Sony HT-DDW685 / STR-K685 Service Manual ▷ View online
21
21
STR-K685
STR-K685
4-8. SCHEMATIC DIAGRAM – DIGITAL BOARD (4/5) –
D
C
MAIN BOARD
(3/4)
CNP504
(Page 27)
STANDBY
BOARD
CNP801
(Page 26)
H
DISPLAY
BOARD
CNS102
(Page 30)
11
DIGITAL
BOARD
(2/5)
(Page 19)
14
DIGITAL BOARD
(5/5)
(Page 22)
15
DIGITAL
BOARD
(1/5)
(Page 18)
3.3
8.5
2.6
7.9
8.5
3.3
5
No mark:FM
100
R1129
10k
R1105
10k
R1186
10k
R1179
10k
R1180
10k
R1088
10k
R1182
10k
R1181
10k
R1183
10k
R1184
1SR154-400TE-25
D1001
0.1
C1905
10V
470
C1906
10V
470
C1908
0uH
FB1308
CL025
CL026
CL027
CL028
CL029
CL030
CL031
CL032
CL033
CL021
VCC
GND
OUT
BA33BC0FP-E2
IC1904
VCC
GND
OUT
BA50BC0FP-E2
IC1031
D1109
D1108
D1111
D1110
D1107
1
2
3
4
5
6
7
7P
CNP505
+R2
STOP
STDBY GND
+9V (STDBY)
PW_R
Y
+R4
R4 GND
10V
470
C1022
10V
470
C1032
1
2
3
4
5
IC SI-3008KWFE
IC1901
0.47
C1021
0.47
C1031
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
17P
CNS513
DCAC_IN
INPUT-JOG_4B
INPUT_JOG_4A
FL_CLK
FL_DIN
FL_LAT
AD1
AD2
SIRCS
PW_SW
VOL_JOG_2B
VOL_JOG_2A
+5V
+3.3V(STDBY)
GND
GND
DC_CONTROL
AD1
SIRCS
AD2
VOL_A
VOL_B
+2.65V/+1.85V
+R4
56
60
59
58
b8
a4
97
b3
b1
90
a9
a1
94
99
a3
b6
a8
93
a2
b9
89
b5
b7
a7
92
96
a5
98
a6
b4
b2
91
95
D1107-1111
MA111-TX
MA111-TX
DIGITAL BOARD
(4/5)
IC1901
IC1031
IC1904
+3.3V REG
+5V REG
+3.3V REG
W1000
1
3
2
1
3
2
1
2
3
4
5
5P
CNP506
PROTECTOR
FRONT_RY
C/REAR/SB_R
Y
H/P CTRL
H/P_RY
1
2
3
4
5
6
7
8
9
10
11
A
B
C
D
E
F
G
22
22
STR-K685
STR-K685
4-9. SCHEMATIC DIAGRAM – DIGITAL BOARD (5/5) –
• See page 13 for Waveform.
• See page 36 for IC Pin Function Description.
