5. Trouble shooting
START
Yes
18pin IO(CN200) Is soldered ?
Yes
Source pin (TP1) of FL200
=5.6V ?
Yes
Output pin (TP2)
of C212=4.2V?
Yes
Battery voltage is over 3.35V?
Yes
Charge is operating properly
No | Resolder the |
| |
| CN200 |
The TA can be
Nobroken Change other TA
then retest
No | Check solder |
| U201 or replace it |
No | charging until |
| battery |
| Voltage goes up to |
| 3.35V |
TP1
TP2
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Only for training and service purposes |
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