Troubleshooting/Flowcharts; Top Troubleshooting Map; Phone Is Totally Dead; Flash Programming Doesn't Work - Nokia RH-44 Series Troubleshooting - Bb

CCS Technical Documentation

Troubleshooting/Flowcharts

The following hints should help finding the cause of the problem when the circuitry
seems to be faulty. The troubleshooting instructions are divided into the following sec-
tions.

1 Top troubleshooting map

2 Phone is totally dead

3 Power doesn't stay on or the phone is jammed

4 Flash programming doesn't work

5 Display is not working
6 Audio fault
7 Charging fault
First, carry out a thorough visual check of the module. Ensure in particular that:
• there is no mechanical damage
• soldered joints are OK
• ASIC orientations are OK
Issue 1 04/2003
Nokia Corporation
Troubleshooting — BB
Confidential
RH-44
Page 23