Tektronix 2213 Instruction Manual Download Page 211

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2213 Service

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Summary of Contents for 2213

Page 1: ...Ttektronix 2213 OSCILLOSCOPE SERVICE IN S T R U C T IO N M A N U A L ...

Page 2: ...YS 2 11 Page SECTION 3 THEORY OF OPERATION INTRODUCTION 3 1 GENERAL DESCRIPTION 3 2 DETAILED CIRCUIT DESCRIPTION 3 4 VERTICAL ATTENUATORS 3 4 Input Coupling 3 4 High Z Attenuator 3 4 Buffer Amplifier and Low Z Attenuator 3 5 Volts Div Var Circuit and X1 X10 Am plifier 3 6 VERTICAL PREAMPS 3 6 Channel 1 Vertical Preamplifier 3 6 Channel 2 Vertical Preamplifier 3 6 Internal Trigger Pickoff Am plifie...

Page 3: ...RING 4 9 EXTERNAL Z AXIS AND PROBE ADJUST 4 12 SECTION 5 ADJUSTMENT PROCEDURE INTRODUCTION 5 1 PURPOSE 5 1 TEST EQUIPMENT REQUIRED 5 1 LIMITS AND TOLERANCES 5 1 PARTIAL PROCEDURES 5 1 ADJUSTMENT INTERACTION 5 1 PREPARATION FOR ADJUSTMENT 5 3 INDEX TO ADJUSTMENT PROCEDURE 5 3 POWER SUPPLY AND CRT D IS P LA Y 5 4 V E R TIC A L 5 7 HORIZONTAL 5 13 TRIGGERING 5 17 EXTERNAL Z AXIS AND PROBE ADJUST 5 20...

Page 4: ...athode Ray Tube 6 13 High Voltage Shield 6 14 Attenuator Sweep Circuit Board 6 14 Front Panel Circuit Board 6 15 Main Circuit B o ard 6 16 Current Limit Circuit Board 6 18 REPACKAGING FOR SHIPMENT 6 18 SECTION 7 OPTIONS SECTION 8 REPLACEABLE ELECTRICAL PARTS SECTION 9 DIAGRAMS SECTION 10 REPLACEABLE MECHANICAL PARTS ACCESSORIES INTERNATIONAL SALES SERVICE OFFICES U S SALES SERVICE OFFICES CHANGE I...

Page 5: ... gate biasing for a Channel 1 display 3 8 3 4 CHOP VERTICAL MODE waveforms 3 11 3 5 Sweep timing diagram 3 16 3 6 Simplified diagram of the Z Axis Switching Logic c irc u it 3 18 3 7 Detailed block diagram of the Horizontal A m plifier 3 21 3 8 Simplified diagram of the DC Restorer circuit 3 25 4 1 Test setup for external trigger and jitter checks 4 10 6 1 Multipin connector orientation 6 6 9 1 Co...

Page 6: ...tions for Triggering Checks 4 9 5 1 Adjustment Interactions 5 2 5 2 Power Supply Limits and R ip p le 5 5 5 3 Deflection Accuracy Lim its 5 8 5 4 Attenuator Compensation Adjustments 5 10 5 5 Settings for Bandwidth Checks 5 11 5 6 Timing Accuracy 5 14 5 7 Settings for Timing Accuracy Checks 5 15 5 8 Delay Time Range Checks 5 15 5 9 Switch Combinations for Triggering Checks 5 18 6 1 Relative Suscept...

Page 7: ...ll acces sible conductive parts including knobs and controls that may appear to be insulating can render an electric shock Symbols in This Manual This symbol indicates where applicable A cautionary or other information is to be found For maximum input voltages see Table 1 1 Symbols as Marked on Equipment DANGER High voltage Protective ground earth terminal ATTENTION Refer to manual Power Source Th...

Page 8: ...gerous voltages exist at several points in this product To avoid personal injury do not touch exposed connec tions or components while power is on Disconnect power before removing protective panels soldering or replacing components Power Source This product is intended to operate from a power source that does not apply more than 250 volts rms between the supply conductors or between either supply ...

Page 9: ...2213 Service 3827 01 viii The 2213 Oscilloscope ...

Page 10: ...refer to the Accessories page at the back of this manual Your Tektronix represent ative your local Tektronix Field Office or the Tektronix product catalog can also provide accessories information PERFORMANCE CONDITIONS The following electrical characteristics Table 1 1 are valid for the 2213 when it has been adjusted at an ambient temperature between 20 C and 30 C has had a warm up period of at le...

Page 11: ... division reference signal from a 50 12 source driving a 50 12 coaxial cable that is terminated in 50 12 at the input connector with the VOLTS DIV Variable control in its CAL detent 5 8 ns or less Rise time is calculated from the formula 0 35 Rise Time ttt BW in MHz Bandwidth 0 C to 40 C 20 mV to 10 V per Division Dc to at least 60 MHz Measured with a vertically centered 6 division reference signa...

Page 12: ...ivity AUTO and NORM 0 4 division internal or 50 mV external to 2 MHz increasing to 1 5 divisions internal or 250 mV external at 60 MHz External trigger signal from a 50 2 source driving a 50 2 coaxial cable that is terminated in 50 SI at the input connector Will trigger on tv line sync components in NORM only 0 4 division internal or 50 mV p p external AUTO Lowest Usable Frequency 20 Hz TV FIELD 2...

Page 13: ...acy applies over the center 8 divisions Exclude the first 25 ns of the sweep for both magnified and unmagnified sweep speeds and exclude anything beyond the 100th magnified division Start of sweep to 100th division will position past the center vertical graticule line with X10 Magnifier Continuously variable between calibrated settings Extends the sweep speeds by at least a factor of 2 5 Range Sel...

Page 14: ...oltage 0 5 V 20 Repetition Rate 1 kHz 20 a Z AXIS INPUT Sensitivity 5 V causes noticeable modulation Positive going input signal decreases intensity Usable Frequency Range Dc to 5 MHz a Maximum Safe Input Voltage 30 V dc peak ac or 30 V p p ac at 1 kHz or less Input Impedance 10 kQ 10 POWER SOURCE Line Voltage Range 90V to 250V Line Frequency Range 48 Hz to 62 Hz Instruments with Current Limit Boa...

Page 15: ...F Nonoperating 55 C to 75 C 67 F to 167 F Altitude Operating To 4 500 m 15 000 ft Maximum operating temperature decreased 1 C per 300 m 1 000 ft above 1 500 m 5 000 ft Nonoperating To 15 000 m 50 000 ft Humidity Operating and Nonoperating 5 cycles 120 hours referenced to MIL T 28800B Class 5 instruments Vibration Operating 15 minutes along each of 3 major axes at a total displacement of 0 015 inch...

Page 16: ...h 7 6 kg 16 81b Without Front Panel Cover Accessories and Pouch 6 1 kg 13 5 lb Domestic Shipping 8 2 kg 18 0 lb Height With Feet and Handle 137 mm 5 4 in Width With Handle 361 mm 14 2 in Without Handle 328 mm 12 9 in Depth With Front Panel Cover 445 mm 17 5 in Without Front Panel Cover 439 mm 17 3 in With Handle Extended 511 mm 20 1 in 1 7 ...

Page 17: ...tective ground contact connects through the protective ground conductor to the accessible metal parts of the instrument For electrical shock protection insert this plug only into a power source outlet that has a securely grounded protective ground contact For the non North American customer and for the 240 V North American user the appropriate power cord is supplied by an option that is specified ...

Page 18: ... None 10 16A 5x20 mm jgSCx UK 1 A 250 Va 13A Option A2 240V Slow blow 5x20 mm Type C 13A 5x20 mm Australian 1 A 250 Va 1 f Option A3 240V Slow blow 5x20 mm None 10A 5x20 mm North America 1 A 250 Va r v Option A4 240V Slow blow AGC 3AG None 15A AGC 3AG 3397 03 instruments containing the Current Limit board have a 2 A 250 V Fast blow fuse Figure 2 1 Power input voltage configurations LINE FUSE POWER...

Page 19: ...Switch When held in compresses the display to within the graticule area and provides a visible viewing intensity to aid in locating off screen displays TRACE ROTATION Control Screwdriver control used to align the crt trace with the horizontal graticule lines AUTO INTENSITY Control Adjusts brightness of the crt display This control has no effect when the BEAM FIND switch is pressed in Once the cont...

Page 20: ...m uncali brated deflection factor to 25 volts per division with IX probe a range of at least 2 5 1 14 INVERT Switch Inverts the Channel 2 display when button is pressed in Push button must be pressed in a second time to release it and regain a noninverted display 15 VERTICAL MODE Switches Two three position switches are used to select the mode of operation for the vertical amplifier system CH 1 Se...

Page 21: ...in the SEC DIV Variable control knob to regain the X I sweep speed 2 HORIZONTAL MODE Switch This three position switch determines the mode of operation for the horizontal deflection system NO DLY Horizontal deflection is provided by the sweep generator without a delayed start at a sweep speed determined by the SEC DIV switch INTENS Horizontal deflection is provided by the sweep generator at a swee...

Page 22: ...input connector is the source of the trigger signal 2 LEVEL Control Selects the amplitude point on the trigger signal at which the sweep is triggered 2 TRIG D Indicator The light emitting diode LED illuminates to indicate that the sweep is triggered 29 SLOPE Switch Selects the slope of the signal that triggers the sweep also refer to TV Signal Displays at the end of Section 2 _ Sweep is triggered ...

Page 23: ... axis amplifier to intensity modulate the crt display Applied signals do not affect display waveshape Signals with fast rise times and fall times provide the most abrupt intensity change and a 5 V p p signal will produce noticeable modulation The Z axis signals must be time related to the display to obtain a stable present ation on the crt Figure 2 7 Rear panel connector ...

Page 24: ...ic interference and the supplied 10X probe offers a high input impedance that minimizes circuit loading This allows the circuit under test to operate with a minimum of change from its normal condition as measurements are being made Coaxial cables may also be used to connect signals to the input connectors but they may have considerable effect on the accuracy of a displayed waveform To maintain the...

Page 25: ...ully counterclockwise AUTO FOCUS minimum Midrange Vertical Both Channels AC GND DC AC VOLTS DIV 50 m IX VOLTS DIV Variable CAL detent VERTICAL MODE fully clockwise CH 1 INVERT O ff button out POSITION Midrange Horizontal SEC DIV Locked together at 0 5 ms SEC DIV Variable CAL detent HORIZONTAL MODE fully clockwise NO DLY X10 Magnifier O ff variable knob in POSITION Midrange DELAY TIME Range Selecto...

Page 26: ...t the DELAY TIME Range Selector switch to the desired amount of delay time 3 Adjust the AUTO INTENSITY control as needed to make the intensified zone distinguishable from the remainder of the display 4 Adjust the DELAY TIME MULTIPLIER control to move the start of the intensified zone to the start of the point of interest on the crt trace To capture an event that occurs after the sweep ends adjust ...

Page 27: ...ate Signal 2 Set A SEC DIV to 2 ms A TRIGGER MODE to TV FIELD and A B INT to CH 1 or CH 2 as appropriate for the applied signal 3 Perform Step 3 and 4 under Displaying a TV Line rate Signal 4 To display either Field 1 or Field 2 individually at faster sweep rates displays of less than one full field set VERTI CAL MODE to BOTH and ALT simultaneously This syn chronizes the Channel 1 display to one f...

Page 28: ...it being described refer to both the appropriate schematic diagram and the functional block diagram INTEGRATED CIRCUIT DESCRIPTIONS Digital Logic Conventions Digital logic circuits perform many functions within the instrument Functions and operation of the logic circuits are represented by logic symbology and terminology Most logic functions are described using the positive logic convention Positi...

Page 29: ...essary to produce vertical deflection of the electron beam in the crt The Trigger circuitry uses either the Internal Trigger signal derived from the input signal s an External Trigger signal or a Line Trigger signal obtained from the ac power source input waveform to develop the triggering signal for the Sweep Generator An Auto Trigger circuit ensures that the range of the TRIGGER LEVEL control co...

Page 30: ...Theory of Operation 2213 Service 3 3 Figure 3 1 Basic block diagram of the 2213 Oscilloscope ...

Page 31: ...uare wave that has a peak to peak amplitude of approximately 0 5 V and a repetition rate of approximately 1 kHz DETAILED CIRCUIT DESCRIPTION VERTICAL ATTENUATORS Both the Channel 1 and Channel 2 Attenuator circuits shown in Diagram 1 are identical in operation In the following discussion only the Channel 1 Attenuator circuit is described The matching components in the Channel 2 Attenuator circuit ...

