Service manual
CDX-GT65UIW
CDX-GT65UIW
1616
4-2. SCHEMATIC DIAGRAM - MAIN Section (1/3) -
• See page 22 for IC Block Diagrams.
12
A
6
B
8
E
14943
F
D
H
72 10
I
G
11
C
5 131
(3/3)
BOARD
MAIN
3
1
MAIN BOARD
(2/3)
MAIN
(3/3)
BOARD
2
IC B/D
IC B/D
IC B/D
4.9
3.1
7.2
3.1
7.1
14.4
7.2
7.2
4.4
4.1
4.1
4.1
4.1
4.3
7.1
7.1
14.4
7.1
3.2
7.2
3.2
13.9
13.9
8.5
3.3
6.1
10.5
14.4
14.1
4.9
4.9
3.3
0
3.2
2.7
1.6
1.5
4.9
0
5.4
0
2.5
0.6
0
14.4
0
3.1
3.3
014
13.7
13.7
0
4.9 3.3
0
0.6
0
0.6
5.4
MAIN BOARD (1/3)
IC403
IC402
IC301
IC801
1000pC328
0.22
C301
1C321
1A4-A2D321
16V3300C336
R319 10k
1000pC335
2.2C315
1C319
0.22
C305
1C322
1C324
25V22C303
16V
C312
10
47kR315
1C318
0.1C337
1000pC334
4.7k
R316
1
C263
1C333
1C316
0.22
C330
D302 D304
0.22C302
1C320
1C323
0.47C300
0.22
C308
1A4-A2D303
CN301
16P
1
FL+
2
RL+
3
RR+
4
FR+
5
AMP-REM
6
ANT-REM
7
ACC
8
GND
9
FL-
10
RL-
11
RR-
12
FR-
16
+B
13
TEL-ATT
14
ILL
15
TEST
17
+B
18
+B
19
+B
150
R308
0.22
C329
R320
47k
1
C306
0.22
C304
R318
10k
S401
16V47C416
DA2J10100LD401
10V1000C409
0.1C407
22R429
100k
R401
4
3
1
2
XC61CN2802NR
IC403
RESET SIGNAL GENERATOR
VOUT
VIN NC
VSS
54
321
BU33TD3WG-TR
IC402
+3.3V REG
VIN
GND
STB
NC
VOUT
0FB401
0.1C402
0.1
C401
R804 1k
14 13 12 11 10 9 8
7654321
BA8271F-E2
IC801
BUS INTERFACE
BUS_ON
RST
BATT
CLK
VREF
DATA_I/O
GND
DATA_OUT
DATA_IN
BU_CHECK
CLK_IN
BUS_IN
RST
VCC
R809 330k
R858
220k
R813 100
TH801
R808 0
R805
1k
RKZ18B2KGP1D802
C809 0.1
8P
CN801
(BUS CONTROL IN)
78
456
123
R807 330k
25V
C802
470
C801 0.01
R815
1k
R816
R812
0
R810
0
R811
0
4.7kR325
MA2J1110GLS0
D404
R321 1k
220R303
220R304
LRB751V-40T1GD801
MC2836-T112-1
D402
MA2J1110GLS0
D403
47kR317
R323
100k
R324
22k
50V
C331
4.7
DA2J10100LD308
R322 4.7k
220R305
220R306
1A4-A2D324
1A4-A2D318
DRC5114E0L
Q802
BACK-UP CHECK
DRC5114E0L
Q409
MUTE DRIVE
RT1P141M-TP-1
Q407
MUTE DRIVE
R806 100
100R301
100R302
2SC4154TP-1EF
Q301
ACC DETECT
J801
RKZ18B2KGP1
D807
RKZ18B2KGP1D322
RKZ18B2KGP1D320
47kR310
47p
C327
6.3V330C411
RKZ6.2B2KGP1
D806
RKZ18B2KGP1D803
RKZ18B2KGP1D804
2SC4154TP-1EF
Q302
ILL DETECT
2SC4154TP-1EF
Q303
TEL-ATT DETECT
RKZ18B2KGP1D323
RKZ18B2KGP1D301
RKZ18B2KGP1D307
6.3VC403 330
250uH
L301
10V
100
C447
IC301
1
TAB
2
I2C_SIO
3
OUT-FL-
4
I2C_SCK
5
OUT-FL+
6
VP2
7
OUT-RL-
8
P-GND1
9
OUT-RL+
10
SVR
11
IN-RL
12
IN-FL
13
S-GND
14
IN-FR
15
IN-RR
16
BEEP
17
OUT-RR+
18
P-GND3
19
OUT-RR-
20
VP1
21
OUT-FR+
22
STB
23
OUT-FR-
24
P-GND4
25
DIAG
26
RST
27
ANT-REM
28
CRES
29
AMP-REM
30
AUDIO+B(8.5V)
31
SERVO+3.3V
32
GND
33
MECHA+6V
34
PANEL+B
35
VP
36
CBU
37
BU+B
16V
47
C313
L302 0
1
2
4
3
5
6
7
8
9
10
BUS1
BUS2
BUS3
BUS4
11
12
13
14
15
16
17
FB826
FB802
FB801
ACC
BEEP
STB
DIAG
TEL
ILL
RESET
I2C_SIO
I2C_SCK
UNI_SCK
UNI_SO
UNI_SI
RCIN0
RCIN1
DOOR_SW
ILL+B
BU_IN
SYS_RST
BUS_ON
RESET
FU301
32V
10A
(REMOTE IN)
TDF8556AJ/N3
I2C BUS CONTROLLED
POWER AMP/MULTIPLE
VOLTAGE REGULATOR
FRONT RCH (+)
4
16
ACC
REAR RCH (+)
REAR RCH (–)
BATT
10
14
1
7
6
REAR LCH (–)
FRONT RCH (–)
AMP REM MAX 0.3A
FRONT LCH (+)
2
REAR LCH (+)
FRONT LCH (–)
15
9
5
3
13
11
8
GND
ANT REM MAX 0.1A
12
ILLUMINATION
ATT
15k
TO
CN301
(Page 17)
(Page 18)
(Page 18)