Nokia NEM-4 Series Troubleshooting Instructions page 116

NEM-4
RF Troubleshooting
GSM1900 (PCS)
Band Filter Response Compensation has to be done first for EGSM and GSM1800 bands
(see previous chapters). After tuning the other bands have been tuned, the tuning con-
tinues automatically with GSM1900 and the following window should be seen:
Set the generator to sweep the frequency list as instructed and press OK.
Press Save and Continue. RX Band Filter Response Compensation for all three bands is
finished and the tuning is fully completed.
RX Channel Select Filter Calibration
This calibration is calibrating the Base band filter inside Mjoelner. It is done by internally
measuring a prototype filter, for this reason the calibration is done once, not separately
in 3 bands.
Set operating mode to local mode
Select
Check Save to Phone box.
Page 6(b)-112
Company Confidential
Tuning
RX Channel Select filter Calibration
Copyright  2003 Nokia Corporation.
Company Confidential
CCS Technical Documentation
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Issue 1 09/2003