Tektronix 7B15 Instruction Manual Download

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Summary of Contents for 7B15

Page 1: ...18 00 Product Group 42 IN Tektronix Inc P O Box 500 Beaverton Oregon 97077 Serial Number ___ COMMI1 T ED TO EXCELLENCE K CHANGE INFORMATION 2 OF THIS MANUAL N MANUAL First Printing OCT 1978 Revised AP...

Page 2: ...rice change privileges are reserved INSTRUMENT SERIAL NUMBERS Each instrument has a serial number on a parcel insert tag or stamped on the chassis The first number or letter designates the country of...

Page 3: ...ECTION 3 THEORY OF OPERATION BLOCK DIAGRAM DESCRIPTION 3 1 TRIGGER GENERATOR 3 1 SWEEP GENERATOR 3 1 PICKOFF COMPARATORS AND DELAY GATE GENERATOR 3 1 GATE GENERATOR 3 11 DELAY PICKOFF COMPARATORS 3 11...

Page 4: ...IRCUITS 4 7 DIODES 4 7 RESISTORS 4 7 INDUCTORS 4 7 CAPACITORS 4 7 8 REPAIR AND ADJUSTMENT 4 7 CORRECTIVE MAINTENANCE 4 8 OBTAINING REPLACEMENT PARTS 4 8 SOLDERING TECHNIQUES 4 8 PAGE COMPONENT REMOVAL...

Page 5: ...ime interval after a known delay time in the delay time mode 2 16 FIGURE PAGE NO 3 2 3 3 3 4 4 1 4 2 4 3 4 4 4 5 4 6 4 7 4 8 4 9 4 10 4 11 4 12 4 13 Basic block diagram of the 7815 Delaying Time Base...

Page 6: ...haracteristics 1 5 3 1 Basic Logic Reference 3 4 3 2 Readout Character Selection 3 15 5 1 Performance Check Summary 5 2 5 2 Test Equipment 5 6 5 3 A Time Accuracy 5 19 5 4 Sweep Timing 5 21 5 5 Magnif...

Page 7: ...hazard the mainframe oscilloscope chassis must be properly grounded Refer to the mainframe manual for grounding information DO NOT REMOVE INSTRUMENT COVERS 6 0 A RNING DO NOT OPERATE IN EXPLOSIVE ATM...

Page 8: ...es do not use an ohmmeter scale that has a high internal current since high currents may damage the diodes under test EXERCISE CARE WHEN SOLDERING ON MULTI LAYER BOARDS All but the Readout circuit boa...

Page 9: ...continuously variable sweep rates between calibrated steps Variable hold off and alpha numeric readouts are provided Also when operating in the AUTO TRIGGERING MODE a bright baseline trace is displaye...

Page 10: ...ion is located in section 6 of the Instruction Manual INSTALLATION The time base unit is designed to operate in the horizontal plug in compartment of the mainframe This instrument can also be installe...

Page 11: ...ols fully CCW Some mainframes limit fastest calibrated sweep rate TABLE 1 1 Electrical Characteristics Performance Requirement 4 _ T_ _ SWEEP GENERATOR 2200 ps div is measured over any 5 divisions wit...

Page 12: ...t least 3 divisions below the first delayed sweep display when the mainframe vertical trace separation control is centered 0 2 or less to at least 9 0 times TIME DIV setting 0 02 of TIME DIV setting o...

Page 13: ...5Umo dbv 20ms divto2Ao 1iv 1xo divtuO 5xs div 0 2 o div to 8 no div GPerformance requirement not checked in the manual TABLE 1 1 CONT Electrical Characteristics Performance Requirement Same as for Rep...

Page 14: ...drawing 1 ea Operators Manual 1na Instruction Manual NOTE TOP FIGURES IN INCHES LOWER FIGURES IN CENTIMETERS Referto be Specification section of the associated mainframe manual TABLE 1 2 Environmental...

Page 15: ...e mainframe vertical and horizontal modes to display the plug in units used and adjust the intensity and focus for a well defined display See the oscilloscope mainframe and amplifier unit instruction...

Page 16: ...Operating Instructions 41315 2 2 Figure 2 1 Front panel controls connectors and indicators...

Page 17: ...hold off period to be varied to improve triggering stability of repetitive complex waveforms VARIABLE Control and CAL Switch Selects calibrated or uncalibrated sweep rates Uncalibrated sweep rates ca...

Page 18: ...A TIME controls to the fully counterclockwise position Check for two delayed B sweeps and note that the crt readout bottom right of crt is 0 000 ms 2 4 4 Slowly turn the A TIME control clockwise and...

Page 19: ...the trigger signal This type of free running display is useful when it is desired to measure only the peak to peak amplitude of a signal without observing the waveshape such as bandwidth measurements...

Page 20: ...e trigger signal which is connected to the trigger circuits Internal The INT position connects the trigger signal from the vertical plug in unit Further selection of the internal trigger signal may be...

Page 21: ...EVEL CRT DISPLAY OBTAINED WITH SLOPE SWITCH SET TO NEGATIVE Ti 6 D 95LOO PC LEVEL s 0 TRIST 13LOO PG LEVEL 0 TRIG D 9LOO PCB LEVEL 0 SLOPE 0000 000 Operating Instructions 71315 Figure 2 2 Effects of L...

