Sony CDX-GT270MP / CDX-GT274MP / CDX-GT277ME / CDX-GT320MP Service Manual ▷ View online
CDX-GT270MP/GT274MP/GT277ME/GT320MP
CDX-GT270MP/GT274MP/GT277ME/GT320MP
21
21
20
1
21
40
R402
R403
JC517
R404
R405
R406
R407
R408
FB801
R409
FB802
FB803
FB804 (US, CND)
R410
R411
R412
R413
R414
JC335
R415
R416
R417
R418
R801
R419
R802
R420
R421
R422
R425
JC346
R812
R813
JC356
JC357
JC358
JC359
R821 (EXCEPT US, CND)
C401
C402
JL001
JL002
C407
JL003
JL004
JL005
JL006
JL007
JL008
JL009
C412
C413
JL010
JL011
JL012
JL013
JL014
JL015
JL016
JL017
C803
JL018
C804
JL019
JL020
JL021
JL022
C426
JL023
C427
JL024
JL025
C429
JL026
JL027
JL028
JL029
C430
C432
JL030
C434
JL031
JL032
JL033
JL034
JL035
JL036
JL037
JL038
JL039
JL040
JL041
C445
JL042
C446
JL043
JL044
JL045
JL046
JL047
JL048
JL049
C450
JL050
JL051
JL052
JL053
JL054
Q301
L101
D401
D801
D802
IC401
IC402
JC404
JC405
R301
R302
R303
R304
R305
R306
R307
FB702
FB703
R500
R501
FB705
R502
R503
R504
R505
R508
R509
L1
R701
R703
R510
R511
R512
R706
R707
R708
R322
R323
R324
R519
R521
R522
C101
C102
C103
R527
C104
R528
R529
C106
R530
R532
R533
R534
C305
R535
C306
R536
C308
R539
CL003
CL004
CL005
C501
C502
C503
C504
R540
R541
R543
R544
C314
C508
C315
R545
C509
R546
C317
R548
C318
C319
C704
C510
C705
C511
C706
C707
C513
C514
C321
C515
R551
C516
C323
C325
C519
C327
R559
C713
C714
C520
R560
R561
C331
R562
C526
C333
C527
C335
R566
R568
C338
C339
JW352
R1
R2
R3
R570
R571
R572
R576
R577
CL042
CL043
CL044
CL045
CL046
CL047
CL048
R581
CL049
R582
R583
R584
D101
R585
R586
D102
R587
R588
CL050
R589
CL051
D105
D108
CL056
CL057
R590
CL058
R591
CL059
R592
R593
R594
R595
Q401
R596
Q402
R597
Q403
CL060
R598
Q404
CL061
Q405
CL062
Q406
CL063
Q407
Q408
CL065
D501
CL067
CL068
CL069
L402
Q801
Q802
Q803
IC501
JC103
JC116
JC118
JC501
JC502
FB401
FB402
FB403
JC121
JC128
15
28
1
14
2
14
15
16
1
13
9
1
1
37
2
36
14
2
15
1
JW378
JW379
JW380
JW381
JW382
JW383
JW384
JW385
JW387
JW388
JW389
JW390
JW391
JW392
C406
C409
C414
C415
C416
C417
C439
JW001
C2
JW002
C444
JW201
JW202
JW211
JW406
JW213
JW408
JW214
JW215
JW221
JW223
JW225
L302
JW234
JW240
JW241
JW243
JW244
JW245
JW246
JW248
J001
(ANTENNA IN)
JW250
JW251
JW252
JW253
JW254
JW255
JW256
JW257
JW258
JW259
JW260
JW261
JW262
J401
J801
JW268
JW269
JW270
JW273
