Sony CDX-GT350MP Service Manual ▷ View online
CDX-GT350MP
CDX-GT350MP
13
13
SECTION 4
DIAGRAMS
4-1. BLOCK DIAGRAM – MAIN Section –
28
26
26
21
14
13
12
14
13
12
5
3
3
1
15
16
17
17
7
9
9
6
AU_LCH
AU_RCH
AU_RCH
MEC_LOAD
MEC_EJECT
CDON_1500MV
MEC_INSW
MEC_LIMIT
MEC_EJECT
CDON_1500MV
MEC_INSW
MEC_LIMIT
DEC_INT
DEC_XMUTE
DEC_XMUTE
AU_8V
VDD_3.3V
BU_+3.3V
DR_+6V
VDD_3.3V
BU_+3.3V
DR_+6V
R-CH
R-CH
R-CH
R-CH
R-CH
AUDIO+8.5V
BU+3.3V
SERVO+3.3V
R-CH
9 AUX_LCH
7 AUX_RCH
7 AUX_RCH
DEC_SO
24
20
22
22
DEC_SO
DEC_SCK
DEC_SI
DRV_ON
DEC_SCK
DEC_SI
DRV_ON
DRV_ON
37
DEC_SCK
23
DEC_SI
22
MEC_LOAD
38
2
MEC_DSW
MEC_EJECT
39
24
DEC_STBY
25
DEC_RST
CDON_1500MV
40
MEC_INSW
42
MEC_LIMIT
43
MEC_DSW
44
DEC_INT
45
DEC_XMUTE
BU+3.3V
49
CD_ZDET
51
CD_XCCE
52
DEC_SSTBY
53
DEC_RST
54
MEC_SELFSW
75
FW_TXD
31
CNVSS
9
FW_BUSY
34
FW_RXD
32
FW_CLK
33
VOUT
1
VIN 2
10
4 FMIN1
3 FMIN2
3 FMIN2
4 TU_LCH
8 AUX_GND
ELECTRONIC VOLUME
IC302
J1
(ANTENNA)
PHASE LOCKED LOOP
(PLL)
IC001
L6
FM MIX
L2
CN701
CD
MECHANISM
UNIT
(MG-101X)
I2C BUS CONTROLLED
POWER AMP/MULTIPLE
VOLTAGE REGULATOR
IC301
SYSTEM CONTROL
IC401 (1/2)
RESET
IC403
CN802
3 TU_RCH
6 CD_LCH
5 CD_RCH
5 CD_RCH
R-CH (FRONT)
R-CH (REAR)
R-CH (REAR)
BATT
R-CH
8
9
9
18
SCL
19
SDA
16 XTAL1
15 XTAL2
LOUT
ROUT
J901
AUX
X1
4MHz
5
3
3
OUT-FL+
OUT-FL–
OUT-FL–
9
7
7
OUT-RL+
OUT-RL–
OUT-RL–
27
R-CH
ANT-REM
35
VP
BATT
20
VP1
6
VP2
30
AUDIO+B
31
33
33
SERVO+3.3V
MECHA+6V
34
PANEL+B
R-CH (REAR/SUB)
35
33
33
OUT_FRCH
OUT_RRCH
R-CH
30
OUT_ SLCH
31
OUT_SRCH
4 I2C_SCK
AUDIO +8.5V
SERVO+3.3V
MECHA+6V
PANEL+B
SERVO+3.3V
MECHA+6V
PANEL+B
2 I2C_SIO
16 BEEP
22 STB
25 DIAG
22 STB
25 DIAG
7
10
12
11
16
1
9
9
2
4
3
6
37
38
38
I2C_SCK
I2C_SIO
27
SA_CLK
90
SACLK
89
SADATA
83
SAIN
28
SA_DA
29
SA_OUT
I2C_SCK
I2C_SIO
I2C_SCK
I2C_SIO
I2C_SCK
I2C_SIO
I2C_SIO
I2C_SCK
I2C_SIO
29
I2C_SCK
30
I2C_SIO
58
ATT
28
BEEP
60
AMPSTB
59
DIAG
12 IN-FL
FL+
FL–
FL–
L
R
RL+
RL–
RL–
FR+
FR–
RR+
RR–
FR–
RR+
RR–
ANT-REM
