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4. TROUBLE SHOOTING
CHECKING FLOW
START
Change the battery
Battery is charged?
Is I/O Connector(CN201)
well-soldered ?
Check the voltage at
TP01 (Charging IC(U201))=5.1V ?
Battery is charged?
Charging is
properly operating
LGE Internal Use Only
YES
NO
NO
YES
NO
YES
NO
YES
- 76 -
4. TROUBLE SHOOTING
Charging is
properly operating
Resolder the CN201
(Pin 1 : VBUS_USB)
The TA is out of order
Change the TA
Replace the main board
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