Page 22: ...desired to switch between calibrated and uncalibrated displays TIME MEASUREMENT When making time measurements from the graticule the area between the second and tenth vertical lines of the graticule...

Page 23: ...sweep trace is controlled by the triggering controls of the companion time base unit when the 71315 is in the B TRIGGERABLE AFTER DLY mode A TIME OPERATION Operating Instructions 71315 INTENSIFIED PO...

Page 24: ...lection for beam 2 Therefore the input signal must be applied to the units in both the left and right vertical compartments for A TIME operation MAINFRAME OPERATING MODES The 71315 can also be operate...

Page 25: ...TIONING OF SECOND DELAYED SWEEP TRACE WITH RESPECT TO FIRST DELAYED SWEEP TRACE Figure 2 6 Typical A Differential Time Operation Operating Instructions 71315 DETERMINES IN TENSITY OF DELAY ING SWEEP T...

Page 26: ...the mainframe for the A horizontal mode to display the 71315 and the vertical mode to display the vertical plug in unit 5 Set the TRIGGERING controls for a stable display see General Operating Informa...

Page 27: ...osition to obtain a second intensified zone delta time mode on the display RISE TIME PERIOD AND FREQUENCY I i T _ t FREQUENCY PERIOD I I I PERIOD w A 0 200 ms 9 Adjust the A TIME control to position t...

Page 28: ...l to be measured to the vertical unit input 4 Set the mainframe horizontal mode for alternate or chopped operation see oscilloscope mainframe instruction manual for discussion of alternate or chopped...

Page 29: ...AL MEASUREMENT BETWEEN TWO PULSES IN THE 4 DIFFERENTIAL TIME MODE a Perform the procedures in steps 1 through 4 The remaining steps of this procedure apply for both delay time and differential time me...

Page 30: ...e Observe the magnified event to be examined on the delayed B sweep NOTE For a better look at the delayed B sweep waveform set the mainframe to the B horizontal mode and the amplifier plug in unit de...

Page 31: ......

Page 32: ...inframe IGGE GENERATOR SWEEP GENERATOR function These circuit block titles serve as indexes to the circuit discussion Refer to the appropriate diagram along with the Troubleshooting Chart in the Diagr...

Page 33: ...Theory of Operation 715 Figure 3 1 Basic block diagram of the 7B15 Delaying Time Base unit...

Page 34: ...tions important to a particular function along with the resultant output conditions This table may be CU IT NON Theory of Operation 71315 given either for an individual device or for a complete logic...

Page 35: ...output of the NAND gate is LO if and only if all of the inputs are at the HI state A device with two or more inputs and one output The output of the OR gate is HI if one or more of the inputs are at...

Page 36: ...HI OR gate with LO state indicator at the A input The output of this gate is HI if either the A input is LO or the B input is H I Indicates that this input usually the trigger input of a flip top re...

Page 37: ...pending on the device A bistable device with two inputs and two outputs either or both outputs may be used When clock ed the state of the Q output changes to the state at the data D input The outputs...

Page 38: ...signal on pin 5 produces a positive going gate on pin 15 and a negative going gate on pin 16 When the SLOPE switch is set to a negative going signal on pin 5 produces a positive going gate on pin 15 a...

Page 39: ...0 pin 2 After the time delay an auto drive signal is initiated from U220 pin 3 to the Trigger Generator diagram 2 Figure 3 2 Timing diagram for Gate Generator stages 0 160 Q164 and Q174 Single Sweep M...

Page 40: ...Pickoff Inhibit stage provides an inhibit level to disable the delay pickoff comparator diagram 4 of the delayed sweep not being displayed two delayed sweep traces are produced by a delayed companion...

Page 41: ...from a constant current source The slope of the ramp determines the sweep rate of the displayed trace Figure 3 3 Timing diagram for Delay Pickoff Inhibit stage TIMING CURRENT SOURCE The Timing Curren...

Page 42: ...ase compensation SWEEP GATE GENERATOR The Sweep Gate Generator produces an unblanking gate for the Z axis system of the mainframe When the sweep is displayed the crt is unblanked gate level LO The swe...

Page 43: ...umming amplifier U556 and limits the comparison voltage at Q51 2A to a level equivalent to approximately 10 divisions of delay time Transistor Q534 turns on and reduces the A time voltage output from...

Page 44: ...which this can occur is limited by the charging of C627 The result is a negative going ramp with a slope proportional to the delay comparison voltage Consequently the more positive the delay compariso...

Page 45: ...et low and the contents of the counter are latched The counter then resumes operation 3 1 4 Each decade counter counts synchronously with data read out by sequentially strobing the four column select...

Page 46: ...lumn current is thus blocked from interface connector A38 thereby disabling the A symbol Readout Character Selection Characters Decimal _ _ TABLE 3 2 During A TIME operation S295 is open and the LO le...

Page 47: ...t with dry low pressure air Remove any dirt which remains with a soft brush or a cloth dampened with a mild detergent and water solution A cotton tipped applicator is useful for cleaning in narrow spa...