JW277
JW278
JW279
JW280
JW281
CN101
JW283
JW284
JW286
JW291
JW292
JW293
JW296
JW298
JW299
CN701
CN703
C303
C307
C312
C313
C316
X501
X502
C320
A001
C330
C337
JW300
JW301
JW302
JW304
JW306
JW307
JW308
JW309
JW310
D305
JW312
JW313
JW315
JW317
JW318
TU1
TUX-DSP02
(FM/AM
TUNER UNIT)
D311
D312
JW320
JW322
JW323
JW325
JW326
JW328
JW329
IC301
JW332
JW336
JW337
JW341
JW342
JW343
JW346
JW348
JW351
JW353
JW354
JW355
JW356
JW357
JW358
JW359
JW360
JW361
JW362
JW365
JW366
JW367
JW369
D313
JW397
E
E
E
E
E
E
E
E
A
K
A
K
A
K
A
A
A
K
A
E
E
E
K
K
K
A
1
3
5
4
K
50
31
81
80
51
1
30
100
E
R
L
REAR/SUB
AUDIO OUT
MAIN BOARD
1-886-918-
11
A
KEY BOARD
CN902
(CHASSIS)
(CHASSIS)
(CHASSIS)
(CHASSIS)
SENSOR
BOARD
CD MECHANISM
DECK BLOCK
(MG-101X-188)
SERVO
BOARD
BOARD
OPTICAL
PICK-UP
BLOCK
(DAX-25A)
REMOTE
IN
FU1
A
B
C
D
E
F
G
H
I
J
1
2
3
4
5
6
7
8
9
10
11
12
1
PW1
PW1
2
GRN
VIO
GRN/BLK
VIO/BLK
WHT
GRY
WHT/BLK
GRY/BLK
VIO
GRN/BLK
VIO/BLK
WHT
GRY
WHT/BLK
GRY/BLK
BLU/WHT
RED
BLK
YEL
BLK
YEL
REAR LCH (+)
REAR RCH (+)
REAR LCH (–)
REAR RCH (–)
FRONT LCH (+)
FRONT RCH (+)
FRONT LCH (–)
FRONT RCH (–)
REAR RCH (+)
REAR LCH (–)
REAR RCH (–)
FRONT LCH (+)
FRONT RCH (+)
FRONT LCH (–)
FRONT RCH (–)
REM OUT MAX 0.4A
ACC
GND
BATT
GND
BATT
3
4
5
6
7
8
9
10
11
12
13
14
15
16
(AEP, RU, UK, AR)
(US, CND, E, MX, KR)
7
8
5
6
3
4
1
2
7
8
5
6
3
4
1
2
1
2
VIO
VIO/BLK
GRY
GRY/BLK
BLU/WHT
VIO/BLK
GRY
GRY/BLK
BLU/WHT
3
4
5
6
7
8
9
10
11
12
13
14
15
16
RL+ RL–
GRN/BLK
WHT/BLK
GRY/BLK
VIO/BLK
GRN
GRN/BLK
WHT
WHT/BLK
GRN
WHT
GRY
VIO
WHT
GRY
VIO
FL+
FL–
FR+ FR–
RR+ RR–
ACC GND
BLK
YEL
RED
YEL
BLK
RED
BLU/WHT
AMP REM
NC BATT
NC
NC
TO
CN703
TO
CN703
(AEP, UK)
4-1. PRINTED WIRING BOARDS - MAIN Section (Except Saudi Arabia model) -
•
: Uses unleaded solder.
Note 1: When the system controller (IC501) in this unit is replaced, the destination setting is necessary. Refer
to “NOTE THE MAIN BOARD OR SYSTEM CONTROLLER (IC501) REPLACING” (page 4).
Note 2: When SERVO board is defective, ex-
change the complete mounted board.
Note 3: When SENSOR board is defective, exchange
the MECHANICAL BLOCK ASSY (X).
Ver. 1.1
CDX-GT270MP/GT274MP/GT277ME/GT320MP
CDX-GT270MP/GT274MP/GT277ME/GT320MP
22
22
4-2. SCHEMATIC DIAGRAM - MAIN Section (1/2) -
• See page 26 for IC Block Diagrams.
