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CDX-GT57UP
CDX-GT57UP
20
20
4-6. SCHEMATIC DIAGRAM - MAIN Section (1/4) -
• See page 26 for IC Block Diagrams.
BOARD
(3/4)
MAIN
4
3
(2/4)
BOARD
MAIN
5
(2/4)
BOARD
MAIN
MAIN
2
(4/4)
BOARD
MAIN
1
(3/4)
BOARD
IC B/D
IC B/D
(2/4)
BOARD
9
MAIN
IC B/D
0
0
0
0
0
0
3.3
7.2
3.3
14.4
5
3.3
3
3.3
5
5
0
5
0
5
3.3
0
0
3.3
5
0
0.6
13.9
13.7
0
0
0
6.7
0
3.3
0
6.7
8.3
3.3
3.9
3.9
0
0
0
0
0
0
3.9
3.9
3.9
3.9
3.9
3.9
3.3
3.9
8.3
3.9
3.9
3.9
3.9
3.9
3.9
3.9
3.9
3.9
3.9
3.9
3.9
3.9
0
3.9
3.3
3.9
2.5
2.5
8.3
7.2
7.2
7.2
4.6
4.3
4.3
4.3
4.3
4.5
7.2
7.2
7.2
3.2
7.2
3.2
14.4
13.8
8.3
3.3
6
10.3
14.4
14.2
5
1k
R404
1k
R423
10k
R411
10k
R405
1k
R410
10k
R424
1k
R415
2.2k
R419
12k
R418
0
R420
1k
R416
0.22
C301
16V
C312
10
47k
R312
4.7k
R314
C311
0.22
0.22
C308
CN301
PW1
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
R307
1
C306
22
R429
100k
R401
4
3
1
2
PST8228UL
IC403
VOUT
Vdd
NC
VSS
0.1
C401
R818
220k
1k
R820
1
C436
1
C437
0
R431
220
R303
220
R304
47k
R313
10k
R422
10k
R409
220
R305
220
R306
R406
0
12k
R417
DRC5114E0L
Q802
DRC5114E0L
Q409
DRA5114E0L
Q407
100
R301
100
R302
2SC4154TP-1EF
Q301
1k
R407
1k
R421
J801
2SC4154TP-1EF
Q803
RKZ18B2KGP1
D806
RKZ18B2KGP1
D320
47k
R309
47p
C326
DRC5144E0L
Q801
RKZ18B2KGP1
D323
16V
47
C313
R308
0
BU_3.3V
DR_6V
BU_GND
A_GND
VDD_3.3V
D_GND
AU_IN_LCH
AU_FL_CH
AU_RR_CH
AU_RL_CH
AU_SUB_CH
AU_IN_RCH
AU_FR_CH
DR_GND
GN1G
D324
GN1G
D318
GN1G
D321
25V
47
C416
16V
220
C415
AU_GND
1k
R874
100k
R834
12k
R872
0.1
C830
100k
R831
2.2k
R870
0
R873
1k
R875
12k
R871
C876
1000p
0
R300
C831
0.1
RF_ANT_IN
RF_GND
AUDIO_OUT_L
AUDIO_OUT_R
RSTN
SCL
SDA
+8.5V
POWER_GND
CN01
9
4
5
3
1
2
6
7
8
13
10
12
11
R432
10k
C450
1
C452
1
R433
0
J1
0
R1
1
0
R12
0
R835
R340
0
J402
IC301
1
TA
B
2
I2C_SDA
3
OUT
-FL-
4
I2C_SCL
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
SER
VO-3.3V
32
GND
33
MECHA-6V
34
P
ANEL+B
35
VP
36
CBU
37
BU+B
R434
0
IC831
TC7WT126FU (TE12R)
1
2
3
4
GND
5
6
7
8
VCC
R819
1k
RKZ7.5B2KGP1
D805
0
R899
1
C10
2.2
C314
1000p
C323
16V
10
C425
6.3V
C309
220
6.3V
C403
220
6.3V
220
C411
16V
47
C11
4.7uH
L1
16V
10
C419
16V
10
C413
16V
10
C420
16V
10
C422
16V
10
C424
16V
22
C303
C399
1
1
C15
0
R400
