Schematic Diagram - Main Section (1/5) - Sony CDX-GT40U Service Manual

CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE
Ver. 1.4
4-5. SCHEMATIC DIAGRAM – MAIN Section (1/5) –
1 2 3
A
AEP, RU, UK, AR MODEL
RL+ RL-
7 8
FL+ FL-
5 6
FR+ FR-
3 US, CND, E, EA, MX, KR, IND MODEL
4
RR+ RR-
1 2
B FRONT +
L-CH
-
REAR +
L-CH
-
FL+ FL- REAR +
1 9
R-CH
-
RL+ RL- FRONT +
2 10
R-CH
-
AMP REM
RR+ RR-
3
11
C FR+ FR- ANT REM
4 12
ACC
AMP REM
ATT
5
13
ANT REM GND
6 14
BATT
ACC
7 15
GND BATT
8 16
D
ACC GND
7
8
ANT REM
5 6
BATT
3 4
1 2
E
F
J801
(REMOTE IN)
G
BU_3.3V
VDD_3.3V
DR_6V
DR_GND
MAIN
1 A_GND
BOARD
D_GND
(4/5)
(Page 29) BU_GND
H
AU_GND
SYS_RST
USB_GND
I
CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE
• See page 33, 34 for IC Block Diagrams.
4 5
MAIN BOARD (1/5)
AEP, UK MODEL
D306
GN1G
JL009 L301
CN301 140uH
16P
NEW
+B 19 3 4
1 9
FU601
+B 18
10A
+B 17
2 10 32V
+B 16
TEST 15
3 11
ILL 14
TEL-ATT 13
4 12
FR- 12
RR- 11
5 13
RL- 10
FL- 9
6 14
GND 8
R311 10k
ACC 7
7 15 R378 10k
ANT-REM 6
AMP-REM 5
8 16
FR+ 4
RR+ 3
RL+ 2
FL+ 1
Q801
DRC5144E0L
LOW VOLTAGE CHECK
D805
0
RKZ7.5B2KGP1
6.3
R819
1k
D806
RKZ18B2KGP1
0 R820
Q802 1k
DRC5114E0L
OVER VOLTAGE CHECK
0
2SC4154TP-1EF
ACC DETECT
R818 R814
220k 220k
2.7
0
Q803
2SC4154TP-1EF
BACKUP VOLTAGE
CHECK
FB801
FB802
R833
100k
FB803
R899 0
FB890
FB891
R513 100k
R864 0
6 7 8
JS1
1 +B
1 2 3 4 5 6 7 8 9 10
C327
1
R300
0
C334
C335
3300
0.1
16V
JL010
R312
47k
C331
0.47
C330
0.47
R313
R314
47k
4.7k
0.6
IC403
Q301
R400
0
RESET
ACC
IC403
PST8228UL
3.3
Q803 1 4
VOUT VSS
R401
100k 3.3
2 Vdd NC 3
C401
0.1
R434 R433
0
0
MAIN BOARD (2/5)
26 26
9 10 11
IC301
IC B/D
IC2 BUS CONTROLLED
IC301
POWER AMP/MULTIPLE
TDF8556AJ/N5
VOLTAGE REGULATOR
11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29
C305
R307
1
150
C326
47p
IC402
4 5
BU +3.3V REG
IC B/D
C409 C411
C407
C403 1000 220
C402 0.1
220 6.3V 6.3V
1
6.3V
3 2 1
2
(Page 27)
12 13 14
30 31 32 33 34 35 36 37
C399 F4
1 2A
36V
C306 C311
1 0.22
C308 C312
0.22 10
16V
C309
220
6.3V
C313
C301
47
0.22
16V
R429
22
1
2
3
4
5
Q407,409
MUTE DRIVE
Q407
MAIN
R430
3
DRA5114E0L
BOARD
0
6 (3/5)
0
13.8 (Page 28)
13.5
Q409
DRC5114E0L
0
C416
47
25V
7
8
9