Tektronix 310A Instruction Manual
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Tektronix 310A Instruction Manual

Tektronix 310A Instruction Manual

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INSTRUCTION
MANUAL
Serial Number _____________
TYPE
310A
OSCILLOSCOPE
Tektronix, Inc.
SW. Millikan Way • P. O. Box 500 • Beaverton, Oregon 97005 • Phone 644-0161 • Cables: Tektronix
070-0893-00
669

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  • Page 1 INSTRUCTION MANUAL Serial Number _____________ TYPE 310A OSCILLOSCOPE Tektronix, Inc. SW. Millikan Way • P. O. Box 500 • Beaverton, Oregon 97005 • Phone 644-0161 • Cables: Tektronix 070-0893-00...
  • Page 2 WARRANTY All Tektronix instruments are warranted against defective materials and workman ­ ship for one year. Tektronix transformers, manufactured in our plant, are warranted for the life of the instrument. Any questions with respect to the war ­ ranty mentioned above should be taken up with your Tektronix Field Engineer.
  • Page 3 CONTENTS Section 1 Type 310A Specification Section 2 Operating Instructions Section 3 Circuit Description Section 4 Maintenance Section 5 Performance Check/Calibration Abbreviations and Symbols Parts Ordering Information Section 6 Electrical Parts List Section 7 Mechanical Parts List Section 8 Diagrams...
  • Page 4 1-1. The Type 31 0 A Oscilloscope. Type 310A...
  • Page 5 (X) signal to the EXT HORIZ INPUT binding Introduction post on the rear panel (Horizontal Display switch set to The Tektronix Type 310A Oscilloscope is a portable EXT HORIZ). The regulated DC power supplies maintain precision instrument designed for equipment maintenance constant output over a wide variation of line voltages and or calibration at its point of use.
  • Page 6 Specification-Type 310A Performance Characteristic Characteristic Performance Triggering Time Base Internal, external, or line. Trigger Source Sweep Rate Selected by TRIGGER switch. 0.5 microsecond to 0.2 second/ Calibrated range division in 18 steps. Steps in Trigger Coupling AC (capacitive) or DC (direct) coupled.
  • Page 7 STANDARD ACCESSORIES Type External with variable edge light ­ ing. Standard accessories supplied with the Type 310A are listed in the Mechanical Parts List at the rear of this manual. Area Eight divisions vertical by 10 For optional accessories available for use with this instru ­...
  • Page 8 NOTES...
  • Page 9 General voltage. The regulating range for each line voltage that this instrument can be wired for is as follows: To effectively use the Type 310A, the operation and 1 10-volts nominal 99 - 117 volts capabilities of the instrument mud: be known. This section...
  • Page 10 Operating Ins truct ons- Type 310A . 2-2. Front- and rear-panel contro s and connectors.
  • Page 11 VOLTS/DIV control is not in the for use with the Type 310A. This fan base is particularly CALIBRATED position. useful when the Type 310A is placed in a permanent loca ­ tion. In addition to providing forced-air cooling, the fan INPUT Input connector for vertical deflection base elevates the front of the instrument.
  • Page 12 Operating Instructions-Type 310A Input binding post for external trigger EXT TRIG INPUT Trigger signal. TRIGGER Selects the source and slope of the trigger signal which starts the sweep. Sweep The sweep can be triggered from either TIME/DIV Selects sweep rate of the time-base...
  • Page 13 HORIZ GAIN Clockwise Screwdriver adjustment to set the DC 2. Connect the Type 310A to a power source that meets MAG CENTER level of the horizontal amplifier so de ­ the voltage and frequency requirements of the instrument.
  • Page 14 Operating Instructions-Type 310A level of the internal trigger signal, this demonstration shows 12. Turn the Variable VOLTS/DIV control throughout how DC level changes affect DC trigger coupling. Return its range. Notice that the UNCALIBRATED VERTICAL the display to the center of the display area.
  • Page 15 SCALE ILLUM control. Fig. 2-4 satisfactory display. The light filters reduce the observed shows the graticule of the Type 310A and defines the vari ­ light output from the CRT. When using these filters, avoid ous measurement lines.
  • Page 16 TYPE 310A TEST SETUP CHART (A) Front Panel (B) Rear Panel ® Fig. 2-3.
  • Page 17 Loading Effect of the Type 310A the probe. Also, to provide the best measurement accuracy, calibrate the vertical gain of the Type 310A at the tempera ­ As nearly as possible, simulate actual operating condi ­ ture at which the measurement is to be made.
