Schematic Diagram -Main Section (1/3) - Sony CDX-GT440U Service Manual

CDX-GT440U/GT444U/GT447UE
4-4. SCHEMATIC DIAGRAM – MAIN Section (1/3) –
1 2 3
A
AEP,UK,RU MODEL US MODEL
RL+ RL–
7 8 + 1 9
FRONT
L-CH –
FL+ FL–
5 6 + 2 10
REAR
L-CH
–
FR+ FR–
+
3 4 REAR 3 11
B
R-CH –
RR+ RR–
1 2 + 4 12
FRONT
R-CH –
AMP REM 5 13
ANT REM 6 14
FL+ FL–
1 9
ACC 7 15
RL+ RL–
2 10
GND 8 16
RR+ RR–
C
3 11 BATT
FR+ FR–
4 12
ATT
AMP REM
5 13
ANT REM
6 14
ACC
7 15
D GND BATT
8 16
ACC GND
7 8
ANT REM
5 6
BATT
3 4
E
1 2
F
G
H
I
J
CDX-GT440U/GT444U/GT447UE
• See page 23 for IC Block Diagrams.
4 5 6
MAIN BOARD (1/3)
CN802
16P
+B 19
14.4
18
+B
FU601
10A
+B 17
+B 16
15
TEST
AEP,UK,RU MODEL
ILL 14
R824 1k
TEL-ATT 13
12
FR-
RR- 11
RL- 10
FL- 9
GND 8
R823 4.7k
ACC 7
6
ANT-REM
R825 0
AMP-REM 5
FR+ 4
3
RR+
RL+ 2
FL+ 1
D806
R815
MAZ8075GMLS0
1k
6.4
0
Q802
RT1N141C-TP-1 R816
D807
1k
MAZ8180GMLS0
Q802,807,808
BACK-UP CHECK
6.4
R817
47k
0
C803
2.7
0.47
R820
C804
R827
0.47
220k
R819
47k
0
R818
4.7k
0.6
AEP,UK,RU
MODEL
0
R826
R802
0
0
J801
(REMOTE IN)
R801
0
7 8 9
R830
0
GT440U:AEP,UK,
RU MODEL/GT444U
D813
L801
1A4-A2
1 2 3 4
C810
0.22
C811
0.22
C807
C808
3300
0.22
16V
AEP,UK,RU MODEL
R821 R822
10k 47k
10k
0.6
1
MAIN BOARD
(2/3)
(Page 19)
18 18
10 11 12 13
IC B/D
IC301
IC301
TDA8588AJ/N2/R1 (GT440U:US/GT447UE)
TDA8588AJ/N2/R1/M5 (GT440U:AEP,UK,RU/GT444U)
I2C BUS CONTROLLED
POWER AMP/MULTIPLE
VOLTAGE REGULATOR
5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26
C111 C211
100p 100p
C305
C116 C216 0.22
100p 100p
D302
C304
0.22 1A4-A2
D104 D105 D204
D303
1A4-A2 1A4-A2 1A4-A2 1A4-A2
R308
C314
C315
R306
47p 150
2.2
47k
Q304
D306
R313
RT1P141C-TP-1
MA2J1110GLS0
22
13.9 0
Q305 C322
47
RT1P141C-TP-1
D308 Q303,304
CD MUTE 16V 13.6
MA2J1110GLS0
MUTE DRIVE
3.3 0
0
D309
Q303
MA2J1110GLS0
3.3
RT1N141C-TP-1
IC403
IC403
PST8228UL
RESET
R401
3.3
3 NC VIN 2 100k
3.3
4 VSS VOUT 1
S401
C401
RESET 0.01
14 15 16
27 28 29 30 31 32 33 34 35 36 37
C306
1
C307 C312
47
10
16V 16V
C308 C311
0.01 0.01
D304
1A4-A2 C309 C313
10 10
16V 16V
D305
1A4-A2
25
26
27
28
29
MAIN
30
2
BOARD
31
(3/3)
(Page 20)
BUS2
32
33
C433
47
16V
IC B/D
4 5
IC402
IC402
TK11133CSCL-G
C403
+3.3V REG
330
6.3V 3 2 1
C815
C402
1000p
0.1