Sony CDX-GT40U / CDX-GT40UW / CDX-GT42UE / CDX-GT44U / CDX-GT45U / CDX-GT47UE Service Manual ▷ View online
CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE
CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE
29
29
D
A
9
11
G
C
1
7
2
10
H
13
6
4
B
E
8
5
F
I
3
12
MAIN
7
BOARD
(5/5)
MAIN
1
BOARD
(1/5)
MAIN
6
BOARD
(3/5)
4
0
3.2
3.2
1.6
0.8
1.6
3.2
1.6
1.6
0.8
1.6
3.2
1.6
1.6
1.6
1.6
1.5
3.3
1.5
3.2
1.6
1.5
3.3
1.5
3.2
1.6
0
1.6
1.6
1.6
1.5
1.6
1.6
1.6
1.6
0.6
1.4
1.6
1.6
1.6
1.6
1.7
3.2
1.6
0.9
1.6
3.2
1.3
0
1.6
0
1.6
3.3
2.7
0
3.3
0
0
0
0
0
0
1.5
3.3
2.7
0
3.3
0
0
0
0
0
0
1.5
3.3
3.2
3.3
0
0
0
3.3
0
0
0
2.9
0
0
0
0
3.2
1.6
1.6
1.6
3.2
1.6
1.6
3.2
1.6
1.5
1.3
1.4
3.2
3.2
1.5
0.6
1.6
2.6
1.5
(MG-101CA-188)
DECK BLOCK
CD MECHANISM
SERVO
BOARD
SENSOR
BOARD
(4/5)
MAIN BOARD
IC701
0.015
C772
R736
100k
TP720
DR_6V
0.1
C721
6.3V
22
C725
2200p
C747
0.033
C718
1k
R740
TP743
0
R733
TP734
47p
C771
1k
R737
0.1
C768
0
R763
JL727
VDD_3.3V
TP719
TP733
AU_IN_LCH
150p
C745
0.015
C784
TP724
TP736
100
R741
3300p
C730
0
FB762
0
R761
TP742
0
R749
330
R719
0
FB720
DR_GND
330
R720
22k
R751
C764
1000p
0.01
C759
2200p
C748
0
FB760
22k
R750
0
R716
TP740
15k
R743
D_GND
0.1
C720
0
FB750
1000p
C788
TP785
330
R717
0.1
C782
0
R746
1M
R722
0
FB718
470p
C716
0
FB722
330
R718
0
R714
TP738
1.5k
R723
2.7k
R725
0
FB717
TC94A99FG-003 (SY)
IC701
1
LPFO
2
PVREF
3
VCOF
4
RVSS3
5
VCOI
6
RVDD3
7
SLCO
8
RFI
9
RFRPI
10
RFEQO
11
DCOFC
12
AGCI
13
RFO
14
RVSS3
15
FNI2
16
FNI1
17
FPI2
18
FPI1
19
VDD1-1
20
TPI
21
TNI
22
VRO
23
AVSS3
24
MDI
25
LDO
26 FSMONIT
27 RFZI
28 RFRP
29 TEI
30 AVDD3
31 FOO
32 TRO
33 VSS-1
34 FMO
35 DMO
36 VDDM1
37 /SRAMSTB
38 VDD1-2
39 VDD3-1
40 CD-MON2/PIO10
41 CD-MON3/PIO11
42 PIO12 / DT/BT_DATAi
43 PIO13 / DT/BT_BCKi
27 RFZI
28 RFRP
29 TEI
30 AVDD3
31 FOO
32 TRO
33 VSS-1
34 FMO
35 DMO
36 VDDM1
37 /SRAMSTB
38 VDD1-2
39 VDD3-1
40 CD-MON2/PIO10
41 CD-MON3/PIO11
42 PIO12 / DT/BT_DATAi
43 PIO13 / DT/BT_BCKi
44 PIO14 / DT/BT_LRCKi
45
45
PIO15 / SDo0
46
PIO16 / SDo1
47
PIO17 / SDo2
48
PIO18 / LRCKo
49
PIO19 / BCKo
50
PIO20 / Cko
51
DVDD12
52
DAO1 (R_R-CH)
53
DVSS12
54
DAO2 (F_R-CH)
55
DVREF
56
DVDD34
57
DAO3 (F_L-CH)
58
DVSS34
59
DAO4 (R_L-CH)
