User Guide

23. Repeat steps 19 to 23 for levels +19, +7, 0, -20 and –40 dBm.
The measured output power may not differ more than +-2 dB from the requested value at level +19 dBm
and no more than +-4 dB on lower levels.
Remember to stop the RF before sending new data.
Tx band response calibration (WCDMA)
Context
The purpose of this tuning operation is to calibrate the WCDMA Tx performance. It defines the power detector
and Tx frequency compensation values. However, before starting this tuning procedure, it is necessary to
carry out Tx AGC & Power Detector Calibration tuning. This is because its results will be needed for this tuning
operation.
• In the Tuning Settings pane, it is possible to select WCDMA band (WCDMA l).
• Target power shows the power level used for calibrating tx frequency in this tuning procedure.
• In Measured Power Levels pane, you can insert the dBm values read from the power meter.
• In Tuned Values pane, the values that are stored in the permanent memory (PM) of the terminal in Current
columns are shown.
• New values are added to New column when the Calculate button is clicked.
• Abort button aborts the tuning operation without saving the tuned values.
• Read button reads the tuned values in the PM of the terminal, and displays them in the Tuned Values pane
in in the Current column.
Steps
1. Start Phoenix service software.
2. Choose File→Scan Product .
3. From the Operating mode drop-down menu, set mode to Local.
4. Choose Tuning→WCDMA→Tx Band Response Calibration .
RM-208
Nokia Customer Care RF Troubleshooting and Manual Tuning Guide
Page 7 –40 COMPANY CONFIDENTIAL Issue 1
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