Sony STR-KSL900W Service Manual ▷ View online
9
9
STR-KSL900W
STR-KSL900W
– TUNER/AUDIO AMP SECTION –
D/A CONVERTER
IC1452
SDO3
SDO2
SDO1
SDO1, SDO2, SDO3
B
L-CH
A
8 SDTI3
6 SDTI1
7 SDTI2
SCKO
LRCKO
BCKO
BCKO, LRCKO, SCKO
C
5 BICK
9 LRCK
4 MCLK
20 LINL2
55 LVIN
18
LOUT3+
56
LSELOUT
17
LOUT3–
16
ROUT3+
15
ROUT3–
DIFF AMP
IC1403
R-CH
R-CH
22
LOUT2+
21
LOUT2–
DIFF AMP
IC1404 (1/2)
20
ROUT2+
19
ROUT2–
DIFF AMP
IC1404 (2/2)
R-CH
40 SLVIN
39
SLSELOUT
37 CVIN
38
CSELOUT
34 SWVIN
33
SWSELOUT
70
PREOUT/FRONT RELAY
76
FAN_ON
74
F_CTRL2
54
LOUT
36
COUT
37
SWOUT
78 INL4
24 CIN2
25 SWIN2
2 INL2
R-CH
L
R
TV/SAT
74 INL6
R-CH
L
R
DVD
70 INL8
14 BAL L+
R-CH
L
R
VIDEO
AUDIO IN
FM
AM
TN1
TUNER UNIT
FM 75
Ω
COAXIAL
AM
ANTENNA
8
L CH
69 DO
RDS SIGNAL
RDS CLK
RDA DATA
2
43
13
52
14
53
15
DO
FM SIG OUT
RDS INT
RDS DATA
68 SLATCH
4
CE
66 TUNED
6
TUNED
65 STEREO
7
STEREO
64 MUTE
11
MUTING
3
DATA
1
CLOCK
10
R CH
J501 (2/2)
DATA
28
75
FAN_CLK
CLK
27
LATCH
29
CDTI
12
CCLK
11
CSN
10
PDN
3
DATA
16
CLK
15
LATCH
22
9 AK4355_PDN
12 AK4355_CSN
14 AK4355_CLK
13 AK4355_CDT
MUTING
Q361
MUTING
Q363
MUTING
Q364
FAN MOTOR
LEVEL DETECT
Q550, 551
RY701
AC POWER
PROTECTOR
Q730 – 732
RELAY
DRIVE
Q720
RY501
67
PROTECTOR
RELAY
DRIVE
Q520
RY401
J403
TM601
SUB WOOFER
OUT
R
L
+
–
–
–
+
+
+
–
R-CH
FRONT
CENTER
D721,
D1110
D521,
D1107
71
CENTER RELAY
17
WOOFER RELAY
RELAY
DRIVE
Q402
FAN MOTOR
DRIVE
Q861 – 863
M1
(FAN)
M
SMUTE
D
SYSTEM CONTROLLER
IC1601 (2/3)
AUDIO SELECTOR, ELECTRICAL VOLUME
IC401
: AUDIO (DIGITAL)
: AUDIO (ANALOG)
: TUNER
Signal Path
R-ch is omitted due to same as L-ch.
