Proximity Sensor On/Off Ts - LG -D295 Service Manual

3.13 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
LGE Internal Use Only
START
Send Key click
& Phone number click
& Call connected
Object moved at the
Proximity sensor
LCD off?
No
Check +2V85_VERG_L19( C8400 )
& I2C_SENSOR_SDA & SCL
& PROX__INT
Output work well?
No
Change the main board
Function is OK?
- 135 -
3. TROUBLE SHOOTING
Yes
END
Yes
END
Yes
END
Copyright © 2014 LG Electronics. Inc. All right reserved.
Only for training and service purposes