60
DVDD5
61
DAO5 (SUB-CH)
62
DVSS5
63
VDD1-3
64
VSS-2
65
XVSS3
66
XI
67
XO
68
XVDD3
69
ADVDD3
70
ADIN1 (IN_L-CH)
71
ADVREFL
72
ADVCM
73
ADVREFH
74
ADIN2 (IN_R-CH)
75
ADVSS3
76
MS
77
BUS0
78
BUS1
79
BUS2/So
80
BUS3/Si
81
BUCK/SCL
82
/CCE
83
VDD3-2
84
VSS-3
85
/RST
86
VDD1-4
87
DEC_REQ
88
BSIF_REQ
89
BSIF_GATE
90
BSIF_DATA
91
BSIF_BCK
92
BSIF_LRCK
93
DEC_XMUTE
94
ZDET
95
CD-MON0 / SP_DATA
96
CD-MON1 / SP_CLK
97
TEST
98
PDO
99
TMAX
100
LPFN
TP721
0
FB719
TP722
AU_RR_CH
R730
100k
2200p
C789
4V
47
C712
10k
R727
0.1
C724
0.1
C767
BU_GND
0.01
C777
330
R721
100
R745
3300p
C727
TP735
TP732
0.01
C766
2SA1365-T112-1EF
Q710
LD DRIVE
JL728
1k
R738
330k
R744
TP781
3300p
C729
AU_RL_CH
TP741
0
R732
0
FB721
TP761
0
R748
1k
R710
470p
C715
3300p
C726
0.1
C739
3300p
C728
0.01
C779
TP737
2.7k
R724
0.1
C783
10k
R726
TP718
AU_SUB_CH
BU_3.3V
R728
100k
0
FB751
1000p
C756
USB_GND
47k
R742
150p
C741
0
R747
0
R715
27p
C734
0.1
C787
0.1
C722
0.1
C735
0.1
C786
1000p
C685
JL726
5600p
C719
150p
C743
0.1
C717
JL729
A_GND
AU_IN_RCH
1k
R739
R764
0
TP739
R729
100k
TP723
10
R711
3.3
R712
AU_FR_CH
AU_FL_CH
0.1
C778
16.934MHz
X701
SYS_RST
AU_GND
JL700
JL701
JL702
JL703
JL704
JL705
JL706
JL707
JL708
JL709
JL710
JL711
JL712
JL713
JL714
JL715
JL716
JL717
JL718
JL719
JL720
JL721
JL722
JL723
JL724
JL725
JL730
0
R765
0
R699
R731
100k
1000p
C686
C732
1000p
35V
4.7
C750
35V
4.7
C751
35V
4.7
C752
35V
4.7
C753
FB724
FB782
5600p
C780
0.047
C713
0.047
C714
2.2
C737
2.2
C738
2.2
C754
0
R766
0.1
C792
2.2
C744
2.2
C742
2.2
C746
0.1
C701
0.1
C711
0.1
C733
0.1
C760
0.1
C761
0.1
C776
0.1
C781
28P
CN700
1
SP
3
SL
5
SELF
7
DRV_ON
9
LOAD
11
EJECT
13
L_SW
15
IN_SW
17
D_SW
19
BU_GND
21
DRV_GND
23
DRV_GND
25
DRV_6V
27
DRV_6V
14
OP_GND
16
1/2VCC
18
OP_VCC
20
E
22
F
24
A
26
C
28
B
OP_GND
2
4
TRACK
6
FOCUS
8
DRV_VREF
10
LD
12
PD
22
23
24
25
26
27
28
29
23
24
25
26
27
28
29
30
31
32
33
34
33
34
35
36
37
38
39
40
42
43
41
BUS7
BUS8
BUS9
SA_DATA
SA_CLK
EJECT
LOAD
DRV_ON
LOAD
DRV_ON
D_SW
IN_SW
L_SW
IN_SW
L_SW
SELF
TE
FE/SBAD
VC
RFAC
RFO
IOP+
IOP-
DIGITAL SIGNAL PROCESSOR
OPTICAL
PICK-UP
BLOCK
(DAX-25A)
• See page 23 for Waveforms. • See page 39 for IC Pin Function Description of IC701.
