Page 1 Instruction Manual TSG 131A Multiformat Signal Generator S/N B040000 and Above 071-0499-01 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.
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. Tektronix, Inc., P.O. Box 500, Beaverton, OR 97077...
Page 17 Contacting Tektronix Product For questions about using Tektronix measurement products, call support toll free in North America: 1-800-833–9200 6:00 a.m. – 5:00 p.m. Pacific time Or contact us by e-mail: tm_app_supp@tek.com For product support outside of North America, contact your local Tektronix distributor or sales office.
Page 18 TSG 131A...
Page 19 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 20 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 21 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 22 Service Safety Summary TSG 131A...
Page 55 Table 3–8 Video Comp Sync (Opts. 2, 3, & 4) CHARACTERISTICS PERFORMANCE SUPPLEMENTAL PER. REQUIREMENT INFORMATION CHECK STEP # Duration Horizontal Sync 4.7 s 100 ns Vertical Serrations 4.7 s 100 ns Equalizing Pulses 2.35 s 100 ns Amplitude Opt 2 & 3 0.4 V Jumper Selectable to –4 V.
Page 56 TSG 131A – Specifications Table 3–10. Power Supply Specifications CHARACTERISTICS PERFORMANCE SUPPLEMENTAL REQUIREMENT INFORMATION Supply Accuracy +5 V +5 V 250 mV –5.2 V –5.2 V +300 mV to –500 mV –12 V –12 V 600 mV +12 V +12 V 600 mV Power Limit 18 Watts...
Page 58 Table 3–13: 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 55022 Class B Radiated and Conducted Emissions EN 50082-1 Immunity:...
Page 59 Table 3–13: Certifications and compliances (cont.) Category Standards or description Pollution Degree A measure of the contaminates that could occur in the environment around and within a product. Typically the internal environment inside a product is considered to be the same as the external.
Page 142 This page intentionally left blank.
Page 184 Opts 2 & 3 (If set for Comp Sync) –2.0 V 0.4 V. Opt 4 >2.8 V (Hi) to 0.2 0.2 V (Lo).
Page 199 Opts 2 and 3 (If set for Black Burst)
Page 200 65. Rise & Fall Times 250 ns 50 nsa. Opts 2 and 3 (If set for Comp Sync) and Opt 4 a. Connect the equipment as shown in Fig. 4–7. b. Display CH 2 on the oscilloscope. c. Use the variable gain to normalize the signal to 1000 mV.
Page 232 TSG 131A. 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 Office or representative. Changes to Tektronix instruments are sometimes made to accommodate improved components as they become available and to give you the benefit of the latest circuit improvements.
Page 233 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 234 2015 SECOND STREET BERKELEY CA 94170 C/O PANEL COMPONENTS CORP S4307 SCHAFFNER ELECTRONIK AG LUTERBACH SWITZERLAND TK1345 ZMAN & ASSOCIATES TK1450 TOKYO COSMOS ELECTRIC CO LTD 2–268 SOBUDAI ZAWA KANAGAWA 228 JAPAN 8–3 TSG 131A Signal Generator (B040000 & up)
