LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4. TROUBLE SHOOTING
- 69 -
START
18pin IO(CN100)
Is soldered ?
Source pin
of U204 =
4.8V ?
Output pin
of U204 =4.2V?
Resolder the
CN100
Battery voltage
is over 3.4V?
Charge is operating
The TA can be
broken
Change other TA
then retest
Check solder
U204 or replace it
Waiting until
battery
Voltage goes up
to 3.4V
Yes
Yes
Yes
Yes
Yes
No
No
No
No
Battery thermistor
value
is about 10K?
Change the
Battery
retest
No
18pin IO(CN100)
U204
TP1: Source pin
U204
TP2: Output pin
Содержание KF350
Страница 1: ...Service Manual Model KF350 Service Manual KF350 Date October 2008 Issue 1 0 Internal Use Only ...
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