4-8. SCHEMATIC DIAGRAM – MAIN Section (4/5) –
(Page 28)
(Page 30)
(Page 26)
Note 1: When the SERVO board is defective,
exchange the complete mounted board.
(Refer to Note 3)
(Refer to Note 3)
Note 2: When the SENSOR board is defective, exchange the MECHANICAL
BLOCK (Z) ASSY 08 (Former type) or MECHANICAL BLOCK
(11CA) ASSY (New type). (Refer to Note 3)
(11CA) ASSY (New type). (Refer to Note 3)
Note 3: As for the mechanism deck (MG-101CA-188) carried in this unit, component parts have been
changed from the midway of production. When you perform repair exchange of the mechanism deck
(MG-101CA-188), refer to “ABOUT THE MG-101CA-188 OF FORMER AND NEW” on page 6.
(MG-101CA-188), refer to “ABOUT THE MG-101CA-188 OF FORMER AND NEW” on page 6.
Ver. 1.4
Note 4: C741, C743 and C745 have
been deleted in the midway
of production.
of production.
CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE
CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE
30
30
D
A
9
G
C
1
7
2
10
J
H
6
4
B
E
8
5
F
I
3
MAIN
7
BOARD
(4/5)
MAIN
4
BOARD
(2/5)
3
IC B/D
0
0
0
0
0
0
0
0
3.3
0
0
3.2
0
0
3.3
1.6
0
1.4
3.3
0
3.3
3.3
3.2
3.2
0
0
3
0
3
3.3
2.7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3.3
3.3
3.3
3.3
3.3
3.3
0
0
0
0
0
0
0
0
0
3.1
0
3.3
3.3
3.3
0
3.3
3.3
0
3.3
0
3.3
3.3
0
0
3.3
3.3
3.3
0
0
0
3.3
3.2
3.3
3.2
3.2
2.8
3.2
0
1.5
3.3
1.5
3.3
3.3
0
3.3
IC681
IC601
MAIN BOARD (5/5)
R688
0
100
R629
10k
R639
100
R600
1M
R668
100
R644
100
R646
2.2
C689
0
FB695
33k
R691
R607
100k
NJM2878F3-15 (TE2)
IC682
CE
GND
NC
VOUT
VDD
100
R647
100
R621
TP682
47k
R613
10k
R622
TP632
1k
R620
R669
0
0.01
C605
10k
R642
R625
100k
TP695
100
R601
100
R602
100
R661
0.1
C608
TP633
10k
R667
10p
C614
5
4
3
2
2
1
5
4
3
2
1
2
1
NJM2878F3-15 (TE2)
IC681
CE
GND
NC
VOUT
VDD
100k
R606
100
R649
33k
R637
TP634
2.2
C688
1k
R617
0
FB610
TP635
0
R697
33k
R638
0.1
C616
100
R603
100
R604
100
R645
1k
R619
TP342
1k
R618
0
FB696
30k
R690
0
R692
10k
R614
1k
R615
0
R693
0.1
C613
TP696
0
R689
0
FB698
10p
C615
100k
R605
R685
0
0.01
C607
0.01
C606
100
R648
100k
R676
TP333
1k
R616
0
FB694
100k
R675
5P
CN601
1
VCC
2
SYS_RST
3
SWCLK
4
SWDIO
5
GND
12MHz
X601
1
2
USB_D+
USB_D-
A_ATT
Z_MUTE
VBUS_ON
CD_ON
CDM_ON
TXD
RXD