for
FLASH
PROGRAMMING
G
MAIN
BOARD
(1/4)
CNP502
(Page 25)
2
14
DIGITAL BOARD
(4/5)
(Page 21)
7
DIGITAL
BOARD
(1/5)
(Page 18)
12
DIGITAL
BOARD
(2/5)
(Page 19)
13
DIGITAL
BOARD
(3/5)
(Page 20)
1.3
3.3
0.1
3.3
1.1
3.3
0
0
0
0
0
0
3.3
0
3.3
0
0
0
0
3.2
3.2
3.3
3.3
0
0
3.3
3.3
3.3
3.2
3.3
3.3
3.3
0
3.3
3.3
3.3
0
0
3.2
2.9
3.3
0.1
3.3
0
0
0
0
0
3
3.1
3.3
3.3
0
3.3
3.3
3.3
0
0
0.1
3.3
0.2
0.2
3.2
3.2
3.3
3.3
3.3
0
3.3
3.3
0
3.3
0
3.3
0
0
0
0
0
0
0
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
0
3.3
3.3
3.3
3.3
0
100
R1151
100
R1152
100
R1153
100
R1154
100
R1143
100
R1144
100
R1121
100
R1160
100
R1161
100
R1134
100
R1135
100
R1042
100
R1140
100
R1061
100
R1062
100
R1065
100
R1066
100
R1067
100
R1068
100
R1010
100
R1011
100
R1012
100
R1013
100
R1014
100
R1015
0
R1524
1k
R1120
10k
R1049
0.1
C1299
24MHz
X1101
100
R1084
100
R1122
100
R1123
100
R1125
100
R1126
2.2k
R1111
2.2k
R1108
2.2k
R1107
0.01
C1171
0.01
C1172
0.01
C1137
0.1
C1107
0.1
C1138
0.1
C1140
0.1
C1100
0.1
C1102
47
16v
C1103
5
4
3
2
1
S-80929CNMC-G8ZT2G
IC1111
100
R1127
100
R1128
100
R1124
100
R1112
R1175
100
10k
R1083
10k
R1190
10k
R1189
10k
R1039
22k
R1201
2.2k
R1035
0.1
C1604
0.1
C1605
0.1
C1620
0.1
C1119
0.1
C1142
0.1
C1139
0.1
C1122
0.1
C1123
0.1
C1124
0.1
C1121
0.01
C1131
0.01
C1132
0.01
C1144
0.01
C1145
220p
C1149
220p
C1495
220p
C1254
220p
C1255
100
R1076
100
R1077
100
R1078
10k
R1185
10k
R1188
10k
R1096
0
R1156
0
R1157
3.3k
R1159
3.3k
R1072
47k
R1163
3.3k
R1073
10k
R1191
10k
R1192
1k
R1117
1k
R1118
100
R1106
R1193
10k
R1187
0uH
FB1101
8
7
6
5
4
3
2
1
BR24L16FJ-WE2
IC1131
A0
A1
A2
GND
SDA
SCL
WCB
VCC
2.2k
R1110
1
2
3
4
5
6
7
8
9
10
11
11P
CNS502
NC
NC
NC
VOL IC_CLK
VOL IC_DATA_LAT
VACS CTRL
SBR_OUT
SBL_OUT
SR_OUT
-7V
SL_OUT
1
2
3
4
5
6
7
8
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
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
MB90F045PF-G-9002-SPE1
IC1101
D
ATA
0
GP9
BST
HCS
HACN
XRST
PM
GP12
FL_LA
T
PCM1609/1803_RST
VSS
PCM1609_ML
PCM1609_MC
PCM1609_MDI
PCM1609_MD0
FL_CLK
FL_DA
TA
HDOUT
HDIN
HCLK
TUNING_A
TUNING_B
VCC5
V_SW1
V_SW2
C LINK_DET
FLASH2/C LINK_RX(MICLO)
FLASH1/C LINK_TX(MOCLI)
SDA
SCL
ENC_A
ENC_B
NC
NC
AVCC
AVRH
AVSS
ADCC
A/D1
A/D2
VERSION
VSS
TUNER SD
MODEL
VAX CTRL
TUNER CLK
TUNER DATA
STOP
MD0
MD1
MD2
RDS_CLK
RDS_DA
TA
SIRCS
HP_DETECT
POWER_KEY
ADCC_INT
POWER_R
Y
VOL IC_CL
VO ICL_DA
PROTECTOR
HP_R
Y
FUSE_DETECT
VOL_ENCODER(B)
VOL_ENCODER(A)
FRONT_A_R
Y/DG51_FB
FRONT_B_R
Y/DG51_F
A
DC-CONTROL
C/REAR/SB_R
Y
SW_R
Y
NC
BRIDGABLE_R
Y
D0/SD/ST
SLA
TCH
V_SW3
V_SW4
RSTX
COMP MUTE
XIA
XOA
VSS
X0
X1
VCC3
HDMI_S2
HDMI_S1
HDMI_OED
HDMI_PRE
HDMI_CTRL
COMP_S2
COMP_S1
BST_SEL
XMODE
CKSEL1
CLK
CE
