Proximity Sensor On/Off Ts - LG -E445 Service Manual

4.10 Proximity Sensor on/off TS

Proximity Sensor is worked as below:
Send Key click -> Phone number click -> Call connected -> Object moved at the sensor -> Control the screen's on/off
operation automatically
Send Key click & Phone number click
Object moved at the Proximity sensor
Check +3V0_SENSOR_MTK( C605 )
LGE Internal Use Only
START
& Call connected
LCD off?
No
& I2C_SENSOR_SDA & SCL
& PROX__INT
Output work well?
No
Change the main board
Function is OK?
Yes
Yes
Yes
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4. TROUBLE SHOOTING
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