0
R396
0
R395
0
R10
IC830
74LVC1G17GW-125
1
NC
2
3
GND
4
5
VCC
1k
R13
0.01
C457
FB398
39k
R830
0
R430
DA2J10100L
D401
FB801
FB802
FB803
FB890
FB891
JL009
JL010
22
R836
36V
2A
F4
LTC014TUBFS8TL
Q401
LTC014TUBFS8TL
Q402
LTC014TUBFS8TL
Q403
LTC014TUBFS8TL
Q404
LTC014TUBFS8TL
Q405
16V
3300
C334
JL011
JL012
JL013
RKZ18B2KGP1
D831
RKZ18B2KGP1
D832
D820
RKZ18B2KGP1
0
R19
R199
0
FB19
1
C305
1
C327
1
C302
0.47
C315
0.47
C317
0.47
C319
0.47
C321
0.47
C331
0.47
C330
0.001
C398
0.1
C335
2.2
C438
10k
R311
10k
R378
0.1
C407
0.1
C414
C451
2.2
6.3V
1000
C409
R833
68k
36V
F3
2A
R856
100
R857
100
R855
100
1
C402
40
39
38
37
36
35
34
7
6
5
4
3
2
1
33
32
30
31
8
27
28
29
9
10
11
12
13
14
24
17
25
26
23
22
21
20
19
18
15
16
BD3467FV-E2
IC401
BUS_LCH
BUS_RCH
NCO
NCO
TU_LCH
TU_GND
TU_RCH
AUX_LCH
AUX_GND
AUX_RCH
XM_LCH
XM_GND
XM_RCH
FP1
FN1
FN2
FP2
NCO
NCO
NCO
MUTE
I2C_SCL
I2C_SDA
GND
FIL
VCC(8.5V)
AU_OUT_RCH
AU_OUT_LCH
NCO
AU_IN_SUB
AU_IN_RL
AU_IN_RR
AU_IN_FL
AU_IN_FR
AU_OUT_FR
AU_OUT_FL
AU_OUT_RR
AU_OUT_RL
AU_OUT_SR
AU_OUT_SL
MM1836A33NRE
IC402
1
CONT
2
GND
3
NC
4
VOUT
5
VIN
CN802
10
9
8
7
6
5
4
3
2
1
ILL+B
BEEP
STB
DIAG
RCIN0
RCIN1
XM_RX
XM_RCH
XM_LCH
XM_TX
I2C_SCL
I2C_SDA
XM_PWREN
ACC
1k
R402
16V
10
C410
I2C_SDA
I2C_SCL
RESET
XM_RCH
XM_LCH
10k
R403
0
R102
C877
100p
C878
100p
POWER AMP, REGULATOR
IC301
ELECTRICAL VOLUME,
IC401
+3.3V REGULATOR
IC402
RESET SIGNAL GENERATOR
IC403
IC830
IC831
BUFFER
5
8
2
1
7
10
11
13
14
15
18
17
16
(1/4)
MAIN BOARD
ACCESSORY
CHECK
BUFFER
MUTING
MUTING
MUTING
MUTING
LTC014TUBFS8TL
Q406
MUTING
MUTING
(ANTENNA IN)
(CHASSIS)
CAM002
TUX-DSP02
(FM/AM TUNER UNIT)
INPUT SELECTOR
Q407, 409
MUTING CONTROL
BATTERY CHECK
Q801, 803
BACK UP VOLTAGE DETECT
FU601
10A
32V
L
REAR/SUB
R
AUDIO OUT
L301
140uH
ACC
1
9
13
15
REAR LCH (+)
TO
CN301
FRONT RCH (-)
16
REAR LCH (-)
8
FRONT RCH (+)
12
FRONT LCH (+)
BATT
11
2
GND
5
14
4
REAR RCH (-)
FRONT LCH (-)
3
REAR RCH (+)
10
7
REM OUT MAX0.4A
6
16
8
I
14
2
15
12
A
D
5
K
B
M
7
C
L
17
6
11
3
H
F
13
20
G
9
E
10
1
19
J
18
4
IN
SIRIUSXM
REMOTE
IN
TDF8556AJ/N5
(Page 21)
(Page 22)
(Page 23)
(Page 21)
(Page 21)
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22)
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