User Guide

Issue 1 04/2005 COMPANY CONFIDENTIAL 13
Copyright © 2005 Nokia. All Rights Reserved.
RM-94
6(a) - Baseband Troubleshooting Instructions Nokia Customer Care
■ Phone is jammed 2
Measure
PURX signal
from testpoint
J2800. Is it 1.8V?
Change UEM
No
Yes
Retest
Jammed
2
Measure
26MHz RFClk
from J2815.
Is it OK?
Yes
See Waveform 5
Check R2902 and
C2902. If ok
change N7500.
Part 2
Waveform 5
No