Charger Fault
Figure 15: Charging troubleshooting
Start
Battery bars are
working (scroll)
Retest
Change UEM
Measure voltage
over V100
(TVS).
Is it > 3.0V?
Yes
No
Retest
Read BTEMP value.
Compare it to ambient
temperature.
Is it ~25C?
Measure charger
current throug F100.
Is it ~350...390mA
(with ACP-7)?
Change defect part,
re-calibrate charge
current/voltage. Retest.
Yes
Yes
Yes
Check X102, F100,
L100, V100, C106, C110
and line.
No
Check X100, C100,
R202, R207, C220
and line. Are they
OK?
No
Re-calibrate BTEMP with
Phoenix SW. Retest.
Yes
Change defect part,
re-calibrate and retest.
No
Check R200. Is it
OK?
No
Yes
No
Change defect part (if
any), re-calibrate charge
current/voltage. Retest.
R304 and line.
Are they OK?
ICQ: 343183001 QQ: 35070846 Email: [email protected]