Printed Wiring Board - Main Board - Sony STR-DB840 Service Manual

STR-DB840/DB940
4-20. PRINTED WIRING BOARD – MAIN Board – •
• Semiconductor Location
Ref. No. Location Ref. No. Location
IC408 H-10
D301 A-1
D501 B-11 IC409 H-11
D502 B-11 IC410 H-9
IC414 D-10
D503 B-11
D504 B-11 IC415 D-11
D505 G-10 IC416 C-7
D506 G-11 IC501 C-9
D545 D-7 IC601 C-11
D546 D-7 IC651 E-11
D547 H-8 IC701 C-6
D548 H-9
Q301 A-1
D549 H-9
D551 B-8 Q501 F-10
D552 B-8 Q503 F-10
Q506 A-11
D553 B-7
D554 B-7 Q507 A-10
D555 G-9 Q508 B-10
Q509 G-11
D556 G-9
D598 B-10 Q510 G-11
D599 B-6 Q511 G-10
D601 B-9 Q546 D-7
D602 B-9 Q547 G-9
D603 B-9 Q548 H-8
D604 B-9 Q549 H-8
D605 G-8 Q556 A-7
Q557 A-7
D606 G-9
D607 G-9 Q558 B-6
D608 E-5 Q559 G-9
Q560 G-10
D649 C-4
D671 D-5 Q561 G-9
D681 E-5 Q596 D-7
D698 B-8 Q598 B-10
D701 B-6 Q599 B-6
D702 B-6 Q601 E-5
D703 B-5 Q606 A-9
D704 B-5 Q607 A-8
Q608 B-8
D705 G-10
D706 G-10 Q609 G-9
D749 C-4 Q610 G-9
Q611 G-9
D751 B-4
D752 B-4 Q613 H-7
D753 B-3 Q645 C-3
Q671 D-5
D754 B-3
D798 B-4 Q681 F-5
Q698 B-8
D799 B-2
Q706 A-6
IC301 H-3 Q707 A-5
Q708 B-5
IC302 I-2
IC303 E-3 Q709 G-10
IC304 F-2 Q710 G-10
(DB940)
Q745 C-3
IC309 C-2
IC330 G-3 Q756 A-4
IC401 I-6 Q757 A-3
(DB840)
Q758 B-2
IC402 I-8
IC404 I-5 Q798 B-4
IC405 I-7 Q799 B-3
See page 14 for Circuit Boards Location.
(Page 40)(Page 36)
(Page 40) SP BOARD SP BOARD BIAS (RS) BOARD
CN601 CN701 CN751
(DB940)
(DB940)
(DB940)
R349 CNP302
(DB940)
R399
(EXCEPT US, CND)
AU SW BOARD
CNP13
(DB940)
(Page 24)
(Page 36)
BIAS (LS) BOARD
CN701
D671
RY671
R671
4
Q671
R670
R669
CNP803
AU SW BOARD VIDEO 3 BOARD H. P BOARD DC (2) BOARD DC (2) BOARD
CNP11 CNP307 CNP751 CNP806 CNP807
(Page 38)
(Page 24) (Page 34) (Page 34) (Page 38)
30 30
(Page 34)
DIGITAL BOARD DC (1) BOARD VOL BOARD
CNS5 CNP802 CNS111
(Page 19) (Page 38)
(Page 36)
BIAS (R) BOARD
CN551
(Page 36)
BIAS (L) BOARD
CN501
BIAS (C) BOARD
CN601
(Page 36)
SP BOARD
CN501
(Page 40)