User Guide

Issue 3 05/2005 COMPANY CONFIDENTIAL 63
Copyright © 2005 Nokia. All Rights Reserved.
NHL-12
3 - Service Software Instructions Nokia Customer Care
Tx I/Q Tuning
• Spectrum analyzer is needed
• Tx IQ tuning allows changing the Tx I DC offset, Tx Q DC offset, amplitude differ-
ence and phase difference.
• Must be done separately on all bands!
1. From the “Tuning” menu, choose “Tx_IQ Tuning”.
Tx IQ Tuning window opens.
2. To begin tuning at the GSM850 band, click “Start”.