Schematic Diagram - Main Section (4/4) - Sony CDX-G1200U Service Manual

4-8.

SCHEMATIC DIAGRAM - MAIN Section (4/4) -

1 2
(US, CND, E, EA, KR, IND, AUS)
A
PW1
REAR RCH (+) 1 2
TO
CN301
REAR LCH (+)
REAR RCH (–) 3 4
REAR LCH (–)
FRONT RCH (+) 5 6
B FRONT LCH (+)
FRONT RCH (–) 7 8
FRONT LCH (–)
REM OUT MAX 0.4A 9 10
11 12
ACC 13 14
C
BATT 15 16
GND
(AEP, UK, HK, AR)
TO
CN301
RL+ RL–
D 7 8
FL+ FL–
5 6
FR+ FR–
3 4
RR+ RR–
1 2
E
PW1
RR+ RL+
1 2
RR– RL–
3 4
FR+ FL+
5 6
F
FR– FL–
7 8
REM OUT
9 10
11 12
ACC
13 14
G
BATT GND
15 16
ACC GND
7 8
REM OUT
5 6
BATT
H
3 4
1 2
CDX-G1200U/G1201U/G1202U/G1280UM
• See page 24 for IC Block Diagrams.
3 4 5
MAIN BOARD (4/4)
CN301
16P
RR_P
RR+ 1
RL_P
RL+ 2
RR_N
RR– 3
RL_N
RL– 4
FR_P
FR+ 5
FL_P
FL+ 6
FR_N
FR– 7
FL_N
FL– 8
AMP_REM 9
NC 10
ILL 11
NC 12
JL305
ACC 13
JL304
TELL_ATT 14 W001
JL301
VCC 15
JL300
GND 16
FU1
10A
32V
D300
GN1G
JL755
R312 R310
10k 10k
C300 R311 C301 D301
0.1 0 0.1 GN1G
R308
3.9k
6 7 8
W002
FL_N
FL_P
RL_N
RL_P
RR_P
JL754
RR_N
FR_P
L300
140uH
FR_N
C1376
R315
47p
150
C326 C1371 C318
1 0.1 47p
C325 R313 C350 C321 R314
0.1 10k 3300 1 47k
16V
C305
1
D302
GN1G
JL302 JL303
23 23
CDX-G1200U/G1201U/G1202U/G1280UM
9 10 11
IC304
POWER AMP
IC304
TCB501HQ(Z)
JL306
D1340
GN1G
C324
1
R316
33k
D303 R1332
GN1G 100
AMP_MUTE
BEEP
AMPSTBY
ACC
12
(Page 22)
25
26
>006S
27
28 MAIN
BOARD
29
(3/4)
30
(Page 20)
>003S
5
4
MAIN
3
BOARD
(1/4)