LG KE590 Service Manual page 124

7. CIRCUIT DIAGRAM
1 2 3
LCD CONNECTOR
XF2B-3545-31A-P
DP_28
A
MLED
LED_CA1
LED_CA2
LED_CA3
FL100 ICVE10184E070R100FR
LCD_ID
1 9
E_DATA(15) INOUT_A1 INOUT_B1
2 8
E_DATA(14)
INOUT_A2 INOUT_B2
3 7
E_DATA(13) INOUT_A3 INOUT_B3
4 6
E_DATA(12)
INOUT_A4 INOUT_B4
FL101 ICVE10184E070R100FR
1 9
E_DATA(11)
INOUT_A1 INOUT_B1
2 8
E_DATA(10) INOUT_A2 INOUT_B2
3 7
E_DATA(9)
INOUT_A3 INOUT_B3
B
4 6
E_DATA(8) INOUT_A4 INOUT_B4
DP_28
DIF_RD
TP100
DIF_VSYNC
R106 NA IF2
IF1
C100 C101
18p 0.1u
C
DISPLAY PART POWER
VBAT DP_28
U102 R1114D281D-TR-F
1 3
VDD VOUT
4 2
NC GND1
6 5
DP_PWON CE GND2 C106
1uF
R116
C107
1uF
100K
D
C108
C109 C110
1uF 1uF 1uF
VBAT
4 3
VIN VOUT_FL
13
C113
VOUT_BL
2.2u
9
GND
17
PGND
8
D1
R118 1.5K
16 7
FLASH_EN EN_FLSH D2
6
D3
R119 330
10 5
LCD_BL_EN EN_SET D4
E
C114
U104 27p
R121
AAT2805IXN-4.5-T1
100K
CHARGE PUMP
3LED(60mA) + FLASH(300mA)
1 2
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4 5
VBAT
CN101
1
R100 R101 R102 R103
2
10 10 10 10
3
4
5
6
LD100 LD101 LD102
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
FL102 ICVE10184E070R100FR
27
1 9
28 INOUT_A1 INOUT_B1 DIF_WR
2 8
29 DIF_ADS
INOUT_A2 INOUT_B2
3 7 CAMERA PART POWER
30 INOUT_A3 INOUT_B3 MAIN_CS
4 6
31 INOUT_A4 INOUT_B4 DIF_RESET
32
33
VBAT
34
35
U100
VA100 1
CAM_PWON
STBY
ICVL0518400V500FR 2
GND
3
VIN
R108
C102
100K
1uF
VBAT
U101 R1114D281D-TR-F
1
VDD VOUT
4
NC GND1
6
VCAM28_EN CE GND2
R110
C105
1uF
100K
VBAT
U103 BH18PB1WHFV
1
VCAM18_EN STBY
2
GND BGND
3
R117
VIN VOUT
100K
C111
1uF
FB100
FLASH_LED
FB101
MLED
LED_CA1
LED_CA2
LED_CA3
C115 C116 C117
1uF 1uF 27p
3 4 5
6 7
OJ100 OJ101
LD103
R104 0
LED_ABC
VCAM_28
VCAM_18
KEYPAD
VCAM_CORE_15
BH15LB1WHFV
5
NC
6
BGND
4
VOUT
R107
C103 KBR(4)
1uF 150
VA101
EVLC5S02100
VCAM_28 R109
KBR(5)
150
3
2 VA102
5
EVLC5S02100
C104
1uF
R111 150
KBC(0)
R112 150
KBC(1)
R113 150
KBC(2)
R114 150
KBC(3)
R115 150
KBC(4)
VCAM_18
5
SEL
6
4
C112 EVLC5S02100 EVLC5S02100
1uF EVLC5S02100 EVLC5S02100 EVLC5S02100
- 125 -
8 9 10
VBAT
CN100
51 52
1 50
2 49
3 48
4 47
5 46
6 45
VCAM28_EN
7 44
LED_ABC
8 43
9 42
VCAM18_EN E_DATA(8)
10 41
DP_PWON E_DATA(9)
11 40
E_DATA(10)
12 39
FLASH_EN E_DATA(11)
13 38
LCD_BL_EN E_DATA(12)
14 37
DIF_WR E_DATA(13)
15 36
DIF_ADS E_DATA(14)
16 35
MAIN_CS E_DATA(15)
17 34
DIF_RESET
18 33
DIF_VSYNC KBR(4)
19 32
DIF_RD KBR(5)
20 31
LCD_ID KBC(0)
VCAM_CORE_15 21 30
FLASH_LED KBC(1)
22 29
KBC(2)
23 28
KBC(3)
24 27
KBC(4)
25 26
CAM_PWON
53 54
S_UP S_DOWN S_OK S_LEFT S_RIGHT
S_MENU100 S_MENU101 SEND CLR
LGMC
LGE Internal Use Only
A
B
C
D