USB_D-
A_ATT
Z_MUTE
VBUS_ON
CD_ON
CDM_ON
TXD
RXD
WAKE_UP
SA_CLK
BU_IN
EJECT_OK
SA_DATA
TP641
TP640
TP640
TP642
TP643
R695
0
100k
R643
TP644
100k
R655
100k
R656
100k
R654
100k
R653
100k
R652
C687
1
C690
1
C610
1000p
FB611
FB612
JL731
M321FEFG-7KN3 (SY
IC601
1 AVSS
2 VREFH
3 RESET
4 MODE
5 OPEN_REQ
6 EJECT_OK
7 NC
8 WAKEUP
9 NC
10 NC
11 NC
12 BU_IN
13 DVSS
14 NC
15 CD_ZDET
16 DEC_XMUTE
17 DEC_LRCK
18 DEC_BCK
19 DEC_DATA
20 DEC_GATE
21 DEC_REQ
22 CD_SO
23 CD_SI
24 CD_SCLK
25 MEC_SELFSW
2 VREFH
3 RESET
4 MODE
5 OPEN_REQ
6 EJECT_OK
7 NC
8 WAKEUP
9 NC
10 NC
11 NC
12 BU_IN
13 DVSS
14 NC
15 CD_ZDET
16 DEC_XMUTE
17 DEC_LRCK
18 DEC_BCK
19 DEC_DATA
20 DEC_GATE
21 DEC_REQ
22 CD_SO
23 CD_SI
24 CD_SCLK
25 MEC_SELFSW
26
NC
27
DEC_INT
28
CD_XRST
29
CD_XCCE
30
NC
31
NC
32
Z/Y_CHECK
33
DVCC3
34
DVSS
35
DR
V_ON
36
MEC_LOAD
37
MEC_EJECT
38
DEC_SSTBY
39
MEC_LIMIT
40
MEC_INSW
41
MEC_DSW
42
NC
43
NC
44
XLINE
45
XINIT0
46
FE/SBAD_SEL
47
Z/Y_SEL
48
NC
49
MECON_CHECK
50
CDON_CHECK
51
A-ATT
52
MECON
53
CDON
54
ZMUTE
55
TxD
56
RxD
57
NC
58
NC
59
DVCC3
60
DVSS
61
SWDIO
62
SWCLK
63
TRACECLK
64
TRACEDATA0
65
TRACEDATA1
66
TRACEDATA2
67
TRACEDATA3
68
CP_SDA
69
CP_SCL
70
NC
71
CP_RESET
72
CPON
73
CDON_15V
74
VBUS_ON
75
NC
76
REGVCC3
77
XT1
78
XT2
79
CVCC3
80
X1
81
CVSS
82
X2
83
DVCC3
84
DVSS
85
USB+
86
USB-
87
NMI
88
TEST
89
TEST
90
NC
91
NC
92
AVCC3
93
NC
94
NC
95
NC
96
NC
97
NC
98
NC
99
NC
100
NC
JL732
JL733
JL733
0
R623
4.7
R671
4.7
R672
15k
R673
15k
R674
0.1
C601
0.1
C609
0.1
C612
0.1
C617
0.1
C683
R636
4.7k
22
23
24
25
26
27
28
29
25
26
27
28
29
30
31
32
33
34
32
33
34
35
36
37
38
39
40
42
43
41
BUS7
BUS8
BUS9
DR
V_ON
CD_ON
Z_MUTE
CDM_ON
SELF
D_SW
L_SW
IN_SW
VBUS_ON
USB_D+
A_ATT
Z_MUTE
VBUS_ON
CD_ON
CDM_ON
Z_MUTE
VBUS_ON
CD_ON
CDM_ON
RXD
TXD
SA_DATA
SA_CLK
EJECT_OK
WAKE_UP
BU_IN
SA_CLK
EJECT_OK
WAKE_UP
BU_IN
USB_D-
RXD
TXD
TXD
LOAD
EJECT
USB_D+
USB_D-
EJECT_OK
BU_IN
W
AKE_UP
A_ATT
IC682
+1.5V REG
+1.5V REG
CD SERVO, USB CONTROL
• See page 23 for Waveforms. • See page 36 for IC Block Diagrams. • See page 42 for IC Pin Function Description of IC601.
4-9. SCHEMATIC DIAGRAM – MAIN Section (5/5) –
(Page 27)
(Page 29)
Note: CN601 has been deleted in
the midway of production.
