
NHM–7
Troubleshooting Instructions
PAMS Technical Documentation
Page 12
Issue 1 10/2001
Nokia Corporation
Charging fault
Charger
Battery bar
doesn‘t work (scroll)
Connect
(ACP–7)
charger
Retest
No
Measure voltage
over (TVS) V100.
Is it > 3.0 Vdc ?
Yes
Check X100,
V100, C103,
C100, F100,
L100
and line
No
Read BTEMP value.
(Compare it to ambient
temperature)
Is it ~ 25 C (0319) ?
Yes
Check
X101,C109
R202, C240,
R203 and line.
Remove (fuse) F100
and measure current.
Is it ~350...390 mA ?
Yes
Change UEM
No
Retest
Yes
No
Summary of Contents for NHM-7 series
Page 212: ......