LG -E455 Service Manual page 160

+1V8_LCD_VIO_MTK
+2V8_LCD_VCI_MTK
LGD : LOW
VCI: TP1 (C474)
LCD_MAKER_ID
VA408
DNI_VARISTER_1005
C431 C473 C432
2.2u 39p 2.2u
VIO: TP2 (C473)
LCD B/L Booster + Camera Flash
LCD_BL_EN
I2C_COMMON_SCL
I2C_COMMON_SDA
FLASH_EN
FLASH_LTD
LCD_PWM
LGE Internal Use Only
4.0" MIPI LCD
width>0.35m
LEDA
LED_C1
LED_C2
LCD_PWM
C474
39p LCD_RESET_N
LCD_VSYNC
VBATT
L403
C428
1u
10u
C4
VIN
C1
EN
D2
SCL
D3
SDA
C3
STROBE
C2
TX
D4
PWM
MIPI_CLK: TP3 (FL404)
CN403
24 1
23 2
22 3
21 4
FL404
20 5
3 2
P3 P2
19 6 4 1
P4 P1
18 7
17 8
16 9
15 10
14 11
13 12
Width : 0.3mm
L402
D400
10u
C429
1u
LED_OUT: TP5 (C429)
E2
OVP
C468 10u
A2
OUTF1
B2
OUTF2
U404
Width : 0.3mm
D1
BLED1
LED_C1
Width : 0.3mm
E1
BLED2
LED_C2
A1
FLED1
B1
FLED2
- 160 - Copyright © 2013 LG Electronics. Inc. All right reserved.
4. TROUBLE SHOOTING
MIPI_DATA: TP4 (FL403)
1 8
P1 P8
2 7
LCD_MIPI_CLK_N
P2 P7
3 6
P3 P6
LCD_MIPI_CLK_P
4 5
P4 P5
FL403
LEDA
CN404
1
HJ-BCT-02Y
CN405
1
HJ-BCT-02Y
Only for training and service purposes
LCD_MIPI_DATA0_N
LCD_MIPI_DATA0_P
LCD_MIPI_DATA1_N
LCD_MIPI_DATA1_P