Schematic Diagram -Key Section - Sony CDX-GT590UI Service Manual

4-8. SCHEMATIC DIAGRAM – KEY Section –
1 2
KEY BOARD
A
CN901
20P
GND 1
USB_VBUS 2
GND 3
USB_GND 4
KEY_GND 5
B
USB_D+ 6
AUX_LCH 7
USB_D- 8
KEY1 9
MAIN
AUX_RCH 10
BOARD A
(3/3) RE1 11
CN403
AUX_GND 12
(Page 19)
RE0 13
KEY0 14
LCD_CE 15
C
SIRCS 16
LCD_CLK 17
LCD_DATA 18
ILL_+B 19
PANEL(NOSE_SW) 20
D
R945 L901 R946
10
3 4
E
CN902
1 2
6P
5
CN902
VBUS-USB
D–
D+
GND-USB
(USB)
6
F
JACK BOARD
FB902
W003 W005
G
FB901
J901
W001 W004
AUX
FB903
W002 W006
H
I
J
CDX-GT590UI/GT595UI
3 4 5
C912
0.1
AUX_LCH
AUX_RCH
AUX_GND
D910
CE
MAZ8068GMLS0
CLK
D906
DATA
MAZ8180GMLS0
R983 R989
680 560
R984 R990
680 560
R985 R991
1k 680
R899
VDR901 470
R900
470
VDR900
10
R942
470
R943
470
R948
470
R952 R958
470 470
AUX_RCH
R949 R953 R959
470 470 470
AUX_LCH
AUX_GND
R918
0
R919
0
6 7 8 9
R907
150
IC902
R905
R906
100
150
5 3 1
REMOTE CONTROL
SIGNAL RECEIVER
5.1 1
VCC
6 4 2 5 3
OUT
R962 R928
180 820
5 3 1
R904
R920
S901
820
6 4 2
R929
1k
5 3 1
D902
R921 C906
S902
1k MAZ8051GMLS0 0.1
SOURCE/OFF
6 4 2
R963 R930
180 1k
R922 LED901
S903 NESW505CT-AST
1k
(LCD BACK LIGHT)
/SEEK+
R908
220
5 3 1
R909
R923
S904 220
1.2k
R910
6 4 2 220
R931
1.2k
0.3
R924
S905
1.5k
R911
SEEK–/
5 3 1
1.2k
6 4 2
R925
S906
1.8k
R998
R966 R932
0
180 1.5k
5 3 1
R926
S907
2.2k
ZAP
6 4 2
R967 R933
R914
180 1.8k
0
5 3 1
6 4 2
R974
680
LED924,925,928,929
R970 R934
(RING ILLUMINATOR)
180 2.2k R975
680
5 3 1
R976
680
R977
6 4 2
680
0.3
R971 R935
180 3.3k 5.1
RE901
ROTARY
ENCODER 5 3 1 Q907
RT1N140C-TP-1
PUSH ENTER/
LED DRIVER
R999 SELECT
0
(VOLUME)
6 4 2
52 51 50 49 48 47 46 45 44 43 42
21 21
10 11 12
48 47 46 45 44 43 42 41 40 39
S[4]
2.6
IC902
49
SEG4
RS-470
S[3] 2.6
50 SEG3
COM[4] 2.6
51 COM4
2 COM[3] 2.6
GND1
52 COM3
4 COM[2] 2.6
GND2
53 COM2
COM[1] 2.6
54 COM1
S[2] 2.6 IC901
55 SEG2
5.1
56
VDD IC901
C902 0.1 3.4 LC75829PWH-US-H
57
C903 VDD1
LCD DRIVER,LED CONTROL
1.8
1M 0.1
58
VDD2
C901 0.1
59
VSS
S[1]
2.6
60 SEG52
2.6
61 INH
CE R915 100 0.3
62 LCD_CE
CLK R916 100 3.2 BACK-LIGHT
63 LCD_CLK
C904
DATA R917 100 3.1
0.47
64 LCD_DATA
C911 C909
100p 100p
C910
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
100p
Q901
RT1N140C-TP-1
LCD BACK LIGHT
DIMMER CONTROL
5.1
41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12
LCD901 LIQUID CRYSTAL DISPLAY PANEL
CDX-GT590UI/GT595UI
13
38 37 36 35 34 33
S[21]
2.6
32
SEG21
2.6 S[22]
SEG22 31
2.6 S[23]
SEG23 30
2.6 S[24]
SEG24 29
2.6 S[25]
SEG25 28
2.6 S[26]
SEG26 27
2.6 S[27]
SEG27 26
2.6 S[28]
25
SEG28
2.6 S[29]
24
SEG29
S[30]
2.6
23
SEG30
S[31]
2.6
22
SEG31
S[32]
2.6
21
SEG32
2.6 S[33]
SEG33 20
2.6 S[34]
SEG34 19
2.6 S[35]
SEG35 18
2.6 S[36]
SEG36 17
11 10 9 8 7 6 5 4 3 2 1