BATT
ACC
34
OUT_FLCH
11 IN-RL
32
OUT_RLCH
12
RESET
57
ACC_IN
ACC DETECT
Q805
MUTE
Q103
29
AMP-REM
5
AMP-REM
1 AMRFIN
REAR/SUB
D306
FU601
37
BU+B
BU+5V
FRONT
J301(2/2)
R-CH
L
R
AUDIO
OUT
MECHA+6V
3.3V
6
3
FLASH_W
BUSY
7
CLK
2
RESET
RXD
5
1
4
TXD
CN401
FLASH
PROGRAMMING
BU+3.3V
+3.3V REG
IC402
BU+3.3V
5
4
BU+5V
23
CD_ZDET
CD_XCCE
CD_XCCE
4
MEC_SELFSW
MUTE
Q104
MUTE DRIVE
Q303,304
MUTE
Q102
S401
RESET
R-CH
R-CH
L
R
J301 (1/2)
BUS
AUDIO IN
19
BU_IN
13 RST
12 BUS_IN
11 CLK_IN
10 BU_CHECK
12 BUS_IN
11 CLK_IN
10 BU_CHECK
9 DATA_IN
8 DATA_OUT
8 DATA_OUT
BUS INTERFACE
IC801
21
BUS_ON
BATT
1 BUS-RCH
2 BUS-LCH
3
BATT
CLK
RST
DATA I/O
BUS ON
5
6
6
8
4
2
3
3
1
4
1
2
BATT
CN801
BUS CONTROL IN
TH801
7
6
BACK-UP
CHECK
Q802,D806,807
20
SYSRST
7
UNISCK
5
UNISO
6
UNISI
6LJQDO3DWK
5&+LVRPLWWHGGXHWRVDPHDV/&+
: AM
: CD
: FM
: AUX
: BUS AUDIO
CDX-GT350MP
CDX-GT350MP
14
14
4-2. BLOCK DIAGRAM – DISPLAY Section –
X502
32.768kHz
10
11
94
1
2
2
100
95
SYSTEM CONTROL
IC401 (2/2)
LCD DRIVE
IC901
KEYIN1
CL
CE
CE
LCD_SO
LCD_CLK
LCD_CE
KEYIN0
92 KEYACK1
82 RE_IN0
RE0
RE1
RE1
81 RE_IN1
18
97
97
91
XOUT
XIN
X501
7.92MHz
15
13 OSCOUT
3 NOSE_SW
OSCIN
63
64
62
DIMMER 2
COM4
I
COM1
LCD901
LIQUID
CRYSTAL
DISPLAY
PANEL
5
I
50
55
60
51
|
54
SEG48
I
SEG1
DI
PANEL+B
KEY MATRIX
LSW901–908
LSW901–908
S901–907
(VOLUME)
PUSH SELECT
S909
ROTARY
ENCODER
4 SIRCS
REMOTE
CONTROL
SIGNAL
RECEIVER
IC902
BACK-LIGHT 1
LCD BACK LIGHT
SWITCH
Q932
DIMMER
SWITCH
Q931
LED940,944–952,
955,956,960,961,
995–998
LED931
(LCD BACK LIGHT)
3
OUT
RC_IN1
RC_IN0
RC_IN0
KEYACK0
J801
(REMOTE IN)
CDX-GT350MP
CDX-GT350MP
15
15
For Schematic Diagrams:
Note:
• All capacitors are in
• All capacitors are in
μF unless otherwise noted. (p: pF)
50 WV or less are not indicated except for electrolytics
and tantalums.
• All resistors are in
Ω and
1
/
4
W or less unless otherwise
specifi ed.
• f : Internal component.
• C : Panel designation.
• C : Panel designation.