Page 32: ...iv Var circuit R141 C141 and R143 Switch S105B selects the appropriate output from the voltage divider The Buffer Amplifier contains two paths a slow path consisting of R116 R117 U120 and R119 in parallel with Cl 19 and a fast path through C121 The signals through both paths are applied to the gate of Q122 In the slow path portion the input signal is divided by ten by the combination of R117 and R...

Page 33: ...irs of transistor amplifiers contained in U145 Gain of the X10 amplifier pair is adjusted by R145 to obtain the correct deflection factor for the 2m 5m and 10m VOLTS DIV switch positions Resistors R146 R147 and R148 act to balance any dc offsets between the X I and X10 amplifiers Trace shift occurring when the VOLTS DIV Variable control is rotated is minimized by resistor R142 which stabilizes the...

Page 34: ...on for selecting the internal trigger source Selecting ADD VERTICAL MODE causes both internal trigger select signals CH 1 Trig and CH 2 Trig to be LO and both Q173 and Q273 are biased off Transistor U197A then becomes biased off causing U197E to saturate With U197E saturated emitter current is supplied to both Channel 1 and Channel 2 Trigger Pickoff Amplifiers U170C and U170B for Channel 1 and U27...

Page 35: ...tes forward biased and to maintain the proper dc level at the base of the Delay Line Driver input transistors Q331 and Q341 ALTERNATE AND CHOPPED DISPLAY The Diode Gates are switched on and off by the Channel Enable signals from the Channel Switching Logic circuit When ALT VERTICAL MODE is selected the Diode Gates are switched at the end of each trace For CHOP VERTICAL MODE the gates are switched ...

Page 36: ...d the vertical trace deflection to within the graticule area Channel Switching Logic Circuit The Channel Switching Logic circuitry composed of U310A and U317A selects either Channel 1 or Channel 2 and various display modes for crt display via front panel switches and the X Y position of the SEC DIV switch When the instrument is not in the X Y Mode signal line XY is grounded through contacts on the...

Page 37: ... R311 Positive pulses from C311 con tinue to hold U310B above the threshold level so the output remains LO Negative pulses from C311 drop below the threshold level of U310B and the output of U310B switches HI for a duration of about 0 4 fxs see Figure 3 4 to produce the positive Chop Blanking pulse The Chop Blanking pulse is fed to the Z Axis Amplifier and is used to prevent display of the transis...

Page 38: ...onnection on the CH 1 Trig signal line allows U315C to control the CH 1 Trig signal logic level As described in the preceding Chan nel 1 Source discussion the logic levels at U305D pins 12 and 13 control the output of U315B The LO on U305D pin 12 ensures a LO output at pin 11 which is applied to U315C at pin 9 This LO ensures a HI output at U315C pin 8 the CH 1 Trig signal line With the CH 1 Trig ...

Page 39: ...2 see the Channel 1 and Channel 2 Preamplifier circuit descriptions A CHOP VERTICAL MODE display also uses the sum of the two internal trigger signals but the switching logic involved is different from the ADD VERTICAL MODE display With S315 set to CHOP a LO logic level is applied to U305B pin 5 and to U305C pin 9 from the XY signal line via contacts on S315 S317 and S305 The outputs of both U305C...

Page 40: ...signal through C402 In the DC position all components of the signal are coupled directly to the gate of Q411A through an input divider composed of R404 and R408 Resistors R402 and R403 form a voltage divider network that attenuates the signal by a factor of 10 when ever S401 is set to DC MO Field effect transistors Q411A and Q411B are a matched pair Source follower Q411A provides a high input impe...

Page 41: ...rator transistors Moving the SLOPE switch to the negative slope position grounds the bottom of R464 and reduces the bias level of U460C and U460F The fixed bias level on the bases of U460A and U460D is now higher than the bias on U460C and U460F so that U460A and U460D carry the signal current from the Comparator transitors The collectors of U460A and U460D are cross connected to the collectors of...

Page 42: ...bout 100 ms A second output from the circuit illuminates the TRIG D LED on the instrument front panel when the sweep is triggered When adequate triggering signals are being received the output of Q493 is applied to pin 5 of monostable multi vibrator U640A The negative going edge of the signal causes pin 6 of U640Ato switch HI The HI forward biases CR615 and Q605 is then biased into conduction With...

Page 43: ... biased on and the Sweep Logic circuit resets Pin 6 of U620 goes HI to forward bias disconnect diode CR626 and the current through the timing capacitor reverses direction The sweep output waveform drops rapidly until disconnect diode CR630 also becomes forward biased A t this point the Sweep Generator is ready to start another sweep Sweep Logic Following the sweep completion a finite time is requi...

Page 44: ... transition of the trigger signal after holdoff ends The HI output present on the D input of U603B pin 12 is then transferred to the Q output pin 9 where it is applied to one input of each AND gate contained in Sweep Logic Gate U620 Gating of the Swp Gate signal through U620 is controlled by the HORIZONTAL MODE switch and the Delay circuit AUTO BASELINE SWEEP This feature causes an automatic sweep...

Page 45: ...re pulled HI through R608 When the Swp Gate occurs pins 1 2 5 and 9 of U620 all go HI The HI on pin 5 is ANDed with the HI on pin 4 and U620 pin 6 goes LO to initiate a Sweep The output of the Delay circuit is disabled by grounding the base of Q644 through pin A of S650 This action holds the Dly Gate signal at the collector of Q652 at a HI logic level With the Dly Gate signal HI a HI is also gated...

Page 46: ... Sweep display During Sweep retrace time CR621 is biased off by the HI applied to CR668 from U603B pin 8 to keep the crt blanked off AUTO INTENSITY AND Z AXIS AMPLIFIER Auto Intensity The purpose of the Auto Intensity circuit shown in Diagram 6 is to keep the intensity of the trace on the crt at a constant level with changing sweep speeds and trigger signal repetition rates In conventional oscillo...

Page 47: ...f Q847 and Q850 to the base of Q845 via feedback resistor R846 The gain with respect to the external Z Axis Input signal is held to about three by R801 R802 and R803 in series with the external input signal Diodes CR801 and CR802 provide protection for the Z Axis Amplifier in case of an accidental application of excessive signal amplitude to the Z AXIS INPUT connector When CHOP VERTICAL MODE is se...

Page 48: ...feedback reduced the amplifier gain is increased by a factor of 10 The X10 Gain potentiometer R733 is adjusted to produce the exact gain required High speed linearity compensation of the feed back network is provided by adjustable capacitor C734 XY Amplifier When the X Y display mode is selected using the SEC DIV switch the XY signal line goes LO and XY Switch transistor Q720 is biased off The XY ...

Page 49: ...ification of the horizontal deflection signal is provided by the complementary pair output stage Both sides of the differential output amplifier are identical in function so only one side is discussed in detail Transistors Q780 and Q785 form a cascode feedback amplifier Gain of the stage is set by feedback resistor R785 and high speed compensation is provided by C783 and adjustable capacitor C784 ...

Page 50: ...harges through R917 Q918 current increases proportionally to charge C915 more rapidly When C915 charges at a faster rate the anode voltage of Q921 rises above the gate voltage earlier in the ac source cycle and thereby causes Q925 to conduct for a longer period of time The portion of the cycle preceding the zero crossing point over which the triac is conducting is called the conduction angle The c...

Page 51: ... to U920 will be supplied from the winding connected to pins 6 and 7 of T933 Diode CR913 half wave rectifies the voltage across pins 6 and 7 to keep filter capacitor C913 charged and to maintain Vcc voltage to U920 through Q915 Instrument protection from excessive output voltage is supplied by silicon controlled rectifier Q935 Should the Preregulator output voltage exceed 51V zener diode VR935 wil...

Page 52: ...der resistors changes proportionally Auto Focus Adjust potentiometer R875 is adjusted to produce the best focus tracking Low Voltage Supplies The low voltage supplies utilize the secondary windings of T940 and are all full wave center tapped bridges The 100 V supply uses CR961 and CR963 for rectification and uses C961 for filtering Diodes CR965 and CR967 rectify ac from taps on the 100 V winding a...

Page 53: ...s the control grid bias voltage If more charge is added to the charge already present on C865 the control grid becomes more negative and less crt writing beam current will flow Conversely if less charge is added the control grid voltage level will be closer to the cathode voltage level and more crt writing beam current flows During periods that C865 is charging the crt control grid voltage is held...

Page 54: ...nding steps may be deleted If the check is important use the Minimum Specification column carefully to determine if any other available test equipment might suffice Special fixtures are used only where they simplify the test setup and procedure These fixtures are available from Tektronix Inc and can be ordered by part number through your local Tektronix Field Office or representative LIMITS AND TO...

Page 55: ...erator Marker outputs 10 ns to 0 5 s Marker accuracy 0 1 Trigger output 1 ms to 0 1 jus time coincident with markers Horizontal checks and adjustments Display adjustment TEKTRONIX TG 501 Time Mark Generator 8 4 Cable 2 required Impedance 50 2 Length 42 in Connectors bnc Signal interconnection Tektronix Part Number 012 0057 01 5 Termination 2 required Impedance 50 2 Connectors bnc Signal terminatio...

Page 56: ...ower supply check Triplett Model 630 NA 14 Screwdriver Length 3 in shaft Bit size 3 32 in Adjust variable resistors Xcelite R 3323 15 Low Capacitance Alignment Tool Length 1 in shaft Bit size 3 32 in Adjust variable capacitors J F D Electronics Corp Adjustment Tool Number 5284 aRequires a TM 500 series power module mainframe INDEX TO PERFORMANCE CHECK STEPS Vertical Page 1 Check Deflection Accurac...

Page 57: ...input connector using a 50 J2 cable b CHECK Deflection accuracy is within the limits given in Table 4 2 for each CH 1 VOLTS DIV switch set ting and corresponding standard amplitude signal When at the 20 mV VOLTS DIV switch setting rotate the CH 1 VOLTS DIV Variable control fully counterclockwise and CHECK that the display decreases to 2 divisions or less Then return the VOLTS DIV Variable control ...

Page 58: ...e output voltage upper lim it of the sine wave generator being used g Move the generator output signal from the CH 1 OR X input connector to the CH 2 OR Y input connector Set the VERTICAL MODE switch to CH 2 h Repeat parts c through e for all indicated CH 2 VOLTS DIV switch settings up to the output voltage upper lim it of the sine wave generator being used 3 Check Common Mode Rejection Ratio a Se...

Page 59: ...ay c Use the Horizontal POSITION control to align the 2nd time marker with the 2nd vertical graticule line NOTE When making timing measurements use as a reference the same point on each time marker Horizontal POSITION HORIZONTAL MODE SEC DIV SEC DIV Variable X10 Magnifier DELAY TIME MULTIPLIER Midrange NO DLY 0 05 jus CAL detent O ff knob in 0 5 jus X1 d CHECK Timing accuracy iswithin 3 0 24 divis...

Page 60: ...the CAL detent 3 Check Delay Time Range a Set Channel 1 AC GND DC GND HORIZONTAL MODE INTENS b CHECK Each DELAY TIME and SEC DIV com bination under MULTIPLIER X 1 in Table 4 5 produces a nonintensified display of length shown in the Display Length column c Rotate the MULTIPLIER control to X20 d CHECK Each DELAY TIME and SEC DIV com bination under MULTIPLIER X 20 in Table 4 5 produces a nonintensif...

Page 61: ...cule line by rotating the Horizontal POSITION control fully counterclockwise e CHECK Start of the sweep can be positioned to the right of the center vertical graticule line by rotating the Horizontal POSITION control fully clockwise f Disconnect the test setup 6 Check X Gain a Set CH 1 VOLTS DIV 20 mV SEC DIV X Y b Connect a 0 1 V standard amplitude signal to the CH 1 OR X input connector using a ...

Page 62: ...nect a reference signal from the system under test to the EXT INPUT connector and to adjust VAR HOLDOFF control to ensure correct display of the selected portion of the waveform Using delayed sweep magnification may produce a dis play with some slight horizontal movement pulse jitter Pulse jitter includes not only the inherent uncertainty of trig gering the delayed sweep at exactly the same trigge...

