Sony CDX-GT40U Service Manual

CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE
CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE
3232
D
A
911
G
C
1 72 10
H
1364
B
E
85
F
I
3 12
BOARD
(3/5)
CN102
A
MAIN
2.6
5.1
2.6
0.1
0.1
5.1
5.1
5.2 5.1
2.6
2.6
2.6
2.6
2.6
2.6
2.6
5.2
3.4
1.7
2.6
4.8
0.1
3.3
0.2
2.6 2.6 2.6 2.6 2.6 2.6 2.6 2.6 2.6 2.6 2.6 2.6 2.6 2.6 2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
5.1 2.6 2.6 2.6 2.6 2.6 2.6 2.6 2.6 2.6 2.6 2.6 2.6
(AEP,RU,UK)
*1
(EXCEPT AEP,RU,UK)
*2
*1
*1
*1
*1*1
*1
*1
*1
*1
*1
*1
(AEP,RU,UK)
(EXCEPT AEP,RU,UK)
*2
*2
*3
*3
*3*3
*4 *4 *5
*3
*3
*5
*6
*4
*7
*7
*7
*7
*8
*9
(AEP,RU,UK)
(EXCEPT AEP,RU,UK)
(EXCEPT AEP,RU,UK)
*3
(AEP,RU,UK)
(AEP,RU,UK)
*4
(EXCEPT AEP,RU,UK)
*5
(EXCEPT AEP,RU,UK)
(AEP,RU,UK)
(AEP,RU,UK)
*6
(EXCEPT AEP,RU,UK)
(AEP,RU,UK)
*7
(EXCEPT AEP,RU,UK)
*8
(EXCEPT AEP,RU,UK)
(AEP,RU,UK)
(AEP,RU,UK)
*9
(EXCEPT AEP,RU,UK)
IC902
IC901
1M
R904
C904
0.47
R902
150
R901
150
R903
100
R920
820
R921
1k
R922
1k
R923
1.2k
R924
1.5k
R925
1.8k
2.2k
R926
R991
820
R992
1k
R993
1k
R994
1.2k
R995
1.5k
R996
1.8k
R997
2.2k
R908
120
R909
120
R910
120
R984
R919
0
470
R916
470
R917
R980
S907
S902
S901
S903
S904
S906
S905
R906 27 R907 27
RT1N140C-TP-1
Q901
FB903
FB901
FB902
J901
VCC OUT GND
IC902
PNJ4813M01S0
LSW905
31
24
5
6
31
24
5
6
31
24
5
6
LSW906
LSW907
LSW908
LSW909
LSW910
LSW911
LSW912
1k
R998
RKZ6.8B2KGP1
D916
RKZ6.8B2KGP1D912 RKZ6.8B2KGP1D911
RT6N140C-TP-1
Q903
R944
R942
0
0
R905
LED954
LED950
LED952
LED946
LED942LED944
LED938LED940
LED934LED936
LED932
R982
R986
R988
R990
R950
R952
R946
R948
R940
R972
R974
R966
R968
R954
R956
R958
1000p
C915
1000p
C916
20P
CN901
1
USB_GND
2
USB_VBUS
3
D-
4
D+
5
GND
6
KEY_GND
7
AUX_L
8
AUX_R
9
AUX_GND
10
RE_0
11
RE_1
12
KEY_1
13
KEY_0
14
SIRCS
15
LCD_DATA
16
LCD_CE
17
LCD_CLK
18
ILL(FP+B)
19
PANEL_SW
20
GND
NESW505DT-A0-UV
LED901
D902
RKZ5.1B2KGP1
R918
0
0
R999
0
R927
1234
4P
CN902
RE901
R970
0
R976
DA2J10100L
D901
470R915
C910 18p C909 18p
123456789
10 11 12 13 14 15 16
17
18
19
20
21
22
29
28
27
26
25
24
23
30
31
32
33343536373839404142434445464748
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
LC75839PW-US-H
IC901
NCO BACK-LIGHT COLOR1 COLOR2 SEG48 SEG47 SEG46 SEG45 SEG44 SEG43 SEG42 SEG41 SEG40 SEG39 SEG38 SEG37
SEG36
SEG35
SEG34
SEG33
SEG32
SEG31
SEG30
SEG29
SEG28
SEG27
SEG26
SEG25
SEG24
SEG23
SEG22
SEG21
SEG20 SEG19 SEG18 SEG17 SEG16 SEG15 SEG14 SEG13 SEG12 SEG11 SEG10
SEG9 SEG8 SEG7 SEG6 SEG5