Page 235 352–1012–00 HOLDER,LED:BLACK,ABS 80009 352–1012–00 *END MOUNTING PARTS* A1DS219 150–1029–00 LT EMITTING DIO:GREEN,565NM,35MA 58361 Q6480/MV5274C *MOUNTING PARTS* 352–1012–00 HOLDER,LED:BLACK,ABS 80009 352–1012–00 *END MOUNTING PARTS* A1DS220 150–1029–00 LT EMITTING DIO:GREEN,565NM,35MA 58361 Q6480/MV5274C *MOUNTING PARTS* 8–4 TSG 131A Signal Generator (B040000 & up)
Page 236 *END ATTACHED PARTS* A1S208 260–2675–00 SWITCH,PUSH:W/LED 80009 260–2675–00 *ATTACHED PARTS* 366–0682–00 PUSH BUTTON:LIGHTED CAP,INSERT ASSY 80009 366–0682–00 *END ATTACHED PARTS* A1S209 260–2675–00 SWITCH,PUSH:W/LED 80009 260–2675–00 *ATTACHED PARTS* 366–0682–00 PUSH BUTTON:LIGHTED CAP,INSERT ASSY 80009 366–0682–00 8–5 TSG 131A Signal Generator (B040000 & up)
Page 237 CAP,FXD,CER DI:0.01UFD,20%,50V 18796 RPE121978X7R103M050V A2C40 283–0177–05 CAP,FXD,CER DI:1UF,+80–20%,25V 20932 5030ES25RD105Z A2C41 281–0775–01 CAP,FXD,CERAMIC:MCL,0.1UF,20%,50V,Z5U 04222 SA105E104MAA A2C42 283–0177–05 CAP,FXD,CER DI:1UF,+80–20%,25V 20932 5030ES25RD105Z A2C43 283–0220–04 CAP,FXD,CER DI:0.01UFD,20%,50V 18796 RPE121978X7R103M050V A2C46 281–0810–00 CAP,FXD,CERAMIC:MLC,5.6PF,+/–0.5PF,100V 04222 SA102A5R6DAA 8–6 TSG 131A Signal Generator (B040000 & up)
Page 238 04222 SR151A120JAA A2C268 281–0775–01 CAP,FXD,CERAMIC:MCL,0.1UF,20%,50V,Z5U 04222 SA105E104MAA A2C269 281–0775–01 CAP,FXD,CERAMIC:MCL,0.1UF,20%,50V,Z5U 04222 SA105E104MAA A2C270 281–0775–01 CAP,FXD,CERAMIC:MCL,0.1UF,20%,50V,Z5U 04222 SA105E104MAA A2C271 281–0775–01 CAP,FXD,CERAMIC:MCL,0.1UF,20%,50V,Z5U 04222 SA105E104MAA A2C272 281–0775–01 CAP,FXD,CERAMIC:MCL,0.1UF,20%,50V,Z5U 04222 SA105E104MAA A2C273 281–0775–01 CAP,FXD,CERAMIC:MCL,0.1UF,20%,50V,Z5U 04222 SA105E104MAA 8–7 TSG 131A Signal Generator (B040000 & up)
Page 239 152–0601–01 DIODE,RECT:ULTRA FAST,150V,25NS,35A IFSM 12969 UES1103 A2CR13 152–0601–01 DIODE,RECT:ULTRA FAST,150V,25NS,35A IFSM 12969 UES1103 A2CR40 152–0601–01 DIODE,RECT:ULTRA FAST,150V,25NS,35A IFSM 12969 UES1103 A2CR50 152–0601–01 DIODE,RECT:ULTRA FAST,150V,25NS,35A IFSM 12969 UES1103 A2CR60 152–0670–00 DIODE,RECT:SCHTKY,40V,3A,1N5822 04713 1N5822 8–8 TSG 131A Signal Generator (B040000 & up)
Page 240 0GV52 FX326–1/02–K–D–T A2P6 131–0993–02 CONN,BOX 00779 1–850100–O A2P7 131–0993–02 CONN,BOX 00779 1–850100–O A2P8 131–0993–02 CONN,BOX 00779 1–850100–O A2P40 131–0993–02 CONN,BOX 00779 1–850100–O A2P50 131–0993–02 CONN,BOX 00779 1–850100–O A2P60 131–0993–02 CONN,BOX 00779 1–850100–O 8–9 TSG 131A Signal Generator (B040000 & up)
Page 241 A2R65 322–3085–07 RES,FXD,FILM:METAL FILM,75 OHM,0.1%,0.2W 91637 CCF50–C75ROB–R36 A2R67 317–0036–00 RES,FXD,FILM:3.6 OHM,5%,0.125W 50139 BB36G5 A2R70 322–3226–00 RES,FXD:METAL FILM,2.21K OHM,1%,0.2W 57668 CRB20T68EFX2211 A2R73 317–0036–00 RES,FXD,FILM:3.6 OHM,5%,0.125W 50139 BB36G5 A2R76 322–3133–00 RES,FXD,FILM:237 OHM,1%,0.2W,TC=T0 91637 CCF50–2370F–R36 8–10 TSG 131A Signal Generator (B040000 & up)
