Charging Fault - Nokia NSB-7 Series Service Manual

NSB-7
Disassembly & Troubleshooting
Headset earpiece doesn't
work and there isn't any
mechanical problem
Check R257, R256, R270, L303, L304
C303, C304, C296, C297, R262 and R263
Change the COBBA N250

Charging fault

Display "not charging"
Check charge voltage with WinTesla
Check charge current with WinTesla
Check V101 and R131
Page 32
OK
OK
IF NOT OK
OK
ãNokia Mobile Phones Ltd.
PAMS Technical Documentation
Check F101, V100, R104, L104
and R103
Change the CHAPS N101
Issue 1 06/00