Page 48: ...lubricant is present at the interface between the bearing and retainer clip Figure 4 1 Lubrication procedure for a typical cam switch SEMICONDUCTOR CHECKS Periodic checks of the semiconductors in thi...

Page 49: ...arked on the case For most silicon or germanium diodes with a series of stripes the color code identifies the four significant digits of the JEDEC or vendor number using the resistor color code system...

Page 50: ...R CHANGES OR INSTRUMENT MODIFICATIONS L SIGNAL DIODE _ J E PLASTIC CASE _m _ J Mvwan s tin PLASTIC CASE DUAL METAL TRANSISTORS FETE CASE FET LIGHT EMITTING DIODE L E D Figure 4 2 Semiconductor lead co...

Page 51: ...for troubleshooting Recommended Tektronix types 576 Curve Tracer 577 17 Curve Tracer system 7CT1 N Curve Tracer unit and a 7000 series oscilloscope system or a 5CT1 N Curve Tracer unit and a 5000 ser...

Page 52: ...T To isolate trouble to a circuit note the trouble symptom The symptom often identifies the circuit in which the trouble is located When trouble symptoms appear in more than one circuit check the affe...

Page 53: ...e resistance should be very high in one direction and very low when the meter leads are reversed The cathode end of each glass encased diode is indicated by a stripe a series of stripes or a dot The c...

Page 54: ...iring or replacing parts General soldering techniques which apply to maintenance of any precision electronic equipment should be used when working on this instrument Use only 60 40 rosin core electron...

Page 55: ...ock disconnect the instrument from the power source before replacing components The exploded view drawing associated with the Replaceable Mechanical Parts list may be helpful in the removal or disasse...

Page 56: ...shaft through hole in front panel Figure 4 6 P38 cable dress illustration 2 Install 6 screws that secure perimeter of board to instrument frame 3 Install gray plastic rear panel with 4 securing screw...

Page 57: ...ched to board and disconnect cable Loosen set screw on variable switch assembly Remove VARIABLE CAL IN TIME DIV knob and attached shaft out the Remove the 8 securing screws from board Figure 4 7 Reado...

Page 58: ...om Tektronix Inc Order Tektronix part 003 0619 00 If an extraction tool is not available when removing one of these integrated circuits pull slowly and evenly on both ends of the device Try to avoid h...

Page 59: ...TEPPED The registration pins on the stepped plastic frame are slightly longer than those on the flush frame The elastomer contact holder in the small stepped connectors is indexed differently than the...

Page 60: ...Maintenance 71315 4 1 4 Figure 4 9 Cam switch removal procedure...

Page 61: ...ach attach Then disconnect 4 multi pin connectors c Remove the 3 securing screws from circuit board d Lift rear of board and slide toward rear of instrument until board clears the B DELAY MODE switch...

Page 62: ...hese boards A circuit board pin replacement kit including the necessary tools instructions and replacement pins is available from Tektronix Inc Order Tektronix part 040 0542 01 Replace ment of circuit...

Page 63: ...nd be damaged or lost Body salts or acids can contaminate the switch contacts Wear cotton gloves to prevent touching the contacts in the switch or on the board with bare hands 0 Pull the rear of the s...

Page 64: ...OF HYPCON CONNECTOR ELASTOMER CONTACT CONDUCTOR E FLUSH HYPCON Figure 4 11 Hypcon connector removal and replacement PLASTIC FRAME ELASTOMER CONTACT HOLDER CONTACTS MATED MHYdRID SUBS I HATE PCBOARD U...

Page 65: ...nger and press with finger to seat contact holder into the frame The contact holder must be evenly seated on all four sides Flush Hypcon Match hybrid flat corner with board receptacle flat corner and...

Page 66: ...f the service required Save and re use the package in which your instrument was shipped If the original packaging is unfit for use or not available repackage the instrument as follows Surround the ins...

Page 67: ...uctions Part I Performance Check To perform a partial Performance Check procedure first determine which electrical specifications are to be checked Table 5 1 Performance Check Summary lists the applic...

Page 68: ...s the calibrated sweep rate setting Measured over center 8 displayed divisions SWP CAL is adjusted at 1 ms div within the 20 to 30 C range 71315 DELAY MODE Switch set to INDEPENDENT Derate 15 to 35 C...

Page 69: ...es TIME DIV setting l02 of TIMBDN setting or less 0 03 of TIMBDNsetting 100ps or less B3 Check Magnifier Gain and Registration B2 Check Sweep Positioning Range Length and B6 Check Delay Time A Time an...

Page 70: ...Check Internal Triggering Sensitivity 1310 Adjust Delay Start and Pickoff Bias 13335 13535 B4 Check Variable Time Division and Variable Hold Off A2 Adjust External Trigger Compen sation C117 A3 Adjust...

Page 71: ...TIME DIV setting 2 0 ps 400 ms 20 0 ps 6 0 is TABLE 5 1 CONT Performance Check Summary 20 times TIME DIV setting Performance Check Step A5 Check Internal Triggering Sensitivity A4 Check External Trig...

Page 72: ...0 kHz output amplitude variable from 50 mV to 3 V into 50 0 TABLE 5 2 Test Equipment TEST EQUIPMENT ALTERNATIVES All of the listed test equipment is required to completely calibrate this instrument Ho...

