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Tektronix WFM 300A Instruction Manual
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Tektronix WFM 300A Instruction Manual

Tektronix WFM 300A Instruction Manual

Component/composite waveform monitor (sn b020000 and up)
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Instruction Manual

WFM 300A
Component/Composite Waveform Monitor
(SN B020000 and Up)
070-7636-04
Warning
The servicing instructions are for use by qualified
personnel only. To avoid personal injury, do not
perform any servicing unless you are qualified to
do so. Refer to all safety summaries prior to
performing service.

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Summary of Contents for Tektronix WFM 300A

  • Page 1: Instruction Manual

    Instruction Manual WFM 300A Component/Composite Waveform Monitor (SN B020000 and Up) 070-7636-04 Warning The servicing instructions are for use by qualified personnel only. To avoid personal injury, do not perform any servicing unless you are qualified to do so. Refer to all safety summaries prior to...
  • Page 2 Copyright © Tektronix, Inc. All rights reserved. Tektronix products are covered by U.S. and foreign patents, issued and pending. Information in this publication supercedes that in all previously published material. Specifications and price change privileges reserved. Printed in the U.S.A.

  • Page 5: Contacting Tektronix

    For product support outside of North America, contact your local Tektronix distributor or sales office. Service Contact your local Tektronix distributor or sales office. Or visit Support our web site for a listing of worldwide service locations. http://www.tektronix.com For other...
  • Page 11 1–12...

  • Page 15: General Safety Summary

    General Safety Summary Review the following safety precautions to avoid injury and prevent damage to this product or any products connected to it. To avoid potential hazards, use this product only as specified. Only qualified personnel should perform service procedures. To Avoid Fire or Use Proper Power Cord.
  • Page 16 WFM 300A General Safety Summary Symbols and Terms Terms in this Manual. These terms may appear in this manual: WARNING. Warning statements identify conditions or practices that could result in injury or loss of life. CAUTION. Caution statements identify conditions or practices that could result in damage to this product or other property.
  • Page 27 Table 1–15: Certifications and compliances Category Standards or description EC Declaration of Conformity – Meets intent of Directive 89/336/EEC for Electromagnetic Compatibility. Compliance was demonstrated to the following specifications as listed in the Official Journal of the European Union: EN 50081-1 Emissions: EN 50082-1 Immunity: FCC Compliance Emissions comply with FCC Code of Federal Regulations 47, Part 15, Subpart B, Class A Limits.
  • Page 28 WFM 300A — SPECIFICATIONS Table 1–15: Certifications and compliances (cont.) Category Standards or description European Union Compliance Low Voltage Directive 73/23/EEC, amended by 93/69/EEC EN 61010-1 Additional Compliance IEC61010-1 Safety Certification Compliance Temperature, operating +5 to +40_ C Altitude (maximum operating)

  • Page 55: Service Safety Summary

    Service Safety Summary Only qualified personnel should perform service procedures. Read this Service Safety Summary and the General Safety Summary before performing any service procedures. Do Not Service Alone. Do not perform internal service or adjustments of this product unless another person capable of rendering first aid and resuscitation is present.
  • Page 56 WFM 300A — Service Safety Summary S– 2...
  • Page 86 WFM 300A — THEORY OF OPERATION 4– 24...

  • Page 139: Using The Replaceable Electrical Parts List

    Replaceable Electrical Parts This section contains a list of the components that are replaceable for the WFM 300A. Use this list to identify and order replacement parts. There is a separate Replaceable Electrical Parts list for each instrument. Parts Ordering Information Replacement parts are available from or through your local Tektronix, Inc., Field...

  • Page 140: Column Descriptions

    Chassis-mounted parts and cable assemblies have no assembly number prefix and are located at the end of the electrical parts list. Tektronix Part No. Indicates part number to be used when ordering replacement part from (Column 2) Tektronix.