Page 242 57668 CRB20T68EFX1001 A2R261 315–0101–00 RES,FXD,FILM:100 OHM,5%,0.25W 50139 CB1015 A2R262 315–0331–00 RES,FXD,FILM:330 OHM,5%,0.25W 50139 CB3315 A2R263 322–3235–00 RES,FXD:METAL FILM,2.74K OHM,1%,0.2W 57668 CRB20 FXE 2K74 A2R264 322–3235–00 RES,FXD:METAL FILM,2.74K OHM,1%,0.2W 57668 CRB20 FXE 2K74 8–11 TSG 131A Signal Generator (B040000 & up)
Page 243 RES,FXD,FILM:METAL FILM,75 OHM,0.1%,0.2W 91637 CCF50–C75ROB–R36 A2R355 322–3243–00 RES,FXD:METAL FILM,3.32K OHM,1%,0.2W 91637 CCF50–3321F–R36 A2R357 322–3243–00 RES,FXD:METAL FILM,3.32K OHM,1%,0.2W 91637 CCF50–3321F–R36 A2R358 322–3243–00 RES,FXD:METAL FILM,3.32K OHM,1%,0.2W 91637 CCF50–3321F–R36 A2R359 322–3193–00 RES,FXD:METAL FILM,1K OHM,1%,0.2W 57668 CRB20T68EFX1001 8–12 TSG 131A Signal Generator (B040000 & up)
Page 244 TERM,TEST POINT:W/ RED NYLON COLLAR 26364 TP104–01–02 A2TP4 214–4085–00 TERM,TEST POINT:W/ RED NYLON COLLAR 26364 TP104–01–02 A2TP5 214–4085–00 TERM,TEST POINT:W/ RED NYLON COLLAR 26364 TP104–01–02 A2TP6 214–4085–00 TERM,TEST POINT:W/ RED NYLON COLLAR 26364 TP104–01–02 8–13 TSG 131A Signal Generator (B040000 & up)
Page 245 160–9311–02 671–2759–04 IC,MEMORY:CMOS,PROM (OPT 3) TK0198 160931102 160–9311–02 671–2816–04 IC,MEMORY:CMOS,PROM (OPT 3 & 10) TK0198 160931102 160–9321–02 671–2762–04 IC,MEMORY:CMOS,PROM (OPT 4) TK0198 160932102 160–9321–02 671–2820–04 IC,MEMORY:CMOS,PROM (OPT 4 & 10) TK0198 160932102 8–14 TSG 131A Signal Generator (B040000 & up)
Page 246 IC,MEMORY:CMOS,PROM (OPT 3 & 10) TK0198 160931402 160–9324–02 671–2762–04 IC,MEMORY:CMOS,PROM (OPT 4) TK0198 160932402 160–9324–02 671–2820–04 IC,MEMORY:CMOS,PROM (OPT 4 & 10) TK0198 160932402 A2U106 156–2289–00 IC,DIGITAL:ECL,TRANSLATOR,10H124 04713 MC10H124P A2U108 156–2290–00 IC,DIGITAL:ECL,TRANSLATOR,10H125 04713 MC10H125P 8–15 TSG 131A Signal Generator (B040000 & up)
Page 247 80009 156–4677–00 A2U245 160–9308–00 671–2539–04 IC,DIGITAL:CMOS,PROM (STANDARD TK0198 160930800 160–9308–00 671–4982–00 IC,DIGITAL:CMOS,PROM (OPT 01) TK0198 160930800 160–9308–00 671–2808–04 IC,DIGITAL:CMOS,PROM (OPT 10) TK0198 160930800 160–9308–00 671–2817–04 IC,DIGITAL:CMOS,PROM (OPT 01 & 10) TK0198 160930800 8–16 TSG 131A Signal Generator (B040000 & up)
Page 248 TUNE RANGE 5PPM (OPT 01 & 10) A2Y1 119–4281–00 671–2819–04 XTAL UNIT,QTZ:17.734375MHZ,1PPM,TCXO, TUNE 80009 119–4282–00 RANGE 5PPM (OPT 02 & 10) A2Y1 119–4282–00 671–2827–04 XTAL UNIT,QTZ:17.734375MHZ,0.5PPM,TCXO, 80009 119–4282–00 TUNE RANGE 5PPM (OPT 01, 02, & 10) 8–17 TSG 131A Signal Generator (B040000 & up)
Page 249 A5C351 290–0943–02 CAP,FXD,ELCTLT:47UF,20%,25V 55680 UVX1E470MDA1TD A5C352 290–0943–02 CAP,FXD,ELCTLT:47UF,20%,25V 55680 UVX1E470MDA1TD A5CR1 152–0141–02 DIO,SIG:,ULTRA 80009 152–0141–02 FAST;40V,150MA,4NS,2PF;1N4152,DO–35,T&R A5CR2 152–0141–02 DIO,SIG:,ULTRA 80009 152–0141–02 FAST;40V,150MA,4NS,2PF;1N4152,DO–35,T&R A5FL1 119–4225–00 FILTER,EMI:T-CIRCUIT;25MHZ CUTOFF,1 NS 80009 119–4225–00 LOSS 25DB@100–1000MHZ,C 0.5A,50V.180PF.70 8–18 TSG 131A Signal Generator (B040000 & up)
