3. TROUBLE SHOOTING
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Only for training and service purposes
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3.15 Proximity Sensor on/off Trouble Shooting
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
END
END
Send Key click & Phone number click
& Call connected
Object moved at the Proximity sensor
Change the main board
LCD off?
Function is OK?
No
Yes
Yes
START