Wcdma Transmitter Tunings; Tx Agc & Power Detector (Wcdma) - Nokia RM-132 Service Manual & Parts Manual

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Rx chain
Low
Frequency
High
Frequency
Alternative steps
• For sweep mode tuning, set Mode to Local in the Operating Mode dropdown menu.
• In the Tuning menu, choose WCDMA→ Rx Calibration .
• Click Start.
• Select Band.
• Check the Sweep Mode box.
• Click Tune.
• Setup the signal generator to correspond with the values on the
click OK.
• Ensure Tuning Results are within limits specified in the table above: If values are OK, click Write to save
the values to the phone.
• Close the tuning window.

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
Steps
1. From the Operating mode drop-down menu, set mode to Local.
Page 7 –46
Band Min
2100 -6
-5
-5
Figure 58 Pop-up window for WCDMA2100
COMPANY CONFIDENTIAL
Copyright © 2006 Nokia. All rights reserved.
RF Troubleshooting and Manual Tuning Guide
Typ Max
1.5 to 3.5
-0.7 to 4.0
-0.7 to 4.0
Rx Calibration pop-up window and
Alternative steps (page
RM-132; RM-133
Unit
6 dB
5
5
7–52).
Issue 1