Baseband troubleshooting overview
This section is intended to be a guide for localising and repairing electrical faults.
The table below tells you what troubleshooting to go to.
Problem
Troubleshooting
Abnormal current consumption
1
General power checking (page 6–6)
2
Battery current measuring fault (page 6–6)
Flashing does not work or the problem is not clearly
defined
1
2
3
Charging does not work
Display does not work
Backlights do not work
1
2
USB does not work
Audio (mic, earpiece, IHF) does not work
1
2
Camera does not work
1
Camera baseband hardware (page 6–11)
2
3
Bluetooth does not work
FM radio does not work
MicroSD card does not work
IrDA does not work
RM-237
BB Troubleshooting and Manual Tuning Guide
Nokia Customer Care
Issue 1
COMPANY CONFIDENTIAL
Page 6 –5
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