Sony Scd-1 Service Manual
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21 21 SCD-1/777ES 7-5. SCHEMATIC DIAGRAM Ð LOAD-CN/LOAD-MOT/LOAD-SW/STB Boards Ð (Page 29)
22 22 SCD-1/777ES 7-6. PRINTED WIRING BOARD Ð MAIN Board (component side) Ð ¥ See page 17 for Circuit Boards Location. D501 E-5 D502 D-4 D503 E-5 D702 F-12 IC502 D-3 IC507 G-2 IC509 D-5 IC510 E-4 IC511 E-4 IC513 F-6 IC514 F-5 IC516 L-11 IC517 L-11 IC519 D-6 IC520 E-6 IC521 E-6 IC522 B-2 IC523 D-4 IC701 I-5 IC702 C-9 IC703 E-13 IC708 C-13 IC711 H-2 IC713 F-8 IC714 F-9 IC715 G-10 IC716 L-5 IC717 J-3 IC718 I-3 IC719 D-11 IC720 D-12 IC722 B-12 IC724 B-11 IC727 H-13 IC728 E-9 IC730 F-12 IC732 I-14 IC741 F-11 IC750 D-12 IC760 G-14 IC762 G-14 IC764 H-14 IC766 H-14 IC775 H-6 IC778 D-8 IC1501 D-3 IC1503 F-3 IC1651 D-4 Q507 B-4 Q509 E-5 Q511 E-6 Q705 F-11 Q1651 C-4 Q1652 C-4 Q1653 D-4 ¥ Semiconductor Location Ref. No. Location (Page 18) (Page 18) (Page 38)(Page 38) (Page 34) (Page 31) (Page 31) (Page 31) (Page 36) (Page 20)
23 23 SCD-1/777ES ¥ Semiconductor Location Ref. No. Location D504 L-11 D701 C-13 D1501 E-3 IC501 C-2 IC503 E-2 IC504 C-4 IC505 F-2 IC506 B-3 IC508 B-6 IC512 F-5 IC515 L-11 IC707 C-9 IC709 E-12 IC710 F-9 IC712 H-3 IC721 B-11 IC725 E-14 IC726 F-12 IC729 E-8 IC734 J-6 IC735 J-4 IC736 I-5 IC737 I-5 IC739 B-12 IC740 B-10 IC761 G-14 IC763 G-14 IC765 H-14 IC767 H-14 IC770 F-14 IC771 E-14 IC772 C-14 IC773 D-14 IC776 H-2 IC777 H-2 IC1502 B-3 Q501 L-13 Q502 L-13 Q506 C-4 Q508 B-3 7-7. PRINTED WIRING BOARD Ð MAIN Board (conductor side) Ð ¥ See page 17 for Circuit Boards Location.
24 24 SCD-1/777ES 7-8. SCHEMATIC DIAGRAM Ð MAIN Board (1/7) Ð ¥ See page 40 for Waveforms. (Page 29) (Page 29) (Page 28)(Page 28)(Page 39) (Page 39) (Page 26)(Page 25)
25 25 SCD-1/777ES 7-9. SCHEMATIC DIAGRAM Ð MAIN Board (2/7) Ð ¥ See page 40 for Waveforms.¥ See page 42 for IC Block Diagrams. (Page 24)(Page 32) (Page 32) (Page 27)
26 26 SCD-1/777ES 7-10. SCHEMATIC DIAGRAM Ð MAIN Board (3/7) Ð ¥ See page 40 for Waveforms. (Page 29) (Page 28) (Page 30) (Page 30) (Page 30) (Page 30) (Page 28) (Page 30) (Page 29) (Page 29) (Page 29) (Page 29) (Page 30) (Page 29) (Page 30) (Page 29)(Page 24) (Page 27) (Page 25) (Page 25)
27 27 SCD-1/777ES 7-11. SCHEMATIC DIAGRAM Ð MAIN Board (4/7) Ð (Page 26)(Page 25) (Page 35) (Page 32) (Page 37)
28 28 SCD-1/777ES 7-12. SCHEMATIC DIAGRAM Ð MAIN Board (5/7) Ð ¥ See page 42 for IC Block Diagrams. (Page 19) (Page 29)(Page 30)(Page 24) (Page 24) (Page 26) (Page 26)
29 29 SCD-1/777ES 7-13. SCHEMATIC DIAGRAM Ð MAIN Board (6/7) Ð ¥ See page 42 for IC Block Diagrams. (Page 24) (Page 24) (Page 19) (Page 21)(Page 28) (Page 26) (Page 26) (Page 26) (Page 26) (Page 30) (Page 26) (Page 26) (Page 26) (Page 30)
30 30 SCD-1/777ES 7-14. SCHEMATIC DIAGRAM Ð MAIN Board (7/7) Ð ¥ See page 40 for Waveforms. D101 B-10 D102 B-7 D103 C-10 D201 D-10 D202 C-7 D203 C-10 D401 E-1 D402 A-1 D413 D-2 D414 B-2 IC101 B-11 IC102 A-9 IC105 B-9 IC106 B-9 IC201 D-11 IC202 D-9 IC205 D-9 IC206 C-9 IC304 C-10 IC308 C-9 Q103 A-5 Q104 A-5 Q105 A-4 Q106 A-4 Q107 B-5 Q108 B-5 Q109 B-9 Q203 E-5 Q204 E-5 Q205 E-4 Q206 E-4 Q207 D-5 Q208 D-5 Q209 D-9 Q301 E-12 Q302 E-12 Q303 D-12 Q304 D-12 Q401 D-2 Q402 B-2 Q403 D-2 Q404 B-2 Q405 D-2 Q406 B-2 Q407 D-1 Q408 B-1 Q409 E-1 Q410 A-1 Q411 E-2 Q412 A-2 Q413 E-2 Q414 A-2 Q415 E-3 Q416 A-3 Q417 E-2 Q418 A-2 ¥ Semiconductor Location (Conductor Side) Ref. No. Location (Page 29) (Page 29)(Page 28) (Page 26) (Page 26) (Page 26) (Page 26) (Page 26) (Page 26) (Page 26)