Only For Training And Service Purposes - LG KP110 Service Manual

CHECKING FLOW
START
Does the SIM card
support 3V or 1.8V ?
YES
Check soderi n g of
J201
YES
Is Voltage at C228 2.8V?
YES
Change the SIM Card
And try again.
Does it work
Properly?
YES
SIM card is properly working
Copyright © 2008 LG Electronics. Inc. All right reserved.

Only for training and service purposes

NO
Change the SIM Card.
This phone supports 3V or 1.8V SIM card.
NO
Resoler J201
NO
Change the U101
NO Redownload SW.
Does it work
Properly?
YES
SIM card is properly working.
- 57 -
4. TROUBLE SHOOTING
NO
Change the main board
LGE Internal Use Only