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
(In addition to this, the necessary note is printed in each block.)
• A : B+ Line.
• Voltages and waveforms are dc with respect to ground
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : FM
(
(
)
:
AM
<
> : CD PLAY
*
: Impossible to measure
• Voltages are taken with a VOM (Input impedance 10 M
Ω).
Voltage variations may be noted due to normal production
tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal production
Voltage variations may be noted due to normal production
tolerances.
• Circled numbers refer to waveforms.
• Signal path.
J :
J :
CD
F :
FM
f :
AM
L :
AUX
g : BUS AUDIO
For Printed Wiring Boards:
Note:
• X : Parts extracted from the component side.
• Y : Parts extracted from the conductor side.
• a
• X : Parts extracted from the component side.
• Y : Parts extracted from the conductor side.
• a
:
Through
hole.
•
: Pattern from the side which enables seeing.
(The other layers’ patterns are not indicated.)
• Indication of transistor.
C
B
These are omitted.
E
Q
Caution:
Pattern face side:
(SIDE B)
Parts face side:
(SIDE A)
Pattern face side:
(SIDE B)
Parts face side:
(SIDE A)
Parts on the pattern face side seen
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
• Waveforms
– MAIN Board –
Note:
The components identi-
fi
The components identi-
fi
ed by mark 0 or dotted
line with mark 0 are criti-
cal for safety.
Replace only with part
number specifi ed.
cal for safety.
Replace only with part
number specifi ed.
Note:
Les composants identifi és
par une marque 0 sont
critiques pour la sécurité.
Ne les remplacer que par
une pièce portant le nu-
méro spécifi é.
Les composants identifi és
par une marque 0 sont
critiques pour la sécurité.
Ne les remplacer que par
une pièce portant le nu-
méro spécifi é.
1.2 Vp-p
32.768 kHz
3.5 Vp-p
7.92 MHz
1 V/DIV, 20 ȝsec/DIV
2 V/DIV, 50 nsec/DIV
1
IC401
qa (XOUT)
2
IC401
qd (OSCOUT)
0.06 Vp-p
4 MHz
0.05 V/DIV, 50 nsec/DIV
3
IC001
qh (XTAL1)
CDX-GT350MP
CDX-GT350MP
16
16
•
: Uses unleaded solder.
4-3. PRINTED WIRING BOARD – MAIN Section –
1
A
B
C
D
E
F
G
H
I
2
3
4
5
6
7
8
9
10
11
12
IC403
IC301
IC001
IC401
IC801
KEY BOARD CN901
A
FLASH
PROGRAMMING
CD
MECHANISM
UNIT
(MG-101X)
4
6
1
3
7
8
11
10
9
1
37
2
36
21
20
40
1
1
16
17
32
1
100
80
81
50
51
30
31
1
7
8
14
FB604
C20
JW371
C21
R401
FB606
C22
C23
C23
FB608
C24
FB609
C25
C26
R212
JC133
C27
R213
C28
R216
R217
JC335
R415
R221
R416
R222
R801
FB1
R802
FB2
FB3
R804
R805
CN401
R806
CN403
R807
R808
C41
R809
JC346
R810
R813
R815
R816
R817
R818
C201
R819
C203
CN801
C206
CN802
C207
C208
C209
R631
C401
R826
C402
C404
C210
JL001
C405
C211
JL002
R636
C212
C406
JL003
C213
C407
JL004
C214
JL005
C409
C215
JL006
JL007