BOARD
1
MAIN
(2/2)
IC B/D
IC B/D
IC B/D
4.2
0
4.2
0
4.2
4.2
4.2
4.2
4.2
4.2
8.4
3.3
3.3
4.2
4.2
4.2
4.2
4.2
4.2
4.2
4.2
4.2
4.2
8.4
2.3
2.5
3.3
4.2
4.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
13.8
13.8
13.8
0
3.3
5
6.9
6.9
0
0
3.3
0
5
0.6
0
3.3
4.9
4.9
4.9
14.4
3.3
4.9
3.7
3.7
3.7
3.7
3.7
3.7
4.9
4.9
4.9
14.4
4.9
3.3
3.3
5
14.3
14.4
10.3
6
0 <3.3>
8.4
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
BD3447AFV-E2
IC401
NCO
NCO
TU_RCH
TU_LCH
CD_RCH
CD_LCH
XM_RCH
XM_GND
XM_LCH
AUX_RCH
AUX_GND
AUX_LCH
FP1
FN1
FN2
FP2
EBIAS
DS2_L
DS1_L
DS3_L
DS3_R
DS1_R
DS2_R
EBIAS
NCO
NCO
SA_CLK
SA_DA
SA_OUT
OUT_SLCH
OUT_SRCH
OUT_RLCH
OUT_RRCH
OUT_FLCH
OUT_FRCH
VCC(8.5V)
I2C_SCK
I2C_SIO
GND
FIL
10V
220
C439
50V
10
C415
R409
1k
10k
R407
50V
10
C406
1k
R413
R414
0
50V
10
C414
R415
0
50V
10
C417
R406
1k
10k
R408
1k
R410
50V
10
C416
10k
R411
10k
R412
2.2k
R420
12k
R418
12k
R419
0.22
C317
1A4C-A2
D305
25V
22
C303
16V
C312
10
47k
R322
47k
R324
4.7k
R323
0.22
C308
150
R305
1
C306
22
R422
0
FB403
R812
220k
R813
220k
J801
1k
R802
1
C426
1
C427
47k
R584
220
R303
220
R304
R301
100
100
R302
1A4C-A2
D311
1A4C-A2
D312
16V
C330
47
JW001
JW002
1k
R416
1k
R417
0
R425
1000p
C429
1000p
C430
R801
1k
25V
47
C444
J001
47p
C331
0
R2
0
R3
4.7uH
L1
16V
C2
47
1
C445
1
C446
D401
DA2J10100L
R576
0
0
R421
0.47
C321
0.47
C323
0.47
C325
0.47
C327
CL062
CL063
0.1
C434
0.1
C407
1
C402
CL065
FB804
0
R821
FB802
FB803
2.2
C315
0
FB401
0
FB402
FB801
C803
1000p
C804
1000p
RKZ7.5B2KGP1
D801
RKZ18B2KGP1
D802
L402
1000p
C335
C314
1
1
C333
IC301
TDF8556AJ/N5
1
TA
B
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
SER
VO-3.3V
32
GND
33
MECHA-6V
34
P
ANEL+B
35
VP
36
CBU
37
BU+B
1
C305
C319
1
1
C339
140uH
L302
1
C318
50V
10
C320
16V
47
C307
C338
0.1
JL051
JL052
JL053
CL067
CL068
CL069
JL054
10k
R306
10k
R307
16V
47
C313
47k
R403
47k
R404
25V
470
C409
1
C450
CL061
CL060
RF_ANT_IN
RF_GND
AUDIO_OUT_L
AUDIO_OUT_R
RSTN
SCL
SDA
+8.5V
POWER_GND
TU1
9
4
5
3
1
2
6
7
8
MM1836A33NRE
IC402
1
CONT
2
GND
3
NP
4
VOUT
5
VIN
16V
220
C316
J401
LTA014EUBFS8TL
Q408
LTC014EUBFS8TL
Q801
LTC014EUBFS8TL
Q407
LTC044EUBFS8TL
Q802
LSCR523UBFS8TL
Q803
LSCR523UBFS8TL
Q301
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
16P
CN703
RR+
RL+
RR–
RL–
FR+
FL+
FR–
FL–
AMP_REM
NC
ILL
NC
ACC
TELL_ATT
VCC
GND
2.2
C412
2.2
C413
0.1
C401
LTC014TUBFS8TL
Q405
LTC014TUBFS8TL
Q403
LTC014TUBFS8TL
Q404
LTC014TUBFS8TL
Q406
16V
