Printed Wiring Board - Digital Board (Side A) - Sony STR-K990 Service Manual

4-3. PRINTED WIRING BOARD – DIGITAL BOARD (SIDE A) –
1
A
B
C
D
J1311
DMPORT
E
F
STR-K990
• See page 14 for Circuit Boards Location.
2 3
DIGITAL BOARD
(SIDE A)
R1318
R1321
FB1350
C1315
R1311
R1301
IC1301
R1354
C1301
FB1310
JR1005
R1303
X1301
R1325
C1303
IC1303
C1511
FB1305
R1512
X1502
R1515
C1522
C1521
R1523
R1556
FB1503
R1513
R1502 R1504
R1940 JR1008
R1505
R1506
FB1505
JL009
JL011
C1920
FB1504
JL008
JL010
JL014
JL007
C1911
IC1452
J1311
R1642
C1461
IC1403
C1362
R1401 R1483
IC1401
FB1405
C1483
C1415 C1401 R1407
R1484
R1444
C1414
C1487
:Uses unleaded solder.
4 5
R1253
R1555
R1557
RB1500
IC1502
RB1507
RB1503
RB1508
RB1501 RB1504
R1095
RB1506 RB1502
R1015
R1570
R1571
R1014
R1572
R1011
R1068
R1066 R1067
R1065
R1050
R1541
R1041 R1042
IC1501
R1135
R1511
R1134
R1076
R1120
R1151
R1143
C1502
R1153 R1154
R1144
IC1503
R1160
R1508
R1509
R1161
R1510
R1421
R1494
C1475 C1420
C1472
C1471
R1424
R1434
R1491
C1451
C1474
C1432
C1422
IC1404
C1441 IC1405
R1435
R1425
R1455
R1464
R1436
R1446
C1567
17 17
6 7
C1031
IC1111
R1094
D1109
R1013
R1125
5 4
R1012 R1112
X1101
R1010
1 3
R1114
R1127
C1107
R1111
R1189
R1140
R1110
JL002
JL005 C1122
R1121
C1123
IC1101
R1152
R1122
R1129
R1083
R1947
R1124
C1605
C1620
C1118
R1128
IC1131
R1636
R1194
R1635
C1119
R1191
R1164
R1188
R1185
R1084
STR-K990
8 9
• Semiconductor
Location
Ref. No. Location
D1001 C-6
D1109 C-7
D1301 C-3
D1302 C-3
IC1101 D-7
IC1111 C-7
IC1131 E-6
IC1301 C-3
IC1303 C-3
IC1401 E-2
IC1403 E-4
IC1404 E-4
IC1405 E-5
IC1452 D-3
IC1501 D-4
IC1502 C-4
IC1503 D-5
R1179
R1180
R1088
R1073
R1072
R1181
R1182
TP1000
12
(12)
1-872-321-