Sony HT-DDW995 / STR-K995 Service Manual ▷ View online
17
17
STR-K995
STR-K995
13
CN3501
DVD IN
HDMI
VIDEO 2 /
BD IN
77,76,
74,73,
74,73,
71,70
29,30,
32,33,
32,33,
35,36
26,27
25,26,
28,29,
31,32,
28,29,
31,32,
34,35
67,68
64
63
62
58,57,
55,54,
55,54,
52,51
49,48
46
45
44
IC3503
SELECTOR
SW
Q3505
SW
Q3506
CLOCK +/-
SW
Q1704
BUFFER
Q1701-1703
18
1,3,4,6,7,9
10,12
15
16
19
13
1,3,4,6,7,9
15
16
10,12
18
13
1,3,4,6,7,9
10,12
15
16
19
CN3502
SCL
SDA
CLOCK +/-
SCL
SDA
B21,A21
SCL2
SDA2
HPD2
Y4,Z4
50,51,
54,55,
58,59,
54,55,
58,59,
62,63
RXC -/+
124-121
117-114
111-108
117-114
111-108
105-99
96-92
QE0 - QE23
88
IC1907(3/3)
SYSTEM CONTROLLER
90
HDMI_S2
89
HDMI_S1
2
HDMI_RESET
1
HDMI_MUTE
91 CE0
IC3519(2/2)
SUB CPU
33 TX
34 RX
10
19
20
65
27
28
35
51 TMDS_S1
52 TMDS_S2
53 TMDS_S3
54 TMDS_OEB
21 RX_HPDI
21
S1
22
S2
23
S3
42
XOE
40
HPD_SINK
42 TX_RST
43 TX_INT
55 P5V_SELB
56 P5V_SELA
D1701
3.3V
11
13
XIN
XOUT
X3502
10MHz
RESET
RX_RST
RX_INT
MUTE
CSCL
CSDA
EEPROMSEL1
IC3521
12
14
13
1
5
10
IC3511
RX
89
91
67
40
39
84
85
XTALIN
XTALOUT
X3501
28.322MHz
RESET
76
SCK
75
WS
74
SD0
73
SD1
72
SD2
71
SD3
79
MCLK
70
SPDIF
1
VSYNC
119
ODCK
127
DE
128
HSYNC
INT
MUTE
CSCL
CSDA
42
41
DSDL
DSDA
PWR5V
49-58
61-65
67-70
75-79
61-65
67-70
75-79
D0 - D23
IC3513
TX
12 SCK
11 WS
10 SD0
9 SD1
8 SD2
7 SD3
6 MCLK
5 SPDIF
43 CSCL
44 CSDA
18 HPD
17 INT
42 RESET
2 VSYNC
66 IDCK
80 DE
1 HSYNC
3
IC3507
7
2
3
6
IC3509
6
7
5
SCL
SDA
WP
EEPROM
IC3504
SELECTOR
4
5
9 10
3
44
2
CSCL
CSDA
SCLA
SDAA
38
39
SCL_SINK
SDA_SINK
SCLB
SDAB
6
8
11
3
3
1
4
5
10
9
12
13
IC3501
3.3V
D3502
D3501
20
DSCL
19
DSDA
Q3504
CLOCK +/-
HDMI +5V
18
19
HDMI
OUT
SPDIF
TX0 +/-
TX1 +/-
TX2 +/-
TX1 +/-
TX2 +/-
TXC +/-
RX0 -/+
RX1 -/+
RX2 -/+
RX1 -/+
RX2 -/+
Y3,Z3
Y2,Z2
Y1,Z1
Y2,Z2
Y1,Z1
D3511
D3512
DATA BUFFER
CSCL
BCK
LRCK
DATA
BUFFER
CN3504
HDMI_MUTE
C
MAIN
SECTION
SECTION
(Page 15)
MAIN
SECTION
SECTION
(Page 15)
B
• Signal Path
: DIGITAL
: VIDEO
• R-CH is omitted due to same as L-CH.
4-3. BLOCK DIAGRAM – HDMI SECTION –
18
18
STR-K995
STR-K995
4-4. PRINTED WIRING BOARD – DIGITAL BOARD (SIDE A) –
:Uses unleaded solder.
• See page 14 for Circuit Boards Location.