Page 73: ...ment 2Used for adjustment only NOT used for performance check TABLE 5 2 CONT Test Equipment Companion delayed sweep unit for delay time checks and adjustments Provides access to internal adjustments a...

Page 74: ...HORIZONTAL SYSTEM 1 Set Basic Sweep Calibration 5 14 2 Check Sweep Length and Positioning Range 5 15 3 Check Magnifier Gain and Registration 5 15 4 Check Variable Time Division and Variable Hold Off...

Page 75: ...s TRIGGERING SYSTEM PRELIMINARY CONTROL SETTINGS 7B15 Time Base TRIGGERING AUTO AC EXT OUT 50 52 LEVEL Midrange TIME DIV 10 ps VARIABLE CAL IN MAG X1 B DELAY MODE INDEPENDENT TRACE SEP OFF DELAY TIME...

Page 76: ...t the high frequency sine wave generator to the amplifier input with a 10X attenuator k Set the time base TRIGGERING MODE to HF SYNC and the TIME DIV to 2 ns I Set the high frequency sine wave generat...

Page 77: ...unit deflection factor to 50 millivolts division and set the high frequency sine wave generator for a 3 division display 150 millivolts at 1 GHz Calibration Part I 71315 Performance Check i CHECK For...

Page 78: ...n factor for a 1 5 division display at 1 GHz i CHECK For a stable display TRIG D light on with the COUPLING switch set to 1 AC 2 AC LF REJ 3 DC Set the TRIGGERING LEVEL control as necessary j CHECK Se...

Page 79: ...reliminary Control Settings then proceed with the following instructions Calibration Part I 71315 Performance Check a CHECK Set the TRIGGERING LEVEL to approximately midrange and check that the TRIG D...

Page 80: ...umbers correspond to test equipment listed in Table 5 2 10 Coaxial cable 1 required 13 Screwdriver 71315 Controls No change in settings C sciIlo scope Main frame 7B15ITime Base Mainframe Horizontal Mo...

Page 81: ...ntrols fully counterclockwise f CHECK The end of the sweep must be to the left of graticule center B3 CHECK MAGNIFIER GAIN AND REGISTRATION SETUP CONDITIONS NOTE If the preceding step was not performe...

Page 82: ...Rotate the A TIME control and check for no effect on the independent sweep display c Rotate the TRACE SEP control into the switch detent to disable the A TIME operation Set the B DELAY MODE switch to...

Page 83: ...Set the TRACE SEP control fully clockwise Set the mainframe vertical trace separation control to midrange Position the delayed sweep trace with the amplifier plug in unit position control to the cente...

Page 84: ...aying and delayed sweep traces horizontally to start on the first graticule line b Set the DELAY TIME control to place the first intensified zone on the time marker which is between the first and seco...

Page 85: ...I 7815 Performance Check j Set the DELAY TIME control to precisely position the leading edge of the delayed time marker to the first graticule line k CHECK Delay time readout for 8 905 ms to 9 095 Ms...

Page 86: ...t the DELAY TIME control for a delay time readout of approximately 10 00 Ns j Set the DELAY TIME control further to position a delayed sweep time marker near the display center k Magnify the companion...

Page 87: ...div_ 1 s T Within 0 16 div B12 CHECK MAGNIFIED SWEEP TIMING If the preceding step was not performed first refer to the Horizontal System Preliminary Control Setttings then proceed with the following i...

Page 88: ...ithin l24 div 58 no Within l24 div 1 is 2 s x Check on 1 cycle in 5 divisions at ooon uwover r center 8 divisions This completes the Performance Check procedure 1 ue Within I24 div Within 0 24 div s W...

Page 89: ...djustment and Performance Check MANCE CHECK The following procedure Part IkAdjustment and Performance Check provides the information necessary to 1 verify that the instrument meets the electrical spec...

Page 90: ...50 S2 LEVEL Midrange TIME DIV 5 ms POSITION Midrange HOLD OFF MIN B DELAY MODE INDEPENDENT MAG CAL IN VARIABLE CAL IN Vertical Amplifier HI Imp 0 1 V div Low Freq Function Gen 1 kHz square wave Oscil...

Page 91: ...Adjustment and Performance Check A4 CHECK TRIGGERING MODES SETUP CONDITIONS NOTE If the preceding step was not performed first refer to the Triggering System Preliminary Control Settings then proceed...

Page 92: ...ow Freq Function Gen 7 V 1 kHz sine wave a CHECK That all levels of the positive slope may be selected for the sweep starting point as the TRIGGERING LEVEL control is rotated throughout its range indi...

Page 93: ...ERING SENSITIVITY REV JUN 1981 SETUP CONDITIONS Calibration Part II 7E315 Adjustment and Performance Check NOTE If the preceding step was not performed first refer to the Triggering System Preliminary...

Page 94: ...m CHECK Set the SLOPE to and repeat part I A8 CHECK INTERNAL TRIGGER JITTER SETUP CONDITIONS NOTE If the preceding step was not performed first refer to the Triggering System Preliminary Control Setti...

