LG LG-V909DW - Page 115

4. TROUBLE SHOOTING
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U1600 BH1721FVC
Ambient Light Sensor
AMBIENT_3V3
1u
C1602
AMBIENT_3V3
U1600
BH1721FVC
43
2
51
VCC
SCL
GND
SDA DVI
2061R
K001
AMBIENT_RST
SENSOR_I2C_SDA
SENSOR_I2C_SCL
TP1 (AMB_3.3V)
TP2 (I2C Clock