DI
D0
ERROR
XSTATE
10k
R1164
R1194
R1194
22k:E51
4.7k:SP,SP6,TH
47k:AR,MX
*
*
0.01
C1129
CL034
CL035
CL036
CL037
0.1
C1108
JL002
JL005
10k
R1635
10k
R1636
1
2
3
4
5
6
7
8
9
9P
CNS504
FLASH 1
FLASH 2
VDD
GND
RESET
MD0
MD2
SCL
SDA
C1067
220p
C1068
220p
100
R1948
22
R1947
0.1
C1118
100
R1041
HDMI_CTRL
HDMI_PRE
HDMI_OED
COMP_S1
COMP_S2
RDS_SIG
XMODE
TUNER_DO/SD/ST
TUNER_DI
TUNER_CLK
DSP_GP12
DSP_HCLK
DSP_HDIN
DSP_HDOUT
DSP_HCS
DIR_DO
PCM1609/1803_RST
DIR_XSTATE
TUNING_A
IP_B
HDMI_S2
DIR_CKSEL
DIR_CLK
DIR_CE
DIR_DI
HDMI_S1
V_SW1
V_SW2
IP_A
28
26
20
24
21
23
25
22
47
48
49
50
51
46
55
53
70
75
69
74
68
73
72
71
76
63
62
67
61
66
77
78
79
90
91
100
R1946
b9
92
93 94 95
96
97
98
99
a1 a2
a3
a4
a5
a6
a7 a8
a9 b1 b2 b3 b4 b5 b6
b7
b8
89
EEPROM
SYSTEM CONTROLLER
RESET
DIGITAL BOARD
(5/5)
IC1101
IC1111
IC1131
R1094
R1095
10k
10k
*
CL002
CL001
CL013
CL013
CL009
CL007
CL005
CL004
CL003
R1193
22k:AR,MX
47k:SP,SP6,E51,TH
47k:SP,SP6,E51,TH
*
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
A
B
C
D
E
F
G
H
I
J
K
L
Ver. 1.2
23
23
STR-K685
STR-K685
4-10. PRINTED WIRING BOARD – MAIN BOARD –
:Uses unleaded solder.
• See page 13 for Circuit Boards Location.
IC850
IC601
IC501
IC502
IC701
IC400
IC822
IC821
POWER
TRANSFORMER
T901
(Page 24)
O
POWER
TRANSFORMER
T901
(Page 24)
M
N
STANDBY
BOARD
CNP906
(Page 24)
I
HEADPHONE
BOARD
CNP790
(Page 31)
DISPLAY
BOARD
CN104
(Page 29)
J
DIGITAL
BOARD
CNP506
(Page 17)
D
G
DIGITAL
BOARD
CNS502
(Page 17)
F
DIGITAL
BOARD
CNS501
(Page 17)
E
DCAC
BOARD
CN2001
(4pin-6pin)
(Page 31)
DCAC
BOARD
CN2001
(7pin-9pin)
(Page 31)
B
15
1
1
11
1
4
8
5
1
4
8
5
MAIN BOARD
L
FRONT
SPEAKERS
CENTER
R
(IMPEDANCE USE 6-16 )
L
SURROUND
SPEAKERS
SUB
WOOFER
WOOFER
R
AUDIO IN
AUDIO IN
AUDIO IN
SAT
TV
SA-CD/CD
12
12
(IMPEDANCE USE 10-16 )
(IMPEDANCE USE 6-16 )
Z2
JW
819
JW780
JW781
JW496
JW520
JW602
JW440
JW436
JW309
JW498
JW301
Q703
Q704
Q753
Q503
Q504
Q603
Q604
Q553
Q554
Q653
Q654
JWH01
JWH02
JW711
JW715
JW558
JW559
JW584
JW716
JW717
JW445
JW817
JW704
JWH08
JWH06
JWH05
JW438
JW816
JW569
R858
JWH09
JW505
JW412
JW317
JW500
JW507
JWB01
Q754
JW550
JW650
JW318
JW422
JW441
JW752
JW754
JW751
JW712
JW757
JW600
JW535
JW537
JW815
TP1
TP2
R595
R757
R754
R593
R752
R772
R765
C752
R758
R591
R760
R594
R763
C753
Q751
R597
D448
R751
D449
R449
R753
Q755
JW700
JW480
Q756
Q752
JWB02
R596
JW451
JW808
JW753
R766
JW809
JW755
JWH10
JWH18
JWH11
JW455
JW722
JW620
JW504
R761
R762
C763
R759
R755
R756
R764
R771
D751
JW706
JW490
JW840
JW636
JW630
JW452
R770
JW707
JW628
JW492
JW469
JW637
JW703
JW705
JW320
JW701
JW468
JW471
JW
581
JW610
JW
525
JW612
JW456
JW453
JW
611
JW613
JW605
JW608
JW616
JW617
JW618
JW619
JW621
JW622
