Sony STR-K670P Service Manual page 56

STR-K670P
Ver. 1.3
Q Q
SCHEMATIC DIAGRAM – DIGITAL BOARD (4/4) –
3 7 6 3 1 5 1 5 0
54
( )
SURPPLEMENT-1
Page 5
T E
L 1 3 9 4 2 2 9 6 5 1 3
59
( )
SURPPLEMENT-1
Page 7
C1487
R1486
0.0022
1k
C1547
R1446
0.0022 C1448
1k
10 C1483 C1441 C1472 C1432 C1422
50V 0 0 0 0 0
C1468
10
C1566 50V
R1484 R1445 R1435 R1425
0.0022
0 0 0 0
C1569 C1438
0.0022 10
50V
R1476
1k
C1568
0.0022
R1436 1k C1428 10 50V
C1567
0.0022 R1466 1k C1458 10 50V
w w w
R1426 1k C1418 10 50V
STR-K670P
• See page 2 (SUPPLEMENT-1) for Waveform.
53
( )
SURPPLEMENT-1
Page 5
X1101
24MHz
R1524
0
12
C1299 0.1
R1086 10k *
R1085 10k *
R1120 1k
R1049 10k
R1137 100
R1142 100
R1162 100
R1144 100
R1143 100
R1151 100
R1152 100
R1153 100
R1154 100
R1155 100
R1161 100
R1160 100
R1121 100
C1462
0
R1167 100
R1464
0 IC1001
TA7805S
C1002
C1001
0.1
470
10V
CNS502
10P
x a o
. i
http://www.xiaoyu163.com
• See page 9 (SUPPLEMENT-1) for IC Pin Function Description.
58
( )
SURPPLEMENT-1
Page 6
IC1111
S-80929CNMC
-G8ZT2G
C1137
0.01
C1107 R1112
0.1 100
R1039
R1127
10k
100
R1189 10k
C1140
0.1
,RU
R1058
,
220
RU
C1108 C1138
R1128
0.1 0.1
100
R1094
R1190 10k
10k
C1100 0.1
R1095 ,RU
10k
R1076 100
R1129 100
R1035
,RU 2.2k
R1636 2.2k
C1605 0.1
C1604 0.1
*
R1105
R1082 10k
R1186
C1120
0.01 R1164
Q Q C1118 0.1 R1193
R1194
3 7 6
IC1101
MB90488
BPF-G-1301E1
C1142 0.1
* R1199 10k
R1198 10k
*
R1197
10k
C1122
0.1
C1121
0.1
,RU
,SP6
AEP,UK,RU,SP,SP6,MX,AR
AR
u 1 6 3
y
8 8
http://www.xiaoyu163.com
2 4
8 9 9
10k
10k
C1119
0.1
0
3 1 5 1 5 0 8 9
R1097
100k
CNS504
7P
R1159 3.3k
C1139
0.1
m
: Impossible to measure
*
c o
.
2
8 9 9
2 4 9 8 2 9 9