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CDX-GT66UPW
4-6.
SCHEMATIC DIAGRAM - MAIN Section (1/4) -
1
2
3
4
MAIN BOARD
A
CN301
16P
PW1
B
FL+
1
FRONT LCH (-)
9
1
RL+
2
FRONT LCH (+)
RR+
3
REAR LCH (-)
10
2
FR+
4
REAR LCH (+)
AMP-REM
5
R311
10k
REAR RCH (-)
11
3
ANT-REM
6
R378
10k
REAR RCH (+)
ACC
7
TO
FRONT RCH (-)
12
4
CN301
GND
8
C
FRONT RCH (+)
FL-
9
ATT
13
5
RL-
10
REM OUT MAX0.4A
RR-
11
ILLUMINATION
14
6
FR-
12
TEL-ATT
13
R317
4.7k
15
7
ILL
14
ACC
TEST
15
BATT
16
8
+B
16
D
GND
+B
17
+B
18
+B
19
FU301
10A
32V
E
F
G
H
I
FB803
J801
FB802
REMOTE
IN
FB801
J
R434
0
R433
1
0
AU_GND
R899
0
DR_GND
MAIN
BOARD
A_GND
K
(3/4)
FB890
(Page 22)
BU_GND
2
FB891
D_GND
VDD_3.3V
MAIN
BOARD
DR_6V
(4/4)
(Page 23)
BU_3.3V
L
1
2
4
3
5
7
MAIN
8
BOARD
M
(2/4)
9
(Page 21)
10
11
12
CDX-GT66UPW
• See page 27 for IC Block Diagrams.
5
6
7
8
(1/4)
IC B/D
IC301
POWER AMP, REGULATOR
IC301
TDF8556AJ/N5
R300
0
R321
47k
R318
1k
R322
0
C330
0.47
C398
C397
0.001
0.1
C331
R312
R313
R320
0.47
47k
47k
0
R314
R315
C329
4.7k
22k
4.7
50V
Q301
2SC4154TP-1EF
R316
ACCESSORY
100k
CHECK
Q302
0
2SC4154TP-1EF
0.6
DIMMER DETECT
0
0
3.3
Q801, 803
R818
BACK UP VOLTAGE DETECT
220k
Q801
DRC5144E0L
D805
3.3
0
R819
RKZ7.5B2KGP1
1k
0
6.7
Q803
D806
6.7
2SC4154TP-1EF
R820
RKZ18B2KGP1
1k
0
Q802
DRC5114E0L
BATTERY CHECK
9
10
11
12
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
R301
R302
C315
C317
C319
C321
C314
100
100
0.47
0.47
0.47
0.47
2.2
R307
150
JL009
C326
47p
L301
R340
140uH
0
C303
D324
D318
C335
C327
22
R305
R304
R303
R306
R309
GN1G
GN1G
0.1
1
16V
220
220
220
220
47k
C334
3300
16V
Q303
DRC5114E0L
JL010
TEL ATTENATION DETECT
0.6
RESET
C411
220
6.3V
C409
IC B/D
IC402
1000
6.3V
+3.3V REGULATOR
IC402
MM1836A33NRE
C407
0.1
5
5
5
VIN
CONT
1
GND
2
3.3
4
VOUT
NC
3
IC403
RESET SIGNAL GENERATOR
IC403
PST8228UL
3
1
VOUT
VSS
4
R401
100k
3.3
2
Vdd
NC
3
C403
220
6.3V
C402
1
Q407
R430
DRA5114E0L
0
D401
DA2J10100L
13.9
0
R400
0
Q409
13.7
DRC5114E0L
0
C401
C416
0.1
47
25V
Q407, 409
MUTING CONTROL
D400
MC2836-T112-1
DOOR_SW
20
20
13
14
15
16
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
F4
2A
36V
C306
C399
1
1
R396
0
C308
C311
0.22
0.22
C309
C312
R308
220
10
0
6.3V
16V
R395
C313
0
C323
47
1000p
16V
C301
0.22
C305
1
R429
D321
C302
22
GN1G
1
JL012
JL013
Q401
Q402
Q403
Q404
Q405
LTC014TUBFS8TL
LTC014TUBFS8TL
LTC014TUBFS8TL
LTC014TUBFS8TL
LTC014TUBFS8TL
MUTING
MUTING
MUTING
MUTING
MUTING
0
0
0
0
0
0
0
0
0
JL011
R409
R422
R424
R411
R407
R421
R423
R410
R404
10k
10k
10k
10k
1k
1k
1k
1k
1k
C413
C424
C425
C420
C422
10
10
10
10
10
16V
16V
16V
16V
16V
C414
C415
C419
0.1
220
10
16V
16V
R432
10k
IC B/D
21
22
23
24
25
26
27
28
29
30
31
32
33
34
IC401
ELECTRICAL VOLUME,
R431
INPUT SELECTOR
0
IC401
BD3467FV-E2
20
19
18
17
16
15
14
13
12
11
10
9
8
7
C438
2.2
C436
1
C437
1
L1
4.7uH
D122
RKZ6.8B2KGP1
17
18
19
20
R
FRONT
AUDIO OUT
L
R425
0
R
REAR
J403
R412
0
AUDIO OUT
L
R442
R427
0
1k
R443
R414
SUB OUT
0
1k
(MONO)
9
ILL+B
MAIN
BOARD
(2/4)
(Page 21)
R426
R413
10k
10k
J1
(ANTENNA IN)
C457
0.01
0
R19
0
R405
R199
10k
0
R419
2.2k
AU_IN_RCH
AU_IN_LCH
4
AU_SUB_CH
AU_RL_CH
MAIN
BOARD
AU_RR_CH
(3/4)
AU_FL_CH
(Page
AU_FR_CH
22)
13
5
14
15
MAIN
16
BOARD
17
(2/4)
(Page 21)
18
35
36
37
38
39
40
6
5
4
3
2
1
CN01
TUX-DSP02
(FM/AM TUNER UNIT)
0
RF_ANT_IN
1
RF_GND
2
3.9
AUDIO_OUT_L
3
3.9
AUDIO_OUT_R
4
3.3
RSTN
5
2.5
R417
R415
SCL
12k
1k
R420
R12
0
2.5
6
0
SDA
7
8.3
+8.5V
R418
8
12k
R416
POWER_GND
1k
9
C15
1
CAM002
C10
C11
1
47
(CHASSIS)
16V
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