Page 250 RES,FXD:METAL FILM;10K OHM,1%,0.2W 80009 322–3289–00 A5R119 322–3289–00 RES,FXD:METAL FILM;10K OHM,1%,0.2W 80009 322–3289–00 A5R120 322–3239–00 RES,FXD,FILM:3.01K OHM,1%,0.2W,TC=T0 57668 CRB20 FXE 3K01 A5R121 322–3280–00 RES,FXD,FILM:8.06K OHM,1%,0.2W,TC=T0 80009 322–3280–00 A5R122 311–2269–00 RES,VAR,NONWW:TRMR,20K OHM,20%,0.5W 80009 311–2269–00 8–19 TSG 131A Signal Generator (B040000 & up)
Page 251 80009 156–1272–00 OUTPUT DRIVE,LOW NOISE;NE5532N,DIP08.3 A5U42 156–1272–00 IC,LINEAR:BIPOLAR,OP–AMP;DUAL,HIGH 80009 156–1272–00 OUTPUT DRIVE,LOW NOISE;NE5532N,DIP08.3 A5U43 156–0402–00 IC,MISC:BIPOLAR,TIMER;;LM555CN,DIP08.3 80009 156–0402–00 A5W128 174–2967–00 CA ASSY,SP,ELEC:RIBBON,;IDC,10,28 AWG,1.6 80009 174–2967–00 L,2X5,0.1 CTR,RECPT BOTH ENDS,ACCOM 0.025 SQ PIN 8–20 TSG 131A Signal Generator (B040000 & up)
Page 252 Component Locator Diagrams Other standards used in the preparation of diagrams by Tektronix, Inc., include the following: The schematic diagram and circuit board component location illustrations have grids marked on them. The component lookup tables refer to these grids to help you locate a component.
Page 253 R207 S202A S202B S203A S203B S204A S204B S205A S205B S206A S206B S207A S207B S208A S208B S209A S209B U204 U207 U209 U210 W201 Static Sensitive Devices See Maintenance Section A1 Front Panel Board 9–2 TSG 131A Instruction Manual (B040000 and Above)
Page 254 TSG 131A Instruction Manual (B040000 and Above) 9–3...
Page 255 Figure 8–1: A2 Main Board component locations (TSG111 and TSG131A) 9–4 TSG 131A Instruction Manual (B040000 and Above)
Page 256 C190 C292 C329 P110 R316 U220A C293 C330 J106 P111 R197 R317 U220B C191 C294 C336 J107 P112 R198 U222 C192 C351 J110 R199 R318 C197 C295 C352 J111 P122 R231 R319 TSG 131A Instruction Manual (B040000 and Above) 9–5...
Page 257 Diagrams 3, 4, 5, 8, 9, and 10. C191 C192 C254 C255 C263 C356 J107 J110 J111 J112 J124 P110 P111 P112 P124 R198 R199 R231 R232 R233 R273 R357 R358 TP17 U106 U108 U201 U202 U245 W180 9–6 TSG 131A Instruction Manual (B040000 and Above)
Page 258 TSG 131A Instruction Manual (B040000 and Above) 9–7...
Page 259 Schematic Diagram <3> Component Locator Chart Assembly A2. Partial Assembly A2 also shown on Diagrams 2, 4, 5, 8, 9, and 10 U150 TP10 U220A U220B U240 W181 W182 U102 U104 9–8 TSG 131A Instruction Manual (B040000 and Above)
Page 260 TSG 131A Instruction Manual (B040000 and Above) 9–9...
Page 261 Partial Assembly A2 also shown on Diagrams 2, 3, 5, 8, 9, and 10. R248 U222 R341 U228 R342 U229 R343 R344 W155 R345 W156 W157 R346 W158 R347 W159 R348 R349 W166 R350 W167 R351 W168 R352 W169 W179 TP13 9–10 TSG 131A Instruction Manual (B040000 and Above)
Page 262 TSG 131A Instruction Manual (B040000 and Above) 9–11...
Page 263 Assembly A2. Partial Assembly A2 also shown on Diagrams 2, 3, 4, 5, 8, and 10. R327 TP16 U235 U236 9–12 TSG 131A Instruction Manual (B040000 and Above)
Page 264 TSG 131A Instruction Manual (B040000 and Above) 9–13...
