Sony STR-K685, Service Manual

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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
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
*
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