Page 63: ...sine wave generator to produce a 5 division 50 kHz display d Set VERTICAL MODE CH 2 SEC DIV 0 2 ms TRIGGER SOURCE EXT e Move the signal from the CH 1 OR X input connector to the EXT INPUT connector f Set the generator to 2 MHz g CHECK Stable display can be obtained by adjusting the TRIGGER LEVEL control for each switch combination given in Table 4 6 h Remove the 10X attenuator from the test setup ...

Page 64: ...et VERTICAL MODE SEC DIV X I0 Magnifier TRIGGER SOURCE CH 2 0 05 fis On knob out EXT n Repeat part e o Set the generator to 60 MHz k Reconnect the test setup as shown in Figure 4 1 p epeat Parts 9 and h I Set the leveled sine wave generator to 5 division 50 kHz display produce a q Repeat part g r Disconnect the test setup REV NOV 1981 4 11 ...

Page 65: ...Midrange VERTICAL MODE C H I CH 1 VOLTS DIV 2 V CH 1 VOLTS DIV Variable CAL detent Channel 1 AC GND DC DC Horizontal POSITION Midrange HORIZONTAL MODE NO DLY SEC DIV 20 jus SEC DIV Variable CAL detent Trigger VAR HOLDOFF MODE SLOPE LEVEL INT SOURCE NORM AUTO J Midrange VERT MODE INT c CHECK For noticeable intensity modulation The positive part of the sine wave should be of lower intensity than the...

Page 66: ...on 1 Tolerances given are applicable only to the instrument undergoing adjustment and do not include test equipment error Adjustment of the instrument must be accomplished at an ambient temperature between 20 C and 30 C and the instrument must have had a warm up period of at least 20 minutes PARTIAL PROCEDURES This procedure is structured in subsections to permit adjustment of individual sections ...

Page 67: ...Adjustment Procedure 2213 Service 5 2 ...

Page 68: ... with a stable well focused low intensity display Unless otherwise noted adjust the AUTO INTENSITY AUTO FOCUS and TRIGGER LEVEL controls as needed to view the display Wherever possible in this procedure instrument per formance is first checked before an adjustment is made Steps containing both checks and adjustments are titled Check Adjust Those steps with only checks are titled Check INDEX TO ADJ...

Page 69: ...ger VAR HOLDOFF NORM TRIGGER MODE TV FIELD TRIGGER SLOPE J TRIGGER LEVEL Midrange INT VERT MODE SOURCE INT PROCEDURE STEPS 1 Check Adjust Power Supply DC Levels and Ripple R946 and R952 NOTE Review the information at the beginning o f the Adjust ment Procedure before starting this step a Remove the High Voltage shield see the High Voltage Shield removal procedure in Section 6 if the instrument has...

Page 70: ...the first test point indicated in Table 5 2 and connect the probe ground lead to TP501 l CHECK Ripple amplitude of the dc supply is within the typical value given in Table 5 2 m Repeat parts k and I for each test point in Table 5 2 n Disconnect the test setup 2 Check High Voltage Supply a Set the POWER switch to OFF button out b Set the dc voltmeter to a range of at least 2500 V dc and connect the...

Page 71: ...connect the test setup 5 Check Adjust Trace Alignment TRACE ROTATION a Set the Channel 1 AC GND DC switch to GND b CHECK That the trace is parallel to the center hori zontal graticule line c ADJUST The front panel TRACE ROTATION con trol to align the trace with the center horizontal graticule line 6 Adjust Geometry R870 a Set CH 1 VOLTS DIV 50 mV Channel 1 AC GND DC DC b Connect 50 ns time markers...

Page 72: ...splay Midrange CH 1 20 mV CAL detent Normal button out DC Midrange NO DLY 0 5 ms CAL detent O ff knob in 1 Adjust Vertical Gain R 186 R 286 R 145 and R 245 a Connect a 100 mV standard amplitude signal via a 50 ft cable to the CH 1 OR X input connector b ADJUST Ch 1 Gain R186 for an exact 5 division display c Move the cable from the CH 1 OR X input connector to the CH 2 OR Y input connector Change ...

Page 73: ...TS DIV 10 V AC GND DC both DC b CHECK Deflection accuracy is within the limits given in Table 5 3 for each CH 1 VOLTS DIV switch set ting and corresponding standard amplitude signal When at the 20 mV VOLTS DIV switch setting rotate the CH 1 VOLTS DIV Variable control fully counterclockwise and CHECK that the display decreases to 2 divisions or less Then return the VOLTS DIV Variable control to the...

Page 74: ...oth 2 mV AC GND DC both DC SEC DIV 0 2 ms Adjustment Procedure 2213 Service b Center the trace on the center horizontal graticule line using the Channel 1 POSITION control c Rotate the CH 1 VOLTS DIV Variable control counterclockwise through its full range d CHECK That the trace does not shift more than 2 5 divisions e Return the CH 1 VOLTS DIV Variable control to its CAL detent f Set the VERTICAL...

Page 75: ...e the cable and 50 J2 termination with the P6120 Probe and probe tip to bnc adapter i Adjust the generator output for a 5 division display j ADJUST The M0 Input C capacitor for best flat top k Repeat parts e through j until no further improve ment is noted Add the 50 J2 termination to the cable in part e I Set the CH 1 VOLTS DIV switch to 2 V m Replace the probe and probe tip to bnc adapter with t...

Page 76: ...5 divisions Adjustment Procedure 2213 Service g Set both VOLTS DIV switches to 2 mV h Set the generator output amplitude for a 5 division 50 kHz display i Change the generator output frequency to the value shown in Table 5 5 for the corresponding VOLTS DIV switch setting Table 5 5 Settings for Bandwidth Checks VOLTS DIV Generator Switch Settings Output Frequency 2 mV to 10 mV 50 MHz 20 mV to 10 V ...

Page 77: ...e the cable and 50 J2 termination with the P6120 Probe and probe tip to bnc adapter i Adjust the generator output for a 5 division display j ADJUST The M0 Input C capacitor for best flat top k Repeat parts e through j until no further improve ment is noted Add the 50 J2 termination to the cable in part e I Set the CH 1 VOLTS DIV switch to 2 V m Replace the probe and probe tip to bnc adapter with t...

Page 78: ...LIER X1 igger VAR HOLDOFF NORM TRIGGER MODE AUTO SLOPE J LEVEL Midrange INT VERT MODE SOURCE EXT EXT COUPLING DC MO 1 Adjust Horizontal A m plifier Gain R 752 and R 733 a Connect 0 1 ms time markers from the time mark generator via a 50 0 cable and a 50 0 termination to the CH 1 OR X input connector Connect the generator Trigger output via a 50 0 cable and a 50 0 termination to the EXT INPUT conne...

Page 79: ...and C734 a Set the SEC DIV switch to 0 05 jus c Use the Horizontal POSITION control to align the first time marker that is 50 ns beyond the start of the sweep with the 2nd vertical graticule line b Select 50 ns time markers from the time mark generator NOTE When making timing measurements use as a reference the same point on each time marker c ADJUST 50 ns Linearity C754 for equally spaced time ma...

Page 80: ...nerator c CHECK Time markers are 1 division or less apart d Return the SEC DIV Variable control to the CAL detent 7 Check Delay Time Range a Set Channel 1 AC GND DC GND HORIZONTAL MODE INTENS b CHECK Each DELAY TIME and SEC DIV com bination under MULTIPLIER X 1 in Table 5 8 produces a nonintensified display of length shown in the Display Length column Table 5 8 Delay Time Range Checks MULTIPLIER X...

Page 81: ...amplitude signal to the CH 1 OR X input connector using a 50 cable e CHECK Jitter on the leading edge of the time marker does not exceed 0 8 division Disregard slow drift c ADJUST X Gain R709 for exactly 5 divisions of horizontal deflection d Disconnect the test setup 9 Check POSITION Control Range a Set 11 Check X Bandwidth a Connect a 50 kHz leveled sine wave signal via a 50 J2 cable and a 50 J2...

Page 82: ...oth POSITION VERTICAL MODE VOLTS DIV VOLTS DIV Variable INVERT AC GND DC Midrange CH 1 20 mV CAL detent Normal button out DC c ADJUST Slope Bal R482 for a positive vertical shift of 0 15 division at the sweep start when changing the TRIGGER SLOPE switch from _ to S 2 Check Adjust Auto Trigger Centering R511 and R512 and TRIG D LED Operation a Set Horizontal POSITION HORIZONTAL MODE SEC DIV SEC DIV...

Page 83: ... 0 05 jus h Set the generator to produce a 1 5 division 60 MHz display i Repeat part d j Move the generator output from the CH 2 OR Y input connector to the CH 1 OR X input connector Set VERTICAL MODE to CH 1 k Repeat part d I Disconnect the test setup 4 Check External Triggering a Set VOLTS DIV both 10mV SEC DIV 20 ns VERTICAL MODE CH 1 b Connect the test setup as shown in Figure 4 1 c Set the le...

Page 84: ...or to produce a 5 division 50 kHz display m Set CH 2 0 05 fis On knob out EXT VERTICAL MODE SEC DIV X I0 Magnifier SOURCE Adjustment Procedure 2213 Service n Repeat part e o Set the generator to 60 MHz p Repeat parts g and h q Repeat part g r Disconnect the test setup REV NOV 1981 5 19 ...

Page 85: ...range VERT MODE INT 1 Check EXT Z AXIS Operation a Connect the leveled sine wave generator output via a T connector and two 50 12 cables to the EXT Z AXIS INPUT connector on the rear panel and to the CH 1 OR X input connector b Adjust the generator controls to produce a 5 volt 50 kHz display c CHECK For noticeable intensity modulation The positive part of the sine wave should be of lower intensity...

Page 86: ...ackage that contains static sensitive components or assemblies 3 Discharge the static voltage from your body by wearing a grounded antistatic wrist strap while handling these components Servicing static sensitive components or assemblies should be performed only at a static free work station by qualified service personnel 4 Nothing capable of generating or holding a static charge should be allowed...

Page 87: ...preferably isopropyl alcohol denatured ethyl alcohol or a solution o f 1 m ild detergent with 99 water Before using any o th e r ty p eof c le a n e r c o n s u lty o u r T e k tro n ixS e r v ic e Center or representative Exterior INSPECTION Inspect the external portions of the instrument for damage wear and missing parts use Table 6 2 as a guide Instruments that appear to have been dropped or ot...

Page 88: ...ol Resolder defective connections Determine cause of burned items and repair Repair defective circuit runs Resistors Burned cracked broken or blistered Replace defective resistors Check for cause of burned component and repair as necessary Solder Connections Cold solder or rosin joints Resolder joint and clean with isopropyl alcohol Capacitors Damaged or leaking cases Corroded solder on leads or t...

Page 89: ... it is mounted using dry low pressure air 3 Bake the switch and the circuit board at 75 C 167 F for 15 minutes to eliminate all moisture 4 Spray a very small amount only about a 1 2 second squirt of a recommended lubricant such as No Noise into the slots at the top of the switch housing 5 Rotate the switch control knob about 180 and again spray a very small amount of lubricant into each slot LUBRI...

Page 90: ...by showing the con nection pads and the location of components that are mounted on the top side of the board Probing of Main board component signals that are inaccessible from the top side can be achieved without the necessity of dis assembling portions of the instrument Waveform test point locations are also identified on the circuit board illustration by hexagonal outlined numbers that correspon...

Page 91: ...ures a multiplier and a tolerance value CAPACITOR MARKINGS Capacitance values of common disc capacitors and small electrolytics are marked on the side of the capacitor body White ceramic capacitors are color coded in picofarads using a modified EIA code Dipped tantalum capacitors are color coded in micro farads The color dot indicates both the positive lead and the voltage rating Since these capac...

Page 92: ...r clues W A R N I N G Dangerous potentials exist at several points through out this instrument i f it is operated with the cabinet removed do not touch exposed connections or components 4 Check Instrument Performance and Adjustment Check the performance of either those circuits where trouble appears to exist or the entire instrument The apparent trouble may only be the result of misadjustment Comp...

Page 93: ...th the emitter to base and emitter to collector voltages to determine whether they are con sistent with normal circuit voltages Voltages across a transistor may vary with the type of device and its circuit function Some of these voltages are predictable The emitter to base voltage for a conducting silicon transistor will normally range from 0 6 to 0 8 V and the emitter to base voltage for a conduc...

Page 94: ...e Electrical Parts list for the tolerances of resistors used in this instrument A resistor normally does not require replacement unless its measured value varies widely from its specified value and tolerance INDUCTORS Check for open inductors by checking continuity with an ohmmeter Shorted or partially shorted inductors can usually be found by checking the waveform response when high frequency sig...

