Nokia NEM-4 Series Troubleshooting Instructions page 114

NEM-4
RF Troubleshooting
Press Save and Continue. RX Band Filter Response Compensation for all three bands is
finished and the tuning is fully completed.
Auto Tuning
A faster and more convenient method for Band Filter Calibration can be performed by
clicking on "Auto Tuning". This requires a signal Generator that can be programmed to
sweep a user defined list of frequencies.
EGSM900
Select Automatic Tuning mode. Press start and then Tune. A window pops up:
Connect an external signal generator to the RF connector of the phone and let the signal
generator step sweep through the programmed frequency list.
Press OK.
Press Save and Continue. RX Band Filter Response Compensation for EGSM is finished
and the tuning continues automatically with GSM1800.
Page 6(b)-110
Company Confidential
Copyright  2003 Nokia Corporation.
Company Confidential
CCS Technical Documentation
Issue 1 09/2003