User Guide

ISSUE 1 11/04 COMPANY CONFIDENTIAL 21

RM-14

RF Troubleshooting and Manual Tuning Nokia Customer Care

Receiver Tunings

■ RX channel select filter calibration

Extra equipment / external RF signal is not needed.

Must be done before other RX calibrations.

This function is used to calibrate RX channel select filter in GSM Phones.

Rx Channel select filter is tuned only in one (lowest) band = Single calibration for all bands.

Select Tuning => Rx Channel select filter calibration.

Press “Tune" to start the tuning.

Values will be saved to the phone when the “Save to Phone” tick box is checked.

If the “Save to Phone” tick box is not checked, the values are not saved to the phone when

you stop the tuning or exit the dialog.

Tuning values should be 0…31.

Select “Stop”.

Close the “RX Channel Select Filter Calibration“ dialog to end tuning.