Q852
Q502
R844
C816
R517
R740
R703
Q657
D882
Q507
R549
R659
R401
R857
EXCEPT SP
R616
R856
C403
R563
R560
R666
R453
C702
D702
C713
C563
R564
R793
R565
R668
R791
D529
R531
C564
R711
Q557
R452
R500
R550
C801
C803
R653
R403
R700
D806
C802
C662
D804
C666
R852
D552
R402
R455
R405
R451
R558
R663
R882
R562
R568
C815
R611
R471
R557
D549
R555
D811
R621
Q851
C664
Q705
D881
D884
D883
R729
R667
C663
D501
R569
R556
R715
R708
C653
R503
R661
Q602
R660
R664
Q555
C716
R522
Q552
R655
D651
R707
R567
C482
C811
C813
R532
R658
Q707
Q655
R554
Q702
R454
R704
R665
Q652
R622
Q471
R600
R706
R705
Q501
R609
R672
R472
R610
C613
D601
R613
R854
R612
CNP902
R406
Q656
D821
Q505
R607
R572
R710
C614
D851
R606
R669
R566
SP
R859
Q607
R615
R617
Q882
R884
R885
R605
Q601
R604
C703
R840
R571
R510
C514
R507
R804
Q651
R506
R709
D551
R519
R561
R513
C484
R670
C603
R521
R614
Q801
R722
R509
R473
C529
R652
R855
C503
R671
Q706
C814
R529
Q605
Q551
R608
R719
R713
R720
R520
Q883
R505
Q881
R883
D502
R851
D791
R662
C404
D801
C812
R559
R721
R718
C566
R714
R657
R514
Q509
R656
R701
R702
Q556
Q701
D701
R806
C472
D602
R717
R803
R508
RY502
R712
R716
C516
C714
R843
C552
R515
R502
C502
R552
R501
R553
R504
C553
R551
R602
R601
C652
R603
R654
C602
Q506
D729
R651
D802
Q606
R570
R910
C657
C651
C601
C557
C607
C551
C501
C507
C824
C823
C424
C422
C432
C431
C421
C423
C425
C433
C434
C426
C446
C436
C435
C471
C751
C700
C757
C707
C701
C842
C715
C708
C758
C508
C515
C500
C600
C608
C558
C615
C658
C808
C807
C806
C766
C616
C661
C562
C561
C612
C611
C512
C511
C762
C761
C712
C711
C704
C706
C756
C754
C504
C554
C604
C654
C656
C606
C590
C592
C594
C593
C452
C402
R416
JW750
JW409
JW807
JW806
JW804
JW601
CNP501
JW439
JW437
JW
H07
D841
C729
C506
C556
C549
C565
C882
C665
JW
607
R815
TM602
JWH16
R404
RY551
R574
JW
818
Q608
D703
R724
R725
RY701
RY601
D603
JWH12
D553
R523
R573
JWH04
JW606
R625
C881
D805
D807
JW350
JW803
CNP502
R407
R479
CN701
CNP907
Q708
E
R624
JW501
JW530
JW801
JW460
R853
C851
JW821
JW824
JW825
JW826
JW
827
JW828
JW829
JW831
JW832
JW833
JW834
JW835
JW836
R525
R827
R773
R723
JW841
JW842
JW843
JW844
JW845
JW852
JW853
JW855
CNP908
CNP732
JW435
JW854
JW425
JW
814
JW
846
R828
JW847
JW848
JW820
TP300
JW856
CNP504
JW913
C821
C822
R539
R516
JW735
R816
R518
R620
R618
R619
JW615
JW582
JW578
D652
JW720
JW540
JWH20
JWH21
JWH22
JW926
JW927
R512
C513
R511
JW830
CNP916
CNP733
JWH19
JWH17
JW950
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
1
1
1
7
5
4
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
1
3
1
3
3
1
1
2
1
2
1
2
14
15
14
15
14
15
1
14
15
28 29
42
43
56
J400
TM605
1
2
A
B
C
D
E
F
G
H
3
4
5
6
7
8
9
10
11
12
13
14
15
16
• Semiconductor Location
Ref. No.