POWER AMP
IC701
POWER AMP
IC501
LINE AMP
IC402
MUTING
CONTROL SWTICH
Q379
SPEAKERS
AUDIO DSP/
VIDEO
SECTION
AUDIO DSP/
VIDEO
SECTION
AUDIO DSP/
VIDEO
SECTION
10
10
STR-KSL900W
STR-KSL900W
– DISPLAY/POWER SUPPLY SECTION –
FL1001
FLUORESCENT
INDICATOR
TUBE
F1
F2
GRID1 – GRID12
54 SIRCS
60 VOL (A)
59 VOL (B)
38 A/D0
7 DIN
FLUORESCENT INDICATOR TUBE DRIVER,
LED DRIVER
IC152
REMOTE CONTROL
RECEIVER
IC102
MASTER
VOLUME
VOLUME
ROTARY
ENCODER
RV101
S120, 121
39 A/D1
S117, 118
40 A/D2
56 POWER KEY
S119, 122
S123
I
/ 1
42 – 31
SEG1 – SEG16
14 – 29
1 – 4
D151 – 154
TUNER LED,
TV/SAT LED,
DVD LED,
VIDEO LED
61
DIN
8 CLK
62
CLK
9 STB
63
FL_STB
78
POWER RELAY
48
STOP
77
RSTX
55
FUSE DETECT
LEVEL SHIFT
IC1651
(AC IN)
RY901
RELAY
DRIVE
Q951
T902
SUB POWER
TRANSFORMER
T901
MAIN POWER
TRANSFORMER
D957
D956
AC POWER
DETECT
Q901
RECT
D952 – 955
RECT
D805 – 808
+3.3V
REGULATOR
IC1904
RECT
D814 – 817
RECT
D801 – 804
+5V
REGULATOR
IC1031
–7V
REGULATOR
IC404
–5V
REGULATOR
IC406
RESET SIGNAL
GENERATOR
IC1111
STBY +3.3V
+3.3V/+2.6V
REGULATOR
IC1901
+5V
REGULATOR
IC1001
+5V
RELAY B+
–7V
V–5V
+5V
REGULATOR
IC405
V+5V
+7V
REGULATOR
IC403
+10V
REGULATOR
IC1902
+7V
F901
F1
–27V
F2
FLUORESCENT INDICATOR TUBE
(FL101)
D813
RECT
D809
D809
D+3.3V
D+2.6V
A+5V, D+5V
+3.3V
REGULATOR
Q401
+3.3V
+3.3V
REGULATOR
IC1071
TUNER+3.3V
TUNER+10V
B+
B–
SYSTEM CONTROLLER
IC1601 (3/3)
+9V
REGULATOR
IC1903
+5V
REGULATOR
IC1905
+5V
+3.3V
REGULATOR
Q1006
+3.3V
+9V
11
11
STR-KSL900W
STR-KSL900W
4-2. PRINTED WIRING BOARD – DIGITAL BOARD (COMPONENT SIDE) –
•
See page 7 for Circuit Boards Location.
: Uses unleaded solder.
• Semiconductor
Location
Ref. No.
Location
D1105
F-3
D1106
G-4
D1301
E-9
IC1036
D-3
IC1111
J-4
IC1131
G-2
IC1301
E-10
IC1401
F-8
IC1403
E-7
IC1404
E-4
IC1452
F-6
IC1501
I-7
IC1502
I-9
IC1601
H-4
IC1651
H-2
Q1103
F-3
Q1104
F-3
Q1105
E-3
Z5
IC1301
IC1502
IC1501
IC1601
IC1452
IC1403
IC1404
IC1401
IC1651
R1362
C1301
C1302
R1301
R1302
R1303
R1304
C1303
C1304
C1305
R1403
R1493
R1446
R1486
R1404
R1492
X1301
X1502
R1436
R1476
C1443
C1483
R1445
R1485
R1483
C1433
C1473
R1443
R1433
R1473
FB1452
FB1453
FB1405
FB1406
C1407
C1405
C1404
R1409
R1408
C1408
R1407
R1406
R1523
R1515
C1521
C1522
C1454
C1450
R1502
R1503
R1504
R1505
R1506
R1156
FB1503
R1151
R1152
R1153
R1305
R1311
R1360
R1306
R1307
R1124
R1129
R1105
R1186
R1122
R1123
R1112
R1115
R1113
R1119
R1126
R1125
R1107
R1109
R1053
IC1131
R1529
R1308
R1309
R1310
D1301
R1312
R1313
R1315
R1316
R1136
R1137
R1134
R1135
R1041
R1140
R1142
R1143
R1144
X1101
R1160
R1161
R1162
R1121
R1150
R1501
R1149
R1099
D1106
R1176
Q1103
Q1104
Q1105
R1177
D1105
R1098
R1508
R1509
R1511
R1541
R1555
R1168
R1548
R1549
R1550
R1550
R1551
R1552
R1553
R1553
R1554
R1525
R1526
R1518
R1519
R1519
R1520
R1521
R1522
R1517
R1547
R1532
R1533
R1534
R1535
R1536
R1537 R1538
R1539
R1540
R1542
R1543
R1544
R1527
R1528
FB1305
IC1111
R1106
R1127
R1189
C1107
C1137
R1128
R1405
R1435
R1475
C1252
R1251
R1252
C1063
C1131
C1913
FB1302
C1253
FB1501
FB1502
FB1101
C1123
R1070
C1124
C1122
C1108
FB1301
R1361
JR1020
IC1036
R1062
R1032
R1030
R1031
C1057
C1059
R1035
R1036
R1034
JR1030
FB1310
R1080
JR1031
JR1032
R1061
R1060
R1063
R1033
1
12
36
25
13
24
48
37
1
22
23
44
30
1
61
1
3
5
4
90
31
60
120
91
1
1
4
8
5
1
8
14
7
1
4
8
5
1
14
28
15
8
16
9
1
1
4
8
5
E
E
E
30
80
51
50
31
81
100
(COMPONENT SIDE)
DIGITAL BOARD
1-861-783-
11
(11)
1
2
3
4
5
6
7
8
9
10
11
A
B
C
D
E
F
G
H
I
J
K
L
8
14
7
1
12
12
STR-KSL900W
STR-KSL900W
4-3. PRINTED WIRING BOARD – DIGITAL BOARD (CONDUCTOR SIDE) –
•
See page 7 for Circuit Boards Location.