  • Page 141: Replaceable Electrical Parts

    MOTOROLA INC SEMICONDUCTOR PRODUCTS SECTOR 07716 IRC, INC 09023 CORNELL–DUBILIER ELECTRONICS DIV FEDERAL PACIFIC ELECTRIC CO WFM 300A Address City, State, Zip Code 1885 NW 169TH PLACE BEAVERTON OR 97006 4300 S RACINE AVE CHICAGO IL 60609–3320 100 TRI–STATE INTERNATIONAL...
  • Page 142 MELBOURNE FL 32919 PO BOX 883 7 CONTINENTAL BLVD MERRIMACK NH 03054–0399 PO BOX 399 1414 ALLEN BRADLEY DR EL PASO TX 79936 370 W TRIMBLE RD SAN JOSE CA 95131–1008 2200 LAKE PARK DR SMYRNA GA 30080 WFM 300A...
  • Page 143 84411 AMERICAN SHIZUKI CORP OGALLALA OPERATIONS 91637 DALE ELECTRONICS INC 95263 LIGHTING COMPONENTS AND DESIGN INC. WFM 300A Address City, State, Zip Code 233 KANSAS STREET EL SEGUNDO, CA 90245 134 FULTON AVE GARDEN CITY PARK NY 11040–5352 3M AUSTIN CENTER AUSTIN TX 78769–2963...
  • Page 144 DHR28Z5U103M4KV 18796 DHR28Z5U103M4KV 04222 SA305E474MAA TK2058 TCK45YS3H102M–A 04222 MA302C153KAA 04222 MA302C153KAA 04222 MA302C153KAA TK1913 MKS 2 0.1UF 20% 55680 UVX1H100MAA1TD TK1913 MKS 2 0.1UF 20% 04222 SA105E104MAA 0H1N5 CEJSM2C100M 04222 MA302C153KAA 04222 MA302C153KAA 04222 SA305E474MAA TK1913 FKP1 .01/2000/5 WFM 300A...
  • Page 145 671–2890–01 A1C65 281–0563–00 671–2890–01 A1C65 281–0775–01 671–2890–07 A1C66 290–0974–03 A1F1 159–0021–00 200–2264–00 204–0906–00 A1J1 131–5338–00 WFM 300A Discontinued Name & Description CAP,FXD,ALUM:10UF,20%,160V,ESR=24.9 OHM(120HZ,20C), LS=0.200 INCH,13X20MM,105C,5000HRS CAP,FXD,CERAMIC:MCL;0.1UF,20%,50V,Z5U,0.170 CAP,FXD,CERAMIC:MCL;0.1UF,20%,50V,Z5U,0.170 CAP,FXD,CERAMIC:MCL;0.1UF,20%,50V,Z5U,0.170 CAP,FXD,ALUM:560UF,20%,50V,ESR=0.40 OHM (100KHZ,20C) CAP,FXD,ALUM:560UF,20%,50V,ESR=0.40 OHM (100KHZ,20C) CAP,FXD,ALUM:560UF,20%,50V,ESR=0.40 OHM (100KHZ,20C) CAP,FXD,ALUM:560UF,20%,50V,ESR=0.40 OHM (100KHZ,20C) CAP,FXD,ALUM:10UF,20%,160V,ESR=24.9 OHM(120HZ,20C),...
  • Page 146 91637 CCF501G100R0F 32997 3386F–1–255 50139 CB4715 91637 CCF501G100R0F 91637 CCF501G10R00F 91637 CCF50G37400F 91637 CCF501G37401F 91637 CCF501G100R0F 91637 CCF501G100R0F 91637 CCF50–2–G4993FT 91637 CCF501D13001D 91637 CCF501G37401F 50139 CB4705 50139 CB1035 91637 CCF501G10002F 91637 CCF50–2–G4993FT 91637 CCF501D13001D 91637 CCF501G20000F 91637 CCF50G475R0F WFM 300A...
  • Page 147 322–3315–00 671–2890–05 A1R85 322–3452–00 671–2890–01 A1R85 322–3385–00 671–2890–07 A1R86 308–0793–00 WFM 300A Discontinued Name & Description RES,FXD:METAL FILM;2K OHM,1%,0.2W,TC=100 PPM RES,FXD:METAL FILM;22.1 OHM,1%,0.2W,TC=100 PPM RES,FXD,CMPSN:22 M OHM,5%,0.25WALLEN BRADLEY ONLY RES,FXD,CMPSN:470 OHM,5%,0.25W RES,FXD,CMPSN:10K OHM,5%,0.25W RES,FXD:METAL FILM;178 OHM,1%,0.2W,TC=100 PPM RES,FXD:METAL FILM;150K OHM,1%,0.2W,TC=100 PPM RES,FXD,CMPSN:470 OHM,5%,0.25W...
  • Page 148 0LUA3 1N4936 0LUA3 1N4936 0LUA3 1N4936 51993 95–4421 (80SQ04 04713 MBR10100 0LUA3 1N4936 27014 FDH9427 0LUA3 1N4936 27014 FDH9427 0LUA3 1N4936 27014 FDH9427 0LUA3 BYV96E 12954 DR850701B (40SL 04713 MUR460RL 12954 DR850701B (40SL 04713 MUR460RL 12954 DR850701B (40SL WFM 300A...