3300
C337
1k
R1
LTC014TUBFS8TL
Q402
LTC014TUBFS8TL
Q401
1k
R402
1k
R405
STB
DIAG
I2C_SDA
I2C_SCL
I2C_SDA
BEEP
SADATA
SACLK
CD_LCH
CD_RCH
RESET
ACC
BU_IN
RCIN1
ATT
I2C_SCL
RCIN0
IC301
POWER AMP, REGULATOR
IC402
+3.3V REGULATOR
AUDIO OUT
REAR/SUB
IC401
ELECTRICAL VOLUME, INPUT SELECTOR
(ANTENNA IN)
11
7
3
15
10
8
5
16
12
9
1
13
4
6
2
14
MAIN BOARD (1/2)
L
R
(CHASSIS)
Q401 - 406
MUTING
(CHASSIS)
(CHASSIS)
A001
MUTING CONTROL
Q407, 408
REMOTE
IN
(US, CND)
(EXCEPT US, CND)
(FM/ AM TUNER UNIT)
TUX-DSP02
ACCESSORY
Q801 - 803
BATTERY CHECK
DETECT
FU1
10A
32V
14
6
16
5
4
3
2
1
7
7
1
8
8
2
3
4
6
6
4
9
5
15
FL–
2
13
TO
11
FR–
12
16
BATT
14
10
7
FRONT RCH (+)
3
GND
1
(US, CND, E, EA, MX, KR)
5
ACC
4
CN703
8
6
BATT
FRONT RCH (–)
REAR RCH (+)
TO
REM OUT MAX0.4A
FRONT LCH (+)
REAR LCH (+)
REAR LCH (–)
FRONT LCH (–)
REAR RCH (–)
FR+
2
FR–
RR–
RR+
RL+
RL+
REM OUT
FL–
CN703
ACC
RR–
ACC
RL–
RL–
GND
GND
BATT
FR+
RR+
FL+
REM OUT
FL+
13
5
11
15
7
3
1
9
12
10
8
(AEP, RU, UK, AR)
PW1
PW1
I
6
M
H
15
1
C
12
18
K
13
5
F
16
19
8
2
20
B
D
G
11
L
10
E
17
J
9
A
4
3
7
14
1A4C-A2
(AEP, UK)
D313
(Page
23)
Ver. 1.1
CDX-GT270MP/GT274MP/GT277ME/GT320MP
CDX-GT270MP/GT274MP/GT277ME/GT320MP
23
23
4-3. SCHEMATIC DIAGRAM - MAIN Section (2/2) -
• See page 20 for Waveforms. • See page 28 for IC Pin Function Description.
Note 1: When the system controller (IC501) in this unit is replaced, the destination setting is necessary. Refer
to “NOTE THE MAIN BOARD OR SYSTEM CONTROLLER (IC501) REPLACING” (page 4).
Note 2: When SERVO board is defective, ex-
change the complete mounted board.
Note 3: When SENSOR board is defective, exchange
the MECHANICAL BLOCK ASSY (X).
1
(1/2)
BOARD
MAIN
BOARD
KEY
A
CN902
2
1
<3.3>
3.3
0
0
<0>
<3.3>
<3.3>
<3.3>
3.3
3.3
<3.3>
<3.3>
<3.3>
<3.3>
<0>
<0>
<0>
<0>
3.3
2.3
2.5
3.3
0
0
0
3.3
0
0
3.3
0
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
0
0
0
0
1.3
1.4
3.3
1.6
1.5
3.3
3.3
3.3
3.3
<0.5>
<3.3>
<0>
0
3.3
3.3
<3.3>
100k
R561
100k
R541
0
R509
1k
R510
1k
R512
470
R570
100k
R519
100k
R532
100k
R533
10M
R501
150k
R508
100
R539
0.01
C510
C502
1000p
100
R530
10k
R540
100
R503
10k
R505
100
R502
10k
R504
1000p
C508
1000p
C509
0.01
C516
0.01
C515
0.1
C501
10k
R500
10k
R534
100k
R527
1k
R535
1k
R528
2.2k
R522
2.2k
R521
47p
C514
18p
C104
18p
C102
18p
C101
18p
C103
1000p
C106
C714
560p
0.01
C705
560p
C713
1k
R706
0.01
C706
R708
0
1k
R707
0.01
C707
100k
R577
7.92MHz
X501
