Sony SEQ-V7700, Service Manual

Page 1: ...ignal tenoise ratio withEOUALIZATION OFF LINElN Betterthan 100dB A network 1 V output Powerrequirements AEPmodel 220V AC50 6OHz UK model 24OVAC SOHz E model 110 120 or 22O 24OVAC adjustable 50 6OHz Powerconsumption 8 W AC outlet 100W unswitched Dimensions Approx 355x 92 5x 295mm w h d 17x 3 3 s 113 sinches Weight Approx 3 1kg 6lb 13oz Accessories supplied Connectingcords 2 SAFETY RELATEDCOMPONENT ...

Page 2: ...odeh AC EA modeh AC 220V 240V 50 6OHz 50 6OHz ll0 r2f m 240v 50 6OHz r 2 LOCATION OF CONTROLS DISPLAYswltch Turnsthespectrum analyzer display ONorOFF Speclrum analyzer EOUALIZATION swltch and Indlcalor INPUT SELECTOR and Indlcators Spectrumanalyzer a SONY MoDEL No sEe v77oo Graphic equalizer conlrols 2 Graphicequallzercontrols ...

Page 3: ...I tr rrr sEcTfoN2 DIAGRAMS 2 1 SETICONDUCTOR LEAD LAYOUTS 2SB1 375 us1060M lOE2N UZL 6H1 uzl 11H1 sEL4425C C 3 t u L Æ ...

Page 4: ... D 6 D 7 D 7 E 7 J 6 J 6 K 3 t 6 t 5 t 5 t 4 K 4 K 5 K 6 r 6 t 5 l 5 t 4 J 4 J 6 J 1 3 J 1 3 K l0 t l3 t t 2 t l1 t 1 I K 11 K t2 K r2 t l3 t t2 t t 2 t 1 1 J lr B 14 B 14 B l 5 R l 5 c l4 D 14 D 15 E 15 c l5 E l5 G l8 G l5 J 6 J 5 J 5 J 4 J 2 J r 3 J t2 J 1 I J lI J 9 Q20l Q251 Q301 Q302 Q303 Q304 Q305 Q306 Q307 Q35l Q352 Q3s3 Q354 Q3s5 Q356 Q3s7 Q90l Qe02 Qeo3 Q904 H t 7 H 1 7 H 16 H l6 H 16 H 1...

Page 5: ...rcffitt l o u r l I F I j L i I r N 2 0 H ffiÊ l ffi 1 1 1 1 c903 I âc904 À l À À ngor ffit _ _ t C q K C_il F R1 5 l cgrI 0903d À d a t 1907 t l j r i l r u r u c r m l _ E _ _ q _ Â p r do o ff0 0 ff0 0 r_ ï j 5 ...

Page 6: ...sEo v7700 20 1 tr trtr cN ll i irul _ _ _ _ l 8trtr8trtr tr 0Æ z 6HO s6Æ e tD2 ll crol R lS w143_ aE qiwc MIqEL_ l I NJ4Oi c 6t 2gl l ç ph ek è ôô ôô è Y T 6 6 ...

Page 7: ...FLa5r 7 8Âr0 00u8LtsPtcrRutÂxÂLYzEF RrcHT cHANtt I SPEANA BOARD D4t6 ust060M lE4tr Lc7566K OISPLAY DRIVE 8C E O O O D o o o o o o t t o o o 0 t r D o o o o D o o o o o o o o o o o o o o o E o o o o o o o o o o o o o o o o o o g o o o o o o o r 2 3 5 5 7 E 9 t 0 t 2 t t 4 t 5 1 6 9 ...

Page 8: ...S3 s4 INPUT SELECTOR EQUALTZATT0N DISPLAY POWER LINE OFF OFF OFF WG i WestGermanymodel E A i SaudiArabiamodel B L i n e rrr B Line Voltage and waveforms are dc underno ignalconditions respect to ground Voltages aretakenwith a VOM 50 ka V Voltage variations may be noted due to normal produc tion tolerances Signalpath L N E a a a a a Not The componentq identif ied by mârk 7 or dotted line with mark ...

Page 9: ...rxE cNJ20r 5 T ilPÊ l I REcoRp Rr J c N J 2 0 t r I l L c26 41p cNJr0r 6 IL1 ilal c N J 2 0 l 6 I rÂpl l I RECoRD Rr I cilJ20t 2 A ac tfl MI RIPLACEASL SUILT IT TRÂTSFORTER 030r 304 sE 14525C 090r 905 t0E2 RECT r1ô l r F r5rtr i Yow lTAPE2l s t 5 tLnn ON I OFF O VOLBOARD 01 TUTII r I I n I I I I I I I I L acrf I Fdml R902 09r0 I r0E2 0902 2S8r375 0906 907 v o L F E G U Z L l l H l ...

Page 10: ...le l10 l 11 13 1 14 12 15 c36r cs2 0 0r 0 001 Q30t 307 2SC2458 EQ ÀMP D40t 415USr060tl 1 2 3 Y Y rEÆn JtPC4568C B P F tE rtlP o4sr 465 usrooo 8 P F 9 t 0 Y 8 ...