  • Page 18 This allows amplitude, time rela ­ connected from the Type 310A chassis to the chassis of the tionship or wave shape changes of signals at various points equipment under test.
  • Page 19 Operating Instructions-Type 310A trigger signal reaches a DC voltage level selected by the 4. Slowly turn the PRESET ADJUST clock wis e until setting of the TRIG LEVEL control. When using the inter ­ the trace first appears. Note the poskion of the PRESET nal trigger source, the setting of the VERTICAL POSITION ADJUST.
  • Page 20 Operating Instructions-Type 310A Fig. 2-6. Effect of the TRIG LEVEL control and triggering slope selection on the CRT display. 2-12...
  • Page 21 Operating Instructions-Type 31 OA Tenth coupling, see the discussion titled Trigger Coupling in this Second vertical line vertical line section. Automatic triggering is obtained in the AUTO position of the Trigger Coupling- Mode switch. In this position, trig ­ gering occurs at the average voltage level of the applied waveform.
  • Page 22 Contact your local Tektronix Field Office or repre ­ This control can be adjusted to provide calibrated external sentative for assistance in making spedfic measurements horizontal deflection.
  • Page 23 Operating Instructions — Type 310A Position to Centerline Vertical Deflection Vertical Distance Reference line Fig. 2-10. Measuring instantaneous DC voltage with respect to a Fig. 2-9. Measuring peak-to-peak voltage of waveform. reference voltage. 2. Pos i tion the trace to the bottom line of the graticule 5.
  • Page 24 Operating Instructions-Type 310A Example. Assume that the vertical distance measured is 3. To establish an arbitrary vertical deflection factor so the amplitude of an unknown signal can be measured accu ­ 4.6 divisions (see Fig. 2-10), the waveform is above the rately at any setting of the VOLTS/DIV switch, the ampli ­...
  • Page 25 Operating Instructions-Type 310A in seven horizontal divisions can be determined by using the 2. Set the TIME/DIV switch and the Variable TIME/ repetition rate formula (step 6): DIV control so one cycle of the signal covers an exact number of horizontal divisions. Do not change the Variable TIME/DIV control after obtaining the desired deflection.
  • Page 26 Operating Instructions-Type 310A Example. Assume that the distance between the time 5. Set the TIME/DIV switch to the fastest sweep rate measurement points is five divisions (see Fig. 2-11) and the that displays less than eight divisions between the 10% and TIME/DIV switch is set to .1 MSEC with the magnifier off.
  • Page 27 Operating Instructions-Type 310A horizontal 9. Multiply the distance measured in step 8 by the set ­ TIME/DIV distance ting of the TIME/DIV switch. If sweep magnification is setting (divisions) used, divide this answer by 5. Time Duration mag ni fication Example.
  • Page 28 NOTES...
  • Page 29 A basic block gain of the Horizontal Amplifier five times. When the diagram of the Type 310A is shown in Fig. 3-1. Only the Horizontal Display switch is set to the X5 MAG position,...
  • Page 30 tS>...
  • Page 31 V320 is connected to the control grid of V329. V329 is The effective overall vertical deflection factor of the Type 310A is determined by the VOLTS/DIV switch, connected as a cathode follower stage and the output at its SW305. In the VOLTS/DIV switch positions above .05, the cathode is connected to the Vertical Amplifier circuit basic deflection factor is 0.1 volt per division of CRT...
  • Page 32 Circuit Description — Type 310A Internal trigger Trigger signal to Pickoff Sweep V465 Trigger circuit Vertical signal from Input Vertical Attenuator Driver Para ­ Output deflection (0.1 and above) Cathode phase Amplifier signal to Follower: Amplifier vertical V440 V430A, V401,...
  • Page 33 Circuit Deæription-Type 310A Trigger Coupling-Mode Trigger pulse Slope Trigger to Sweep Comparator Multivibrator Generator V40A, V40B V 10 A, V 10 B circuit Internal trig ­ ger signal from Vertical Amplifier TRIG TRIG INPUT LEVEL TRIGGER Fig. 3-4. Sweep Trigger detailed block diagram.
  • Page 34 Circuit Description-Type 310A signals from DC to four megahertz. When the Trigger To start the sweep on the negative slope of the trigger Coupling-Mode switch is set to the AC or AUTO positions, signal, TR I GGER switch SW2B reverses the connections to the trigger signal must pass through C2.
  • Page 35 Circuit Description — Type 310A goes positive to turn V40B off. The output level of this SWEEP GENERATOR stage returns to the quiescent level near the supply voltage. General Auto Triggering. When the Trigger Coupling-Mode The Sweep Generator circuit produces a sawtooth volt ­...
