LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
5. Trouble shooting
- 72 -
5.4 LCD display trouble
Check Points
-LCD assembly status ( LCD FPCB, Connector on FPCB)
-EMI filter soldering
-Connector combination
Check the connection LCD FPCB connector
Check signal flow via EMI filter
The LCD backlight enable signal
(SUB PCB)
Socket
MAIN To FPCB Connector
ICVE10054E250R201FR
FL402
5
G1
10
G2
1
INOUT_A1
INOUT_A2
2
3
INOUT_A3
INOUT_A4
4
INOUT_B1
9
8
INOUT_B2
INOUT_B3
7
6
INOUT_B4
VBAT
3
4
INOUT_A4
9
INOUT_B1
INOUT_B2
8
7
INOUT_B3
INOUT_B4
6
FL404
ICVE10054E250R201FR
G1
5
G2
10
INOUT_A1
1
2
INOUT_A2
INOUT_A3
G1
5
G2
10
INOUT_A1
1
2
INOUT_A2
INOUT_A3
3
4
INOUT_A4
9
INOUT_B1
INOUT_B2
8
7
INOUT_B3
INOUT_B4
6
FL403
ICVE10184E150R101FR
C412
27p
C408
27p
C410
27p
C411
27p
C406
27p
27p
C
409
27p
C
407
2V62_VIO
6
FL400
ICVE10054E250R201FR
G1
5
G2
10
INOUT_A1
1
2
INOUT_A2
INOUT_A3
3
4
INOUT_A4
9
INOUT_B1
INOUT_B2
8
7
INOUT_B3
INOUT_B4
C405
27p
ICVE10054E250R201FR
FL401
5
G1
10
G2
1
INOUT_A1
INOUT_A2
2
3
INOUT_A3
INOUT_A4
4
INOUT_B1
9
8
INOUT_B2
INOUT_B3
7
6
INOUT_B4
2V8_VVIB
27
28
29
30
31
32
33
34
35
36
37
38
39
22
40
23
24
25
26
14
15
16
17
18
19
2
20
3
4
5
6
7
8
9
21
CN400
1
10
11
12
13
KEY_COL7
KEY_COL6
KEY_COL5
KEY_ROW6
KEY_ROW5
KEY_ROW4
SUB_KEY_BL
KEY_COL4
END_KEY
RCV_P
RCV_N
DIF_WR
DIF_RD
DIF_D(7)
DIF_D(6)
DIF_D(5)
DIF_D(4)
DIF_VSYNC
DIF_RESET
LCD_ID
IF_MODE3
TOUCH_SCL
DBB_BL_PWM
TOUCH_SDA
TOUCH_INT
DIF_D(3)
DIF_D(2)
DIF_D(1)
DIF_D(0)
DIF_CS
DIF_CD
Содержание GT360
Страница 1: ...Service Manual Model KS360 Service Manual KS360 Date August 2008 Issue 1 0 Internal Use Only ...
Страница 115: ... 116 LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 137: ...LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes 138 ...
Страница 161: ...Note ...
Страница 162: ...Note ...