  • Page 149 311–2468–00 366–1701–01 A2R445 311–2468–00 366–1701–01 A2S109 260–2300–00 366–0616–00 A2S125 260–2300–00 366–0616–00 A2S142 260–2300–00 366–0616–00 WFM 300A Discontinued Name & Description DIODE,RECT:ULTRA FAST;600V,4A,50NS 671–2890–05 DIODE,RECT:FAST RCVRY;600V,3A,200NS DIODE,RECT:ULTRA FAST;600V,4A,50NS DIODE,SIG:ULTRA FAST;40V,150MA,4NS,2PF DIODE,SIG:ULTRA FAST;40V,150MA,4NS,2PF DIODE,RECT:FAST RCVRY;400V,1A,200NS 671–2890–06 DIODE,SIG:ULTRA FAST;40V,150MA,4NS,2PF DIODE,RECT:FAST RCVRY;400V,1A,200NS DIODE,SIG:ULTRA FAST;40V,150MA,4NS,2PF DIODE,RECT:FAST RCVRY;400V,1A,200NS...
  • Page 150 34361 B3F1152 7X318 ORDER BY DESC 34361 B3F1152 7X318 ORDER BY DESC 34361 B3F1152 7X318 ORDER BY DESC 34361 B3F1152 7X318 ORDER BY DESC 34361 B3F1152 7X318 ORDER BY DESC 34361 B3F1152 7X318 ORDER BY DESC 34361 B3F1152 WFM 300A...
  • Page 151 672–0278–10 B024645 672–0278–11 B024749 672–0278–12 B024878 131–3717–00 337–0896–00 337–1197–02 WFM 300A Discontinued Name & Description PUSH BUTTON:0.585 X 0.3 X 0.150 *END ATTACHED PARTS* SWITCH,SIG:SPST;PUSH,MOM,NO,W/GROUND TERM, MANUAL INSERTION,100 GRAMS,SILVER,SEALED *ATTACHED PARTS* PUSH BUTTON:0.585 X 0.3 X 0.150 *END ATTACHED PARTS* DIODE,OPTO:LED;GRN,565NM,24MCD AT 20MA,45...
  • Page 152 SA105E104MAA 04222 SA105E104MAA TK1743 CGB103KEX 19701 2805D1R810BH03F 04222 SA102A2R2DAA 04222 SA102A5R6DAA 04222 SA102C331MAA TK2058 DA12COG2HR68M TK2058 DA12COG2HR68M 04222 SA105E104MAA 04222 SA105E104MAA 04222 SA102A470KAA 04222 SA105E104MAA 0H1N5 CEBPM1E470M TK1743 CGB103KEX 84411 TEK 329 04222 SA105E104MAA 04222 SA102C331MAA TK0891 RDM19FD751J03 WFM 300A...
  • Page 153 281–0756–00 A3C856 281–0302–00 A3C857 281–0797–00 A3C860 281–0537–00 A3C861 281–0898–00 A3C862 281–0302–00 A3C863 281–0756–00 A3C864 281–0184–00 WFM 300A Discontinued Name & Description CAP,FXD,CERAMIC:MCL;0.1UF,20%,50V,Z5U,0.170 CAP,FXD,MICA DI:77PF,1%,500V,RADIAL CAP,FXD,CERAMIC:MCL;0.1UF,20%,50V,Z5U,0.170 CAP,FXD,CERAMIC:MLC;2.2PF,+/–0.5PF,200V,NPO,0.100 X 0.170 CAP,FXD,ELCTLT:4.7UF,+75–10%,35VDC CAP,FXD,CER DI:100PF,5%,100V CAP,FXD,ELCTLT:10UF,20%,60VDC CAP,FXD,CERAMIC:MCL;0.1UF,20%,50V,Z5U,0.170 CAP,FXD,CERAMIC:MLC;33 PF,5%,50V,0.100 X 0.170 CAP,FXD,CERAMIC:MLC;270PF,10%,100V,0.100 X0.170 CAP,FXD,CERAMIC:MCL;0.1UF,20%,50V,Z5U,0.170 CAP,FXD,ALUM:33UF,20%,50V,6 X 11MM,0.1SP...
  • Page 154 ORDER BY DESC TK2469 175–9797–00 53387 2402–6112 UB 00779 536460–4 78189 1202–00–00–0541 73743 12157–50 TK0435 ORDER BY DESC 00779 87232–2 53387 2402–6112 UB 53387 2402–6112 UB 53387 2402–6112 UB 53387 2406–6112TB TK2058 TSL0707–100K1R9 0JR03 108–1212–00 0JR03 108–1212–00 22526 68786–202 WFM 300A...
  • Page 155 151–0188–00 A3Q673 151–0188–00 A3Q689 151–1005–03 A3Q737 151–0619–00 A3Q747 151–0188–00 WFM 300A Discontinued Name & Description CONN,HDR::PCB;MALE,45 DEG,1 X 2,0.1CTR,0.240 MLG X 0.110 TAIL,30 GOLD CONN,HDR::PCB;MALE,STR,2 X 7,0.1 CTR,0.350D CONN,SHUNT:SHUNT;FEMALE,STR,1 X 2,0.1 CTR, 0.2 H,LOW PROFILE,JUMPER CONN,SHUNT:SHUNT;FEMALE,STR,1 X 2,0.1 CTR, 0.2 H,LOW PROFILE,JUMPER CONN,SHUNT:SHUNT;FEMALE,STR,1 X 2,0.1 CTR,...