  • Page 36 Circuit Description-Type 310A Unblanking gate to Trigger pulse Sweep Gate Sawtooth Disconnect Sawtooth from Sweep Multivibrator Sweep Diodes Horizontal Trigger V102A, V102B Generator V150A, V150B Amplifier circuit VI 10 V160A, V160B Variable TIME/DIV Horizontal TIME/DIV Trigger Coupling-Mode Display Reset and...
  • Page 37 Circuit Description-Type 310A trol grid of V160B goes negative also. This produces a conditions and are ready to produce another sweep as soon posit ive-going change at the plate of V160B which is con ­ as the Sweep Gate Multivibrator stage is ready to receive nected to the grid of cathode follower V160A.
  • Page 38 Circuit Description-Type 31OA Sawtooth Saw ­ from Sweep tooth Generator Input CF V220B circuit CENTER Horizontal SW210 Out- deflection signal to Horizontal HORIZONTAL Paraphase horizontal Display POSITION Amplifier deflection V240A, plates of V240B HORIZ INPUT SWEEP Ext ­ R250 ernal HORIZ Horizontal GAIN...
  • Page 39 Circuit Description — Type 310A SW530 CALIBRATOR Output Calibrator Cathode Output Multivibrator Follower Attenuator V501A, V520 V501B Fig. 3-7. Calibrator circuit detailed block diagram. V240B and the current through it increases. This increase CALIBRATOR in current through V240B produces a negative-going saw ­...
  • Page 40 Circuit Description-Type 310A the conduction of the 150-Volt Series Regu lato r stage. binding post. In the fully counterclockwise position of the This output current changes to provide a constant, low- CALIBRATOR switch, the CAL OUT binding post is dis ­...
  • Page 41 Circuit Description-Type 310A SW600 POWER + 300-Volt Rectifier D660 + 300-Volt Series Regulator V663 +300 Volt Error Amp ­ lifier V661 + 1 00-Volt + 1 00-Volt Series Rectifier Regulator D630 V633 Line +100 Input Power Volt (99-132 V input Error Amp ­...
  • Page 42 Circuit Description-Type 310A CRT CIRCUIT of +100-Volt Error Amplifier V631 as an error signal. Regulation of the output voltage is controlled by +100-Volt General Series Regulator V633 in a similar manner to that described The CRT Circuit provides the high voltage and control for the –150-Volt Supply.
  • Page 43 Circuit Description-Type 310A tubes V720 and V730. The two remaining windings provide stage, V701A. V701A amplifies the error signal and pro ­ the control grid and cathode potential for the CRT. Both of duces a control signal to the High-Voltage Osci l lator stage.
  • Page 44 NOTES...
  • Page 45 Avoid chemicals which contain benzene, toluene, The side panels of the Type 310A are held in place by xylene, acetone or similar solvents. s l o tted fasteners. To remove the panels, turn each fastener counterclockwise several turns with a screwdriver.
  • Page 46 Wiring Color-Code. All insulated wire and cable used in recommended. The best check of tube performance is its the Type 310A is color-coded to facilitate circuit tracing. actual operation in the instrument. More details on check ­ Signal carrying leads are identified with one or two colored ing tube operation is given under Troubleshooting.
  • Page 47 ­ nections, broken wires, damaged components, etc. nents in the Type 310A. Components which are soldered in place are best checked by disconnecting one end. This 4. Check Instrument Calibration. Check the calibration...
  • Page 48 Standard Par ts . All electrical and mechanical part 1. Use a hot iron for a short time. Apply only enough replacements for the Type 310A can be obtained through heat to make the solder flow freely. Use a heat sink to your local Tektronix Field Office or representative.
  • Page 49 3. Remove the CRT socket. spacers may be re-used if they are not damaged. The applicable Tektronix Part Numbers for the ceramic strips 4. Loosen the CRT clamp at the base of the CRT shield. and spacers used in this instrument are given in the Mechan ­...
  • Page 50 If the power transformer becomes defective, original type or a direct replacement. contact your local Tektronix Field Office or representative for a warranty replacement (see the Warranty note in the CAUTION front of this manual).
  • Page 51 To assure instrument accuracy, check the calibration of equipment required picture preceding the desired portion. the Type 310A every 500 hours of operation, or every six To prevent unnecessary recallbration of other parts of the months if used infrequently. Before complete calibration,...