SEG4
SEG3
COM4
COM3
COM2
COM1
SEG2
VDD
VDD1
VDD2
VSS
SEG52
INH
LCD_CE
LCD_CLK
LCD_DATA
LCD901
1 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48
52
24
49
51
3
50
C911 18p
C901 0.1
C902 0.1
0.1
C903
C906
0.1
C912 0.1
S[1]
S[2]
COM[1]
COM[2]
COM[3]
COM[4]
S[3]
S[4]
S[5] S[6] S[7] S[8] S[9]
S[10] S[11] S[12] S[13] S[14] S[15] S[16] S[17] S[18] S[19] S[20]
S[21]
S[22]
S[23]
S[24]
S[25]
S[26]
S[27]
S[28]
S[29]
S[30]
S[31]
S[32]
S[33]
S[34]
S[35]
S[36]
S[1]
S[2]
S[3]
S[4]
S[5]
S[6]
S[7]
S[8]
S[9]
S[10]
S[11]
S[12]
S[13]
S[14]
S[15]
S[16]
S[17]
S[18]
S[19]
S[20]
S[21]
S[22]
S[23]
S[24]
S[25]
S[26]
S[27]
S[28]
S[29]
S[30]
S[31]
S[32]
S[33]
S[34]
S[35]
S[36]
S[37]
S[38]
S[39]
S[40]
S[41]
S[42]
S[43]
S[44]
S[45]
S[46]
S[47]
S[48]
COM[4]
COM[3]
COM[2]
COM[1]
S[48] S[47] S[46] S[45] S[44] S[43] S[42] S[41] S[40] S[39] S[38] S[37]
DATA
CE
CLK
CE
CLK
DATA
KEY BOARD
VBUS-USB
(USB)
D+
D-
GND-USB
SEEK+
SEEK-
(ILLUMINATION)
LED938,940,942,944
PTY
SOURCE
/ OFF
/ OFF
SOURCE
MODE
SELECT
PUSH ENTER/
SEEK+
SEEK-
MODE
/ SCRL
DSPL
6/PAUSE
5/ZAP
4/SHUF
3/REP
LED DRIVE
LCD
BACK LIGHT
DRIVE
(LCD BACK LIGHT)
REMOTE CONTROL
SIGNAL RECEIVER
LCD CONTROL
LIQUID
CRYSTAL
DISPLAY
PANEL
AUX
2/ALBUM
1/ALBUM
LED932,934,936,938,940,942,944,946,950,952,954
SML-D12P8WT86TK
R940,944
220
820
SML-D12V8WT86TN
AF/TA/ PTY
1k
R946,950,954,956,970,972
270
1.2k
R948,952,968
330
1.2k
R958,974
270
1k
R966
330
150
R980,982,984,986
100
220
R988
150
220
R990
180
31
24
5
6
31
24
5
6
31
24
5
6
31
24
5
6
31
24
5
6
4-11. SCHEMATIC DIAGRAM – KEY Section –
(Page 28)
Ver. 1.3
Note 1: Refer to the servicing notes “NOTE FOR REPLACEMENT
OF THE USB CONNECTOR (CN902) AND THE AUX
JACK (J901)” on page 4, if replacing CN902 and J901.
Note 2: IC901 has been changed in the midway of production. Moreover, the KEY board has
been changed simultaneously with it. Before repairing, be sure to refer to “ABOUT
CHANGE OF THE LCD DRIVER IC (IC901) ON THE KEY BOARD” on page 7.

Sony CDX-GT40U Specifications

General

MP3 playback	Yes
Tuner type	SSIR-EXA
FM band range	87.5 - 107.9 MHz
Supported radio bands	AM, FM
Impedance	220 Ω
Output power	52 W
Product color	Black
Ready for iPod	No
Disc types supported	CD, CD-R, CD-RW
Audio output channels	4.0 channels
Signal-to-Noise Ratio (SNR)	80 dB
Display type	LCD
USB version	2.0
USB ports quantity	1
File type	MP3/WMA/AAC
Number of optical discs	1 discs

Weight and Dimensions

Weight	1200 g
Dimensions (WxDxH)	178 x 180 x 50 mm