Page 95: ...e HOLD OFF MIN Oscilloscope Mainframe Vertical position plug in Midrange Intensity Visible display Focus Well defined display 9 Rigid plug in extender 10 Coaxial cable 1 required 13 Screwdriver Calibr...

Page 96: ...least 10 2 divisions c Set the POSITION and FINE controls fully clockwise d CHECK The start of the sweep must be to the right of graticule center e Set the POSITION and FINE controls fully counterclo...

Page 97: ...p was not performed first refer to the Horizontal System Preliminary Control Settings then proceed with the following instructions 84 SETUP CONDITIONS 7815 Controls TIME DIV VARIABLE Out uncal Time Ma...

Page 98: ...htness of the intensified and delayed sweep traces Center the delaying sweep trace in the upper half of the graticule and the delayed sweep trace in the lower half of the graticule f CHECK Rotate the...

Page 99: ...kers of both delayed sweep traces are horizontally aligned within 0 1 division f ADJUST R510 Delay Gain to horizontally align the time markers of the delayed sweep traces g INTERACTION Repeat step B7...

Page 100: ...er and set the A TIME control to start the second intensified zone on the tenth time marker Further rotate the A TIME control to horizontally align the delayed sweep traces it may be necessary to rota...

Page 101: ...CE SEP control counterclockwise out of the switch detent to enable A TIME operation Calibration Part II 7 1315 Adjustment and Performance Check d CHECK That the A symbol appears in the delay time read...

Page 102: ...0 ms Timing to horizontally align the delayed sweep time markers 1313 CHECK A TIME ACCURACY SETUP CONDITIONS NOTE If the preceding step was not performed first refer to the Horizontal System Prelimina...

Page 103: ...elaying and delayed sweep traces horizontally to start on the first graticule line b Set the DELAY TIME control to place the first intensified zone on the time marker that is between the first and sec...

Page 104: ...ts for a measurement interval of 1 ms using a l ms div sweep setting are 0 5 of 1 ms 5 of 1 ms 0 005 ms 0 050 ms 0 055 ms or 9 945 ms to 1 055 ms e Set the DELAY TIME control to place the intensified...

Page 105: ...TIMING SETUP CONDITIONS NOTE Partial procedure first perform the Horizontal System Preliminary Control Settings then proceed with the following instructions 71315 Controls REV A MAY 1979 TIME DIV See...

Page 106: ...ertical graticule lines NOTE The 7B15 may be operated as a delayed sweep unit B horizontal compartment with a companion delaying sweep unit A horizontal compartment To check 7B15 delayed sweep operati...

Page 107: ...o options were available for this instrument at the time of this printing Section 6 71315 Information on any subsequent options may be found in the CHANGE INFORMATION section in the back of this manua...

Page 108: ...oncerning any change in part number Change information if any is located at the rear of this manual X000 00X In the Parts List an Item Name Because of space limitations an Item further Item Name ident...

Page 109: ...2900 SEMICONDUCTOR DR SANTA CLARA CA 95051 32293 INTERSIL INC 10900 N TANTAU AVE CUPER TINO CA 95014 32997 BOURNS INC TRIMPOT PRODUCTS DIV 1200 COLUMBIA AVE RIVERSIDE CA 92507 50434 HEWLETT PACKARD C...

Page 110: ...CAP FXD CER DI 2 5PF 20 200V 72982 8101 047COJ259D C133 281 0788 00 CAP FXD CER DI 470PF 10 100V 96733 R3015 C144 283 0111 00 CAP FXD CER DI O lUF 20 50V 56289 273C11 C183 281 0773 00 CAP FXD CER DI 0...

Page 111: ...8 00 CAP FXD ELCTLT 10UF 50 10 25V T0900 SL25T10 T TP C692 290 0748 00 CAP FXD ELCTLT 10UF 50 10 25V T0900 SL25T10 T TP C693 281 0775 00 CAP FXD CER DI 0 1UF 20 50V 04222 MA205E104MAA C694 290 0748 00...

Page 112: ...R543 152 0141 02 SEMICOND DEVICE SILICON 30V 150MA 01295 1N4152R CR548 152 0141 02 SEMICOND DEVICE SILICON 30V 150MA 01295 1N4152R CR567 152 0141 02 SEMICOND DEVICE SILICON 30V 150MA 01295 1N4152R CR5...

Page 113: ...51 0325 00 TRANSISTOR SILICON PNP SEL FROM 2N4258 80009 151 0325 00 0203 151 0435 00 TRANSISTOR SILICON PNP 04713 SPS8335 Q204 151 0223 00 TRANS ISTOR SILICON NPN 04713 SPS8026 0206 151 0223 00 TRANSI...

Page 114: ...04713 SPS8803 0536 151 0216 00 1RANSISTOR SILICON PNP 04713 SPS8803 Q546 151 0432 00 TRANSISTOR SILICON NPN 27014 T07391E2 0548 151 0190 00 TRANSISTOR SILICON NPN 07263 S032677 0562 151 0223 00 TRANSI...

Page 115: ...5 0 25W 01121 CB1055 R106 315 0335 00 RES FXD CMPSN 3 3M OHM 5 0 25W 01121 CB3355 R107 315 0105 00 RES FXD CMPSN 1M OHM 5 0 25W 01121 CB1055 R110 315 0911 00 RES FXD CMPSN 910 OHM 5 0 25W 01121 CB9115...

