASSEM0LIe P.C.
  • Page 70 Table 6-3. Replaceable Barts (cont’d) RESISTOR 2.6X A 2 1 9 R E S I S T O R 619 1s .lW 500 101 e 310~ADJ 4 2 1 1 1 4 1% .12sw F te-owoo RESISTOR 1K 1% .12SW F Tt=O+-100 RESISTOR 6.19K 1% .12SW 4 2 1 1 1 9 RESISTOR...
  • Page 71 Table 6-3. Replaceable Parts (cont’d) 4 3 C R i Q 3 o v 4351 4322 S K ; Bl P C C O I L - F X O DloLDEO R F C H O K E .R2UH 4 3 L l COIL-FXD rWLDE0 RF CHOKE .82UH CORE-SW 43111...
  • Page 72 Table 6-3. Replaceable Parts icont’d HP Part Reference Description Number 3 6 5 It .ttSY F F TC=O+lOO A31137 RESISTOR MS 24546 A3139 F TC-OClQO F K=O+lOO A3140 24546 51.1 F TC=OelQQ 100 iI .izSU F TC-O+-100 RESISTOR IK 24546...
  • Page 73 Table 6-3. Replaceabte Parts (cont’d)
  • Page 74 Table 6-3. Replaceable Parts kont’d) 3 o v = 2as Do=-3S m - 7...
  • Page 75 Table 6-3. Replaceable Pam (eont’d) PNP OIL Pfm31ow Ff=2SQYnz Si To-3 F TC-QclOU F TC-OctOO F TC=oClOf3 F TC~OctOO F TC=Dc-LOO F TC-W-IQ0 F TC-OcXOO 2 0 K XL .%23M F TC=OctW RESISTOR F TtpOc100 F TC=Oc100 F TC-Oc100 F TC-OcfOO F TClOcXOO 215 XI .lZSY F F TC=OeZOO...
  • Page 76 S-3. Replrceable Parts kont’dl Table F ?C=OclOO 1% .lZSW F TC-O+-100 F ?C-Oc100 RESISTOR 3.OlK 1X .5W F X=0+-100:0+50 F TC-OclOO F 7c=oc100 44479 F ?C=Ot100 F TC-O+skh\O F ?C=O+100 F ?C=OclOO F X=0+-100 F TC-Ot-100 2 2 0 K 3 3 .
  • Page 77 Table 6-3. Replaceable Parts {cant’d)
  • Page 78 Table 6-3. Replaceable Parts kont’dl P I , SXL Pw3loRy Pm? 2Iyoa39...
  • Page 79 Table 6-3. Replaceable Parts (co&d) F TC-w-tOO F TC-Ott00 F 1160~100 F X=0+-100 F TC-OktOO 2 0 1I .LZW F F TC=OctOB F TC-OcloO F TCNt-109 F TC-Oe-109 RESISTOR F TC-W-180 F TC=O+-199 F TC-O+-XOO F TC-OctW F TC--100 A%33 F TC-Ott00 F TC~OclOO F TC-O&LOO...
  • Page 80 Table 6-3. Replaceable Parts (cont’d) F TCWH-100 3386X-146-202 F YC-Oc200 F TC=OtlW RESISTOR 1Ol lR .125R AM135 F TC=Oc200 F TC-0~100 F TC-OtlQO 20.5 1x rl25u F TC=O4-mo 200 8s .k25U F F YC-Oc200 F YC-QctQO 4 0 . 2 I8 .&Z&W F YC-@e-100 3.011 F TC-W-l@0 Ctlf...
  • Page 81 Table 6-3. Replaceable Parts kant’d...
  • Page 83 Table 6-3. Replaceable Parts RESISTOR 3.328 1% .125W F TC=O+-100 RESISTOR 3.32R 11 .12SY F lc-oc100 RESISTOR 430 51 .tSW F TC-O*-IO0...
  • Page 84 Table 64. Schematic Diagram Notes Coaxial Confxctor Front panel nomen&ture Bolt down cable bush Rear panel nomenclature Coaxial Connector bulkhead mounted. Primary signel Path Feedback connector and socket OS) with pin number (2). Part of Indicates wire colour usinq resistor cohr code. Signal number Schmitt trigger...
  • Page 85 CR11 C R 1 2 F - 6...
  • Page 86 f - 3...
  • Page 89 A3 BDARD ASSEMBLY R& RATE...
  • Page 91 C R 3 3 G - 2 F - 4 . CR93 G - 2 CR15 C R 4 1 H - 2 t-4-6 F - 4 K - 3 C R 1 7 F - 4 Cl21 C R 1 8 F - 4 a 3 4 C l 2 3 H - 4 C R 2 0...
  • Page 92 c29 - R212 R 2 1 3 E - 4 R 2 6 0 G - 4 u - 3 R196 R 2 2 1 R 2 2 2 D - 2 A199 R223 R224 R202 R226 R 2 2 7 D - 2 R 2 2 9 B - 3...
  • Page 93 1. PtNS ARE NUMBERED AS FOLLOWS: 2 PIN 1 IS tDENTIFIED IN OFJE OF THE FOLLOWING WAYS: P I N 1 PIN 1 PIN 1 PIN 1 CUT-AWAY S C R A T C H...
  • Page 95 D E L CR5 ; I - - - C R 7 :...
  • Page 97 Board A$ - Buffer Amplifier Layout...
  • Page 98 When replacing, use thermal compwnd 1. PINS AAE NUMBERED AS F%LOVIIS: 2 PIN 1 IS iDENTIFIED IN DNE OF THE FOLLDWlNG WAYS: PIN 1 P I N I P I N 1 MARK ON CASE CUT-AWAY...
  • Page 99 SLOPE GENEFU VOLTAGE- LEVEL SHIFTER...
  • Page 100 / G E N E R A T O R...
  • Page 101 CAUTION SUBSTRATE WARNING -34313 Beryllium Substrate of U5, U6 is poisonous. Do not touch with the bare hand. CAUTION Ensure U5, U6 are wiented as shown N O T E 1. PINS ARE NUMBERED AS FOLLOWS: 2 PIN 1 IS IDEMIFtED IN ONE OF THE FOLLOWING WAYS: P I N 1 PIN 1...
  • Page 102 OUTPUT AT FRONT PANEL M?IGHT~ AMPLITUDE FROM PIN 2 CR32 WIRE LCOP I...
  • Page 103 DC OFFSET C R 3 1 R E F E R TO M A I N FRAME PARTS LISA W I R E LOOP.
  • Page 104 pin 1 C R 4 5 3 3 CR12 CR13 CR24 G - S CR25 CR26 0 4 0 C l 2 CR27 CR28 4 4 2 CR29 CR30 CR31 CR32 6 4 8 C R 3 6 D - 2...
  • Page 105 GRID lc-5 R143 R223 R224 R148 R132 R153 A137 R157...
  • Page 106 M BLY 06052 - 66505 1 0 0 C 2 7 2 7 ‘K J I - 3 C R 2 3 TINE (RANGE 3 1 6 1 8 9...
  • Page 107 2 0 5 C L A M P V O L T A G E S - 2 5 ” r --- C R 3 0...
  • Page 108 Layout pin 1 G - 4 4 3 1 c - 3 E - 3 G - 4 C R 4 E - 3 n - 5 H - 3 R 7 4 G - 5 G - 3 ii-3 a 5 3 c - 5 H - 5...
  • Page 109 Service Sheet G R I D R179 R200 f - 3 R220 R143 R922 B - S R144 R203 R223 Al67 R224 R126 R225 R105 R170 Al89 R192 R210 R174 R136 f - 4 R137 A157...
  • Page 110 23.N CHANNEL B DC OFFSET O F F NORM COMPL NEG W S COMPLEMENT...
  • Page 111 OUTP CHANNEL B DC OFFSET (RIGHT OUTPUT) ECL AMPLITUDE I ; ’ I I VERN’ER 5K 3...
  • Page 112 POSITIVE PULSE 5 6 2 R 102 RIGHT CHANNEL (B) LEFT OUTPUT LEVEL VERNIER CHANNEL (A)
  • Page 113 Board A9 - Attenuator Laysut - C R ! - A S -...
  • Page 114 - - 1 A9 BOARD ASSiiBLY ATTENUATOR 081~2 - OFFSET...
  • Page 115 RIGHT CHANNEL...
  • Page 116 Board A2 - Power Supply Layout...
  • Page 117 -CR2 - -CR3 - -CR6 - toU4...
  • Page 118 08562 - 66502 AND RF FiLTER COMBINED...
  • Page 119 : lr I - H - 5 v i - 5 - l o v 5 - L 6 - F 7-10 0 - U...

