Printed Circuit Boards - Yamaha A-S801 Service Manual

A B
A-S801

■ PRINTED CIRCUIT BOARDS

1
2
3
4
5
6
7
38
C D
DIGITAL
(Side A)
U, K, B, G, L, J models
DC OUT
CB303
4 3
3
4
5 1
1 8
4 5
1 5
IC321
3 4
IC314
8 7
1 5
14 1
W301
OPERATION (8)
(CB21)
No replacement part available.
サービス部品供給なし
FUNCTION (1)
(CB517)
E F
USB DIGITAL
COAXIAL OPTICAL
4 1
5 8
2
1 8
5 4
1
IC329
4 5
1 3
IC320 48 37
1 1 36
2
3 4
IC318
2 1
1
4
3 4
12 25
13 24
2 3
2 1
3 4
IC319
9 8
8
1
21
22
16 9
IC311
4 5
1
16 IC308
1
28
1 8
7 1
4 3
IC331
2
1
IC315
4 3
IC302
5 1
8 14
1
5
4 1
3
IC327
3
5
8
IC325
CB302
1 4
FUNCTION (2)
(W404)
U, K, B, G, L, J models
G H I
4 1
IC312
5 8 4
1
IC316
15
5 8
14
8
4 1
IC313
5 8
3
4
CB308
CB309
FUNCTION (2)
(W403)
J
• Semiconductor Location
Ref no. Location
D307 E3
D308 E3
D309 E3
IC301 G3
IC302 F5
IC303 D3
IC304 F4
IC306 E5
IC307 G5
IC308 G4
IC308 G5
IC309 F4
IC311 G4
IC312 G4
IC313 G5
IC314 D5
IC315 E5
IC316 H4
IC317 D4
IC318 E4
IC319 E4
IC320 E4
IC321 E4
IC322 D4
IC323 F3
IC324 E3
IC325 G5
IC326 G4
IC327 E5
IC328 F4
IC329 E3
IC331 E5
Q301 E5
Q302 E4
Q303 D5
Q304 D5
Q305 G5
Q306 E5