User Guide

RAE-6/RA-4
Nokia Customer Care 3 - Service Software Instructions
65 COMPANY CONFIDENTIAL Issue 1 12/04
Copyright © 2004 Nokia. All Rights Reserved.
■ Rx DtoS balance calibration
• 850 MHz tunings only for RA-4 and 900 MHz tunings only for RAE-6.
• Rx DtoS balance calibration is used for calibrating DSP control word values.
• Calibration must be done separately on each band.
• Start Rx DtoS balance calibration at GSM850/EGSM900, then continue at
GSM1800 band and finally at the GSM1900 band.
• Remember to take jig and cable attenuations into account!
To start Rx DtoS balance calibration:
1. From the Tuning menu, choose “Rx DtoS Balance Calibration”..
2. Click OK and Start.
Tuning begins automatically at the GSM850 band.