Page 11: ...r N G S 4 5 1 6 C o R D 901 902 903 904 905 906 907 908 909 cNJl4 1 526 i51 00 cNJl a l sz6 794 11 cNJra l 526 882 00 F901 A r 532 078 00 PTl A l 449 233 11 PT 1 d l 449 240 1 I s5 4 1 570 046 21 E CoRD Po IER E3 AC PLUG ADAPTOR ATP IIG EA CORD POUER E A A D A P T O R C O N V E R S I O N U K C O R D P O l l E R PC BOARD MAIN A E P l G H O L D E R F U S E ATP t llc TERMIML EXCEPT FORUK BASE POST 22...

Page 12: ... 79 4 925 129 01 3 701 690 00 x 49t7 ZZ5 l 4 916 760 0I 910 1 626 085 11 911 1 626 086 ll FL40l l 519 442 11 FL45l l 519 442 1 I s4 a l s54 920 11 Descri pti on SCREW BVTP 3X8 TYPE2 N S BRACKET LED UK LABEL tlAoE IN JAPAN PANEL EXP ASSY FRONT CUSHION B PCBOARD PCBOARD G E QVOL PCBOARD SPEANA INDICATOR TUBE FLUORESCENT INDICATOR TUBE FLUORESCENT S IITCH PUSH 1 KEY POI IER Rema rks 62 63 64 65 66 5l...

Page 13: ...908 1 535 416 00 909 1 535 13F00 910 l 626 085 11 9t I t 626 086 lI cl0l l 124 258 00 cr02 1 162 215 31 c103 t t62 282 31 cl04 1 162 215 31 cl05 t r24 927 11 c151 1 124 258 00 c152 r 16 215 31 cl53 t t62 282 3r cl54 1 162 215 31 cl55 L t24 927 11 c206 1 124 258 00 c207 1 16 82 31 c208 l 124 963 lI c209 l 162 215 31 c2t0 t 62 2I 5 3r c211 L 124 927 tl c 56 l 124 258 00 c257 t t62 282 3r t 124 963 l...

Page 14: ... 50v 50v 50v 50v 50v 50v 50v 50v 50v 50v 50v 50v 50v 50v 50v 50 50v 50v 50v 50v 50v 50v 50v Note The componentl identified by mark I or dotted line with mark are critical for safety Replace only wii6 part number specified 14 Ref No Part No Description c9l0 1 124 499 11 c9rl l 126 10l ll c9l2 l 124 618 lI c9r3 l 124 963 1 I cNJl a l 526 751 00 cNJl a l 526 794 ll cNJl 4 1 526 882 00 cNJl0l l 507 91...

Page 15: ...ed line with mark A are critical for safety R plsce only wïfi part number specified sEo v7700 Ref No Part No Desc ri pti on Rl53 1 259 500 1 1 CARBoN R154 l 259 420 11 CARBoN Rl55 1 259 464 t I CARBoN 1M 470 33K 5 t 6U 5 l 6bl 5 1 6U 5 l 6fi 5 tl6vl 5 tl6vt 5 1 6H 5 tl6tl 5 I 61il Rl56 t 259 444 tl Rl57 l 259 444 tI R208 t 259 500 tI R209 t 259 484 11 R2 10 1 259 444 lI R21l l 259 476 11 R212 1 59...

Page 16: ... 6K 1 K 330 I K 100 l80K 10K 470 100K 3 3K IM IM l00K 100K 3 9K 1M 100K l00K 4 7K IM 100K 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 1 6vl 1 6tl 1 6ul 6vl t 6u l 6v 1 6U 1 6u 1 6vt 1 6v 1 6Ut 1 6l l 1 6u 1 6v l 6v 1 6v 6rl 1 6Vt I 6rl I 6Vl I 6v l 6 il 6tt 1 6U I 61 l l v I 4Il r 6w 1 6vt 6Vl t 6l t l 6u 6w r 6u 6W 1 6u 6ul l 6v 61 1 l 6tl r 6l l 6u t...

Page 17: ... R484 t 259 476 tl R485 l 259 4i6 ll R487 1 259 500 l l R48B 1 259 458 1 I R489 l 259 478 lI R490 1 259 478 l I R49t l 259 476 1 I R9o1 A l 249 455 11 R902 Â 1 249 455 11 R903 1 259 444 l I R904 l 259 444 1 I R905 l 259 436 1 I R906 l 259 464 lI R907 1 259 490 ll R908 t 259 472 11 R909 1 259 452 11 R9l0 l 259 476 tI RV301 1 238 ll l l I RV302 l 238 l I l l l RV303 l 238 1I t l I RV304 l 238 t t 1 ...

Page 18: ...ting isnotcorrect No equalization o The EQUALIZATION switchis setto OFF theindicatoris otf o Connectionsare not made properly The programsourceconnectedto the amplifiercannotbe recorded e The INPUTSELECTORsettingis not correct 9 953 272 11 Sony Gorporation Audio Group 18 Englistr 88DO463 1 rrinted in Japan 0 1988 4 Publirhedby A V EngineeringService Dept ...