User Guide

CCS Technical Documentation Troubleshooting Instructions
Issue 1 01/03 ãNokia Corporation. Page 25
Baseband Troubleshooting
The following diagrams describe baseband troubleshooting.
Phone is dead
Phone current is
zero?
Phone current is
<50mA
Is phone in LOCAL
mode
Is phone flash
proramming OK
Check X100
Change UEM
Repair
Ok retest
Check BSI line, X100,
C240,R203,
C100,R206
OK?
Phone is
jammed
Flash faults
Yes
No
Yes
No
No
Yes
Yes
No
Yes
No