Page 95: ...rument serial number 3 A description of the part if electrical include its component number 3 When soldering on circuit boards or small insulated wires use only a 15 watt pencil type soldering iron 4 Tektronix part number OBTAINING REPLACEMENT PARTS MAINTENANCE AIDS The maintenance aids listed in Table 6 4 include items Most electrical and mechanical parts can be obtained through your local Tektro...

Page 96: ...uring routine maintenance return them to their original board locations Unnecessary replace ment or transposing of semiconductor devices may affect the adjustment of the instrument When a semiconductor is replaced check the performance of any instrument circuit that may be affected Any replacement component should be of the original type or a direct replacement Bend transistor leads to fit their c...

Page 97: ...s are d ifficult to remove from the circuit board due to a bend placed in each lead during machine insertion o f the component The purpose o f the bent leads is to hold the component in place during a solder flow manufacturing process that solders all the components at once To make removal o f machine inserted components easier straighten the component leads on the reverse side o f the circuit boa...

Page 98: ...stall the three screws removed in step 3 C A U T I O N To ensure that the cabinet is grounded to the instrument chassis the screw at the right rear side of the cabinet should be tightly secured 7 Reconnect the power cord if disconnected in step 2 Cathode Ray Tube WARNI NG I Use care when handling a crt Breakage of the crt may cause high velocity scattering of glass fragments implosion Protective c...

Page 99: ... Main circuit board located at the bottom of the circuit board near the right side of the frame 3 Remove two screws securing the left rear of the High Voltage shield to the back of the chassis frame 4 Remove the screw from the front upper right hand corner of the High Voltage shield 5 Remove the screw at the front upper left hand comer and rotate the support bracket away from the High Voltage shie...

Page 100: ... it to the Attenuator Sweep circuit board using three screws removed in step 8 Insert two screws in the bottom of the shield at the front edge removed in step 8 but do not tighten them 10 Insert the three switch shafts through the holes in the Front Panel circuit board and the front panel Carefully align the 10 interconnecting pins on the Front Panel circuit board with their corresponding connecto...

Page 101: ...connectors from the Pre regulator board and note their positions for reinstallation reference To reinstall the Preregulator board perform the following steps NOTE Check for sufficient silicon grease and proper positioning o f the insulator in the plastic holder housing Q933 5 Reconnect two wire connectors P803 and P804 to the front edge of the Preregulator board at the positions noted in step 4 Th...

Page 102: ...ng of the wire straps to facilitate replacing the circuit board 13 Push the wire strap connection end of the Main circuit board down until it is clear of the wire strap ends then remove it through the bottom of the instrument frame Ensure that the interconnecting wire straps are not bent out of place 14 Unsolder the delay line holder tabs from the Main circuit board To replace the Main circuit boa...

Page 103: ... connectors from the Pre regulator board and note their positions for reinstallation reference To reinstall the Preregulator board perform the following steps NOTE Check for sufficient silicon grease and proper positioning of the insulator in the plastic holder housing Q933 5 Reconnect two wire connectors P803 and P804 to the front edge of the Preregulator board at the positions noted in step 4 Th...

Page 104: ...OPTIONS Section 7 2213 Service There are currently no options available for the 2213 except the optional power cords previously described in Section 2 7 1 ...

Page 105: ...4 Assembly number component number A23 R1234 Circuit number Read Resistor 1234 of Assembly 23 Example b A23A2R1234 Assembly component number A23 A2 R1234 Read Resistor 1234 of Subassembly 2 of Assembly 23 Only the circuit number will appear on the diagrams and circuit board illustrations Each diagram and circuit board illustration is clearly marked with the assembly number Assembly numbers are als...

Page 106: ...ECHNOLOGICAL PRODUCTS INC BECKMAN INSTRUMENTS INC HELIPOT DIV 7625 BUSH LAKE RD P O BOX 35263 600 SOUTH MILWAUKEE ST P 0 BOX 3608 P 0 BOX 128 1201 2ND STREET SOUTH 14520 AVIATION BLVD P 0 BOX 5012 13500 N CENTRAL EXPRESSWAY 1102 SILVER LAKE RD PO BOX 359 MARION ROAD ROUTE 202 ELECTRONICS PARK P 0 BOX 867 19TH AVE SOUTH 5005 E MCDOWELL RD PO BOX 20923 2635 N KILDARE AVENUE 461 N 22ND STREET 600 W J...

Page 107: ... 0 BOX 500 BEAVERTON OR 97077 80031 ELECTRA MIDLAND CORP MEPCO DIV 22 COLUMBIA ROAD MORRISTOWN NJ 07960 81483 INTERNATIONAL RECTIFIER CORP 9220 SUNSET BLVD LOS ANGELES CA 90069 82389 SWITCHCRAFT INC 5555 N ELSTON AVE CHICAGO IL 60630 84411 TRW ELECTRONIC COMPONENTS TRW CAPACITORS 112 W FIRST ST OGALLALA NE 69153 90201 MALLORY CAPACITOR CO DIV OF 3029 E WASHINGTON STREET P R MALLORY AND CO INC P 0 ...

Page 108: ...02 100V 72982 CAP FXD CER DI 470PF 102 50V 12969 CAP FXD MICA D 10PF 52 100V 00853 CAP FXD CER DI 270PF 102 100V 72982 CAP FXD CER DI 0 001UF 80 202 100V 20932 CAP FXD ELCTLT 2 2UF 202 20V 56289 CAP FXD CER DI 0 01UF 202 50V 72982 CAP FXD CER DI 0 001UF 80 202 100V 20932 CAP FXD CER DI 0 01UF 102 100V 04222 CAP FXD CER DI 0 01UF 102 100V 04222 CAP FXD CER DI 270PF 52 1000V 59660 CAP FXD CER DI 0 0...

Page 109: ...T 3 3UF 10 15V 56289 162D335X9015CD2 A10C505 281 0773 00 CAP FXD CER DI 0 OlUF 10 100V 04222 GC70 1C103K A10C506 283 0177 00 CAP FXD CER DI 1UF 80 20 25V 56289 273C5 A10C564 281 0773 00 CAP FXD CER DI 0 OlUF 10 100V 04222 GC70 1C103K A10C601 281 0774 00 CAP FXD CER DI 0 022UF 20 100V 12969 CGE223MEZ A10C602 281 0862 00 B010100 B016499X CAP FXD CER DI 0 001UF 80 20 100V 20932 401 ES 100AD102Z A10C6...

Page 110: ... CER DI 0 01UF 10 100V 04222 GC70 1C103K A10C820 281 0773 00 CAP FXD CER DI 0 01UF 10 100V 04222 GC70 1C103K A10C821 290 0183 00 CAP FXD ELCTLT IDF 10 35V 90201 TAC105K035P02 A10C822 281 0775 00 CAP FXD CER DI 0 IDF 20 50V 04222 SA205E104MAA A10C824 281 0773 00 CAP FXD CER DI 0 01DF 10 100V 04222 GC70 1C103K A10C834 281 0756 00 CAP FXD CER DI 2 2PF 0 5 200V 12969 CGB2R2DFN A10C836 281 0773 00 CAP ...

Page 111: ...295 1N4152R A10CR187 152 0141 02 SEMICOND DEVICE SILICON 30V 150MA 01295 1N4152R A10CR188 152 0141 02 SEMICOND DEVICE SILICON 30V 150MA 01295 1N4152R A10CR196 152 0141 02 SEMICOND DEVICE SILICON 30V 1SOMA 01295 1N4152R A10CR277 152 0141 02 SEMICOND DEVICE SILICON 30V 150MA 01295 1N4152R A10CR278 152 0141 02 SEMICOND DEVICE SILICON 30V 1SOMA 01295 1N4152R A10CR287 152 0141 02 SEMICOND DEVICE SILICO...

Page 112: ...ICON 600V 1A 15238 LG109 A10CR917 152 0141 02 B010100 B020099X SEMICOND DEVICE SILICON 30V 150MA 01295 1N4152R A10CR931 152 0782 00 B010100 B020099X SEMICOND DEVICE RECTIFIER SILICON 600V 05828 GP20J 009 A10CR933 152 0782 00 B010100 B020099X SEMICOND DEVICE RECTIFIER SILICON 600V 05828 GP20J 009 A10CR940 152 0414 00 SEMICOND DEVICE SILICON 200V 0 75A 12969 UTR308 A10CR942 152 0414 00 SEMICOND DEVI...

Page 113: ... PNP 80009 151 0221 02 A10Q493 151 0221 02 TRANSISTOR SILICON PNP 80009 151 0221 02 A10Q503 151 0424 00 TRANSISTOR SILICON NPN 04713 SPS8246 A10Q504 151 0199 00 TRANSISTOR SILICON PNP 04713 SPS6866K A10Q507 151 0424 00 TRANSISTOR SILICON NPN 04713 SPS8246 A10Q508 151 0199 00 TRANSISTOR SILICON PNP 04713 SPS6866K A10Q519 151 0190 00 TRANSISTOR SILICON NPN 07263 S032677 A10Q605 151 0190 00 TRANSISTO...

Page 114: ...CMPSN 1K OHM 5 0 25W 01121 CB1025 A10R174 315 0111 00 RES FXD CMPSN 110 0HM 5Z 0 25tf 01121 CB1115 A10R175 315 0102 00 RES FXD CMPSN IK OHM 5Z 0 25W 01121 CB1025 A10R176 315 0391 00 RES FXD CMPSN 390 0HM 5Z 0 25W 01121 CB3915 A10R177 321 0091 00 RES FXD FILM 86 6 OHM 1Z 0 125W 91637 MFF1816G86R60F A10R178 321 0162 00 RES FXD FILM 475 OHM 1 0 125W 91637 MFF1816G475R0F A10R179 315 0621 00 RES FXD CM...

Page 115: ...HM 5Z 0 25W 01121 CB6815 A10R297 315 0102 00 RES FXD CMPSN IK 0HM 5Z 0 25W 01121 CB1025 A10R299 315 0912 00 RES FXD CMPSN 9 lK OHM 5Z 0 25W 01121 CB9125 A10R300 315 0512 00 RES FXD CMPSN 5 IK OHM 5Z 0 25W 01121 CB5125 A10R301 315 0512 00 RES FXD CMPSN 5 IK 0HM 5Z 0 25W 01121 CB5125 A10R302 315 0512 00 RES FXD CMPSN 5 IK OHM 5Z 0 25W 01121 CB5125 A10R304 315 0512 00 RES FXD CMPSN 5 IK OHM 5Z 0 25W ...

Page 116: ... OHM 52 0 25W RES FXD FILM 1 07K OHM 12 0 125W RES FXD FILM 931 OHM 12 0 125W 91637 MFF1816G732R0F 73138 72 22 0 32997 3386X T07 102 01121 CB9125 91637 MFF1816G10700F 91637 MFF1816G931R0F 323 0148 00 323 0148 00 321 0196 00 321 0190 00 323 0148 00 323 0148 00 RES FXD FILM 340 OHM 1Z 0 50W RES FXD FILM 340 OHM 12 0 SOW RES FXD FILM 1 07X OHM 12 0 125W RES FXD FILM 931 OHM 12 0 125W RES FXD FILM 340...

Page 117: ...1121 CB2215 A10R473 315 0562 00 RES FXD CMPSN 5 6K OHM 5X 0 25W 01121 CB5625 A10R474 315 0182 00 RES FXD CMPSN 1 8K OHM 5X 0 25W 01121 CB1825 A10R476 315 0392 00 RES FXD CMPSN 3 9K 0HM 5X 0 25W 01121 CB3925 AXOR477 315 0392 00 RES FXD CMPSN 3 9K OHM 5X 0 25W 01121 CB3925 A10R478 315 0392 00 RES FXD CMPSN 3 9K OHM 52 0 25W 01121 CB3925 A10R479 315 0752 00 RES FXD CMPSN 7 5K 0HM 5X 0 25W 01121 CB752...

Page 118: ...S FXD CMPSN IK 0HM 5Z 0 25W 01121 CB1025 A10R621 315 0302 00 RES FXD CMPSN 3K OHM 5 0 25W 01121 CB3025 A10R622 315 0302 00 RES FXD CMPSN 3K OHM 5Z 0 25W 01121 CB3025 A10R623 315 0681 00 RES FXD CMPSN 680 OHM 5 0 25W 01121 CB6815 A 0R632 315 0181 00 RES FXD CMPSN 180 OHM 5Z 0 25W 01121 CB1815 A10R637 321 0322 00 RES FXD FILM 22 IK OHM 1Z 0 125W 91637 MFF1816G22101F A10R638 321 0319 00 RES FXD FILM ...