  • Page 156 GF06UT2 501 M L 91637 CCF501G10000F 91637 CCF50–2–G3322FT 91637 CCF501G34802F 91637 CCF50–2F39200F 91637 CCF501G82500F 91637 CCF501G30100F 91637 CCF501G200ROF 91637 CCF50–2–G68100F 91637 CCF501G10000F 91637 CCF50–2F39200F 91637 CCF50–2–G1502F 91637 CCF501G10000F 91637 CCF501G15000F 91637 CCF501G18201F 91637 CCF501G100R0F 91637 CCF501G100R0F TK1727 SFR30 2322–182– 50139 EB47G1 WFM 300A...
  • Page 157 A3R382 322–3381–00 A3R383 322–3335–00 A3R387 322–3281–00 A3R388 322–3239–00 A3R389 315–0106–00 WFM 300A Discontinued Name & Description RES,FXD,FILM:3.01K OHM,1%,0.2W,TC=T0MI,SMALL BODY RES,FXD,FILM:604 OHM,1%,0.2W,TC=T0MI,SMALL BODY RES,FXD:METAL FILM;4.75K OHM,1%,0.2W,TC=100 RES,FXD:METAL FILM;4.75K OHM,1%,0.2W,TC=100 RES,FXD:METAL FILM;2K OHM,1%,0.2W,TC=100 PPM RES,FXD:METAL FILM;4.75K OHM,1%,0.2W,TC=100 RES,FXD,FILM:10M OHM,5%,0.25W RES,FXD:METAL FILM;10K OHM,1%,0.2W,TC=100 PPM RES,FXD:METAL FILM;20K OHM,1%,0.2W,TC=100 PPM...
  • Page 158 CCF50–2–G4751FT 91637 CCF501G187R0F 56845 CCF50–2–G4751FT 91637 CCF50–2–G6193FT 91637 CCF50G71501F 91637 CCF50–2–G–69800 91637 CCF501G27400F 91637 CCF501G20000F 91637 CCF50–2–G68100F 91637 CCF50G20R00F 91637 CCF501G100R0F 09969 CCF502G47R50F 91637 CCF501G37401F 91637 CCF501G36501FT TK2073 GF06UT2 103 M L 91637 CCF501G10R00F 91637 CCF501G10002F 91637 CCF501G71500F WFM 300A...
  • Page 159 A3R556 322–3261–00 A3R557 322–3261–00 A3R558 322–3210–00 A3R560 322–3193–00 A3R561 322–3261–00 WFM 300A Discontinued Name & Description RES,FXD,FILM:909 OHM,1%,0.2W,TC=T0MI,SMALL BODY RES,FXD,FILM:3.01K OHM,1%,0.2W,TC=T0MI,SMALL BODY RES,FXD:METAL FILM;8.25K OHM,1%,0.2W,TC=100 RES,FXD,FILM:3.01K OHM,1%,0.2W,TC=T0MI,SMALL BODY RES,VAR,TRMR:CERMET;2K OHM,20%,0.5W,0.197 SQ,TOP ADJUST RES,FXD:METAL FILM;1K OHM,1%,0.2W,TC=100 PPM RES,FXD:METAL FILM;15K OHM,1%,0.2W,TC=100 PPM RES,FXD:METAL FILM;1K OHM,1%,0.2W,TC=100 PPM...
  • Page 160 80009 384106500 91637 CCF501G20000F 91637 CCF501G10000F 91637 CCF50–2–G1502F 91637 CCF50G20R00F 09969 CCF502G47R50F 91637 CCF501G57600F 91637 CCF50–2F39200F 91637 CCF501G28700F 91637 CCF501G57600F 91637 CCF501G100R0F 91637 CCF50–2F39200F 91637 CCF501G200ROF 91637 CCF501G35700F 91637 CCF501G82500F 91637 CCF501G825ROF 91637 CCF50–2F39200F 91637 CCF501G909FOR 91637 CCF501G60400F WFM 300A...
  • Page 161 322–3151–00 A3R755 322–3143–00 A3R756 322–3267–00 A3R757 322–3030–00 A3R758 322–3193–00 A3R759 322–3210–00 WFM 300A Discontinued Name & Description RES,FXD:METAL FILM;10K OHM,1%,0.2W,TC=100 PPM RES,VAR,TRMR:CERMET;1K OHM,20%,0.5W,0.197 SQ,TOP ADJUST RES,VAR,TRMR:CERMET;2K OHM,20%,0.5W,0.197 SQ,TOP ADJUST RES,FXD:METAL FILM;1K OHM,1%,0.2W,TC=100 PPM RES,FXD:METAL FILM;1K OHM,1%,0.2W,TC=100 PPM RES,FXD:METAL FILM;3.32K OHM,1%,0.2W,TC=100 RES,FXD:METAL FILM;3.32K OHM,1%,0.2W,TC=100...