IC1017
IC1907
IC1303
IC1302
IC1700
IC1710
IC1452
IC1405
IC1404
IC1403
IC1401
IC1131
IC1503
IC1502
IC1501
IC1111
IC1301
DMPORT
J1311
DIGITAL BOARD
(SIDE A)
1-872-697-
14
(14)
E
E
E
E
1
1
3
3
4
4
5
5
C1807
R1964
R1962
R1961
C1953
R1953
C1952
R1952
C1951
R1951
C1031
C1913
Q1701
CL042
C1950
C1949
R1949
C1921
FB1505
D1302
D1301
CL046
CL044
CL045
LP1000
R1946
R1333
R1332
C1331
R1331
CL043
R1469
R1044
R1636
R1327
R1714
R1713
R1712
R1711
R1710
R1709
R1708
C1706
CNS506
FB1405
R1705
C1704
Q1704
R1704
C1703
L1403
Q1703
R1703
C1702
Q1702
R1702
C1701
D1701
R1401
R1701
C1495
C1705
C1316
C1002
FB1309
R1716
R1707
FB1504
X1101
C1068
C1920
R1351
R1354
C1361
C1404
C1401
C1409
C1304
C1303
C1302
C1301
W1001
W1000
R1495
R1494
R1493
R1492
R1491
R1486
JR1020
R1484
R1483
R1476
R1473
R1470
R1088
JR1008
R1084
R1083
JR1005
R1466
R1464
R1463
R1077
C1487
R1076
R1073
C1483
R1072
R1068
R1067
R1066
R1642
R1065
C1475
C1474
R1062
C1472
R1061
C1471
R1253
R1446
R1445
R1444
FB1350
R1635
C1462
C1461
R1050
C1460
R1436
R1435
R1434
R1042
R1041
C1067
R1426
C1066
R1425
R1424
R1035
C1443
C1404
R1411
R1410
C1432
R1407
C1620
FB1310
FB1503
JW1700
R1015
FB1308
R1014
C1424
R1013
R1012
C1422
FB1305
R1011
R1010
R1201
C1415
C1414
C1605
X1502
D1001
C1408
C1405
X1301
RB1508
RB1507
RB1506
RB1504
RB1503
RB1502
RB1501
RB1500
JR1511
R1194
R1574
R1573
R1572
R1571
R1570
R1182
R1181
R1180
R1179
R1175
R1557
R1556
R1555
R1360
R1359
R1358
R1164
R1357
R1356
R1161
R1160
FB1453
FB1452
R1541
C1569
C1568
R1157
C1567
R1156
R1154
R1153
R1152
R1151
R1150
C1362
R1144
R1143
R1140
R1523
R1135
R1134
R1325
R1512
R1321
R1516
R1513
R1511
R1514
R1129
R1510
R1126
R1319
R1125
R1318
R1124
R1123
R1122
R1531
R1121
R1508
R1120
R1507
R1313
R1506
R1312
R1505
R1311
R1504
R1310
R1502
C1142
R1501
C1911
R1118
R1117
R1309
R1308
R1114
R1307
R1306
R1112
C1522
R1305
R1111
C1521
R1304
R1110
R1303
R1301
R1108
R1107
R1106
C1511
C1129
C1123
C1122
C1509
C1315
C1502
C1119
C1118
D
HDMI RE
BOARD
CN3512
(Page 38)
1
2
A
B
C
D
E
F
3
4
5
6
7
8
• Semiconductor
Location
Ref. No.
Location
D1001
C-6
D1301
D-3
D1302
C-3
D1701
D-6
IC1017
C-4
IC1111
D-5
IC1131
F-6
IC1301
C-3
IC1302
C-3
IC1303
D-3
IC1401
E-2
IC1403
E-4
IC1404
F-4
IC1405
F-5
IC1452
E-3
IC1501
D-4
IC1502
C-4
IC1503
E-5
IC1700
D-6
IC1710
D-6
IC1907
E-6
Q1701
D-6
Q1702
D-6
Q1703
D-6
Q1704
E-6
19
19
STR-K995
STR-K995
4-5. PRINTED WIRING BOARD – DIGITAL BOARD (SIDE B) –
:Uses unleaded solder.
• See page 14 for Circuit Boards Location.
• Semiconductor
Location
Ref. No.