Page 119: ...25V 01121 CB2735 A10R780 321 0209 00 RES FXD FILM 1 47K OHM 12 0 125V 91637 MFF1816G14700F A10R781 321 0201 00 RES FXD FILM 1 2lK OHM 12 0 125V 91637 MFF1816G12100F A10R782 315 0273 00 RES FXD CMPSN 27K OHM 52 0 25V 01121 CB2735 A10R785 323 0312 00 RES FXD FILM 17 4K OHM 12 0 50V 91637 MFF1226G17401F A10R786 321 0189 00 RES FXD FILM 909 OHM 12 0 125V 91637 MFF1816G909R0F A10R787 315 0470 00 RES FX...

Page 120: ...W 01121 CB5115 A10R868 315 0226 01 RES FXD CMPSN 22M 0HM 5X 0 25H 01121 CB2265 A10R870 311 1555 00 RES VAR NONWIR 100K OHM 20Z 0 5W 73138 91 77 0 A10R871 315 0471 00 RES FXD CMPSN 470 0HM 5X 0 25W 01121 CB4715 A10R872 315 0102 00 RES FXD CMPSN IK OHM 5Z 0 25W 01121 CB1025 A10R873 315 0513 00 RES FXD CMPSN 51K OHM 5Z 0 25W 01121 CBS135 A10R874 315 0433 00 RES FXD CMPSN 43K OHM 52 0 25W 01121 CB4335...

Page 121: ...579 00 A10TP934 214 0579 00 TERM TEST POINT BRS CD PL 80009 214 0579 00 A10TP952 214 0579 00 XB016350 TERM TEST POINT BRS CD PL 80009 214 0579 00 A10U170 156 1294 00 MICROCIRCUIT LI FIVE NPN TRANSISTOR ARRAY 80009 156 1294 00 A10U197 156 0048 00 MICROCIRCUIT LI FIVE NPN TRANSISTOR ARRAY 02735 CA3046 A10U270 156 1294 00 MICROCIRCUIT LI FIVE NPN TRANSISTOR ARRAY 80009 156 1294 00 A10U30S 156 0728 00...

Page 122: ...66 00 BUS CONDUCTOR DUMMY RES 2 375 22 ANG 57668 JNN 0200E0 A10W312 131 0566 00 BUS CONDUCTOR DUMMY RES 2 375 22 ANG 57668 JHH 0200E0 A10H314 131 0566 00 BUS CONDUCTOR DUMMY RES 2 375 22 ANG 57668 JNH 0200E0 A10W315 131 0566 00 BUS CONDUCTOR DUMMY RES 2 375 22 ANG 57668 JNN 0200E0 A10W399 131 0566 00 BUS CONDUCTOR DUMMY RES 2 375 22 ANG 57668 JNH 0200E0 A10W418 131 0566 00 BUS CONDUCTOR DUMMY RES ...

Page 123: ...011103X BUS CONDUCTOR DUMMY RES 2 375 22 AWG 57668 JWW 0200EO A10W877 131 0566 00 BUS CONDUCTOR DUMMY RES 2 375 22 AWG 57668 JWW 0200E0 A10W878 131 0566 00 BUS CONDUCTOR DUMMY RES 2 375 22 AWG 57668 JWW 02O0E0 A10W887 131 0566 00 BUS CONDUCTOR DUMMY RES 2 375 22 AWG 57668 JWW 0200E0 A10W964 131 0566 00 BUS CONDUCTOR DUMMY RES 2 375 22 AWG 57668 JWW 0200E0 A10W965 131 0566 00 BUS CONDUCTOR DUMMY RE...

Page 124: ... INCH LONG 22526 A11J2006 131 0787 00 CONTACT ELEC 0 64 INCH LONG 22526 A11J2007 131 0787 00 CONTACT ELEC 0 64 INCH LONG 22526 A11J2008 131 0787 00 CONTACT ELEC 0 64 INCH LONG 22526 A11J2009 131 0787 00 CONTACT ELEC 0 64 INCH LONG 22526 A11J2010 131 0787 00 CONTACT ELEC 0 64 INCH LONG 22526 A11P1000 131 0608 00 TERMINAL PIN 0 365 L X 0 025 PH BRZ GOLD 22526 QTY 2 A11P8006 131 0608 00 TERMINAL PIN ...

Page 125: ...IR 2K OHM 20Z 0 50H 73138 91 84 0 A11R975 301 0131 00 RES FXD CMPSN 130 0HM 5Z 0 50H 01121 EB1315 A11S101 260 2033 00 SWITCH SLIDE DPTT 125V 0 5A 82389 OBD A11S201 260 2033 00 SWITCH SLIDE DPTT 125V 0 5A 82389 OBD A11S264 260 2075 00 SWITCH PUSH SPDT 50VDC 500M AMP 80009 260 2075 00 A11S305 260 2033 00 SWITCH SLIDE DPTT 125V 0 5A 82389 OBD A11S315 260 2033 00 SWITCH SLIDE DPTT 125V 0 5A 82389 OBD ...

Page 126: ...00 CAP VAR CER DI 0 5 3PF 400V 80031 2502A0R503VP02F0 A12C212 283 0108 00 CAP FXD CER DI 220PF 102 200V 56289 272C13 A12C219 283 0158 00 CAP FXD CER DI 1PF 102 50V 51642 100 050 NP0 109B A12C221 283 0000 00 CAP FXD CER DI 0 0010F 100 02 500V 59660 831 519 Y5P 102P A12C225 283 0330 00 CAP FXD CER DI 100PF 52 50V 51642 150 050 NP0 101J A12C232 290 0808 00 CAP FXD ELCTLT 2 7UF 102 20V 56289 162D275X9...

Page 127: ... FXD FILM 900K OHM 0 5Z 0 125W 91637 MFF1816G90002D A12R107 321 1389 01 RES FXD FILM 111K OHM 0 5Z 0 125W 91637 MFF1816G11102D A12R108 315 0620 00 RES FXD CMPSN 62 0HM 5Z 0 25W 01121 CB6205 A12R110 315 0101 00 RES FXD CMPSN 100 OHM 5Z 0 25W 01121 CB1015 A12R111 321 0790 01 RES FXD FILM 990K OHM 0 5Z 0 125W 91637 HFF1104G99002D A12R112 315 0120 00 RES FXD CMPSN 12 0HM 5Z 0 25W 01121 CB1205 A12R114 ...

Page 128: ...CMPSN 4 3M OHM 52 0 25V 01121 CB4355 A12R222 301 0122 00 RES FXD CMPSN 1 2K OHM 52 0 50V 01121 EB1225 A12R225 321 0131 00 RES FXD FILM 226 OHM 12 0 125W 91637 MFF1816G226R0F A12R226 321 0126 00 RES FXD FILM 200 OHM 12 0 125V 91637 MFF1816G200R0F A12R227 315 0470 00 RES FXD CMPSN 47 OHM 52 0 25V 01121 CB4705 A12R231 321 0254 00 RES FXD FILM 4 32K OHM 12 0 125V 91637 MFF1816G43200F A12R232 321 0229 ...

Page 129: ... Z 0 2 5 W 0 1 1 2 1 C B 5 6 1 5 A 1 2 R 7 3 1 3 1 5 0 9 1 1 0 0 R E S F X D C M P S N 9 1 0 O H M 5 Z 0 2 5 W 0 1 1 2 1 C B 9 1 1 5 A 1 2 R 7 3 2 3 2 1 0 2 0 6 0 0 R E S F X D F I L M 1 3 7 KO H M I X 0 1 2 5 W 91637 MFF1816G13700F A12R733 311 1562 00 RES VAR N0NWIR 2K 0HM 20X 0 50W 73138 91 84 0 A12R734 321 0295 00 RES FXD FILM 11 5K OHM 1X 0 125W 91637 MFF1816G11501F A12R736 315 0272 00 RES FXD...

Page 130: ...K DISC CKT BD MT 0 11 X 0 02 00779 61134 1 A18P803 131 1048 00 XB020100 TERM QIK DISC CKT BD MT 0 11 X 0 02 00779 61134 1 A18P804 131 1048 00 XB020100 TERM QIK DISC CKT BD MT O ll X 0 02 00779 61134 1 A18Q915 151 0164 00 XB020100 TRANSISTOR SILICON PNP 01295 SKB3334 A18Q917 151 0432 00 XB020100 TRANSISTOR SILICON NPN 27014 ST07391D A18Q931 151 0164 00 XB020100 TRANSISTOR SILICON PNP 01295 SKB3334 ...

Page 131: ... 3 9Z DEG C 15454 75DJ7R5R0220SS A18T901 120 1449 00 XB020100 XFMR COM MODE 02113 P104 A18T907 120 1441 00 XB020100 TRANSFORMER RF POT CORE 09969 OBD A18T933 120 1439 00 XB020100 TRANSFORMER RF ENERGY STORAGE 20462 OBD A18B920 156 1627 00 XB020100 MICROCIRCUIT LI POWER WIDTH MODULATED CONT 01295 TL594CN A18VR917 152 0166 00 XB020100 SEMICOND DEVICE ZENER 0 4W 6 2V 5Z 04713 SZ11738 A18VR935 152 025...

Page 132: ...0 B013200 B020099X RES FXD FILM 374 OHM 1 0 125W 91637 MFF1816G374R0F A19R937 308 0710 00 B010100 B013199 RES FXD WW 0 27 OHM 10 1W 75042 BW20 R2700J A19R937 308 0843 00 B013200 B020099X RES FXD WW 0 2 0HM 5X 1 0W 91637 RS1AR2000JT R A19R938 301 0203 00 B010100 B020099X RES FXD CMPSN 20R 0HM 5 0 50W 01121 EB2035 A19R939 308 0123 00 B010100 B020099X RES FXD WW 20 OHM 5X 5W 05347 C56 20R0J A19RT935 ...

Page 133: ...illustration and in the lookup table for the schematic diagram and corresponding component locator illustration The Replaceable Electrical Parts list isarranged by assemblies in numerical sequence the components are listed by component number see following illustration for constructing a component number The schematic diagram and circuit board component location illustration have grids A lookup ta...

Page 134: ...ver 10 pF under 10 pF BLACK 0 1 1 20 2 pF 4 VDC BROWN 1 10 1 10 1 0 1 pF 6 VDC RED 2 102 or 100 2 102 or 100 2 10 VDC ORANGE 3 103 or 1 K 3 103 or 1000 3 15 VDC YELLOW 4 104 or 10 K 4 104 or 10 000 100 9 20 VDC GREEN 5 10s or 100 K 54 10s or 100 000 5 0 5 pF 25 VDC BLUE 6 106 or 1 M 54 106 or 1 000 000 35 VDC VIOLET 7 1 10 50 VDC GRAY 8 10 2 or 0 01 80 20 0 25 pF WHITE 9 o p 10 1 pF 3 VDC GOLD 1 0...

Page 135: ...PLASTIC CASE TRANSISTORS TRANSISTOR TRIAC REGULATOR Q940 Q942 FLAT PACK INTEGRATED CIRCUITS NOTE LEAD CONFIGURATIONS AND CASE STYLES ARE TYPICAL BUT MAY VARY DUE TO VENDOR CHANGES OR INSTRUMENT MODIFICATIONS 3826 17 3827 55 Figure 9 2 Semiconductor lead configurations ...

Page 136: ...D CIRCUIT BOARD NAME ILLUSTRATKM IN S TR U M E N Ta BOARD LOCA 5 Locate the Component on the Circuit Board In the manual locate and pull out the tabbed page whose title and Assembly Number correspond with the desired circuit board This information is on the back side of the tabs Using the Circuit Number and grid coordinates locatethe component on the Circuit Board Illustration In the circuit board...

Page 137: ...U IT D IA G R A M MANUAL BINDER A6 ASSEMBLY ILLUSTRATION FOR NSTRUMENT CIRCUIT BOARD LOCATION iand Component rmine the Assembly hich the component is Bandlocated in a corner the board outline M e for he Assembly Itt Circuit Number of the lumn ent read the grid CIRCUIT NUMBER SCHEM LOCATION BOARD LOCATION CIRCUIT NUMBER SCHEM LOCATION BOARD LOCATION C60 c 3C Q656 2F 2B C C603 1C __ 1G Q665 1G IB C6...

