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5. TROUBLE SHOOTING
START
Yes
18pin IO(CN302)
Is soldered ?
Yes
Source pin of
TP1
FL302 =
5 1V ?
Yes
Output pin
D101=4.2V?
Yes
Battery voltage
is over 3.35V?
Yes
Charge is operating properly
LGE Internal Use Only
No
No
No
TP2
No
Resolder the
CN302
The TA can be
broken
Change other TA
then retest
Check solder
D101
charging until
battery
Voltage goes up to
3.35V
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18pin
Only for training and service purposes
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Table of Contents
Troubleshooting