  • Page 162 91637 CCF50–1G24900F 91637 CCF501G15000F 91637 CCF501G100R0F 91637 CCF50–2F619R0F 91637 CCF501G20000F 91637 CCF501G20001F 91637 CCF502G13701F 91637 CCF501G10000F 91637 CCF50G10001F 91637 CCF50G20R00F 91637 CCF501G301ROF 91637 CCF501G49901F 91637 CCF501G49901F 91637 CCF501G200ROF 91637 CCF501G200ROF 91637 CCF501G49901F 91637 CCF501G49901F 91637 CCF501G100R0F 91637 CCF50G5111FT WFM 300A...
  • Page 163 322–3030–00 A3R966 322–3281–00 A3R967 322–3215–00 A3R968 322–3207–00 A3R969 322–3260–00 A3R970 322–3318–00 WFM 300A Discontinued Name & Description RES,FXD:METAL FILM;8.25K OHM,1%,0.2W,TC=100 RES,FXD,FILM:1.37K OHM,1%,0.2W,TC=T0MI,SMALL BODY RES,FXD,FILM:1M OHM.1%,0.2W,TC=T0MI,SMALL BODY RES,FXD:METAL FILM;11.5K OHM,1%,0.2W,TC=100 RES,VAR,TRMR:CERMET;20K OHM,20%,0.5W,0.197 SQ,SIDE ADJUST RES,FXD,FILM:1M OHM.1%,0.2W,TC=T0MI,SMALL BODY RES,FXD,FILM:1.37K OHM,1%,0.2W,TC=T0MI,SMALL BODY RES,FXD,FILM:1.69K OHM,1%,0.2W,TC=T0MI,SMALL BODY RES,FXD,FILM:1.69K OHM,1%,0.2W,TC=T0MI,SMALL BODY...
  • Page 164 34371 CA3046 17856 DG211CJ 1CH66 MC1408–8N 01295 TL072CP 34371 HI3–0303–5 24355 SMP11–004Y(STD 04713 MC1496P 17856 DG211CJ 01295 TL072CP 01295 TL074CN 24355 SMP11–004Y(STD 04713 MC34085P 34371 CA3046 17856 DG211CJ 24546 OMA0207 27014 FDH9427 27014 FDH9427 0LUA3 1N4936 0LUA3 1N5060 WFM 300A...
  • Page 165 322–3193–07 671–1358–00 A3A1R885 321–1718–07 671–1365–00 A3A1R886 321–1709–01 671–1358–00 A3A1R886 321–1173–03 671–1365–00 A3A1R983 321–0698–00 671–1358–00 WFM 300A Discontinued Name & Description DIODE,RECT:400V,1A,IFSM=30A,1.2VF,2US DIODE,RECT:400V,1A,IFSM=30A,1.2VF,2US DIODE,RECT:400V,1A,IFSM=30A,1.2VF,2US DIODE,SIG:ULTRA FAST;40V,150MA,4NS,2PF DIODE,SIG:ULTRA FAST;40V,150MA,4NS,2PF DIODE,SIG:ULTRA FAST;40V,150MA,4NS,2PF DIODE,SIG:ULTRA FAST;40V,150MA,4NS,2PF DIODE,SIG:ULTRA FAST;40V,150MA,4NS,2PF DIODE,SIG:ULTRA FAST;40V,150MA,4NS,2PF DIODE,SIG:ULTRA FAST;40V,150MA,4NS,2PF DIODE,SIG:ULTRA FAST;40V,150MA,4NS,2PF DIODE,SIG:ULTRA FAST;40V,150MA,4NS,2PF DIODE,SIG:FAST RCVRY;70V,200MA,100NS,COM–ANODE...
  • Page 166 04222 SA105E104MAA 04222 SA105E104MAA 04222 SA102A220KAA 04222 SA102A220KAA 04222 SA105E104MAA 04222 SA105E104MAA 04222 SA105E104MAA 04222 SR305C105MAA 04222 SR305C105MAA TK0891 RDM19FD851F03 TK0891 RDM19FD851F03 TK0891 RDM19FD851F03 TK0891 RDM19FD851F03 TK0891 RDM19FD851F03 TK0891 RDM15FD111F03 TK0891 RDM15FC791F03 04222 SA105E104MAA 04222 SA105E104MAA 04222 SA105E104MAA WFM 300A...
  • Page 167 A4Q211 151–0188–00 A4Q297 151–0190–00 A4Q298 151–0190–00 A4Q411 151–0190–00 A4Q423 151–0190–00 671–1357–04 A4Q426 151–0190–00 A4Q428 151–0190–00 WFM 300A Discontinued Name & Description CAP,FXD,CERAMIC:MCL;0.1UF,20%,50V,Z5U,0.170 CAP,FXD,ELCTLT:100UF,20%,25VDC CAP,FXD,CERAMIC:MLC;47PF,10%,100V,0.100 X 0.170 CAP,FXD,MICA DI:850PF,1%,500V CAP,FXD,MICA DI:850PF,1%,500V CAP,FXD,CER DI:0.022MFD,20%,100V CAP,FXD,ELCTLT:10UF,20%,60VDC CAP,FXD,CERAMIC:MCL;0.1UF,20%,50V,Z5U,0.170 CAP,FXD,CERAMIC:MCL;0.1UF,20%,50V,Z5U,0.170 CAP,FXD,CERAMIC:MCL;0.1UF,20%,50V,Z5U,0.170 CAP,FXD,MICA DI:850PF,1%,500V CAP,FXD,MICA DI:65PF,1%,100V CAP,FXD,CERAMIC:MLC;150PF,10%,100V,0.100 X0.170...