Page 265 Schematic Diagram <6> Component Locator Chart Assembly A2. Partial Assembly A2 also shown on Diagrams 2, 3, 4, 8, 9, and 10. C186 C188 C190 C256 C257 C258 R197 R274 R275 J106 9–14 TSG 131A Instruction Manual (B040000 and Above)
Page 266 TSG 131A Instruction Manual (B040000 and Above) 9–15...
Page 267 C327 C328 C329 C330 C336 J130 J145 P130 R300 R301 R302 R303 R304 R305 R315 R316 R317 R318 R319 R320 R321 R322 R323 R325 R328 R336 TP11 TP14 U225 U227 U238 W183 9–16 TSG 131A Instruction Manual (B040000 and Above)
Page 268 TSG 131A Instruction Manual (B040000 and Above) 9–17...
Page 269 The schematic diagram has an alpha-numeric grid to assist in locating parts within that diagram. Assemblies A3 and A4. A3 Top BNC J401 J404 J405 W405 A4 Bottom BNC J501 J505 W505 9–18 TSG 131A Instruction Manual (B040000 and Above)
Page 270 TSG 131A Instruction Manual (B040000 and Above) 9–19...
Page 271 U42A FL1* R114 U42B FL2* R115 FL3* R116 FL4* R117 W128 R118 W129 R119 W130 R120 R121 R122 R123 * Check parts list for starting/ending S/N. ∆ Not used on TSG 111. 9–20 TSG 131A Instruction Manual (B040000 and Above)
Page 272 TSG 131A Instruction Manual (B040000 and Above) 9–21...
Page 273 C300 R262 R263 C301 R264 C302 R265 C303 R266 C304 R267 C305 R268 C306 R269 C307 R270 C308 R271 C309 C314 C351 C352 C353 U200 CR10 U212 CR11 CR12 VR30 CR13 CR40 9–22 TSG 131A Instruction Manual (B040000 and Above)
Page 274 TSG 131A Instruction Manual (B040000 and Above) 9–23...
Page 275 9–24 TSG 131A Instruction Manual (B040000 and Above)
Page 276 10–7 TSG131A Instruction Manual...
Page 277 10–8 TSG131A Instruction Manual...
Page 278 TSG 131A. 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 Office or representative. Changes to Tektronix instruments are sometimes made to accommodate improved components as they become available and to give you the benefit of the latest circuit improvements.
Page 279 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 280 ST PAUL MN 55144–0001 INDUSTRIAL SPECIALTIES DIV 78189 ILLINOIS TOOL WORKS INC ST CHARLES ROAD ELGIN IL 60120 SHAKEPROOF DIV 80009 TEKTRONIX INC 14150 SW KARL BRAUN DR BEAVERTON OR 97077–0001 PO BOX 500 93907 TEXTRON INC 600 18TH AVE ROCKFORD IL 61108–5181...
Page 281 PAD,CUSHIONING:0.05 SQ X 0.23 H,POLYURETHAN 52152 SJ–5018–GRAY E W/PRESSURE SENS ADHESIVE –28 200–3936–03 COVER,BOTTOM:SAFETY CONTROLLED 80009 200–3936–03 200–3936–04 B030000 COVER,BOTTOM:SAFETY CONTROLLED 80009 200–3936–04 334–3388–00 MARKER,IDENT:MARKED TEKTRONIX BEAVERTON 80009 334–3388–00 –29 337–3760–00 SHIELD,ELEC:TIN PLATED BRASS TK1947 337–3760–00 10–4 TSG131A Instruction Manual...
Page 282 Replaceable Mechanical Parts STANDARD ACCESSORIES –30 161–0066–00 CABLE ASSY,PWR,:3,18AWG,98 L,SVT,GREY/BLK,6 80009 161–0066–00 0 DEG C,IEC BME X STR,IEC RCPT,10A/125V (STANDARD ONLY) 071–0499–XX MANUAL,TECH: INSTRUCTION, TSG131A 80009 071–0499–XX OPTION ACCESSORIES –31 161–0066–09 CABLE ASSY,PWR,:3,0.75MM SQ,220V,99.0 L 80009 161–0066–09 (EUROPEAN OPTION A1 ONLY) –32 161–0066–10 CABLE ASSY,PWR,:...
Page 283 Replaceable Mechanical Parts 10–6 TSG131A Instruction Manual...

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