5.
Click Start.
The current coefficients saved in the permanent memory (PM) of the terminal are shown.
6.
Set the spectrum analyzer for power level tuning:
Frequency
channel frequency (897.4MHz GSM900,
1747.8MHz GSM1800, 1880MHz GSM1900)
Span
200 kHz
Sweep time
3s
Trigger
Video triggering: Free run
Resolution BW
3 kHz
Video BW
3 kHz
Reference level offset
sum cable attenuation with module jig
attenuation
Reference level
33dBm
A power meter with a peak power detector can be also used. Remember to take the attenuations into
account!
RM-180
Nokia Customer Care
RF Troubleshooting and Tuning Guide
Page 7 –32
COMPANY CONFIDENTIAL
Issue 1
Copyright © 2006 Nokia. All rights reserved.