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4. TROUBLE SHOOTING
4.16 Proximity Sensor on/off trouble
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
Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Send Key cl ick. Phone call
Obj ect mov ed at th e Pro ximit y Sensor
LCD on/off?
No
Start
End
Yes
NO
Change the Main Board
YES
Work well?
PROX_ADC signal output
NO
Change the IrDA sensor
U504
PROX_LEDON (TP504) output ?
NO
Change the Main Board
YES
YES
Summary of Contents for CT815
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