Location
D448
F-5
D449
F-5
D501
G-8
D502
G-6
D529
F-6
D549
F-8
D551
G-12
D552
G-10
D553
D-10
D601
G-10
D602
G-10
D603
D-9
D651
G-14
D652
F-12
D701
G-3
D702
G-2
Ref. No.
Location
D703
C-7
D729
F-3
D751
G-6
D791
F-13
D801
E-14
D802
F-14
D804
D-15
D805
D-15
D806
D-15
D807
D-15
D811
D-14
D821
D-6
D841
F-3
D851
E-10
D881
F-12
D882
E-12
Ref. No.
Location
D883
F-12
D884
F-12
IC400
D-4
IC501
E-6
IC502
E-5
IC601
E-8
IC701
F-4
IC821
C-6
IC822
D-6
IC850
E-9
Q471
E-3
Q501
G-6
Q502
H-8
Q503
H-7
Ref. No.
Location
Q504
H-8
Q505
G-8
Q506
G-8
Q507
G-7
Q509
E-13
Q551
G-11
Q552
H-11
Q553
H-11
Q554
H-11
Q555
G-12
Q556
G-12
Q557
G-11
Q601
G-9
Q602
H-9
Q603
H-9
Q604
H-10
Ref. No.
Location
Q605
G-10
Q606
G-9
Q607
G-9
Q608
D-10
Q651
G-13
Q652
H-13
Q653
H-12
Q654
H-13
Q655
G-14
Q656
G-13
Q657
G-12
Q701
G-3
Q702
H-4
Q703
H-4
Q704
H-4
Q705
G-5
Ref. No.
Location
Q706
G-4
Q707
G-3
Q708
C-6
Q751
G-5
Q752
H-6
Q753
H-5
Q754
H-6
Q755
G-6
Q756
G-5
Q801
F-14
Q851
F-11
Q852
E-9
Q881
E-12
Q882
F-12
Q883
F-12
24
24
STR-K685
STR-K685
4-11. PRINTED WIRING BOARD – STANDBY BOARD, AC SELECT BOARD (E51 only) –
:Uses unleaded solder.
• See page 13 for Circuit Boards Location.
• Semiconductor
Location
Ref. No.
Location
D901
D-3
D910
E-4
D911
E-4
D912
E-4
D913
E-4
D914
E-3
D915
E-3
D920
B-2
D921
C-2
D922
B-2
D923
B-2
Q901
D-3
Q911
D-3
1-872-417-
1-872-418-
STANDBY BOARD
12
(CHASSIS)
12
12
12
E51
E51
EXCEPT E51
240V
220V
120V
VOLTAGE
SELECTOR
S901
1
1
1
3
4
4
POWER
TRANSFORMER
(SUB)
1
1
7
3
1
1
1
2
2
7
T901
POWER
TRANSFORMER
JW904
CN905
CNP910
JW900
JW979
JW914
T902
C900
JW901
JW902
JW909
C800
G901
CNP905
FH952
CNP904
C902
CNP903
C901
D922
R913
R912
Q911
R812
R903
Q901
R810
D923
D921
D920
C916
C915
C914
C911
R911
CNP900
D913
D912
D915
D911
D910
RY901
R904
D914
FH902
C912
D901
C913
CNP801
JW910
JW907
JW906
R905
JW912
JW911
JW920
JW921
CNP906
E
E
E51
EXCEPT E51
MAIN
BOARD
CNP902
(Page 23)
O
MAIN
BOARD
CNP907
(Page 23)
M
N
MAIN BOARD
CNP916
(Page 23)
C
DIGITAL
BOARD
CNP505
(Page 17)
AC IN
1
2
A
B
C
D
E
F
3
4
5
6
7
8
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