FB703
FB702
FB705
0
R701
0
R703
100k
R571
10k
R559
10k
R560
33k
R562
33k
R566
CL003
CL004
1k
R511
1k
R543
CL005
1M
R581
0.01
C519
1k
R589
1k
R582
1k
R583
1k
R586
1k
R587
100
R588
100
R590
100
R591
100
R592
100
R593
100
R594
100
R595
100
R596
100
R597
100
R598
100
R544
100
R545
100
R546
100k
R568
CL049
CL042
CL051
CL056
CL048
2200p
C51
1
JL006
JL008
JL009
JL010
JL011
JL012
JL013
JL014
JL015
JL016
JL017
JL019
JL020
JL021
JL022
JL023
JL024
JL025
JL026
JL027
JL028
JL029
JL030
JL031
JL032
JL033
JL034
JL035
JL036
JL037
JL038
JL040
JL041
JL042
JL043
JL044
JL045
JL046
JL047
JL048
JL049
JL050
CL058
CL059
JL039
47p
C513
JL018
R551
100k
IC501
1
LCD_SO
2
LCD_CLK
3
NOSE_SW
4
SIRCS
5
NCO
6
NCO
7
NCO
8
BYTE
9
CNVSS
10
XIN
11
XOUT
12
RESET
13
OSCOUT
14
VSS
15
OSCIN
16
VCC1
17
NMI
18
RC_IN1
19
BUIN
20
NCO
21
NCO
22
DEC_SI
23
DEC_SCK
24
DEC_SO
25
NCO
26
NCO
27
DR
V_ON
28
BEEP
29
I2C_SCL
30
I2C_SDA
31
FW_TXD
32
FW_RXD
33
FW_CLK
34
FW_BUSY
35
NCO
36
NCO
37
NCO
38
MEC_LOAD
39
MEC_EJECT
40
CDON_1500MV
41
EPM
42
MEC_INSW
43
MEC_LIMIT
44
MEC_DSW
45
DEC_INT
46
CE
47
HIT2_SDA
48
HIT2_SCL
49
HIT2_RESET
50
DEC_XMUTE
51
CD_ZDET
52
CD_XCCE
53
DEC_SSTBY
54
DEC_RST
55
NCO
56
NCO
57
ACC_IN
58
AT
T
59
DIAG
60
AMPSTB
61
NCO
62
VCC2
63
NCO
64
VSS
65
NCO
66
NCO
67
NCO
68
NCO
69
NCO
70
NCO
71
NCO
72
NCO
73
NCO
74
NCO
75
MEC_SELFSW
76
NCO
77
NCO
78
NCO
79
DEBUG_1
80
DEBUG_2
81 RE-IN1
82 RE-IN0
83 RE_ON
84 NCO
85 NCO
86 NCO
87 NCO
88 NCO
89 NCO
90 NCO
91 KEYACK0
92 KEYACK1
93 NCO
94 KEYIN1
95 KEYIN0
96 AVSS
97 RC_IN0
98 AVRH
99 AVDD
100 LCD_CE
47p
C527
47p
C526
0.22
C520
100
R572
100
R585
0.1
C432
22p
C503
L101
RKZ6.8B2KGP1
D101
RKZ6.8B2KGP1
D102
RKZ6.8B2KGP1
D108
RKZ18B2KGP1
D105
RB751V40,115
D501
33k
R536
33k
R529
4.7k
R548
22p
C504
CN101
15P
3
AUX-LCH
2
KEY-GND
10
SIRCS
13
CLK-LCD
7
RE-1
4
AUX-RCH
14
+B
11
DATA-LCD
1
D-GND
8
KEY-1
5
AUX-GND
15
PANEL
12
CE-LCD
9
KEY-0
6
RE-0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
28P
CN701
MEC_DSW
MEC_LIMIT
MEC_INSW
MEC_SELFSW
CDON_1500MV
AU_8V
VDD_3.3V
D_GND
BU_3.3V
DR_6V
DR_GND
MEC_EJECT
MEC_LOAD
DRV_ON
DEC_INT
DEC_XMUTE
CD_ZDET
NC
NC
DEC_SO
DEC_SI
DEC_SCK
DEC_XCCE
DEC_SSTBY
DEC_RST
AU_RCH
AU_GND
AU_LCH
32.768KHz
X502
0.01
C704
JL007
JL005
JL004
JL003
JL002
JL001
STB
RCIN0
BU_IN
L-DA
L-CLK
MEC_INSW
MEC_LIMIT
MEC_DSW
CD_ZDET
DEC_SO
DEC_SCK
DEC_SI
MEC_EJECT
MEC_LOAD
CDON_1500MV
DEC_INT
CD_XCCE
DEC_STBY
DEC_RST
SADATA
SACLK
L-CE
BEEP