C217
JL008
C218
JL009
JL010
JL011
JL012
JL013
JL014
JL015
C801
JL016
C802
JL017
C803
JL018
C804
JL019
C805
TH801
C806
C807
C808
C809
JL020
JL021
S401
JL022
A14
B1
A1
JL023
JL024
C810
JL025
C811
JL026
C812
JL027
C813
JL028
JL029
C815
R661
R662
R663
JL030
R664
JL031
JL032
JL033
JL034
JL035
JL036
JL037
JL038
JL039
C1
R671
C5
R672
C6
R673
JL040
R674
C8
JL041
R675
C9
JL042
R676
JL043
JL044
JL045
JW201
JL046
JW202
JL047
JL048
JL049
Q102
JW207
Q103
JW208
Q104
JW209
JL050
D202
D203
D204
JW21
1
D205
JW212
JW213
Q303
JW214
Q304
JW215
JW216
JW217
L101
R691
JW219
JW221
JW222
JW223
JW225
JW227
JW230
JW231
D801
JW232
D803
D804
JW234
JW235
D806
JW237
D807
IC402
JW240
JW241
D811
D812
JW243
JW244
JW245
JW246
JW248
JW250
JW251
JW252
JW253
JW254
JW258
JW261
JW262
J1
R101
JW266
JW268
L151
JW269
R106
R107
R301
R302
JW273
JW275
JW276
R112
JW277
R113
R308
JW279
R309
R116
R117
R500
R501
R502
R503
R504
R505
JW281
R507
JW283
R313
JW284
R508
R509
L1
R121
L2
JW286
R122
JW288
R701
L6
L7
R703
R510
L8
R51
1
R512
R513
R708
R514
JW291
R516
JW292
JW293
R517
R519
JW296
JW297
JW298
JW299
R521
R522
C101
C103
CN701
C106
JC257
C107
C108
C109
R531
R532
R533
C303
R534
C304
C110
C305
C112
C306
R537
C113
C307
C308
C114
R151
C115
CL001
R152
CL002
R153
C117
CL003
R154
C1
18
CL004
R155
CL005
C502
C503
C504
C312
R543
C507
C313
R544
C508
R545
R11
C315
R546
C316
R12
R13
C317
R14
R549
C701
C703
C510
C704
C705
X501
X502
C706
C512
C707
C513
R550
C708
C514
C515
C709
C322
R553
R556
C710
C71
1
A001
R559
C712
C520
C521
C522
C523
R560
R561
C719
R756
R562
R565
R566
R567
R568
R1
R2
R570
R571
C151
C152
C153
R577
C154
C155
VR1
CL042
JW102
CL043
C157
CL044
CL045
CL046
CL046
CL047
CL048
CL049
R581
R582
R583
JW300
R584
C930
C931
JW301
R586
JW302
D102
R587
JW303
D103
CL050
R588
JW304
D104
CL051
R589
D105
CL052
Q202
CL053
JW307
Q203
JW308
CL054
Q204
CL055
JW309
CL056
CL057
R590
R591
R592
C556
D302
R593
D303
R594
JW310
D304
R595
D305
R596
JW312
D306
JW313
R597
R598
JW315
JW317
JW318
C755
JW126
D502
JW320
JW321
JW322
JW323
JW325
JW326
JW327
D703
L403
JW328
D704
JW329
Q802
JW137
JW138
Q805
IC302
JW331
JW332
JW333
JW334
JW336
JW337
C776
JW147
JW148
D719
L801
FB14
JW341
PL01
FB15
JW342
PL02
JW343
JW344
X1
JC103
JC104
JC106
JC107
JC109
JW350
JW351
JW352
JW353
D153
JW354
JW355
JW356
JW357
JW358
JW359
J301
JC1
16
JC118
JW360
JW361
C12
C13
JW364
R201
JC121
JW366
C16
JW367
C17
C18
C19
R206
R207
1-882-653-
(11)
11
X501
S401
RESET
-2
R
R
-1
L
L
-4
R
R
-3
L
L
-6
R
R
-5
L
L
J801
(REMOTE IN)
FU601
(ANTENNA)
J1
1
8
9
1
16
8
1
2
4
3
1
3
5
4
(CHASSIS)
(CHASSIS)
CN801
(BUS CONTROL IN)
2
1
14
15
REAR/SUB
FRONT
AUDIO OUT
BUS IN
BCE
BCE
ECB
ECB
BCE
ECB
BCE
ECB
BCE
ECB
1
14
15
28
(Page 20)
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