Page 138: ... on the front side of the tabs facing the front of the manual b Scan the Component Location Table adjacent to the schematic diagram and find the Circuit Number of the desired component c Under the SCHEM LOCATION column read the grid coordinates for the desired component d Using the Circuit Number and grid coordinates locate the component on the schematic diagram PULL OUT PAGE TABS FOR SCHEMATIC DI...

Page 139: ...Figure 9 4 2213 block diagram S105 ...

Page 140: ...a o m 7 x C O o z CHANNEL SWITCH AND VERTICAL OUTPUT ...

Page 141: ...2213 Service ...

Page 142: ...L MODE Off button out 10 mV CAL detent GND Display Centered CH 1 Typical voltage measurements located on the schematic diagram were obtained with the instrument operating under the conditions specified in the Waveform Measurement setup Control setting changes required for specific voltages are indicated on each waveform page Measurements are referenced to chassis ground with the exception of the P...

Page 143: ...istribution diagram If a power supply comes up after lifting one of the main jumpers from the power supply to isolate that supply it is very probable that a short exists in the circuitry on that supply line By lifting jumpers farther down the line the circuit in which a short exists may be located Typical resistance values to ground from the regulated supplies output as measured at the supply test...

Page 144: ...2213 ...

Page 145: ...AGRAM COMPONENT VALUES ARE SHOWN ONLY ON THE APPLICABLE DIAGRAM tsr Wv I ClST L E M I r fcV Ch i VERT ATTEN O c z b t I G M T l V b V CH Z VERT ATTEN CTAlX T L T t Ooiyl T _ T 8 6 T y HOR 7 cr PREAM P B CoVg At S W E E P IN T E G R A T O R S A IO M A IN BOARD afe i5 CHI RHBfc V E R T B C ATTEN bV CHE VERT ATTEN 8 GV O TcT 3I r l RTSS 8M S p su V ER T ATTEN REF ZEUER SWEEP VOLTAGE R Pa e bvT nx H O...

Page 146: ...2213 3827 20 R V FB 4982 C 4 ...

Page 147: ...S90I 4 5 ...

Page 148: ...CIRCUIT BOARD INTERCONNECTIONS K tv ra n m CIRCUIT BO ARD IN T E R C O N N E C T IO N S ...

Page 149: ...i 7 C299 jS _ 206 212 R215 R212 R214 R 0210 tc C J R210 o o o m S108A S20 A m R6S4 rR7 24 C734 2 0037K f R736 c i T W 0 p f fop Ni X D lD iO k O o R208 C207 R207 R206 i lp SUJOB Q O G i t C O 1 0 uo g s ilB 88j R625 J O630B o o ro c o Q630A S o P2000 C628A R 28 5 Figure 9 5 A12 Attenuator Sweep board 3827 31 Static Sensitive Devices See Maintenance Section COMPONENT NUMBER EXAMPLE Component Number...

Page 150: ...Q222 1 R136 1 R238 1 R737 7 Cl 40 1 P1010 2 1 Q225 1 R137 1 R239 1 R738 8 Cl 41 1 P1010 3 1 Q233 1 R138 1 R240 1 R739 7 C142 1 P1010 4 1 Q234 1 R139 1 R241 1 R741 8 C144 1 P2000 10 5 Q239 1 R140 1 R242 1 RT144 1 C204 1 P2000 1 1 Q629 8 R141 1 R243 1 RT244 1 C205 1 P2000 2 1 Q630 5 R142 1 R244 1 SI 05 1 C207 1 P2000 3 1 Q631 5 R143 1 R245 1 S205 1 C21 0 1 P2000 4 1 Q720 7 R144 1 R246 1 S630 8 C211 ...

Page 151: ......

Page 152: ...2010 4 9N 1C R137 8C 1C R241 7K 2C Cl 37 8D IB R138 5K IB R242 7K 2D Cl 39 3J 3A 0122 2H 2B R139 2J 2A R243 9K 2C C140 2N IB 0125 4H 1A R140 3K 2A R244 8N 2D C141 2K 2B Q133 2H 2A R141 3K 2B R245 8N ID C142 2N 2B 0134 4H 2A R142 2K 2B R246 9K 2C Cl 44 4L 2B Q139 31 2A R143 4K 2A R247 9L 1C C204 7E 3C Q222 7H 2C R144 3N 2B R248 9L 1C C205 7E 3D Q225 8H 2C R145 3N IB R249 8N 2D C207 7E 3D Q233 7H 2C...

Page 153: ...2213 3 K T i RtV D E C ...

Page 154: ......

Page 155: ...2213 Service 1 3 a 7 ...

Page 156: ...on COMPONENT NUMBER EXAMPLE Component Number A23 A2 R1234 I Schematic Crrcwf SutKxm ty H m ba Number if used Assembly Number 3827 53 Chassis mounted components have no AssemWy Number prefix see end of Replaceable Electrical Parts List REV OCT 1982 ...

Page 157: ...T NUMBER SCHEM NUMBER 9 DS870 9 Q644 5 R269 2 9 E199 2 Q650 5 R270 2 9 E299 2 Q652 5 R272 2 9 L971 9 Q703 7 R273 2 9 L972 9 Q706 7 R275 2 9 P1011 1 2 Q708 7 R276 2 9 P1011 2 2 Q714 7 R277 2 3 P1011 3 2 Q747 7 R278 2 3 P1011 4 2 Q753 7 R279 2 3 P2011 1 2 Q763 7 R280 2 3 P2011 2 2 Q765 7 R282 2 2 P2011 3 2 Q770 7 R283 2 3 P2011 4 2 Q775 7 R284 2 3 P6001 1 5 Q779 7 R285 2 3 P6001 2 7 Q780 7 R286 2 3 ...

Page 158: ... W8030 9 R442 4 R615 4 R803 6 T448 9 W652 3 W8040 9 R444 4 R616 6 R809 6 T940 9 W668 5 W8700 1 9 R445 4 R617 5 R810 6 T942 9 W704 3 W8700 2 9 R446 4 R618 4 R811 6 TP444 4 W763 7 W8700 3 9 R447 9 R619 5 R812 6 TP500 9 W764 7 W8700 4 9 R448 9 R620 5 R81 3 6 TP501 9 W835 6 W8700 5 9 R450 9 R621 5 R814 6 TP934 9 W836 6 W8700 6 9 R453 4 R622 5 R816 6 TP940 9 W840 7 W8700 7 9 R454 4 R623 5 R81 7 6 TP952...

Page 159: ...gSS R 3B7 g Q 173 fl J RS27 Ty R s SS W uS S S R393 V R3 3 5 ft u i i f t P r s V i 3 s s s s Y s S iS S 8 iifiiii pfll iff i 3 5 w M I w i9 9 8 8 g 8 8 s s H 8 i r a s i 5 E H s i fc s a a s i R 2 69 f h a l i f t 296 C293 _ R R277 R 3j2 S i R 27B 5 hC299 V R286 S 0 C28S R287 R279 R 0 r I 0 I o 1 I 0 I 10 I r 1 n 1 01 REV O C T 19 82 Fig 9 8 C ircu it view o f I ...

Page 160: ...R748 W 964 0S 856 f f g i r S j i i o s _ _ R847 J r ft R84S C8S2 W399 W847 W846 C 842 R 842 C 84 S W 845 0 R839 W310 0841 8 2 o o m V I ibR844 851 8 W314 306 C745 3D 30 O N 844 R852 R840 0840 841 MS0 R8S4 C8S4 CR801 R3IS U3IS U3I7 R 3 1 r s j C317 f i 3 3 3 3 r W 3 1 1 i 849 R 8 0 1 R802 c W W s R 3 2 o5 3 0 u 1 C311 R 311 RS07 R 308 C3I0 R 870 P8710 C308 Static Sensitive Devices See Maintenance ...

Page 161: ...2213 Service n 3 a ...

Page 162: ... Qf R878 d I R879 JjSFl e R 881_ 0 0 E Si oh Jnei M W l i i l i l ofiasae 9 m w m J8tiQ3 T l l I a LR882J Cf G Tr884 OK9921 G c 2K O O r_ r O q t t A S901 1 ____ L i O r R450 T448 2 M c C901 o CO i P 1 i S R I S J VR9Q1n __ T 90eb 2 R447_ 0 w k 7 C926 O 3827 34A Static Sensitive Devices See Maintenance Section COMPONENT NUMBER EXAMPLE Component Number A 2 3 A 2 R1234 T T T j St bassernWy Schematic...

Page 163: ...0796 7 CR622 5 Q273 2 R175 2 R330 3 C358 3 C797 7 CR640 5 Q277 2 R176 2 R331 3 C360 3 C798 7 CR644 5 Q287 2 R177 2 R332 3 C366 3 C799 7 CR668 5 Q316 3 R178 2 R334 3 C367 3 C803 6 CR704 3 Q331 3 R179 2 R335 3 C368 3 C820 6 CR745 7 Q335 3 R180 2 R336 3 C372 2 C821 6 CR748 7 Q341 3 R182 2 R338 3 C377 3 C822 6 CR749 7 Q345 3 R183 2 R340 3 C387 3 C824 6 CR770 7 Q350 3 R185 2 R341 3 C399 3 C834 6 CR772 ...

Page 164: ... T942 9 W607 5 W2011 1 2 R462 4 R641 5 R828 6 TP444 4 W608 5 W2011 2 2 R463 4 R642 5 R829 6 TP500 9 W622 5 W2011 3 2 R464 4 R643 5 R830 6 TP501 9 W640 5 W2011 4 2 R466 4 R644 5 R831 6 TP915 9 W644 5 W6001 1 5 R467 4 R648 5 R834 6 TP920 9 W645 5 W6001 2 7 R468 4 R650 5 R835 6 TP921 9 W652 3 W6001 3 7 R469 4 R652 5 R836 6 TP934 9 W668 5 W6001 4 5 R470 4 R657 5 R837 6 TP940 9 W704 3 W6001 5 5 R471 4 ...

Page 165: ... 8 C36B C367 ft Q3B0 Q392 3158 R 778 _ C779 m i Q789 ffc R786 ft 3 R781 S SSS R787 C787 y RJ C 7 8 9 f g o N R34 R364 R354 f t ft ft ft R34l 8 8 R331 R336 R344 ft ft R334 0 R345 ft ft R33Sft C 3 4 5 f V C335 R366 ft ftft Q335 ft ft ftW380 ft f t R380 ft R363 ft C360 3 ft 3 R w _ a V Jy RS53 R3S8 _ R338 O L Q350 PC366 r a _ R351 I R 3 S 0 T ft R394 ft Q376 Q377 ADD OCT 1982 Fig 9 10 Circuit view of...

Page 166: ...ce Chassis mounted components have no Assembly Number prefix see end of Replaceable Electrical Parts List I A IO Main board SN B020099 below 3827 33A C IR C U IT V IE W OF F IG 9 10 A IO M A IN BOARD SN B020099 BELOW ...

Page 167: ...5 1J 3D R277 6L 2D W298 4C 2E C293 8L 2D R176 2L 3C R278 6L 2D W299 4C 4E C299 4C 2D R177 1L 2D R279 5L 2D W1001 2 5M 5A C372 6H 3F R178 1L 2C R280 8F 3D W1001 3 1M 5A CR196 31 4D R179 1L 2C R282 81 4D W1001 7 7B 5A CR296 71 4D R180 3F 3C R283 7F 3E W1001 9 5M 6A R182 41 4C R284 7J 4D W1001 10 9M 6A E199 3C 4E R183 4G 3E R285 9J 3D W1001 13 8B 6A E299 4C 4F R185 51 3C R286 8K 3D W1011 1 58 5D R186...

Page 168: ...s RE 2213 ...

Page 169: ... CH 1 CH 2 VERTICAL PREAMPS ...

Page 170: ...e Section COMPONENT NUMBER EXAMPLE Component Number A23 A2 R1234 Assembly Number Subassembly Number it used Schematic Circuit Number Chassis mounted components have no Assembly Number prefix see end of Replaceable Electrical Parts List A l l FRONT PANEL ...

Page 171: ...000 22 4 C726 7 R291 2 S660 5 W1000 23 4 CR536 9 R402 4 U535 9 W1000 24 4 CR538 9 R403 4 W264 2 W1000 25 5 CR701 3 R404 4 W265 2 W1000 26 5 CR702 3 R405 4 W630 3 W1000 27 5 CR703 3 R455 4 W635 5 W1000 28 5 CR705 3 R530 9 W637 5 W1000 29 5 CR706 3 R531 9 W702 3 W1000 30 5 DS618 4 R532 9 W1000 1 5 W1000 31 4 J2000 10 5 R536 9 W1000 2 2 WIOOO 32 9 J2000 1 1 R537 9 W1000 2 5 W1000 33 3 J2000 2 1 R538 ...