DEC_XMUTE
DR
V_ON
AT
T
RE-0
RE-1
MEC_DSW
MEC_LIMIT
MEC_INSW
MEC_SELFSW
CDON_1500MV
MEC_EJECT
MEC_LOAD
DRV_ON
DEC_INT
DEC_XMUTE
CD_ZDET
DEC_SO
DEC_SI
DEC_SCK
CD_XCCE
DEC_STBY
DEC_RST
DIAG
MEC_SELFSW
KEY0
KEY1
L-CE
L-DA
SIR
RE-1
RE-0
I2C_SCL
RESET
RCIN1
SIR
NOSE-SW
I2C_SDA
KEY1
KEY0
NOSE-SW
ACC
CD_RCH
CD_LCH
L-CLK
R5F3650KCDZ99FA
IC501
SYSTEM CONTROLLER
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
MAIN BOARD (2/2)
(CHASSIS)
OPTICAL
PICK-UP
BLOCK
(DAX-25A)
BOARD
SERVO
BOARD
SENSOR
(MG-101X-188)
DECK BLOCK
CD MECHANISM
I
6
H
15
1
C
12
13
5
F
16
8
2
B
D
G
11
10
E
17
J
9
A
4
3
7
14
(Page 25)
(Page 22)
CDX-GT270MP/GT274MP/GT277ME/GT320MP
CDX-GT270MP/GT274MP/GT277ME/GT320MP
24
24
4-4. PRINTED WIRING BOARD - KEY Board -
•
: Uses unleaded solder.
Note: Refer to the servicing notes “NOTE FOR REPLACEMENT OF THE
AUX JACK (J901)” (See page 5), if replacing the Ref. No. J901.
37
1
J901
LED901
LED932
LED931
LED933
LED934
LED935
LED936
LED937, 938
(ILLUMINATION)
LED938
LED939
LED940
LED941
LED942
LED943
LED944
LED945
LED946
LED947
R923
R924
S901
S902
S903
S904
S905
S906
S907
S909
S910
S911
S912
S913
S914
S915
S916
IC902
RE901
1
2
14
15
Q901
Q931
FB901
FB902
FB903
R906
R916
R917
R918
R919
CN902
R920
R921
R922
R925
R926
R926
R927
R928
R929
R931
R932
R933
R934
R935
R936
R937
R938
R939
R940
R941
R942
R943
R944
R945
R946
R947
R949
C912
R950
R951
R952
R953
R954
R955
R956
C921
C922
C923
C924
C925
C926
C927
C928
C930
R975
R994
R995
R996
R997
R998
R999
D906
D907
D908
D909
IC903
D935
D936
LCD901
LED937
E
K
12
13
48
24
37
1
25
36
A
1
4
6
3
5
2
1
3
7
K
A
E
K
A
K
A
K
A
K
A
ROTARY ENCODER
(LCD BACK LIGHT)
LED939, S901
LIQUID CRYSTAL DISPLAY PANEL
LED947, S909
PAUSE
6
LED946, S910
LED945, S911
SHUF
4
LED944, S912
3
LED943, S913
LED942, S914
LED941, S915
LED940, S916
S901 - 907, 909 - 916
5
ALBUM
v
2
V ALBUM
1
PTY
SEEK–
. m
LED934, S905
> M
SEEK+
LED933, S903
LED935, S907
MODE
A
A
K
A
K
K
A
A
K
A
K
A
K
A
K
A
K
A
K
A
K
A
K
A
K
A
K
A
K
K
K
A
K
A
LED936, S906
EQ3
LED932, S904
LED931, S902
A
LED931 - 947
K
1-886-919-
11
(11)
1-886-919-
11
(11)
KEY BOARD
(COMPONENT SIDE)
KEY BOARD
(CONDUCTOR SIDE)
A
MAIN BOARD
CN101
OFF
SOURCE
SCRL
DSPL
PUSH ENTER/
MENU
(VOLUME)
AUX
A
B
C
D
1
2
3
4
5
6
7
(US, CND, E, EA, MX, AR, KR)
PTY
AF/TA
(AEP, RU, UK)
Ver. 1.1
Click on the first or last page to see other CDX-GT270MP / CDX-GT274MP / CDX-GT277ME / CDX-GT320MP service manuals if exist.