  • Page 120: Serial Numbers 1416G66391 And Above

    SERIAL NUMBER 141OGOQ271 7 - 5 TO 14lOGOO390 AND BELOW 7 - 2 A9 R23, 24, 25, 26 are replaced by a wire 7 - 6 No backdating/updating necessary. link. Amplitude switches SIOA, S12A (Service Sheet 4) are connected to -19V (instead of -25V as in later models).
  • Page 121 Model 808iA ERRATA Page 6-15: Pin ntimbers ( (in: J u n e Page 2-0, 0 8 0 8 2 - 9 0 0 0 2 Page 6-5: i t s f o r 5 0 6 5 0 6 Check the following table your instrument serial prefix/serial and make the listed changes to your manual.
  • Page 122 M o d e l ERRATA Page 6-15: Pin numbers on top of Ul should read: edge 8 7 5 6 (instead of 8 9 5 6). Page Z-O, Page 6-5: Add kits for retrospective fitting: MP30 KIT FRONT HANDLE (OPTION 907) KIT RACK FLANGE (OPTION 908) 5061-0077 MP32...
  • Page 123 Model 8082A INDEX OF MANUAL CHANGES MANUAL CHANGE 1 . ,- CHANGE FRAME Page 6-5. chame: 08082-00204 add: Page 6-33, c'lange Service REAR PANEL Page 2-2, replace Figure 2-4 c MANUAL CHANGE 2 Change 5081-1972 Change 5081-1973...
  • Page 124 Model 8082A MANUAL CHANGE 1 FRAME Page 6-5, change: PANEL REAR 08082-00204 SWITCH SLIDE 3101-2042 add: SWITCH SLIDE Page 6-33, ciange Service Sheet 5 as follows: REAR PANEL Page 2-2, replace Figure 2-4 content by: MANUAL CHANGE 2 Change INDUCTANCE FER BEAD AY...
  • Page 125 06 93 -5 1 8 0 R 24 : R -F 30 R2 43 0698-3211 R -F 3 0 Page 6-5. Change HP Part Number and Manufacturers Part Number of FL1 to 9135-0035. 6-7. Page Change trimpots R5, to t.le following: R-VAR 5K 10% C.
  • Page 126 H E W L E T T PACKARD SALES & SERVICE OWCES AFRICA, ASIA, AUSTRALIA CANADA...
  • Page 127 EUROPE, NORTH AFRICA AND MIDDLE EAST...

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