LG KP175 - Page 58

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Only for training and service purposes
4. TROUBLE SHOOTING
- 59 -
ENQY 0013901
LCD CONNECTOR
100ohm 15pF
DNIR?
1u
C307
INOUT_B4
6
FL303 ICVE10184E150R101FR
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
2V8_MV
1u
C306
100ohm
R315
DNI
C706
B6
14
B7
15
16
B8
17
GND1
18
GND2
FL305 ICVE32188E150R101FR
1
A1
A2
2
A3
3
4
A4
A5
5
6
A6
A7
7
A8
8
9
B1
B2
10
11
B3
12
B4
B5
13
1V8_VCAM
R311
00
R310
20K
R314
A3
3
4
A4
A5
5
6
A6
A7
7
A8
8
9
B1
B2
10
11
B3
12
B4
B5
13
B6
14
B7
15
16
B8
17
GND1
18
GND2
FL304 ICVE32188E150R101FR
1
A1
A2
2
C305
4
5
6
7
8
9
1u
21
22
23
24
25
26
27
28
29
3
30
31
32
33
34
35
1
10
11
12
13
14
15
16
17
18
19
2
20
CN301
8
VOUT1
VOUT2
7
R305
100K
EN1
2
3
EN2
5
GNDNC1
4
6
NC2
9
PGND
1
VIN
U300
RT9011-MGPQW
C318
1u
VBAT
100ohm
R316
L_DATAOUT02
L_DATAOUT03
LCD_WR
L_MAIN_LCD_CS
LCD_RS
LCD_RD
2V8_VEXT
2V8_MV
LCD_IF_MODE_0
LCD_IF_MODE_1
L_DATA14
L_DATA15
L_DATA12
L_DATA13
L_DATA10
L_DATA11
L_DATA08
L_DATA09
L_DATA06
L_DATA07
L_DATA04
L_DATA05
L_DATA02
L_DATA03
L_DATA00
L_DATA01
L_DATAOUT06
L_DATAOUT07
L_DATAOUT04
L_DATAOUT05
L_DATAOUT00
L_DATAOUT01
L_DATAOUT00
L_DATAOUT01
L_DATAOUT02
L_DATAOUT03
L_DATAOUT04
L_DATAOUT05
L_DATAOUT06
L_DATAOUT07
L_DATAOUT08
L_DATAOUT09
L_DATAOUT10
L_DATAOUT11
L_DATAOUT12
L_DATAOUT13
L_DATAOUT14
L_DATAOUT15
VSYNC
L_MAIN_LCD_CS_OUT
LCD_WR_OUT
LCD_RD_OUT
LCD_RS_OUT
LCD_RESET_OUT
LCD_ID
MLED2
MLED1
L_DATAOUT15
L_DATAOUT14
L_DATAOUT13
L_DATAOUT12
L_DATAOUT11
L_DATAOUT10
L_DATAOUT09
L_DATAOUT08
LCD_RD_OUT
LCD_WR_OUT
LCD_RS_OUT
L_MAIN_LCD_CS_OUT
LCD_RESET_OUT
VSYNC
MLED
VSYNCOUT
LCD_RESET
LCD_IF_MODE_1
LCD_IF_MODE_0
CIRCUIT