LG D337 - Page 111

4. DOWNLOAD
- 111 -
Copyright © 2014 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
4.TroubleShooting
VIO: TP1 (C7001)
VCI: TP2 (R10002)
MIPI_CLK: TP4
(FL7001)
MIPI_DATA: TP3
(FL7000)
LEDA: TP5
(U4400)
LEDA: TP5
(U4400)
VIO: TP1 (C7001)
VCI: TP2 (R10002)
MIPI_CLK: TP4
(FL7001)
MIPI_DATA: TP3
(FL7000)
- 40 -
D7502
2
1
D7501 2
1
P3
P2
P4P1
P6
P5
FL7001
5
6
1 4
2 3
VA7008 VA7009
2
1
VA7000
2
1
VA7001
2
1
VA7002
2
1
VA7003
2
1
CN7000
1615
1714
1813
1912
2011
2110
229
238
247
256
265
274
283
292
301
-5V5_DDVDL
+5V5_DDVDH
C7001
1u
1
2
+1V8_MTK_LCD_IO
C7003
1u
1
2
C7002
1u
1
2
+2V8_MTK_LCD_VCC
LCD_MIPI_CLK_P
LCD_MIPI_DATA0_P
LCD_MIPI_DATA0_N
LCD_MIPI_DATA1_N
LCD_MIPI_DATA1_P
LCD_MIPI_CLK_N
PMIC_LED_C1
PMIC_LED_A
LCD_PWM
LCD_RESET_N
LCD_MAKER_ID
LCD_VSYNC
PMIC_LED_C2
Note1 0416_protect from inrush current
< 7-1-7-3-1_LCD_5_0inch HD >
FL7000
510
9
4
8
3 7
2
6
1
+2V8_EXT_LDO_LCD_VCC
R10002
DNI
2
1
FB10001
1
2
600
VBAT
CAM0_I2C_SCL
CAM0_I2C_SDA
FLASH_LED_OUT_P
PMIC_LED_C1
LCD_BL_EN
FLASH_LED_EN
PMIC_LED_A
LCD_PWM
PMIC_LED_C2
FLASH_LTD
Width : 0.3mm
0.3mm
LCD B/L Booster + Camera Flash
U4400
B4
C1
A3A4
E3
D3
E2
E1
B3
B2
A1
D2
A2
E4
B1D4
D1
C4
C3
C2
TX
STROBE
VIN
BLED1
PWM FLED2
SWB
OUTF1
SCL
FLED1
OUTF2
SWF2
BLED2
OVP
SDA
GND3
GND1
SWF1
EN
GND2
LM3639
FB4401
600
1 2
C4401
1u
1
2
R4403 100K
1
R4404 100K
1
D4400
21
1u
L4401
C4400
10u
C4402 10u
L4400
2
1
10U
4.TroubleShooting
VIO: TP1 (C7001)
VCI: TP2 (R10002)
MIPI_CLK: TP4
(FL7001)
MIPI_DATA: TP3
(FL7000)
LEDA: TP5
(U4400)
LEDA: TP5
(U4400)
VIO: TP1 (C7001)
VCI: TP2 (R10002)
MIPI_CLK: TP4
(FL7001)
MIPI_DATA: TP3
(FL7000)
- 40 -
VIO: TP1 (C7001)
VIO: TP1 (C7001)
MIPI_CLK: TP4
(FL7001)
MIPI_DATA: TP3
(FL7000)
LEDA: TP5 (U4400)