Table of Contents
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CHECKING FLOW
START
Volt age at pin1 of
J100 is 1.8V or 3V?
YES
Chan ge th e SIM Card
An d try again.
Does i t work
Proper ly?
YES
Change SIM Card
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
NO
Re-solder J100
NO
Re-download SW.
Does i t work
Proper ly?
YES
SIM Card will be detecte d.
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4. TROUBLE SHOOTING
NO
Change the main board
LGE Internal Use Only
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