Page 116: ...M 5 9K OHM 1 0 125W 91637 MFF1816G59000F R219 321 0293 00 RES FXD FILM 11K OHM 1 0 125W 91637 MFF1816G11001F R222 315 0472 00 RES FXD CMPSNA7K OHM 5 0 25W 01121 CB4725 R224 315 0622 00 RES FXD CMPSN 6...

Page 117: ...ILM 576K OHM 1 0 125W 91637 MFF1816G57602F R310 311 1232 00 RES VAR NONWIR 50K OHM 20 0 50W 32997 3386F TO4 503 R312 315 0273 00 RES FXD CMPSN 27K OHM 5 0 25W 01121 CB2735 R313 315 0273 00 RES FXD CMP...

Page 118: ...ES FXD CMPSN 750 OHM 5 0 25W 01121 CB7515 R402 315 0222 00 RES FXD CMPSN 2 2K OHM 5 0 25W 01121 CB2225 R403 315 0101 00 13010100 B031434 RES FXD CMPSN 100 OHM 5 0 25W 01121 CB1015 R403 315 0161 00 B03...

Page 119: ...FILM 36 5 OHM 1 0 125W 91637 MFF1816G36R50F R496 322 0224 00 RES FXD FILM 2 15K OHM 1 0 25W 75042 CEBTO 2101F R509 321 0222 07 RES FXD FILM 2K OHM 0 1 0 125W 91637 MFF1816C20000B R510 311 1594 00 RES...

Page 120: ...R620 311 1336 00 RES VAR NONWIR 100K OHM 0 50W 02111 43P104T672 R621 321 0967 03 RES FXD FILM 55K OHM 0 25 0 125W 91637 MFF1816D55001C R622 321 0995 00 RES FXD FILM 549K OHM 1 0 125W 24546 NA55D5493F...

Page 121: ...LM 10K OHM 0 25 0 125W 91637 MFF1816D10001C R844 315 0101 00 RES FXD CMPSN 100 OHM 5 0 25W 01121 CB1015 S20 263 0016 03 SWITCH PB ASSY 4 CATCH 7 5MM 6 CONTACTS 80009 263 0016 03 S50 263 0015 00 SWITCH...

Page 122: ...UIT LLML 4 DECADE DGTL VOLTMETER 80009 155 0185 00 U842 156 0067 02 MICROCIRCUIT LI OPNL AMPLIFIER SELECTED 80009 156 0067 02 VR118 152 0226 00 SEMICOND DEVICE ZENER 0 4W 5 1V 5 14552 TD3810980 VR124...

Page 123: ...dicates switch closure Internal Screwdriver Adjustment Functional Block Outline Assembly Number Board Name Logic symbols depict the logic intended function when by Tektronix Inc are VERTICAL AMPLIFIER...

Page 124: ...DUE TO VENDOR CHANGES OR INSTRUMENT MODIFICATIONS E PLASTIC CASE TRANSISTORS INDEX SIGNAL DIODE LIGHT EMITTING J METAL CASE DIODE L E D TRANSISTORS G D S INTEGRATED CIRCUITS D Figure 4 2 Semiconducto...

Page 125: ...Figure 8 2 Location of circuit boards in the 7815...

Page 126: ...sso s2o_ LINE EXT T HF REJLF RE i AC T T T T R20 i R218 R301 R5 1 R9 I5 r50V Q210 0 i50V _ VARIABLE _ _____ R125 50V 1 R210 I 1 _ 0100 HOLDOf SWP GAL1 2318 rn4 REV MAY 1981 M R302...

Page 127: ...RUTO 5 5I GLk5 ur 7 On 0 L _ CRS4 _ FRONT PANEL W R N6 J 1 900 PW 6 er...

Page 128: ...2J R242 3K R345 2G C23D 3J C844 2J L485 3D Q336 2F R243 2K R352 2H C302 11 L577 4C 0342 2G R2 48 R244 2K R353 2H C315 3H CR202 4K 0354 2H R201 4K R271 4J R354 2H C322 2G CR206 3K LR810 3B 0356 2H R20...

Page 129: ...E R564 1D K R338 3F R398 4G R464 30 R567 20 K R341 2G R399 41 R465 40 R570 4C K R342 2G R401 213 R466 3C R571 4C K R343 2G R402 2F R468 3C R572 4C K R344 2G R403 1F R469 40 R573 2D K R345 2G R404 213...

Page 130: ...D U64 4A C133 3E 0114 4C R72 5D R143 3B U110 4C C144 2E 0118 4C R74 4C R144 3B U124 3C C183 1E Q142 38 R76 5C R146 2F U138 1D C184 1E 0160 IF R77 5C R147 2F U144 2E CR74 4C Q164 1F R79 3C R148 2F CR76...

Page 131: ...n on the diagram were obtained using a digital multimeter with a 1 Mil input impedance Tektronix DM 501 Digital Multimeter or Tektronix 7D13 Digital Multimeter used with readout equipped 7000 series o...

