User Guide

RH-20 Company confidential
CCS Technical Documentation
Page 62 Nokia Corporation. Issue 1 10/2003
RX DTOS balance calibration
Extra equipment / external RF signal not needed
Must be done separately on each band!
Start RX Calibration for GSM900, then continue at the GSM1800 band and finally at the
GSM1900 band.
This Calibration is used for calibrating DSP control words values.
Select Tuning => Rx DtoS Balance Calibration
NOTE! No RF-input is allowed to feed when calibrating
Choose “OK” and “Start”, tuning begins automatically at the GSM900 band.