Printed Wiring Board - Amp Board (Side A) - Sony STR-DB900 Service Manual

STR-DB900
4-10. PRINTED WIRING BOARD — AMP BOARD (SIDE A) —
1 2 3
AMP BOARD (SIDE A)
A
B
4 1
5 8
C
D
E
F
5 4
8 1
5 4
8 1
5 4
8 1
G
H
• Semiconductor Location
Ref. No. Location Ref. No. Location
D303 F-2 IC301 G-5
D316 A-4 IC302 E-4
D319 A-5 IC303 E-4
D320 A-10 IC304 E-5
D321 A-7 IC305 E-6
D323 A-8 IC308 G-6
D602 A-12 IC309 E-7
STR-DB900
• See page 10 for Circuit Boards Location.
4 5
8 7 8 7 8 7
14 1 14 1 14 1
14
1 5
3 4
24 1
25 80
40 65
41 64
Ref. No. Location Ref. No. Location Ref. No. Location
IC310 E-7 IC320 G-3 IC605 G-9
IC311 B-2 IC321 G-3
IC313 G-8 IC324 F-2 Q310 G-2
IC314 E-8 IC325 F-4 Q311 G-2
IC315 E-9 IC326 G-12 Q317 A-4
IC316 E-10 IC601 E-11 Q318 A-4
IC317 E-11 IC602 E-12 Q319 A-5
:Uses unleaded solder.
6 7 8
8 7 8 7
14 1 14 1
24 1 24 1
25 80 25 80
40 65 40 65
41 64 41 64
Ref. No. Location Ref. No. Location
Q320 A-5 Q606 B-12
Q321 A-7 Q607 B-12
Q322 A-7
Q323 B-9
Q324 B-8
Q325 B-10
Q326 B-10
22 22
9 10 11
8 7 8 7 8 7 8
14 1
14 1 14 1 14
24 1
25 80
40 65
41 64
12 13
7 8 7
1 14 1
11
1-863-033- (11)