Service manual

4. TROUBLE SHOOTING
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Copyright © 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
Set the phone GPS is ON
Check TP1 About 2.7V?
Check power LRC lter soldering
No
Yes
Change the board
Check TP2 About 2.6V?
Check SW and NV item
No
Yes
4.9.2 WLAN/BT/FM Block
1
3
2
3
1