Read Sony CDX-GT250MP / CDX-GT252MP Service Manual online
CDX-GT250MP/GT252MP
CDX-GT250MP/GT252MP
6
6
2-4. SCHEMATIC DIAGRAM - MAIN Section (3/3) -
8
D
12
1
C
A
G
B
10
3
14
5
I
11
F
7
4
2
9
E
13
6
H
(1/3)
MAIN
2
BOARD
(2/3)
BOARD
3
MAIN
A
BOARD
CN001
KEY
Refer to page
service manual
21 on original
4.1
4.1
0
0
0
0
0
0
0
0
0
0
0
0
3(3.3)
6
6
3.8(5)
3.6
0.4(2)
3.8
3.8
0.2(1.8)
8.3
3.1(2.9)
3.1(2.9)
0.2(4.2)
0(1.3)
3.8
3.8
3.8
3.8
3.4
3.4
3.4
4.1
4.1
0
0
4.1
4.1
4.1
4.1
4.1
4.1
8.3
3
3
3.7
3(3.3)
3.4
6.9
8.3
5.6
3.6
2.1
0
0
1.2
8.3
8.3
2.2uH
MAIN BOARD (3/3)
IC302
IC001
50V
10
C106
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
7
6
5
4
3
2
1
32
30
31
8
27
28
29
9
10
11
12
13
14
24
25
26
23
22
21
20
19
18
17
15
16
BD3447AFV-E2
IC302
ELECTRONIC VOLUME
BUS_RCH
BUS_LCH
TU_RCH
TU_LCH
CD_RCH
CD_LCH
AUX_RCH
AUX_GND
AUX_LCH
EP1
EN
EP2
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
RTAN140M-T111-1
Q102
MUTE
10V
220
C317
100p
C207
50V
10
C206
50V
10
C212
220
R206
220
R106
100p
C107
1k
R216
10k
R117
10k
R107
50V
10
C41
RTAN140M-T111-1
Q202
MUTE
1k
R112
0.1
C316
R414
0
DRC5114T0L
Q104
MUTE
10k
R207
DRC5114T0L
Q103
MUTE
50V
10
C112
R413
0
50V
10
C108
1k
R116
FB14 0
FB15 0
10k
R217
DRC5114T0L
Q204
MUTE
DRC5114T0L
Q203
MUTE
1k
R212
50V
10
C208
10k
R213
10k
R113
18p
C705
470
R151
2.2k
R155
12k
R153
UDZW
-TE17-18B
D719
50V
2.2
C153
18p
C707
100p
C154
1000p
C157
UDZSUSTE-176.8B
D704
UDZSUSTE-176.8B
D153
100p
C155
12k
R154
18p
C708
18p
C706
0
L151
470
R152
1000p
C709
CAM003
UDZSUSTE-176.8B
D703
C931
1000p
1
C151
1
C152
C812
1
C813
1
0
L403
CL051
L101
CN403
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
0
C930
JL037
JL038
JL039
JL040
JL041
JL042
JL043
JL044
JL045
JL046
JL047
JL048
JL049
JL050
50V
1
C203
50V
1
C103
0.1
C26
33p
C8
3.3uH
L1
470k
R2
15p
C6
0.1
C27
JW148
JW147
J1
(ANTENNA)
100
R13
R3
470k
R1
0.1
C9
0.22
C12
22
R12
0.01
C22
4.7k
R11
16V
47
C28
L2
1
C21
JW138
0
R16
100
R14
12p
C18
L6
FM MIX
1
2
3
4
6
0.1
C17
1000p
C5
JW137
0.1
C25
TEF6617T/V1/S470,518
IC001
PHASE LOCKED LOOP(PLL)
AMRFIN
AMRFDEC
FMIN2
FMIN1
GNDRF
VCC2
AMRFAGC
LOUT
ROUT
GNDAUD
AMIFAGC2
MPXIN
MPXOUT
RSSI
XTAL2
XTAL1
GNDD
SCL
SDA
VREF
VREGSUP
VCC1
GND
VCODEC
PLL
PLLREF
TEST
AMSELIN1
AMSELIN2
AMIFAGC1
AMSELOUT1
AMSELOUT2
JW102
1000p
C1
560uH
L8
0.01
C20
560uH
L7
2.2
C13
JW126
0
R15
4MHz
X1
0.47
C16
0.1
C24
0.01
C23
VR1
0.01
C19
CAM002
10
11
12
13
13
14
15
16
18
19
19
21
22
BUS4
BUS5
BUS5
BUS7
J301
2P
1
2
3
L-DA
L-CE
L-CLK
RE-1
NOSE-SW
KEY1
RE-0
SIR
KEY0
KEY0
CD_RCH
CD_LCH
SACLK
SADATA
(CHASSIS)
(CHASSIS)
R
L
REAR/SUB
AUDIO
OUT
J301
0
(Page 4)
(Page 5)
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