User Guide

• Click OK.

• Check that the Rx chain , Low freq. and High freq. values in the

Tuning Results

window are within the

limits presented in the following table.

Min Typ Max Unit

Rx chain -6 1.5... 3.5 6 dB

Low freq -5 -0.7...4.0 5

High freq -5 -0.7...4.0 5

• If the Rx gain is acceptable, click Yes to save the results to the phone.

• To end the calibration, click Close.

WCDMA transmitter tunings

Tx AGC & power detector (WCDMA)

Context

Tx AGC & power detector tuning has two purposes:

• to enable the phone to select the correct TxC value accurately in order to produce the required RF level

• to enable the phone to measure its own transmitter power accurately

There are two ways to perform the tuning. For an alternative method, see Alternative steps (page 7–41).

Steps

1. From the Operating mode drop-down menu, set mode to Local.

2. Choose Tuning→WCDMA→Tx AGC & Power Detector.

3. Click Start.

4. In the

Wide Range

pane, click Tune (the leftmost Tune button).

RM-49

RF Troubleshooting and Manual Tuning Guide Nokia Customer Care

Issue 1 COMPANY CONFIDENTIAL Page 7 –35