User Guide

6. Set the spectrum analyzer for power level tuning:

Table 10 Spectrum analyzer settings: EDGE OFF 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 1 MHz

Video BW 3 kHz

Reference level offset sum cable attenuation with module jig

attenuation

Reference level 35dBm

Detector Max Peak

A power meter with a peak power detector can be also used. Remember to take the attenuations into

account!

7. Adjust power levels 5, 15 and 19 to correspond the

Target dBm

column by pressing + or – keys.

Check that the coefficient values are within the limits specified in the following table.

RM-49

Nokia Customer Care RF Troubleshooting and Manual Tuning Guide

Page 7 –30 COMPANY CONFIDENTIAL Issue 1