Page 172: ...2 2 1 3 CONTROL SETTINGS DC V o lta g e VERTICAL MOOE CH 1 TRIGGER MOOE AUTO AC GND OC both GNO AC W aveform s VERTICAL MOOE BOTH CHOP TRIGGER MOOE AUTO H L f U L J J L J L 3827 39 ...

Page 173: ...2G 2C R318 3E 21 R376 6N 1G W315 5C 7C CR187 3G 2C R320 8G 2K R377 5N 1G W652 1C 9G CR188 4G 2C R321 8C 6A R378 6N 1H W704 5D 5F CR277 3F 2D R323 5G 4E R379 6N 1H WIOOI 4 5C 5A CR278 2G 2C R324 4G 2D R386 9N 2G WIOOI 6 5C 5A CR287 3F 2D R325 4G 2D R387 9N 2G W IOOI 11 4C 6A CR288 4G 2D R326 7G 4E R388 8N 2H WIOOI 12 8C 6A CR305 7D 5F R327 8G 4E R389 8N 2H WIOOI 15 1C 6A CR320 9G 2K R330 3H ID R390...

Page 174: ... R446 5E 6D R512 9H 8B W472 3D 8C CR448 5E 5E R453 6K 7C R513 7H 7B W507 7H 7A CR503 7F 8C R454 5K 7C R514 9H 8A W508 8H 8A CR504 8F 8C R456 61 7D R517 8E 8A W519 9F 86 CR611 5N 8C R457 8D 9C R518 9E 8A W1001 19 3C 7A CR615 6M 9D R458 7D 9C R519 9F 8C W1001 20 7K 7A R459 6J 8D R525 7E 8A W1001 21 7K 7A Q411A ID 9A R460 5J 7D R526 8F 8C W1001 22 7J 7A Q411B 2D 9A R461 5J 7D R527 7F 8C W1001 23 8J 7...

Page 175: ......

Page 176: ...LTS DIV 1 V TRIGGER LEVEL M1drange AC W aveforms CH 1 INPUT AC GND DC 1 kHz s in e w ave 4V P P DC VERTICAL MODE CH 1 DELAY TIME 10 JS HORIZONTAL MODE NO DLY MULTIPLIER XI f u lly ccw o o O f L i X T i n J i r L T L r 3V ov 3V OV SW P GATE SVP RETRACE I F END OF SWEEP RESET HOLDOFF SET CH 1 AC GNO DC TO GNO 1 SW P GATE SET SET HORIZONTAL MODE TO INTENS DELAY RAM P 1 _ END OF DELAY SW P INT DELAY 0...

Page 177: ...TRIGGER ...

Page 178: ...ange AC W aveform s CH 1 INPUT AC GND DC 1 kHz s in e wave DC VERTICAL MODE CH 1 DELAY TIME 10 JS HORIZONTAL MODE NO DLY MULTIPLIER XI f u lly ccw o J T J T J T J T J T J T J T o T J T j m r u i j m r i SW P GATE O 1 H SVP RETRACE L I SVP UNBLANK L 0 J 1 HOLDOFF HOLDOFF TIMING______________ 1 9V 1 0 9V 1 SVP GATE RESET 0 i 0 j lk 2 SV I f ALT SYNC 0v SET CH 1 AC GND DC TO CNO J SVP GATE SET SET HO...

Page 179: ... 4J 9E U640B 5D 9E C668 4G 8E R620 4J 9E VR648 8F 9F R621 5J 7F VR644 3E 9E CR601 6J 9C R622 5J 8E 8A CR610 5F 7E R623 4J 9E W600 8C CR619 5J 7E R632 7F 9E W601 8D 9B CR620 4J 8E R637 5E 8F W606 6H 7F Partial A 10 also shown on diagrams 2 3 4 6 7 and 9 ASSEMBLY A ll CIRCUIT SCHEM BOARD CIRCUIT SCHEM BOARD CIRCUIT SCHEM BOARD CIRCUIT SCHEM BOARD NUMBER LOCATION LOCATION NUMBER LOCATION LOCATION NUM...

Page 180: ...fr ...

Page 181: ...f E V AUG I98Z SWEEP GENERATOR LOGIC ...

Page 182: ...UTO INTENSITY I NT TRIGGER SOURCE CH 1 AC GND DC CH 1 INPUT DELAY TIME MULTIPLIER INTENS 0 1 ms AUTO V is ib le d is p la y CH 1 I NT DC 1 kHz sin e wave 4V P P 10 ps X25 f u lly cw SVP DUTY 3 8V 0V AMPLITUDE VARIES INTENS WITH AUTO INTEN LEVEL CONTROL _________ b i S ed _ L SW P Iz AXIS ISIGNAL INTENS Z AXIS SIGNAL iL 5 6V 3 2V 0 V 1 5V 5V 30V 20V 8V AMPLITUDE VARIES WITH AUTO INTEN CONTROL ...

Page 183: ...830 2G 56 VR809 6G 5A C849 4L 3K Q845 6J 4K R831 2F 5A VR847 6L 4K C852 5L 3K Q847 6L 4K R834 3H 5B C854 4M 2K Q850 5L 3K R835 3H 5B W835 6M 6C CR801 71 2K R836 4H 6C W836 8M 7A CR802 7H 3J R616 2D 7E R837 31 7F W843 61 21 CR809 6G 5A R801 7E 2K R839 51 3J W844 7K 7A CR828 2F 5B R802 7G 2K R840 5J 3K W854 4M 3K CR830 2F 6C R803 71 3J R841 5J 3K W1001 8 6B 5A CR833 4G 5C R809 6H 5A R842 51 3J W7001...

Page 184: ......

Page 185: ...TLINED OR DEPICTED N GREY A23 A 2R 123 4 NUMERALANO LETTERAT SIGNAL UNES TOOR FROM OTHER OIAGRAMS INDICATES THE GRID COORDINATE ON ANOTHER SCHEMATIC FOR EXAMPLE 4E i i Schematic Assembly Circuit Number Subassembly Number Number if used Chassis mounted components have no Assembly Number prefix see end of Replaceable Electrical Parts List A Q PARTIAL M A IN B O A R p 3 8 2 7 err R E V A U Q Z AUTO I...

Page 186: ... TRIGGER MODE AUTO AC GND DC GND AC W aveform s HORIZONTAL POSITION HORIZONTAL MODE VAR HOLDOFF TRIGGER MODE AC GND DC both S ta rt o f tra c e a t extrem e l e f t v e r tic a l g r a tic u le lin e NO DLY MIN f u lly ccw AUTO GND Q 1 L 4 L T y l 1 U 65V 32V 65V 32V 3827 40A ...

Page 187: ...G 2M 3G IN 3G IN 2G 2N 2G R789 R792 R793 R796 R797 R798 R799 IN 4N 4N 9J 9J 8J 8J 3F 3G 3G 31 31 2G 4F VR781 2M 2G W399 8J W763 3J W764 3J W840 91 W841 91 W842 91 W845 9J W846 9J W847 9J W967 8J W969 81 W6001 2 5D W6001 3 5D W6001 8 5D W6001 9 5D W6001 10 5D W7001 5 31 W7001 6 6F 31 5F 4F 9F 7F 7F 3J 31 31 5F 4J 8F 8F 8F 8F 8F 6F 6F Partial A 10 also shown on diagrams 2 3 4 5 6 and 9 ASSEMBLY A ll...

Page 188: ...2 2 1 3 lAlO FWTW m ain b o a rd ...

Page 189: ...ION LOCATION NUMBER LOCATION LOCATION C625 3L 4E R625 4F 4E C626 3L 4E R626 3E 4E C628A 2K 4D R627 7C IE C628B 2L 4E R628 2L 4E C636 6L 2E R629 6C IE C677 7L 3F R636 6L 2E C679 8L 3F R677 7L 2E C738 8L 2E R679 8L 2E C741 7L 2E R686 5C IF R691 6C IE P2000 7 1M 4D R738 8M 2D P2000 8 1M 4D R741 7M IE P7000 1 6M ID P7000 2 7M ID S630A 2K 3D P7000 3 8M ID S630B 2G 3D P7000 4 7M ID S630 6E 3D P7000 7 1M...

Page 190: ...i _____H M N XY AMPLIFIER HORIZ OUTPUT ...

Page 191: ...A 1 1 C 1 a i F 1 G 1 H 1 3 4 5 6 7 HO COM TO P 4 C C O 5 S I i S2T 2e R EV Dec I9BI 2 2 3 ...

Page 192: ...umber fit use Schematic Number 5 m S T MIMC X C6 2 S T IM IN G C APACITORS T O C 3l C O L L E C T O R AM A T O Q 6 3 0 A G ATE 4Wi y C s p THV D IA G 30V R G 3 G 5 fc VA to 3 Al i P A R T IA L F R O N T BAMEL BOARD P T O O O 8 C 3 s v8 THIS DiAG 8 6V l ttVF 7T a l I I i Chassis moLintert components have no Assembly Number prefix see end ol Replaceable Electrical Parts List NUMERAL AND LETTERAT SIG...

Page 193: ...M l K H K H EU U U A T O R B O A R D CIRCUIT VIEW FIG 9 12 13 Q D m 90 BD mH 5 o h 5 Z i m W O t 0 S m N 2 i m P om M Cl 2213 Service ...

Page 194: ... C908 9 P803 9 R927 9 C909 9 P804 9 R928 9 C910 9 Q915 9 R929 9 C913 9 Q917 9 R931 9 C920 9 Q931 9 R933 9 C921 9 0933 9 R934 9 C923 9 Q935 9 R935 9 C925 9 R903 9 R936 9 C929 9 R904 9 R937 9 C932 9 R907 9 RT901 9 C933 9 R908 9 RT902 9 C934 9 R911 9 T901 9 C935 9 R912 9 T907 9 CR904 9 R913 9 T933 9 CR913 9 R914 9 U920 9 CR931 9 R916 9 VR917 9 CR933 9 R917 9 VR935 9 E933 9 R920 9 REV OCT 1982 ...

Page 195: ...7 4 g g g PRESENT J I f f f f ON THIS BOARD Q915 ockccS S S g y jlc M B i R911 _ m m w 1 s s i i k r w L s CL N r U 920 T O O O 0 0 0 n e o n N W A m l O en C R 933 m s C 9 1 0 O C 9 3 4 R92 N N N N N n n n 2 oc S S S S S S g S 3 S O s C3 I s o LU C 93 3 n o a C 932 l l l i l l l l l ___________________m t I 0 I I r Figure 9 13 Circuit view of A 1 8 Preregulator board ...

Page 196: ...diagram in the Section 9 DIAGRAMS section of the manual if your instrument has a Preregulator board PROBE GROUND LEAD ON PIN 4 OF U920 15 V PROBE GROUND LEAD ON PIN 4 OF U920 0 V 150 mV PROBE GROUND LEAD ON PIN 4 OF U920 100 mV 175 V PROBE GROUND LEAD ON PIN 4 OF U920 0 V 0 V PROBE GROUND LEAD ON PIN 4 OF U920 1 7 5 V 3827 52 ...

Page 197: ...mber A23A2R1234 J T L Subassembly Number if used Schematic Circuit Number Chassis mounted components have no Assembly Number prefix see end of Replaceable Electrical Parts List i i A19 CURRENT LIMIT BOARD CIRCUIT NUMBER SCHEM NUMBER CIRCUIT NUMBER SCHEM NUMBER C938 9 Q938 9 CR932 9 R933 9 CR934 9 R935 9 CR935 9 R936 9 F937 9 R937 9 P801 9 R938 9 P802 9 R939 9 P803 9 RT935 9 P804 9 VR933 9 Q933 9 V...

Page 198: ... n sfo rm e r Do not connect the test oscilloscope probe ground lead to the in v e r t e r c i r c u i t t e s t p o in ts if th e in s tru m e n t is not isolated AC source voltage exist on reference points TP915 and TP934 s x 16 V PROBE G R O U N D LEAD ON T P 915 U o V 20 V PROBE G R O U N D LEAD O N T P 9 1 5 0 V nrvnnnnnni0 T PROBE G R O U N D LEAD ON T P 934 SET S E C D IV 0 1 mS AUTO IN TEN...