Location
D1003
E-3
D1004
E-4
D1107
C-7
D1108
C-7
D1109
C-7
D1110
C-7
D1111
C-7
D1501
D-3
D1502
D-3
D1503
D-3
D1504
D-4
IC1001
F-3
IC1031
B-8
IC1351
C-2
IC1354
C-2
IC1901
B-7
IC1902
B-5
IC1904
C-6
IC1906
E-2
IC1031
IC1904
IC1906
IC1901
IC1001
IC1354
IC1351
IC1902
SAT IN
VIDEO 2/
BD IN
DVD IN
COAXIAL
DIGITAL
OPTICAL
J1301
TN1
ANTENNA
75
COAXIAL
FM
AM
for
FLASH
PROGRAMMING
1-872-697-
14
(14)
DIGITAL BOARD
(SIDE B)
1
3
1
3
1
3
1
1
1
3
3
3
C1985
C1986
C1987
C1806
C1805
C1804
C1803
C1802
C1801
C1800
JR1010
C1342
C1971
C1970
R1096
JR1009
JR1006
R1954
R1960
C1960
C1961
C1021
R1948
R1947
D1111
D1110
D1109
D1108
D1107
JR1003
JR1002
JR1001
CL039
CL010 CL007
CL008
CL006
CL023
CL020
CL018
JL1000
R1093
C1102
C1661
C1667
C1604
C1149
R1183
R1184
R1188
R1185
C1254
C1255
C1132
C1131
R1191
R1192
R1409
CL003
CL002
CL005
CL009
CL011
CL013
CL001
CL012
CL004
C1019
R1187
R1941
R1078
JR1000
JL001
CL040
CL041
CL037 CL036
CL034
CL032
CL033
CL031
CL028
CL029
CL035
CL030
CL022
CL025
CL024
CL021
CL017
CL016
CL019
R1637
R1644
R1643
R1645
R1641
R1352
R1353
C1566
C1309
C1308
C1305
C1100
R1474
C1146
C1494
C1079
C1481
R1261
R1260
C1473
C1463
C1071
C1454
C1450
R1039
C1442
C1433
FB1502
FB1501
C1423
FB1302
FB1101
D1004
D1003
C1005
C1004
R1186
R1163
R1355
R1159
C1172
C1171
R1530
C1358
C1354
C1547
C1351
R1323
C1141
R1314
C1145
C1144
R1503
D1504
C1140
D1503
D1502
D1501
C1139
C1520
R1302
C1905
C1519
C1518
C1516
R1105
C1514
C1513
C1510
C1124
C1121
C1508
C1314
C1507
C1313
C1506
C1312
C1505
C1504
C1310
C1503
C1501
HS1901
C1032
C1908
C1906
C1022
C1103
CNP505
CNP506
CNS511
CNS504
CNS502
C1468
C1458
C1448
C1438
C1428
C1418
CNS501
C1910
C1491
C1457
C1455
C1407
C1406
C1403
C1402
C1001
CNS509
C2281
CNP512
C1919
C1306
C1359
C1355
CNS507
C1914
C1707
C1525
C1517
C1515
A
VIDEO
BOARD
CNS206
(Page 36)
E
DCDC
BOARD
CN4103
(Page 32)
C
STANDBY
BOARD
CNP903
(Page 32)
B
MAIN
BOARD
CNP912
(Page 25)
H
DISPLAY
BOARD
CNS100
(Page 30)
U
MAIN
BOARD
CNP913
(Page 25)
F
MAIN
BOARD
CNP501
(Page 25)
G
MAIN
BOARD
CN500
(Page 25)
1
2
A
B
C
D
E
F
G
3
4
5
6
7
8
9
20
20
STR-K995
STR-K995
4-6. SCHEMATIC DIAGRAM – DIGITAL BOARD (1/5) –
• See page 41 for Waveform.
• See page 42 for IC Block Diagram.
