4. TROUBLE SHOOTING
- 96 -
Copyright © 2013 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
START
Is Voltage at the TP11.8V or 3V?
Resolder U202
No
Does the SIM card
Support 1.8V or 3V ?
Change the SIM Card.
This phone supports 1.8V or 3V SIM card.
No
Yes
Yes
SIM card is properly working
Change the main board
Change the
SIM Card and try again.
Does it work
Properly?
Redownload SW.
Does it work Properly?
Is Voltage at the TP2 1.8V or 3V?
SIM card is properly working.
Yes Yes
No No
To Next Page
Loading...