  • Page 52: Performance: -150 Volts

    120 volts amplitude at 50 hertz and one kilohertz repetition rate with a 120 nanosecond or less risetime; 500 17. 10X probe for Type 310A. Tektronix P6012 recom ­ millivolts into 50 ohms at 400 kilohertz with a five nano ­...

  • Page 53: Table Of Contents

    Performance Check/Calibration — Type 310 A 3. Check Low-Voltage Power Supply Page 5-8 10. Check/Adjust Vertical Gain (R442) Page 5-12 Regulation REQUIREMENT: Five divisions vertical deflection at .1 VOOTU/DIV with 0.5-volt square-wave input. Output voltage tolerances over line voltage range (from reference at center of regulating range) .

  • Page 54: Performance

    Performance Check/Calibration — Type 310 A position with a two-division display at two megahertz; PERFORMANCE: Correct ______ incorrect (list stable display in the AC and DC positions with a two- exceptions) _ _____________________________________ division display at four megahertz. External, stable display in the AUTO position with a two-volt signal at two mega ­...
  • Page 55 36. Check Normal Sweep Timing Accuracy Page 5-23 General The following procedure is arranged so the Type 310A REQUIREMENT: Correct timing within 0.24 division can be calibrated with the least interaction of adjustments over center eight divisions at each TIME/DIV switch and reconnection of equipment.
  • Page 56 Performance Check/Calibration — Type 310A The following procedure uses the equipment listed under 2. Turn the SCALE ILLUM control clockwise to turn Equipment Required. If other equipment is substituted , the power on. Allow at least 20 minutes warmup before control settings or calibration setup may need to be altered proceeding.
  • Page 57 Equipment required for s eps 1 through 9 is s Variable LIBRATED in Fig. 5-1. Input Coupling b. Se ate the chassis of the Type 310A and swing the Trigger contr right chassis open. TRIGGER + INT gger Coupl Mode c.
  • Page 58 C rati Type 310A NOTE Meter readi +300 volt ±9 vol The — 150-Vo ply can be adjusted to any vol NOTE within the — 15 t ±4.5 vol s range to bring e ther the +100 - vo...
  • Page 59 ( f the line vol age is near the center of the re ing range, the Type 310A can be connected Fig. 5-3. Location of high-voltage test point and adjustment (right de) . dire ly to the line, otherwise, leave the ins rument con ­...
  • Page 60 Then, s wly rotate it clockw Rear-panel operational a t, can be adjusted as until the trace first appears on the Type 310A CRT. Adjust part of a pe formance che the test os illoscope ve tical pos...
  • Page 61 Che ibra ion- Type 310A CK - The ace sh o be par to t he cent horizontal line within 0.5 divis 10 divisions (i. e ., with trace pos tioned to cen er horizontal line at the farthest left tical line of the g icule, the trace must be within 0.5...
  • Page 62 Ch eck/Ca rati — Type 310A Fig. 5-7. Equipment required for steps 10 through 16. CRT contro Rear-panel controls Adjust for well defined display FOCUS H ORIZ GAIN Cloc kwise INTENS Adjust for visible display As desire (power on) 10.

  • Page 63: Check/Adjust Vertical Preamp Li Fier Gain

    Che ion-Type 310A cal deflection within 3% in each position of the VOLTS DIV s itch. TABLE 5-1 Vertical Deflection Accuracy Maximum ical Standard VOLTS error for amplitude deflection switch ±3% accuracy sett ing calibrator in divisions (divisions) output Checked in previous st e p ±0.15...

  • Page 64: Check Low-Frequency Linearity

    VERTICAL P TION control. the Type 310A chassis near the test point, d. Reduce the display to exactly two divisions with the Variable VOLTS V control (keep display centered about f. ADJUS T – H um B...
  • Page 65 Chec ion — Type 310A F i g. 5-11. Equipment required for steps 17 through 21. CRT contro 17. Che Adjust Volts/ sion Switch Series Compensation FOCUS Adjust for well defined display a Equipment required for steps 17 through 21 is shown...
  • Page 66 Ch eck/ ion — Type 310A given in Table 5-2 and readjust the gene tor output ampli - tude at each VOLTS DIV switch s ting to maintain a four - division display. n. ADJU ST – V OLTS / DIV switch s...

