LG -A258 Service Manual page 83

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CHECKING FLOW
LGE Internal Use Only
START
Change the battery
Battery is charged?
YES
Check the voltage at
TP2 = 3.5V~6.7V ?
YES
Is the voltage
at TP2= 4.2V
YES
Battery is charged?
YES
Charging is
properly operating
YES
Charging is
properly operating
The TA is out of order
NO
Change the TA
Replace the
NO
U202
NO
Replace the main board
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4. TROUBLE SHOOTING
Only for training and service purposes

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