Ver. 1.4
CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE
CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE
31
31
1
A
B
C
D
E
F
G
H
I
2
3
4
5
6
7
8
9
10
11
12
13
14
IC901
IC902
1
52
LSW905
LSW906
LSW907
LSW908
LSW909
LSW910
LSW911
LSW912
LCD901
LIQUID CRYSTAL DISPLAY PANEL
LED901
LED932
LED934
LED936
LED938
LED940
LED942
LED944
LED946
LED950
LED952
LED954
R903
R920
R921
R946
R952
R954
LED901
(LCD BACK LIGHT)
LED946,S901
Z
LED952,S907
MODE
RE901
PUSH ENTER/SELECT
J901
AUX
AUX
CN902
(USB)
LED938,940,942
(ILLUMINATION)
LSW911
1
/ALBUM V
2
/ALBUM v
LSW910
6
/PAUSE
LSW906
DSPL
/ SCRL
LSW905
LSW909
3
/REP
LSW908
4
/SHUF
LSW907
5
/ZAP
S901
S902
S903
LED936,S903
SEEK +
>
M
LED950,S902
SOURCE
/ OFF
LED932,S904
LED954,S906
LED933,934,S905
m
.
SEEK -
S904
S905
S906
S907
R970
R980
R982
R984
R990
Barcode
1
2
19
20
1
16
17
32
33
48
49
64
Q901
Q903
IFM1
IFM2
IFM3
IFM4
IFM6
FB901
FB902
FB903
R901
R902
R904
R905
R906
R907
R908
R909
R910
R915
R916
R917
R918
R919
CN901
R922
R923
R924
R925
R926
R927
C901
C902
C903
R940
C904
R942
C906
R944
C909
R948
C910
C911
C912
R950
C915
C916
R956
R958
R966
R968
R972
R974
R976
R986
R988
R991
R992
R993
R994
R995
R996
R997
R998
R999
D901
D902
D911
D912
D916
RE901
IC902
CN902
J901
A
MAIN BOARD
CN102
KEY BOARD (SIDE A)
KEY BOARD (SIDE B)
1-884-821-
(11)
11
1-884-821-
(11)
11
LSW912
AF/TA/ PTY
(AEP, RU, UK)
PTY
(EXCEPT AEP, RU, UK)
•
: Uses unleaded solder.
4-10. PRINTED WIRING BOARD – KEY Section –
(Page 25)
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.
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.
CHANGE OF THE LCD DRIVER IC (IC901) ON THE KEY BOARD” on page 7.
CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE
CDX-GT40U/GT40UW/GT42UE/GT44U/GT45U/GT47UE
32
32
D
A
9
11
G
C
1
7
2
10
H
13
6
4
B
E
8
5
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
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
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
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
3
1
2
4
5
6
3
1
2
4
5
6
3
1
2
4
5
6
LSW906
LSW907
LSW908
LSW909
LSW910
LSW911
LSW912
1k
R998
RKZ6.8B2KGP1
D916
RKZ6.8B2KGP1
D912
RKZ6.8B2KGP1
D91
1
RT6N140C-TP-1
Q903
R944
R942
0
0
R905
LED954
LED950
LED952
LED946
LED942
LED944
LED938
LED940
LED934
LED936
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
1
2
3
4
2
3
4
4P
CN902
RE901
R970
0
R976
DA2J10100L
D901
470
R915
C910
18p
C909
18p
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
17
18
19
20
21
22
29
28
27
26
25
24
23
28
27
26
25
24
23
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
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
SEG1
1
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
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
C91
1
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[1
1]
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[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
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
3
1
2
4
5
6
3
1
2
4
5
6
3
1
2
4
5
6
3
1
2
4
5
6
3
1
2
4
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.
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.
CHANGE OF THE LCD DRIVER IC (IC901) ON THE KEY BOARD” on page 7.
Click on the first or last page to see other CDX-GT40U / CDX-GT40UW / CDX-GT42UE / CDX-GT44U / CDX-GT45U / CDX-GT47UE service manuals if exist.