  • Page 67: C Heck/Adjust Volts/Division S Witch

    C rati Type 310A waveform (use iow-c tance s crew driver). Readjust the or output amplitude at each setting to maintain a four-division display, or to provide maximum vertical deflection in the 10 pos tion. Fig. 5-12 shows the loc tion of the variable capacitors.
  • Page 68 Performance C on-Type 310A 21. Che Adjus ifier High-Frequency d. If necess ary, adjust the t iggering controls for a stable Compensa display. a. Set the VOLTS DIV sw tch to .01. e. CHECK CRT display for square c or ner and flat top within 0.15 division.

  • Page 69: Check Upper Vertical Bandwidth Limit

    Performance Check/Calibration-Type 310A e. CHECK - CRT display 2.8 divisions or greater in 22. Check Upper Vertical Bandwidth Limit amplitude (not more than -3 dB). a. Equipment required for steps 22 through 37 is shown in Fig. 5-15. f. Disconnect all test equipment.

  • Page 70: Check Triggering Slope Operation

    Performance Check/Calibration-Type 310A LEVEL control may be adjusted as necessary to obtain a Check Low-Frequency Triggering Operation stable display). a. Change the following control settings: VOLTS/DIV q. Set the Trigger Coupling-Mode switch to AUTO. TRIGGER –I NT Trigger Coupiing-Mode AUTO r.

  • Page 71: Check/Adjust Sweep Length (R161)

    C hiæk/ brat ion-Type 310A VOLTS b. CHECK – Sweep length between 10.2 and 10.8 divi ­ TRIGGER + INT ons as s h own by 0.2 to 0.8 division of horizontal deflec ­ TIME 1 MSEC tion to the right of the tenth vertical line.

  • Page 72: Adjust Figh-Speed Linearity

    Performance Check/Calibration-Type 310A 33. Adjust 10- Microsecond Timing d. CHECK – CRC Display for four-division maximum spacing between markers (i ndicates adequate range for a. Position th e first marker to the left vertical lint of the continuously variable sweep rate between the calibrated graticule with the HORIZONTAL POSITION control.
  • Page 73 Ch eck/ ion-Type 310A between the s nd and tenth ve tical lines of the graticule The mar er at the tenth ve ical line must be within 0.4 division (within 5%) of the line when the marker at the seco nd vertical line is pos tioned exactly.

  • Page 74: Check/Adjust Calibrator Amplitude

    CHE – CRT dis lay for difference between the Other controls andard amplitude calibrator output level and the Type 310A calibrator output level is 0.3 division (three volts) or VERTICAL Midrange less (calibrator output amplitude, 1 0 volts ±3%). The...

  • Page 75: Check Calibrator Repetition Rate

    ADJUST – Cal Adj, R510 (sea Fig. 5-20), for no difference between the standard amplitude ca ibrator out 40. Check External Horizontal Deflection Fac put level and the Typo 310A ca ibrator output level, a. Change th e following control settings h. CHECK – Using the CALIBRATOR switch, VOLTS...