Page 132: ...H Rml 498 Vol m R 0 My I m 5v lok RlI lul CRII COMP 5 35 I00 1114 5 0 5230 SEED MQDEf Hr 5 NC tI 11114 1155 180200 13 Hsv I ll 1 4 F18 vR124 Ci 2 IS F11NMIN K TRIGGER AMPLIFIER AND SOURCE SELECTOR INT...

Page 133: ...TRIGGER AMPLIPIEf AND SOURCE SELECTOR INT SEL LEVEL EXT SEL LF SEL SY EXT IN V at F 2r1 2318 41G REV NOV 1982 VRI24 3Y U124 R 55 240 RI54 210 R134 210 VRI34 8135 4 3V 240 ISV CLEVf L LSLOVEI 8140 5140...

Page 134: ...CR754 2B R771 2D CR763 2F R772 2D CR772 2D R773 2D CR773 2D R779 2C CR782 2D R781 2C CR783 2D R782 2D CR785 2A R783 2D CR786 2A R784 2C R785 2A P21 1H R786 2A R787 2C R725 2H R791 2E R751 28 R792 2E...

Page 135: ...V JUN 1983 A1 INTERFACE CKT NO C255 C263 C520 C532 C556 C608 C626 C6270 C630 C686 C687 C691 C692 C693 C694 CR248 CR250 CR252 CR254 CR255 CR256 CR264 CR286 CR288 CR291 C8292 CR293 CR294 CR295 CR296 CR5...

Page 136: ...4 4H R254 3F R536 2G R676 4E C691 4C R255 4E R537 1G R678 4E C692 4C P295 4G R261 5F R541 4C R681 4E C693 4E P32 4A R263 4F R544 3F R682 4E C694 48 P33 4A R264 4F R546 2F R683 4C CR248 2F P38 3G R280...

Page 137: ...ckwise TRACE SEP fully counterclockwise Voltage Conditions The voltages shown on the diagram were obtained using a digital multimeter with a 1 Mfg input impedance Tektronix DM 501 Digital Multimeter o...

Page 138: ...10 61 W4LE 5WP Il cp ff iNFQT MODS RESET an uwo__ Q 00 8231 TIMING MODE tog CK03 D As DELAY MODE MF READY LIGHT HOLD OFF RC SWEEP CONTROL Clio o AUTO DELAY Wp MATIL LI OUT SiN LE SWEEP_ sm AIG mv I C2...

Page 139: ..._3 2 GMQW WITH 5295 Gy T 2 Iss i 560 3 J 4234 Fj34 41 S Dc rL 0CPL IMPORTANT GABLE DRESSING AFFECTS PERFORMANCE REFER TO PIyURE 4 OF MAINTENANCE SECTION FOR DETAILS I Illiql I SYNC MODE 1 4 1 SINyLE...

Page 140: ...wise Voltage Conditions The voltages shown on the diagram were obtained using a digital multimeter with a 1 MC input impedance Tektronix DM 501 Digital Multimeter or Tektronix 7D13 Digital Multimeter...

Page 141: ...ARTIAL A3 READOUT BD 1VAPIADLEI 50V 9 125 UNCAL I hsOY CR725S R344 lao Q342 R343 100 8354 100 Q354 C324 005 Q322 5125D SEE DIAL R5911392 1 00 LWom Q324 sov R316 4 3k R356 100 0 0 o a o n 1 93 13 0 wQ...

Page 142: ...Z318 67 2EV JUN 1983 ISV a3a2 15v DCPL 15V DCPL E4 25 R5 b Al_ SWEEP yATE 2415 2 T k SWEEP GENERATOR A3 A SWEEP L B3_i D 5WEEP...

Page 143: ...obtained using a digital multimeter with a 1 Mfg input impedance Tektronix DM 501 Digital Multimeter or Tektronix 7D13 Digital Multimeter used with readout equipped 7000 series Oscilloscope Waveform C...

Page 144: ...DELAY PIGKOFF NO 1 INHIBIT FROM O LOELAY PIGKOFF N0 1 12 B15 RSSS cw n BIAS C59k R521 r 2200 15Y 15Y OFF OATIM6 TRACE 5295 ________ GANGED WITH P29s s 2318 68 REV NOV 1981...

Page 145: ...V 1981 12563 L6K ISV 8546 sIk PS92 2 1 M 15V 8567 1 4 12523 100 DELAY GATE INHIBIT PROM Q576 G AXIS GATE FROM J 100 4 R S 15 22K 12570 510 ml AAlN 12511 15k 15Y D 71ME VENASLE TO CR245 15V OCPL TC574...

Page 146: ...shown on the diagram were obtained using a digital multimeter with a 1 M 0 input impedance Tektronix DM 501 Digital Multimeter or Tektronix 7D13 Digital Multimeter used with readout equipped series os...

Page 147: ...1 REF6RENC6 t 4 FROM CRu17 CR718 I j N 000 0C4 LqN OOO tr t lcv 000NN IAC nC4 C1 TIME DIV PARTIAL 5800 SHOWN lin5 POS SOV Rbl o 42 014 PICKOFF REFER Rbl7 ncaf SOV I I JI00 1 __________ _ 612 i50V k 11...