  • Page 168 91637 CCF502G4321FT 91637 CCF501G40200F 91637 CCF50G15002F 91637 CCF50G15002F 91637 CCF50–2F24301F 11236 750–101–R10K 11236 750–101–R10K 91637 CCF501G10R00F 91637 CCF501G10003F 56845 CCF50–2–G4751FT 91637 CCF50–2–G68100F 91637 CCF501D13001D 91637 CCF50–2–G68100F 91637 CCF501G22100F 91637 CCF501G12101F 91637 CCF50G95300F 91637 CCF501G10002F 91637 CCF50G10001F 91637 CCF501G10000F WFM 300A...
  • Page 169 322–3265–00 A4R566 322–3289–00 A4R567 322–3289–00 A4R568 322–3322–00 A4R569 322–3369–00 WFM 300A Discontinued Name & Description RES,FXD:METAL FILM;10K OHM,1%,0.2W,TC=100 PPM RES NTWK,FXD,FI:10K OHM,20%,(9)RES RES,FXD:METAL FILM;10K OHM,1%,0.2W,TC=100 PPM RES,FXD:METAL FILM;1K OHM,1%,0.2W,TC=100 PPM RES,FXD:METAL FILM;1K OHM,1%,0.2W,TC=100 PPM RES,FXD:METAL FILM;1K OHM,1%,0.2W,TC=100 PPM RES,FXD:METAL FILM;1K OHM,1%,0.2W,TC=100 PPM RES,FXD:METAL FILM;100 OHM,1%,0.2W,TC=100 PPM...
  • Page 170 04713 MC14046BCP 01295 LM311P 01295 SN74HCT541N 09922 DILB20P–108 01295 SN74LS163AN 01295 SN74LS163AN 80009 160660701 09922 DILB28P–108 24355 AD667JN 24355 AD667JN 27014 MM74C911N 01295 SN74HC125N 34371 CA3141E 1CH66 LM319N 27014 DM96LS02N 60395 X2444P 09922 DILB8P–108 60395 X2444P 09922 DILB8P–108 WFM 300A...
  • Page 171 A4CR598 152–0141–02 A4VR518 152–0195–00 671–1356–04 A5C200 290–0782–02 A5C203 281–0898–00 A5C210 281–0775–01 WFM 300A Discontinued Name & Description *END MOUNTING PARTS* IC,PROCESSOR:CMOS,MICROCOMPUTER;8–BIT,12MHZ, ROMLESS,128X8 RAM,(7)8–BIT I/O PORTS,SERIAL I/O,80C51 FAMILY *MOUNTING PARTS* SOCKET,PLCC:PCB;68 POS,0.05 CTR,0.360H X0.125 TAIL,TIN,0.1 CTRPCB,0.060 SHOULDER HEIGHT *END MOUNTING PARTS* IC,DIGITAL:ALSTTL,GATE;QUAD 2–INPUT NAND, OC...
  • Page 172 58050 082–0243–AS10 04713 2N3906 04713 MPS6523RLRP 04713 2N3904 91637 CCF501G332R0F 91637 CCF50–2F340R0F 91637 CCF501G75R00F 91637 CCF501G10002F 91637 CCF501G10000F 91637 CCF501G10000F 91637 CCF501G10000F 91637 CCF501G100R0F 91637 CCF501G100R0F 91637 CCF501G47501F 91637 CCF501G20000F 91637 CCF501G75R00F 91637 CCF501G274ROF 91637 CCF501G10000F 91637 CCF501G28700F WFM 300A...
  • Page 173 E400 276–0569–00 E420 276–0569–00 J100 131–0106–02 J120 131–0106–02 J120 210–0255–00 WFM 300A Discontinued Name & Description RES,FXD,FILM:909 OHM,1%,0.2W,TC=T0MI,SMALL BODY RES,FXD:METAL FILM;100 OHM,1%,0.2W,TC=100 PPM RES,FXD:METAL FILM;47.5K OHM,1%,0.2W,TC=100 RES,FXD:METAL FILM;47.5 OHM,1%,0.2W,TC=100 PPM RES,VAR,TRMR:CERMET;5K OHM,20%,0.5W,0.197 SQ,SIDE ADJUST RES,FXD,FILM:210 OHM,1%,0.2W,TC=T0MI,SMALL BODY RES,FXD:METAL FILM;75 OHM,1%,0.2W,TC=100 PPM RES,FXD:METAL FILM;274 OHM,1%,0.2W,TC=100 PPM...
  • Page 174 TK0196 FSN–1A,P OR K TK0196 FSN–1A,P OR K 53387 ORDER BY DESC 0KB01 214–3903–01 TK2469 ORDER BY DESC TK0196 FSN–1A,P OR K TK0196 FSN–1A,P OR K TK0196 FSN–1A,P OR K TK0196 FSN–1A,P OR K 55322 IDSS–6–D–6 80009 119242500 WFM 300A...
  • Page 175 ID CONTROL, (ID CONTROL), or /ID CONTROL. Abbreviations are based on ANSI Y1.1–1972. Other ANSI standards that are used in the preparation of diagrams by Tektronix, Inc. are: Y14.15, 1966 -- Drafting Practices. Y14.2, 1973 -- Line Conventions and Lettering.

