Sony Scd-1 Service Manual
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Page 31
31 31 SCD-1/777ES (Page 34) 7-15. PRINTED WIRING BOARD Ð AUDIO Board Ð ¥ See page 17 for Circuit Boards Location. IC103 B-8 IC104 B-6 IC107 B-9 IC108 B-7 IC109 B-7 IC203 D-8 IC204 D-6 IC207 D-9 IC208 D-7 IC209 D-7 IC301 C-13 IC302 C-12 IC305 A-13 IC306 A-12 IC307 B-12 IC309 C-8 PHD301 E-12 PHD302 D-12 PHD303 D-13 PHD304 B-13 Q101 A-4 Q102 A-5 Q201 E-4 Q202 E-5 ¥ Semiconductor Location (Component Side) Ref. No. Location (Page 38) (Page 38) (Page 38) (Page 38) (Page 38) (Page 34)(Page 34)(Page 22)(Page...
Page 32
32 32 SCD-1/777ES 7-16. SCHEMATIC DIAGRAM Ð AUDIO Board (1/2) Ð ¥ See page 40 for Waveforms.¥ See page 41 for IC Block Diagrams. (Page 39) (Page 27) (Page 25) (Page 25)(Page 39) (Page 33) The components identified by mark 0 or dotted line with mark 0 are critical for safety. Replace only with part number specified.Les composants identifiŽs par une marque 0 sont critiques pour la sŽcuritŽ. Ne les remplacer que
Page 33
33 33 SCD-1/777ES 7-17. SCHEMATIC DIAGRAM Ð AUDIO Board (2/2) Ð ¥ See page 40 for Waveforms. (Page 32)(Page 35) (Page 35) (Page 35) (Page 39) (Page 39) (Page 39) (Page 39) (Page 39) (Page 35) (Page 35) (Page 35)
Page 34
34 34 SCD-1/777ES 7-18. PRINTED WIRING BOARDS Ð BAL (SCD-1)/COAX/OPT/PIN/SW Boards Ð ¥ See page 17 for Circuit Boards Location. (Page 31)(Page 31) (Page 31) (Page 31) (Page 31) (Page 31) (Page 22)
Page 35
35 35 SCD-1/777ES 7-19. SCHEMATIC DIAGRAM Ð BAL (SCD-1)/COAX/OPT/PIN/SW Boards Ð (Page 33) (Page 33) (Page 33)(Page 27) (Page 33) (Page 33) (Page 33)
Page 36
36 36 SCD-1/777ES 7-20. PRINTED WIRING BOARDS Ð DISPLAY/SW-L/SW-R Boards Ð ¥ See page 17 for Circuit Boards Location. ¥ Semiconductor Location ÐDISPLAY BoardÐ Ref. No. Location D1005 C-2 IC1001 B-4 IC1002 C-9 IC1003 C-8 Q1001 B-8 Q1002 B-8 Q1003 B-7 Q1004 B-7 Q1005 B-7 Q1006 B-7 Q1007 B-6 Q1008 B-6 Q1009 A-5 Q1010 B-3 Q1011 B-2 Q1012 B-2 Q1021 B-2 Q1022 B-2 Q1023 B-3 Q1024 B-3 (Page 22) (Page 38)
Page 37
37 37 SCD-1/777ES 7-21. SCHEMATIC DIAGRAM Ð DISPLAY/SW-L/SW-R Boards Ð ¥ See page 40 for Waveforms. (Page 27) (Page 39)
Page 38
38 38 SCD-1/777ES D403 C-5 D404 C-6 D405 B-1 D406 B-2 D407 B-4 D408 C-1 D409 C-1 7-22. PRINTED WIRING BOARDS Ð AC/POWER Boards Ð ¥ See page 17 for Circuit Boards Location. Ref. No. Location Ref. No. Location ¥ Semiconductor Location ÐPOWER BoardÐ Ref. No. LocationRef. No. Location D410 C-5 D411 C-6 D451 D-1 D452 D-1 D453 E-1 D454 F-6 D455 F-4D456 F-2 D457 E-3 D458 E-3 D459 E-4 IC401 B-1 IC402 B-2IC403 B-3 IC451 D-6 IC452 D-4 IC453 D-2 Q451 D-1 (Page 31) (Page 22) (Page 22) (Page 36)(Page 31) (Page...
Page 39
39 39 SCD-1/777ES 7-23. SCHEMATIC DIAGRAM Ð AC/POWER Boards Ð The components identified by mark 0 or dotted line with mark 0 are critical for safety. Replace only with part number specified.Les composants identifiŽs par une marque 0 sont critiques pour la sŽcuritŽ. Ne les remplacer que (Page 32) (Page 32) (Page 33) (Page 33) (Page 33) (Page 33) (Page 33) (Page 37) (Page 24) (Page 24)
Page 40
40 40 ¥ Waveforms Ð RF Board Ð 1IC001 ra (TE) (SACD PLAY) 1IC001 ra (TE) (CD PLAY) 2IC001 rs (FE) (SACD PLAY) 2IC001 rs (FE) (CD PLAY)3IC001 tj (SIGO) (CD PLAY) Ð MAIN Board Ð 1IC702 (BCLK) 2IC702 (LRCK) 3IC702 q; (RFIN1) (SACD PLAY) 3IC702 q; (RFIN1) (CD PLAY) Approx. 300 mVp-p Approx. 400 mVp-p Approx. 100 mVp-p Approx. 200 mVp-p Approx. 1.4 Vp-p Approx. 1.5 Vp-p 5.5 Vp-p 354 ns 5.3 Vp-p 22.7 µs Approx. 1.4 Vp-p Approx. 1.5 Vp-p 3.8 Vp-p 22.7 µs 4 Vp-p 16 MHz Approx. 300 mVp-p Approx. 400 mVp-p...