Page 148: ...__ _ 50 V R 074 4 7 k II 2 I R47k R054 3 9 k 5V 114 L_4 E C092 C093 0 1 I O F L0B4 C094 I I u H T IO uF U o o2B Ulo o20 Uo o2G f 74 0 _l 4 my2 x 1i II t6Y 50V SV R o8 2k R o82 3 3k I5V R c87 37 5 k C...

Page 149: ...DDE B TRIyyCRABLE AFTER DLY TS 1 TO R451 T54 TO P2 INDICATES SWITCH CLOSED 8139 150 2318 70 REV ZTUN 1983 RIW Rl56 150k lsk 9155 91 4k PI P21 B 32 N rl T5 I 1 aI Ial TIMESLOT PUL56 LINES T54 A30 1 19...

Page 150: ...NE PI CS PI 5105 INDEPENDENT I P32 P2 R541 41 loo COLUMN P32 L3Y PI EQ R543 n Isok Soo T IMEZD Iv l m mmiw 11s P 005 TIME DIVISION AND READOUT SWITCHING 01 5 COLUMN _ _ _________838 _3 ROW N INJONTY C...

Page 151: ...w i mT MT m 7BIS a Q O 4 a a a F U O JJ V y 0 m T 231 8 71 0 JF N d S m Z J O U U p O N N N N LL4 ZO K W l__ 7 0 1 1 __ O Z __ e 1 JJ d V U Z U u 3O UN Z i 0J _w5 az _ _ a a a m a r OC V1 J1 In N N J...

Page 152: ...R SUPPLY N V OC O cc z a Q Lff W Y w F 3 N Z d o OLJ 4 g Wo 3J O u F Z J Z 5 a CC WO W 5 Z f F d W a 10 W 3 N F Q d F Z N J ZZ NQ W J F J z CL W 19 J W Q J mQ Q Y 112J LL LL O K j o d F K ZW QY z Z Q...

Page 153: ...calibrator and ampli fier controls for a 2 division crt display Rotate 7815 trigger LEVEL knob TRIG D indicator on and display stable Apply time marks to the input of the amplifier unit and check tim...

Page 154: ...lay tracks second intensified zone If trouble still persists after completion of steps in chart see steps 6 and 7 Troubleshooting Techniques in the maintenance section FROM Swoop generator Swoop gener...

Page 155: ...Al INTERFACE...

Page 156: ......

Page 157: ......

Page 158: ...ook H6 1 can be utilized where possible VI ATI NS INDENTATION SYSTEM 1 2 3 4 5 Name Description Assembly and or Component Attaching parts for Assembly and or Component Detail Part of Assembly and or C...

Page 159: ...D MFG CORP P O BOX 311 DOYLESTOWN PA 18901 57668 R OHM CORP 16931 MILLIKEN AVE IRVINE CA 92713 71590 CENTRALAS ELECTRONICS DIV OF GLOBE UNION INC P O BOX 858 FORT DODGE IA 50501 71785 TRW CINCH CONNEC...

Page 160: ...0076 04 8031840 1 RELEASE BAR LCH PLUG IN UNIT 80009 105 0076 04 19 214 1280 00 1 SPRING HLCPS 0 14 OD X 1 126 L 0 16 DIA 80009 214 1280 00 20 333 1213 12 1 PANEL FRONT 80009 333 1213 12 21 378 0074...

Page 161: ...3 EYELET METALLIC 0 59 OD X 0 156 INCH LONG 07707 SE 25 END ATTACHING PART S 65 343 0499 03 8010100 8021609 1 CLIP SWITCH 7 5 MM 4 UNIT 80009 343 0499 03 343 0499 12 8021610 1 CLIP SWITCH REAR 7 5MM X...

Page 162: ...4375 TAPTrrE FIL 93907 OBD 104 361 0326 00 1 SPACER SLEEVE 0 18 ID X 0 25 OD X 0 10 L 80009 361 0326 00 END ATTACHING PARTS 105 384 1100 00 1 EXTENSION SHAFT 0 13 SQ X 6 215 LONG PLST 80009 384 1100...

Page 163: ...CH LON 07707 SE 25 END ATTACHING PARTS 151 343 0499 04 B010100 B021609 1 CLIP SWITCH REAR 7 5MM X 4 UNIT 80009 343 0499 04 343 0499 13 B021610 1 CLIP SWITCH 7 5MM X 4 UNIT 80009 343 0499 13 ATTACHING...

Page 164: ...9 00 352 0161 07 1 CONN BODY PL EL 3 WIRE VIOLET 80009 352 0161 07 352 0162 00 1 HLDR TERM CONN 4 WIRE BLACK 80009 352 0162 00 352 0162 04 1 CONN BODY PL EL 4 WIRE YELLOW 80009 352 0162 04 180 352 016...

Page 165: ......

Page 166: ...71315 DELAYING TIME BASE...

Page 167: ...No Mfr No Part No EM Dnoont Uty 1 2 3 4 6 Name Description Code Mfr Part Number STANDARD ACCESSORIES oro z3zo no z uoNnuL zacn zmsroocrzom oouos cn ezm oo 070 2319 00 1 uxmnaL rooo oPooAroau 80009 07...

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