  • Page 76: Check External Blanking

    (20 volts peak to peak) at one kilohertz. This completes the Calibration Procedure for the Type 310A. Disconnect all test equipment and replace the side d. Remove the ground bar from between the CRT panels. If the instrument has been completely checked and/ CATHODE and GND binding posts on the rear panel.
  • Page 77 If a part you have ordered has been replaced with a new or improved part, your local Tektronix, Inc. Feld Office or representative will contact you concerning any change in part number.
  • Page 78 PARTS LIST ABBREVIATIONS binding head brass internal length or long binding head steel met. metal cap. capacitor mtg hdw mounting hardware ceramic outside diameter comp composition oval head brass connector conn oval head steel cathode-ray tube part of countersunk pan head brass double end pan head steel diameter...
  • Page 79 Type 31 0 A SECTION 6 ELECTRICAL PARTS LIST Values fixed unless marked Variable. Bulbs Tektronix Part Number B165 Neon, NE-23 Use 150-027 B166 Neon, NE-23 Use 150-027 Use 150-027 B177 10,001-21,331 Neon, NE-23 150-0030-00 B177 21,332-up Neon, NE-2V Use 150-027...
  • Page 80 Electrical Parts List — Type 31 0 A Capacitors (continued) Tektronix Part Number C218 .02 μF Cer. 150 v 283-004 C220 12 μμF Cer. 500 v 281-506 C240 6.25 μF 300 v -10% + 100% 290-025 C250 9-180 μμF Mica Var.
  • Page 81 Electrical Parts List — Type 310A Capacitors ( continued) Tektronix Part Number C639 .01 μF 400 v 285-510 C660 40 μF 350 v -10% + 100% Use 290-0088-00 10,001-10,122 Cer. C661 .02 μF 600 v Use 283-022 10, 123-14453X .02 μF Cer.
  • Page 82 Electrical Parts List — Type 310A Resistors Tektronix Part Number Resistors are fixed, composition, ±10% unless otherwise indicated. 302-105 1 meg ½ W ½ W 302-474 470 k 302-470 47 Ω ½ W R 10 ½ W 302-822 R 11 8.2 k...
  • Page 83 Electrical Parts List — Type 31 0A Resistors continued) Tektronix Part Number R150 X21880-up 22 meg ¼ W 316-0226-00 R160 8.2 k 304-822 Var. R161 Comp. Sweep Length 311-011 R162 15 k 306-153 R165 100 Ω ½ W 302-101 220 k ½...
  • Page 84 Electrical Parts List — Type 31 0 A Resistors (continued) R325 ½ W 309-099 Prec. R326 16 k ½ W 301-163 R329 18 k ½ W 302-183 R340 470 k ½ W 302-474 R341 4.7 k ½ W 302-472 R342 4.7 k 302-472 ½...
  • Page 85 Electrical Part s List — Type 31 0 A Resistors continued ) Tektronix Part Number ½ W Use 323-0401-00 147 k Prec. R462 302-473 R465 47 k ½ W .2 W Var. Hum Balance 311-060 R470 302-270 27 Ω R480 ½...
  • Page 86 Electrical Parts List — Type 31 0 A Resistors (continued) Tektronix Part Number R668 20 W 308-031 1 meg R669 ½ W Prec. 309-014 490 k R670 ½ W Prec. 309-002 2.2 meg R671 ½ W 302-225 R701 1.5 meg ½...
  • Page 87 Electrical Parts Ust — Type 31OA Thermal Cut-Out Tektronix Part Number TK600 Thermal Cutout 165°F. 260-227 Transformers T600 Plate and Heater Supply *120-118 T700 CRT Supply 120-121 Electron Tubes V1 0 6DJ8 154-187 6DJ8 154-187 V 1 02 6DJ8 154-187...
  • Page 88 SECTION 7 MECHANICAL PARTS LIST Type 310A...
  • Page 89 Mechanical Parts List — Type 31OA CABINET SERIAL/MODEL NO. REF. DESCRIPTION PART NO. EFF. DISC. SCREW, fastening, steel, 6-32 x ¾ x У2 inch 213-0040-00 105-0009-00 STOP, steel, 5/32 IDx ” / 32 inch OD WASHER, steel, IDx 5 / 1 inch OD 210-0870-00 NUT, cabinet, fastener, small with insert...
  • Page 90 Mechanical Parts List — Type 310A о RIAL/ PART NO CRIPTIO DISC PANEL, front 333-0452-00 NUT, knu led, 1 ¾ inch 210-0434-00 WASHER, neoprene, ID x % inch OD 210-0844-00 COVER, graticule 0073-00 GRATICULE 331-0027-00 KNOB, small black — INTENSITY...
  • Page 91 Mechanical Parts List — Type 31OA FRONT (Cont'd) SERIAl/MODEL NO. REF. DESCRIPTION PART NO. EFF. DISC. 366-0029-00 10001 20759 KNOB, large black — TIME/DIV. 366-0142-00 20760 KNOB, large charcoal — TIME/DIV. Includes: 213-0004-00 SCREW, set, 6-32 x 3 / 1 inch HSS 366-0031-00 KNOB, TIME/DIV., red...
  • Page 92 Mechanical Parts List — Type 31OA FRONT IConfd) SERIAL/MODEL NO. REF. PART NO. DESCRIPTtoN EFF. DISC. 366-0031-00 KNOB, VOLTS/DIV., red Includes: 213-0004-00 SCREW, set, 6-32 x 3 / 1 inch HSS 262-0198-00 SWITCH, VOLTS/DIV., wired Includes: 260-0206-00 SWITCH, VOLTS/DIV., unwired 384-0164-00 ROD, extension, aluminum, ¼...