Page 199: ... R948 4F 9J C990 21 6H Q925 2C 8K R950 3F 10K C992 2J 6H Q940 3G 91 R951 4F 9J C995 2J 6H Q942 4G 91 R952 5F 9K Q948 3F 10K R953 5F 9J CR860 3J 71 Q954 3F 10K R954 4F 9K CR863 4K 61 Q956 4G 9K R956 3G 9J CR867 2J 61 R990 21 6H CR868 2K 61 R447 4B 6K R992 21 6H CR903 3B 6K R448 5B 5K R994 2J 6H CR904 4B 6K R450 4B 5K R995 2J 6H CR905 4B 6K R860 3J 4K CR906 4B 6K R861 4J 4K S901 2A 5K CR917 6D 8K R8...

Page 200: ...IT SCHEM BOARD NUMBER LOCATION LOCATION NUMBER LOCATION LOCATION NUMBER LOCATION LOCATION NUMBER LOCATION LOCATION C938 2G IB P801 2E IB R933 IF 1C RT935 2F 2B P802 2E IB R935 2F 2C CR932 2E 1A P803 2G IB R936 2F 26 VR933 IF 2C CR934 2E 1A P804 IE IB R937 2F 2A VR934 IE 2B CR935 2F 2C R938 1G IB Q933 IF 2B R939 2G 2B F937 2G 2A Q938 1G 2B CHASSIS MOUNTED PARTS CIRCUIT SCHEM BOARD CIRCUIT SCHEM BOA...

Page 201: ...R 3 6 6 M ID FREQ C O M P C 357 HIGH FREQ C O M P R 3 6 7 LOW FREQ C H I G AIN R 2 8 6 C H 2 G AIN C l 6 7 C H I C H 2 H F M A TC H R511 AUTO ...

Page 202: ...1 5 4 H 1 c h 2 b a l a n c e 8264 in v e r t b a l AUTO FOCUS ADJ 8709 X GAIN W966 100U 8 4 8 2 SLOPE BAL TP501 C H ASS IS G R O U N D W96S 30V W975 8 6V W985 5V TP500 8 6V TP9S2 HEAD ROOM VOLTAGE f ix r j s r A 10 M A IN BOARD ADJUSTMENT LOCATIONS ...

Page 203: ...2 2 1 3 Service R887 ASTIG R870 GEOM C784 5ns TIMING R860 GRID BIAS ...

Page 204: ...T STEP X I 0 G AIN BAL BAL R 146 C H I X I 0 BAL Cl 11 100 LF CO M P C110 100 INPUT C C l 0 4 C l 05 C 2 1 1 C 2 1 0 C 2 0 4 C20 1 0 1 0 1 0 0 1 0 0 1 0 1 INPUT LF LF INPUT INPUT LF C CO M P CO M P C C COM A 1 2 A T TE N U A TO R S W EE P BOARD ADJI ...

Page 205: ...2213 Service f i k R 2 4 6 R 238 R 245 1 C H 2 CH2 C H 2 X IO X IO STEP VERT BAL BAL GAIN IN P U T LF T IM IN G C CO M P R 733 XIO G AIN C 7 3 4 5ns LINEARITY i P BOARD A D JU S TM E N T LOCATIONS i ...

Page 206: ... TEST POINT TOLERANCE 8 6 V TP500 8 5 6 to 8 6 4 V 8 6V W975 8 3 4 to 8 86V 5V W985 4 7 5 to 5 25V 30V W965 2 8 5 to 3 1 5V 100V W966 95 to 105V NOTE A HV probe is re q u ire d to measure the 2kV supply Turn o f f the power and make the te s t equipment connections to the o s c illo s c o p e Set the v o ltm e te r to read a t le a s t 3 k V then tu rn the o s c illo s c o p e power back on to tak...

Page 207: ... ...

Page 208: ... SWITCHING LOGIC GATE U620 AND INPUT SIGNALS 5 TROUBLESHOOT VERTICAL ATTENUATOR X1 X10 AMPL VERTICAL PREAMPLIFIER AND DELAY LINE DRIVER FOR SOURCE OF IMBALANCE 1 2 3 CHECK U620 1 PIN 8 FOR SWP DUTY GATE 5 HOOT P TOR EEP C ITS CHECK U835B PIN 7 FOR INTENS LEVEL CHANGE FROM 0 6V TO 5V AS AUTO INTENSITY CONTROL IS ROTATED FROM FULLY CW TO CCW 6 ESHOOT DNTAL IFIER NO TROUBLESHOOT AUTO INTENSITY CIRCUI...

Page 209: ... consider connectors and cables as p o s s ib le causes o f f a ilu r e SPECIFIC NOTES The P re re g u la to r and In v e rte r c ir c u it s have a flo a tin g common re fe re n c e w ith respect to chassis ground Ac source p o te n tia l is present on the common re fe re n c e p o in ts Connect the instrum ent to the ac power source through an is o la tio n tra n s form er to prevent the p o s s...

Page 210: ... CONNECT INSTRUMENT TO AC POWER SOURCE VIA AN AUTO TRANSFORMER ANO AN ISOLATION TRANSFORMER SEE NOTE 1 APPLY POWER TO TIC INSTRUMENT ANO SLOWLY RAISE THE AUTO TRANSFORMER OUTPUT VOLTAGE DO NOT EXCEED 85 VRMS INPUT REPLACE FUSE TROUBLESHOOT PREREGULATOR FOR SHORTED OR OPEN COMPONENTS YES LOWER AUTO TRANSFORMER OUTPUT TO ZERO V SHORT BASE OF Q956 TO TP934 RAISE AUTO TRANSFORMER SLOWLY TO 85V RMS WAT...

Page 211: ... VOLTAGE NOT EXCEED IRMS INPUT YES IS INVERTER RUNNING NO CHECK Q940 AND Q942 COLLECTOR VOLTAGE WITH RESPECT TO TP934 FOR HEADROOM VOLTAGE TROUBLESHOOT SECONDARY POWER SUPPLIES FOR EXCESSIVE LOADING ON THE PRIMARY CIRCUIT CHECK 0940 AND Q942 FOR OPEN PREREGULATOR AND INVERTER TROUBLESHOOTING 3826 45A PREREGULATOR AND INVERTER TROUBLESHOOTING ...

Page 212: ...ching parts Attaching parts must be purchased separately unless otherwise specified ITE M N A M E In the Parts List an Item Name is separated from the description by a colon Because of space limitations an Item Name may sometimes appear as incomplete For further Item Name identification the U S Federal Cataloging Handbook H6 1 can be utilized where possible ABBREVIATIONS INCH ELCTRN ELECTRON IN IN...

Page 213: ...INC SHAKEPROOF DIVISION TILLEY MFG CO TEKTRONIX INC SWITCHCRAFT INC CENTRAL SCREW CO TEXTRON INC CAMCAR DIV WECKESSER CO INC 2015 SECOND ST P 0 BOX 3608 1818 CHRISTINA ST 195 ALGONQUIN ROAD AUDUBON ROAD 9301 ALLEN DRIVE P 0 BOX 1331 30 LORRAINE AVE 2620 ENDRESS PLACE 147 N MICHIGAN AVE 445 CONCORD AVE 2536 W UNIVERSITY ST 446 MORGAN ST 5700 W ROOSEVELT RD ST CHARLES ROAD 900 INDUSTRIAL RD P 0 BOX ...

Page 214: ...1838 01 2 KN0B GY 0 249 ID X0 718 X 1 765 80009 366 1838 01 23 358 0640 00 2 BSHG MACH THD 0 5 32 THD X 0 39 ID 80009 358 0640 00 24 366 1405 09 1 KN0B RED CAL 0 127X 0 45 OD 80009 366 1405 09 25 366 1852 01 1 KNOB GY SEC DIV 0 25 ID X 0 79 80009 366 1852 01 26 366 2020 01 1 KNOB 0 252 ID X 0 581 OD X 0 612 80009 366 2020 01 27 1 RES VAR WW SEE R658 REPL ATTACHING PARTS 28 220 0495 00 1 NUT PLAIN ...

Page 215: ...ONTACT ELEC SEE A11J2001 REPL 60 10 SWITCH SLIDE SEE A11S101 S201 S305 S315 S317 S401 S440 S611 S650 S660 REPL 61 361 1081 00 1 SPACER LED PLASTIC 80009 361 1081 00 62 1 RES VAR NONWIR SEE A11R455 REPL 63 1 RES VAR NONWIR SEE A11R557 REPL 64 1 SWITCH SLIDE SEE A11S464 REPL 65 1 SWITCH PUSH SEE A12S264 REPL 66 1 SWITCH PUSH SEE A11S390 REPL 67 4 RES VAR NONWIR SEE AUR190 R290 R726 R807 REPL 68 407 ...

Page 216: ...I ...

Page 217: ...2213 OSCILLOSCOPE ...

Page 218: ......

Page 219: ...2213 OSrs ...

Page 220: ...220 0495 00 1 NUT PLAIN HEX 0 375 32 X 0 438 INCH BRS 73743 OBD 20 337 2945 00 1 SHIELD ELEC POTENTIOMETER 80009 337 2945 00 21 361 1047 00 1 SPACER VAR RES 0 3 X 0 615 X0 55 80009 361 1047 00 22 214 0498 00 B010100 B017549 2 HEAT SINK XSTR TO 18 AL BLACK ANODIZED 05820 201 AB 214 3414 00 B017550 2 HEAT SINK XSTR TO 92 TO 18 ALUMINUM 13103 2224B 23 200 2735 00 1 COVER POWER SW 80009 200 2735 00 24...

Page 221: ...00 B013039 1 CABLE ASSY PWR 3 18 AWG 125V 101 3 L 16428 KH 9230 161 0104 00 B013040 1 CABLE ASSY PWR 3 WIRE 98 0 LONG 16428 KH8352 68 358 0161 01 B010100 B013039X 1 BSHG STRAIN RLF FOR 0 29 INCHDIA CABLE 28520 1154 SR 5L 1 348 0746 00 B010100 B020099X 1 CUSHION IDCTR MOLDED POLYURETHANE 80009 348 0746 00 211 0303 00 1 SCREW MACHINE 4 40 X 0 25 FLH 100 DEG 01536 OBD 210 0586 00 1 NUT PL ASSEM WA 4 ...

Page 222: ... 804 REPL 76 344 0154 03 2 CLIP ELECTRICAL FUSE CRT BD MT 80009 344 0154 03 77 342 0582 00 B010100 B020099 1 INSULATOR PLATE TRANSISTOR CERAMIC 80009 342 0582 00 342 0582 01 B020100 1 INSULATOR PLATE TRANSISTOR CERAMIC 80009 342 0582 01 78 343 1025 00 1 RETAINER XSTR 80009 343 1025 00 386 1556 00 B010100 B015919X 2 SUPPORT CRT BD 0 215 H ACETAL 80009 386 1556 00 361 0122 00 XB015920 1 SPACER SLEEV...

Page 223: ...4 WIRE BLACK 80009 352 0162 00 175 4664 00 1 CA ASSY SP ELEC 7 22 AWG 4 0 L RIBBON 80009 175 4664 00 FROM A10P7001 TO A12P7000 352 0165 00 1 CONN BODY PL EL 7 WIRE BLACK 80009 352 0165 00 175 4665 00 1 CA ASSY SP ELEC 10 22 AWG 7 OL RIBBON 80009 175 4665 00 FROM A10P6001 TO A12P6000 352 0168 00 2 CONN BODY PL EL 10 WIRE BLACK 80009 352 0168 00 175 4466 00 1 CABLE ASSY RF 50 OHM COAX 4 0 L 9 l 8000...

Page 224: ... R I D G E 3 A G 2A 2 5 0 V F A S T B L O W 714 0 0 A G C 2 O P T I O N A L A C C E S S O R I E S 0 2 0 0 6 7 2 0 0 1 A C C E S S O R Y KIT 8 0 0 0 9 0 2 0 0 6 7 2 0 0 2 2 0 0 2 5 2 0 0 0 1 C O V E R S C O P E F R O N T A B S 8 0 0 0 9 2 0 0 2 5 2 0 0 0 3 0 1 6 0 6 7 7 0 0 1 P O U C H A C C E S S O R Y 8 0 0 0 9 0 1 5 0 6 7 7 0 0 3 8 6 4 6 7 4 0 0 1 P L A T E M O U N T I N G A C C E S S O R Y P O ...

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