  • Page 176: Block Diagram

    64 CLOCK 187.5 REMOTE m PROCESSOR ADDRESS BUFFER RAMP SEL, RATE 1, H MAG 1 SEL, H MAG 2 SEL, H MAG 3 SEL, 187.5 kHz, & SYNC BLKEN WFM 300A COMPOSITE /COMPOSITE OUTPUT SELECT CALIBRATOR H BLUE SELECT TIME...
  • Page 177 R564 R728 R460 R729 R461 R565 R730 R462 R566 R733 R567 R463 R568 R734 R464 R569 R735 R465 R736 WFM 300A Comp Diag Diag Comp Diag Diag Comp Diag Diag Diag R737 R860 U264D R738 R861 U293A R862 U293B R740...
  • Page 178 R397 J890 R167 R398 R590 J891 R168 R591 J897 R267 R399 R593 R273 R428 R594 P158 WFM 300A ‘ Board lookup table on front of this page. Comp Diag Diag Comp Diag Comp Diag Comp R595 R792 R992 U493D R793...

  • Page 179: Vertical Input

    R159 R895 1.00K 10.0K CR159 /RESTORE <3> SYNBLKEN R896 26.7K CLAMPREF R167 33.2K -11.8V Q167 R168 348.0K -11.8V WFM 300A COMPONENT/COMPOSITE WAVEFORM MONITOR +11.8V +11.8V +11.8V C391 VR391 6.2V .1UF R391 6.81K U293A Q393 CA3046 C395 R396 33PF 100.0 CR391 -11.8V...
  • Page 180 R987 R988 R262 R263 R264 R293 R370 R373 R374 R379 R382 R383 R469 R470 R471 R472 R473 R474 R476 WFM 300A Diag Comp R477 R478 R479 R482 R483 R484 R485 R500 R570 R571 R572 R573 R574 R575 R576 R577 R578...

  • Page 181: Vertical Gain

    15.0K W190 REAR PANEL R188 3.01K U191C -11.8V CA3046 R187 8.25K <1> -11.8V R186 3.92K -11.8V <3> WFM 300A COMPONENT/COMPOSITE WAVEFORM MONITOR +11.8V U981A DG211 -11.8V U781B DG211 GREEN U781C DG211 J978 J978 +11.8V CONNECTS TO J501 <6> +11.8V U781A DG211 -11.8V...
  • Page 182 C864 Q859 R556 R822 Q860 R557 R823 C869 R828 C870 Q961 R558 R830 C871 Q971 R560 C873 Q972 R561 WFM 300A Comp Diag R856 R858 R859 R8603 R861 R862 R863 R864 R865 R866 R867 R868 R869 R870 R871 R872 R873...

  • Page 183: Vertical Output

    R257 10.0K /CLMPULSE <1> VBLUESEL C258 <1> R258 COMPST 22PF 20.0K <1> VGRNSEL <1> SYNBLKEN <1> VREDSEL -11.8V WFM 300A COMPONENT/COMPOSITE WAVEFORM MONITOR R554 1.50K +11.8V VERTICAL +11.8V R544 R557 9.09K 5.11K U544C +11.8V CA3083 +11.8V U544E U544D R642 CA3083 CA3083 100.0...
  • Page 184 R429 R637 J843 R430 R649 R847 J852 R434 R849 J857 R435 R650 R850 R652 R851 P843 R436 R654 R852 WFM 300A Diag Comp Diag R853 R854 R855 R857 R924 R925 R926 R930 R936 R937 R940 R941 R942 R944 R947 R948...
  • Page 185 +11.8V HPOSN R517 HMAG1 402.0K R518 11.3K +11.8V R521 HMAG2 15.0K /RAMPSEL Q518 HMAG3 HPOSN -11.8V /BLANK WFM 300A COMPONENT/COMPOSITE WAVEFORM MONITOR +11.8V HORIZONTAL +11.8V LOW PASS VR840 FILTER R840 619.0 R839 Q842 +11.8V 100.0 R940 47.5 VBOWTIE BOWTIE Q840...
  • Page 186 A2 Front Panel Board R219 R222 Static Sensitive Devices R239 See Maintenance Section R242 R243 R346 U115A U115B U121 * U139 U146 W438 WFM 300A Comp Diag DS107 DS108 DS109 DS123 DS124 DS125 DS142 DS143 DS208 DS209 DS220 DS242 DS243...
  • Page 187 GRATICULE ILLUMINATION TRACE ROTATION POST REGULATORS WFM 300A COMPONENT/COMPOSITE WAVEFORM MONITOR CONTROL CIRCUIT & FRONT PANEL <5>...
  • Page 188 A5 GBR Board Static Sensitive Devices See Maintenance Section Schematic Diagram <6> Component Locator Chart The schematic diagram has an alphanumeric grid to assist in locating parts within that diagram. Assembly A5. Diag Diag Diag Comp Comp Comp C200 J300 R306 C210 J305...
  • Page 189 R603 R604 499.0 FREQ RESP GAIN R606 J115 /CLMPULSE J115 CONNECTS /STROBE TO J303 <10> CONTROL BOARD GAMLIMIT WFM 300A COMPONENT/COMPOSITE WAVEFORM MONITOR R570 10.0 R320 R560 1.00K R315 OFFSET 47.5 C315 .1UF R300 C210 .1UF 2.00K R330 210.0 Q310...
  • Page 190 R361 R425 U100 R382 U137 R383 R426 U152 R384 R427 U160 R436 U202A R385 R488 R386 R489 U202B R387 WFM 300A Diag Comp Diag Diag Comp Diag Diag Comp Diag U213A U485A U213B U338 U485B U213C U343 U485C U213D U352A...
  • Page 191 TO J295 COL0 VPOSN <11> <10> NEGLED COL1 FRONT PANEL BOARD COL2 +11.8V +11.8V U343 COL3 80C451 BOTTOM WFM 300A COMPONENT/COMPOSITE WAVEFORM MONITOR U360 74HCT573 R246 U343 80C451 EA/VP P0.0 C437 P0.1 33PF P0.2 A14/PGM P0.3 CR437 Y440 12MHZ P0.4 /PSEN P0.5...
  • Page 192 Static Sensitive Devices Board lookup table on previous page. See Maintenance Section A4 Control Board Schematic Diagram <8> Component Locator Chart The schematic diagram has an alphanumeric grid to assist in locating parts within that diagram. Assembly A4. Diag Diag Comp Comp Comp...
  • Page 193 C228 790PF R131 U226B 191.0K 96LS02 R130 191.0K R218 HBLANK (7uS) R219 C220 12.1K 850PF U218B 96LS02 WFM 300A COMPONENT/COMPOSITE WAVEFORM MONITOR <10> /SYNCOUT C406 65PF U514 H2028 U502C 74HC00 R506 COMP C514 68.1K SYNC OUT .01UF C508 27PF U510...
  • Page 194 R217 * U493D U523A R221 * U523B R348 R361 U523D R397 U525 * R421 * U526 * U533A R423 * U533C R426 R427 U533D R488 U565 R489 U595 R521 * * See parts list for serial number ranges. WFM 300A...
  • Page 195 +15V <8> /GLTBLNK R489 100.0 +15VDC C527 R527 .1UF 2.21K C498 10UF -15VDC R488 100.0 -15V TRACEINT /BLANK WFM 300A COMPONENT/COMPOSITE WAVEFORM MONITOR U260 U160 U268 74LS163 16V8-25Q 27C256 187KHZ CARRY I/CK /GSTOP LOAD 93KHZ I/OE U255 74LS163 GRATADD9 A14/PGM...
  • Page 196 R314 C506 R315 R408 C507 R411 C515 R412 C518 C555 R413 R414 J303 J352 U202A U202B Q210 U213A Q211 U213B U213C Q411 U213D R200 U252 R201 U300C R202 U309 R203 U313A R204 U313B R205 U422D R206 R207 R208 WFM 300A...
  • Page 197 WFM 300A COMPONENT/COMPOSITE WAVEFORM MONITOR GAMUT & REMOTE <10>...
  • Page 198 R14 * CR22 CR23 CR24 CR25 CR26 CR27 CR28 * CR29 CR30 CR31 Q11 * WFM 300A A1 Power Supply Board Use the circuit board table below for schematic <11>. Comp Diag Diag Comp Diag Diag Comp Diag Diag R62 *...
  • Page 199 LINE RECTIFIER AND FILTER OUTPUT FILTERS CLAMP OUTPUT UV SHUTDOWN PULSE WIDTH MODULATOR SWITCHER MOSFET SNUBBER ERROR FEEDBACK AMPLIFIER TRANSFORMER DRIVER PEAK DETECTOR WFM 300A COMPONENT/COMPOSITE WAVEFORM MONITOR LOW VOLTS POWER SUPPLY <11>...
  • Page 200 Schematic Diagram <12> Component Locator Chart The schematic diagram has an alphanumeric grid to assist in locating parts within that diagram. Assembly A1. Partial Assembly A1 also shown on diagram 11. Diag Diag Comp Comp FIL1 FIL2 CR30 CR31 WFM 300A Comp Diag R103...
  • Page 201 HV OSC & ERROR AMP GRID DRIVE PIN NUMBERS ON TUBE SOCKET Z AXIS AMPLIFIER FOCUS AMPLIFIER WFM 300A COMPONENT/COMPOSITE WAVEFORM MONITOR HIGH VOLTS POWER SUPPLY <12>...

