Schematic Diagram - E-Vol Board (2/2) - Sony STR-DA5300ES Service Manual

6-38. SCHEMATIC DIAGRAM – E-VOL Board (2/2) –
1 2
A E-VOL BOARD
B
C
D
2
51
1
E-VOL
BOARD
E
(1/2)
(Page 70)
3
CN1204
10P
10
SBR
AGND 9
8
SBL
AP
AGND 7
F
6
+15V
MAIN
BOARD
-15V 5
(2/4)
CN1204 4
GND
(Page 49)
TEMP 4/8 3
2
4/8
PROTECT 1
G
H
I
J
STR-DA5300ES
• See page 127 for IC Block Diagrams.
3 4 5
(2/2)
C1264
C1219
R1263
22p
0.01
100k
C1280
10p
5 6 7 8
IC1212
LINE AMP
4 3 2 1
C1218
0.01
C1230 10p
5 6 7 8
IC1232
LINE AMP
4 3 2 1
C1243
47
35V
C1239 C1238 C1234 R1233
0.01 0.01 22p 100k
6 7 8
C1262
R1262 22
1k 50V
R1216
33
IC1213
ELECTRICAL VOLUME 1 2 3
IC B/D
C1216
0.01
28 27 26 25 24 23 22 21 20 19 18 17 16 15
R1215
33
R1213
100k
50V
R1212 1k C1212 22
C1215
2200p
C1285
2200p
C1282
22
R1282
50V
1k
R1236
33
IC1233
1 2 3
ELECTRICAL VOLUME
IC B/D
28 27 26 25 24 23 22 21 20 19 18 17 16 15
C1236
0.01
R1235
33
R1232 C1232
1k 22 C1235
R1283 C1284
22p 50V 2200p
100k
71 71
9 10 11 12
4 5 6 7 8 9 10 11 12 13 14
R1214
100
C1213
100
R1217 C1217
16V
100k 1000p
C1283
R1287
100
100k
16V
4 5 6 7 8 9 10 11 12 13 14
C1233
C1237
100 R1237
16V 1000p
100k
STR-DA5300ES
13
4
54
5
E-VOL
BOARD
6
(1/2)
7
(Page 70)
8
52
11
E-VOL
10
BOARD
9 (1/2)
(Page 70)
14
16
53
E-VOL
BOARD
(1/2)
(Page 70)
12
13
15
CN1202
15P
1 GND
2 C
3 GND
4 GND
5 SBR
U
6 GND
7 GND
CONNECTOR 2
8 SBL
BOARD
9 GND CN1205
(Page 73)
10 4/8
11 GND
12 +15V
13 -15V
14 PROTECT
15 TEMP4/8