3. TROUBLE SHOOTING
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Only for training and service purposes
LGE Internal Use Only
3.16.3 Proximity
APDS-9130-200 is Proximity sensor.
Proximity Sensor is worked as below:
Send Key click -> Phone number click -> Call connected -> Object moved at the sensor -> Control the screen’s on/o
operation automatically
START
Send Key click
& Phone number click
& Call connected
Check a rubber cap.
Object moved at the
Proximity sensor
End
Change the main board
End
End
Function is OK?
LCD o?
Output work well?
No
No
No
Yes
Yes
Yes
Check +3V0_VREG_L17(TP1)
& I2C_Sensor_SDA & SCL
& PROX_AMBIENT_INT_N
Change the Proximity Sensor
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