  • Page 203: Using The Replaceable Mechanical Parts List

    Replaceable Mechanical Parts This section contains a list of the components that are replaceable for the WFM 300A. Use this list to identify and order replacement parts. There is a separate Replaceable Mechanical Parts list for each instrument. Parts Ordering Information Replacement parts are available from or through your local Tektronix, Inc., Field...
  • Page 204 Figure & Index No. Items in this section are referenced by figure and index numbers to the illustra- (Column 1) tions. Tektronix Part No. Indicates part number to be used when ordering replacement part from (Column 2) Tektronix. Serial No.
  • Page 205 86928 SEASTROM MFG CO INC 9M860 ELECTRONIC SUB ASSEMBLY MFG CORP (ESAM) 93907 TEXTRON INC CAMCAR DIV WFM 300A Address City, State, Zip Code 72 Veronica Ave Summerset NJ 08873 Unit 4 4300 S RACINE AVE CHICAGO IL 60609–3320 2101 CRESTVIEW DR NEWBERG OR 97132–9518...
  • Page 206 0KB01 ORDER BY DESC 85471 337–3375–01 0KB01 ORDER BY DESC TK0435 ORDER BY DESC TK0435 ORDER BY DESC 80126 B–0779 2K262 ORDER BY DESC 80009 337393100 TK2364 175–9872–01 80009 333376901 0KB01 ORDER BY DESC 73743 ORDER BY DESC WFM 300A...
  • Page 207 161–0066–11 016–0475–00 200–3897–01 670–7981–00 ––––––––––– ––––––––––– ––––––––––– ––––––––––– ––––––––––– WFM 300A 12345 Name & Description WASHER,LOCK:0.521 ID,INT,0.025 THK,SST WASHER,FLAT:0.5 ID X 0.672 OD X 0.035,STL CAP,CRT SOCKET:NATURAL LEXAN MOUNT,RESILIENT:CRT REAR *MOUNTING PARTS* NUT,PL,ASSEM WA:6–32 X 0.312,STL CD PL *END MOUNTING PARTS* SKT,CRT ASSY:HARNESS;14 POS 136–0202–04X 13,24–26...
  • Page 208 Replaceable Mechanical Parts 10–6 WFM 300A...
  • Page 209 A3A2 A3A1 WFM 300A...
  • Page 210 WFM 300A...

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