LG -A290 Service Manual page 84

START
< Cal l >
Check the state of
sordering
of speaker
PAD(CN00)
Yes
Check the Audio
signal
TP1
Yes
Check the Audio
signal
TP, TP4
Yes
Speaker
Working well!!
LGE Internal Use Only
No
Camera working well !
No
Change the U00
No
Replace/
Change the U101
- 84 -
4. TROUBLE SHOOTING
START
< Mp3>
Check the state of
No
sordering
of speaker
PAD(CN00)
Yes
No Check the Audio
signal
TP1
Yes
No Check the Audio
signal
TP3, TP4
Yes
Speaker
Working well!!
Copyright © 01 LG Electronics. Inc. All right reserved.
Only for training and service purposes