A
VIDEO BOARD
CNS206
(Page 37)
D
HDMI RE
BOARD
(1/2)
CN3512
(Page 39)
3
DIGITAL
BOARD
(4/5)
(Page 23)
4
DIGITAL
BOARD
(5/5)
(Page 24)
1
DIGITAL
BOARD
(2/5)
(Page 21)
2
DIGITAL
BOARD
(3/5)
(Page 22)
3
IC B/D
IC B/D
0
3.3
3.3
3.3
3.3
3.3
0.1
3.3
0.1
3.3
3.3
0
0.1
3.2
0
0
3.3
3.3
0
0
0.1
2.5
2.9
2.9
2.9
3.3
3.3
0.1
0.1
3.3
3.3
3.3
No mark:FM
1.6
1.6
1.6
1.6
1.6
1.6
1.6
1.6
3.3
0
3.3
0
2.6
1.2
1.2
2.5
1.4
VCC
OUT
GND
TORX147L
IC1351
VCC
OUT
GND
TORX147L
IC1354
0.1
C1351
0.1
C1354
100
R1351
100
R1354
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
9
8
7
6
5
4
3
2
1
37
38
39
40
41
42
43
44
45
46
47
48
IC1301
LC89056W-E
DISEL
DOUT
DINO
DIN1
DIN2
DGND
DVDD
R_SDIN
VIN_AGND
LPF
AVDD
AGND
CKOUT
BCK
LRCK
DATAO
XSTATE
DGND
DVDD
XMCK
XOUT
XIN
EMPHA
AUDIO
CSFLAG
F0/P0/C0_F0/FSB0
F1/P1/C1_F1/FSB1
F2/P2/C2_F2/DLMP
F3/P3/C3_VF/DATA02
DVDD
DGND
AUTO_VREF
BPSYNC
ERROR
DOUT
DI
CE
CLK
XSEL
MODE0
MODEL1
DGND
DVDD
DOSEL0
DOSEL1
CKSEL0
CKSEL1
XMODE
75
R1355
0.1
C1361
25V
22
C1355
MA111-TX
D1302
0.1
C1358
6.3V
1000
C1359
100
R1359
0.1
C1301
0.01
C1302
0.1
C1303
0.1
C1305
0
JR1005
5.6k
R1301
4.7k
R1302
16V
47
C1306
10k
R1318
0
R1321
10k
R1323
0.1
C1314
0.1
C1315
1M
R1311
100
R1311
100
R1312
100
R1313
10k
R1314
0.1
C1312
100p
C1313
12.288MHz
X1301
18p
C1309
18p
C1310
0uH
FB1305
0
R1319
0.1
C1308
680
R1305
22
R1306
100
R1307
100
R1308
100
R1309
100
R1360
0
JR1020
10k
R1096
0uH
FB1302
0.01
C1362
W1001
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
18P
J1311
P GND
VBUS +5V
NC
+5V
CLINK_RX
CLINK_TX
CLINK_DET
DGND
CLINK_WM_DET
CLINK_WM_AD
AGND
AGND
CLINK_L
CLINK_R
WM_RXD
WM_TXD
VIDEO
VIDEO_GND
1k
R1352
1k
R1353
100
R1304
0.01
C1304
33k
R1303
0uH
FB1350
0
R1325
0uH
FB1310
470
R1356
47k
R1357
470k
R1358
CL001
CL002
CL003
CL004
CL005
CL006
CL007
CL008
CL010
CL011
CL013
CL042
CL043
CL04 4
CL045
CL046
0.1
C1316
0uH
FB1309
8
7
6
5
4
3
2
1
TC7WU04FU(TE12R)
IC1303
0.1
C1920
0uH
FB1504
1
2
3
4
5
6
7
7P
CNS506
HDMI_CEC_IN
HDMI_RESET
HDMI_UART_RX
HDMI_UART_TX
HDMI_REG_CTL
HDMI_ERROR(MUTE)
HDMI_SPDIF
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
TC74ACT153F(EL)
IC1302
STROBE
B
1C3
1C2
1C1
1C0
1Y
GND2
Y
2C0
2C1
2C2
2C3
A
STROBE
VCC
MA111-TX
D1301
0uH
JR1511
100
R1327
10V
470
C2281
8
4
3
2
5
6
7
1
TC7WH157FK
IC1017
A
B
/Y
GND
Y
/A B
/G
VC
C
100
R1331
100
R1332
0.1
C1331
0uH
FB1505
0.1
C1921
R1951 10k
R1952
10k
R1953
10k
C1953
0.01
C1951 0.01
C1952
0.01
1
2
3
4
5
6
7
7P
CNS509
V MUTE
COMP-S2
COMP-S1
V-SW1
V-SW2
V-SW3
V-SW4
J1301
C1800
1000p
C1801
1000p
C1802
1000p
C1803
1000p
C1804
1000p
C1805
1000p
C1806
1000p
0.1
C1987
0.1
C1986
2
3
4
5
6
7
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
55
40
39
89
83
84 85
86
87
88
90
91
DIGITAL BOARD (1/5)
IC1303
INVERTER
OPTICAL IN
IC1354
IC1351
OPTICAL IN
AUDIO IN SELECT
IC1302
IC1301
DIGITAL AUDIO
SELECTOR
IC1017
I/F RECEIVER
DIGITAL
COAXIAL
DVD
IN
OPTICAL
SAT
IN
VIDEO 2
BD IN
DMPORT
2
1
3
2
1
3
1
2
3
4
5
6
7
8
9
10
11
12
13
A
B
C
D
E
F
G
H
I
J
K
L
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