: Uses unleaded solder.
CN197
CNS191
CNS195
CNS193
CNS194
C1064
C1914
C1306
C1460
C1438
C1448
IC1001
C1402
C1022
C1069
C1403
C1455
C1457
CNS192
G1101
C1401
IC1901
IC1904
IC1902
IC1031
C1906
C1491
IC1071
C1908
C1525
C1517
C1515
C1032
C1406
C1428
C1001
C1468
R1194
R1165
R1193
JR2001
JR2002
C1101
FB1309
FB1308
R1261
R1058
R1260
R1059
D1103
R1052
R1444
R1442
C1441
C1442
C1481
C1482
R1482
C1456
R1484
R1480
R1481
R1440
R1441
R1431
R1430
R1432
R1434
C1431
C1432
R1470
R1471
R1472
R1474
C1471
C1472
R1570
R1175
R1169
R1178
C1126
R1044
R1201
R1546
R1545
R1556
R1167
R1166
C1487
C1547
C1566
C1569
C1002
C1251
R1314
C1310
C1309
C1308
C1312
C1313
C1314
C1315
R1317
R1318
C1003
C1004
D1003
D1004
C1905
C1031
C1459
R1513
R1571
R1572
R1573
R1574
C1508
C1507
C1506
C1504
C1505
C1503
C1501
C1502
C1509
C1510
R1514
C1511
R1512
C1513
C1514
C1519
C1520
C1516
C1518
C1021
D1107
D1110
C1299
R1088
R1180
R1179
C1065
C1066
C1067
C1068
R1071
R1072
R1073
R1158
R1159
C1139
R1096
R1097
R1049
R1043
R1111
R1050
R1051
R1190
R1039
C1100
C1138
C1120
C1142
R1635
R1636
C1620
C1604
C1605
C1129
C1130
C1121
C1125
R1037
R1038
R1040
C1035
R1046
C1057
C1058
R1045
Q1006
C1133
G1102
FB1306
CNS190
FB1304
C1025
C1903
C1904
IC1903
IC1905
C1901
C1900
1-861-783-
11
(11)
(CONDUCTOR SIDE)
DIGITAL BOARD
D
DISPLAY
BOARD
CNS151
(Page 23)
MAIN
BOARD
CNS822
(Page 19)
C
1
1
3
1
1
3
5
2
4
23
2
22
FOR
CHECK
B
I/O BOARD
CNS403
(Page 17)
A
I/O BOARD
CNS301
(Page 17)
TUNER UNIT
FM 75
Ω
COAXIAL
ANTENNA
TN1
AM
1
3
3
1
3
1
(CHASSIS)
1
2
3
4
5
6
7
8
9
10
11
A
B
C
D
E
F
G
H
I
J
K
L
E
(CHASSIS)
TX
BOARD
CN7001
(Page 25)
K
1
13
2
12
3
1
1
3
• Semiconductor
Location
Ref. No.
Location
D1003
G-4
D1004
F-3
D1103
G-8
D1107
I-10
D1110
I-9
IC1001
E-3
IC1031
L-4
IC1071
G-2
IC1901
L-6
IC1902
G-3
IC1903
L-8
IC1904
J-9
IC1905
K-10
Q1006
E-10
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