  • Page 93: Includes: 1 Screw, Set, 6-32

    Mechanical Parts List — Type 310A FRONT (Confd) SERIAL/ MODEL NO. REF. DESCRIPTION PART NO. EFF. DISC. 366-0033-00 10001 20759 KNOB, small black — SCALE ILLUM. 366-0148-00 20760 KNOB, small charcoal — SCALE ILLUM. Includes: 3/ l6 SCREW, set, 6-32 x...

  • Page 94: Mounting Hardware: (Not Included)

    Mechanical Parts L — Type 310A GHT SIDE (Open) IAl/ L NO PART NO. CRIPT OESC 0063-00 10001 18969 SOCKET, 12 pin, CRT 136-0143-00 18970 SOCKET, CRT ass y with 10 leads 343-0005-00 CLAMP, cable, inch, plastic Mounting Hardwaro F...
  • Page 95 Mechanical Parts List — Type 31OA RIGHT SIDE (Open) (Cont'd) SERIAL/MODEL NO. REF. PART NO. DESCRIPHON EFF. DISC. 124-0090-00 10001 14453 STRIP, ceramic, % inch x 9 notches 124-0095-00 14454 STRIP, ceramic, inch x 9 notches 7 / 16 Each Includes: 355-0046-00 STUD, nylon Mounting Hardware For Each (not included)

  • Page 96: Nut, Hex, Brass, 4-40 X 3 / U Inch

    Mechanical Parts — Type 31OA GHT SIDE (Closed) L/MODI SCRIP PART NO. oisc. sub- panel, front 386-0871-00 Mounting Hardware: (not included) SCREW, 6-32 x ’ /u inch FHS 1 ’ 211 0538-00 CKWASHER, s el, internal #6 210-0006-00 NUT, hex, brass, 6-32 x ’...
  • Page 97 Mechanical Parts List — Type 310A RIGHT SIDE (Closed) (Cont ’ d) serial model no REF. PART NO. DESCRIPTION disc 124-0091-00 STRIP, ceramic, 7 / ) inch x 11 notches Each Includes: 355-0046-00 STUD, nylon Mounting Hardware For Each (not included)
  • Page 98 Mechanical Parts Ust — Type 310A POWER CHASSIS 7-10...

  • Page 99: Nut, Hex, Brass

    Mechanical Parts List — Type 310A POWER CHASSIS SERIAL/MODEL NO. REF. DESCRIPTION PART NO. EFF. DISC. FRAME, top right, 7 7 inches 426-0066-00 Mounting Hardware: (not included) SCREW, 6-32 x /,s inch FHS 100° 211-0538-00 CLIP, spring, tube, large 344-0014-00...
  • Page 100 Mechanical Parts List — Type 310A POWER CHASSIS (Confd) SERIAL/MODEL NO. REF. PART NO. DESCRIPTION EFF. DISC. 211-0511-00 SCREW, 6-32 x ’ /2 inch BHS 166-0030-00 TUBE, spacer, aluminum, ¼ ODx /u inch long 210-0006-00 LOCKWASHER, steel, internal #6 210-0407-00...
  • Page 101 Mechanical Parts L — Type 31OA LEFT SIDE ■IF CRIPT PART NO IFF. DISC. 441 0231 00 CHASSIS, vertical amplifier 260-0096-00 •S TCH, MAG., rotary Mounting Hardware: (not included w 210-0413-00 NUT, hex, brass, %-32 x ¼ inch 210 - 0012 -00 CKWASHER, s el, internal % x ’...
  • Page 102 Mechanical Parts L — Type 310A VERTICAL AMPL ER CHASSIS 7-14...
  • Page 103 Mechanical Parts List — Type 310A VERTICAL AMPLIFIER CHASSIS (Cont'd) SERIAL/ MODEL NO. REF. DESCRIPTION PART NO. EFF. DISC. 426-0067-00 FRAME, top left, 7 /e x 14 7 /« inches 344-0014-00 CLIP, spring, tube, large 129-0029-00 POST, connecting 1 inch x 2 notches...
  • Page 104 Mechanical Paris List — Type 310A VERTICAL AMPLIFIER CHASSIS (Contd) SERIAL/MODEL NO. REF. DESCRIPTION PART NO. EFF. DISC. 124-0089-00 STRIP, ceramic, ¾ inch x 7 notches Each Includes: 355-0046-00 STUD, nylon Mounting Hardware For Each: (not included) SPACER, nylon .063 inch high...
  • Page 105 Mechanical Parts List — Type 310A VERTICAL AMPLIFIER CHASSIS (Conf'd) SERIAL/MODEL NO. REF. PART NO. EFF. DISC. NUT, hex, brass, 4-40 x 3/ 1 inch 210-0406-00 LOCKWASHER, steel, internal #4 210-0004-00 SPACER, aluminum, 3/ u OD x Уд inch long...
  • Page 106 Mechanical Parts L — Type 310A REAR 7-18...
  • Page 107 Mechanical Parts List — Type 310A REAR (Cont'd) SERIAL/MODEL NO. REF. DESCRIPTION PART NO. EFF. DISC. 386-0879-00 10001 12578 PLATE, overlay, power half, blue wrinkle 12579 387-0049-00 13416 PLATE, overlay, power half, blue vinyl 387-0321-00 13417 PLATE, overlay, power half, blue vinyl...

