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4. TROUBLE SHOOTING
LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
START
I/O Connector(CN302)
Is well-so ld ered ?
Is the voltage of VCHG 5.6V ?
YES
YES
Check the 4th -pin
of U101 High or Low?
YES
Battery is charg ed?
YES
Charging is
properly operating
NO
NO
NO
Resolder the CN302
Pin 12,13 : VCHG
The TA is out of ord er
Change the TA
Check t he U101
The ba ttery may hav e
probl ems.
Change the battery.
NO
CHECKING FLOW
Summary of Contents for KP151Q
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