  • Page 108: Bracket, Aluminum

    Mechanical Paris List — Type 31OA REAR (Conf'd) SERIAL/ MODEL NO. REF. DESCRIPnON PART NO. EFF. DISC. 406-0421-00 BRACKET, aluminum, 1 x 3V /^ inches (rear pot) 7 /14 Mounting Hardware: (not included) 210-0407-00 NUT, hex, brass, 6-32 x ¼ inch 210-0006-00 LOCKWASHER, steel, internal #6 211-0538-00...
  • Page 109 Mechanical Parts L — Type 31OA CRT SHIELD PART NO. DISC. CLAMP, CRT, l ¾ * inches diameter 343-0029-00 Mounting Hardware: (not included) • NUT, keps, 6-32 x ’ 7u inch 210-0457-00 WASHER, s el, 6L x ¼ inch 210-0803-00 , 6-32 x 7,* inch FHS 211-0538-00 NUT, s...
  • Page 110 Mechanical Parts List — Type 31OA STANDARD ACCESSORIES SERIAL/MODEL NO. REF. PART NO. EFF. DISC. 378-0509-00 21119 1001 FILTER, light, plexi., green 378-0550-00 21120 24179 FILTER, light, smoke gray 378-0552-00 24180 FILTER, light, blue ADAPTER, 3 to 2 wire 103-0013-00 10001 24179X 161-0013-00...
  • Page 111 SECTION 8 DIAGRAMS The following special symbols are used on the diagrams: Screwdriver adjustment Front- or rear-panel control or connector. Indicates coaxial connector...
  • Page 112 TVPL 3IOA OSCILLOSCOPE...
  • Page 113 BLOCK DIAGRAM...
  • Page 114 TYPE 3/OA OSCILLOSCOPE...
  • Page 115 © CIRCUIT NUMBERS I THRU 49...
  • Page 117 SWEEP GENERATOR...
  • Page 119 SWEEP - TIMING SWITCH...
  • Page 120 TYPE 3/0A OSCILLOSCOPE ®...
  • Page 121 HORIZONTAL AMPLIFIER CIRCUIT NUMBERS 25O-UP...
  • Page 122 TYPE ЗЮА O5CLLO5COPL...
  • Page 123 VERTICAL PREAMPLIFIER I CIRCUIT NUMSbR$| SOO THRU 399...
  • Page 124 TYPE 3/0A O3C/LLOSCOPE...
  • Page 125 VERTICAL AMPLIFIER CIRCUIT NUM&LRS 400 THRU 460...
  • Page 126 HLATLR WIRING DIAGRAM TYPE 3IOA OSCILLOSCOPE...
  • Page 127 CIRCUIT NUMBERS] I GOO THpUfeT¾ J TYPE3/0A OSCILLOSCOPE L V POWER SUPPLY...
  • Page 128 TYPE 3/OA OSCILLOSCOPE...
  • Page 129 CRT C/RCU/T CIRCUIT NUMBERS 700 THRU 760...
  • Page 130 TYPE 3/0 A OSCILLOSCOPE...
  • Page 131 CALIBRATOR CIRCUIT NUMBERS SOO THRU 549...
  • Page 132 MANUAL CHANGE INFORMATION At Tektronix, we continually strive to keep up with latest electronic developments by adding circuit and component improvements to our instruments as soon as they are devel ­ oped and tested. Sometimes, due to printing and shipping requirements, we can't get these changes immediately into printed manuals.

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