System Mode Independent Manual Tunings; Rf Channel Filter Calibration; Auto Tuning Procedure - Nokia RM-272 Service Manual

RM-272; RM-273
RF Troubleshooting and Manual Tuning Guide
Phoenix preparations
Install the phone specific data package, for example
specific settings..

Auto tuning procedure

1 Make sure the phone (in the jig) is connected to the equipment. Else, some menus will not be shown in
Phoenix.
2 To go to autotune, select
3 Start autotuning, clicking the

System mode independent manual tunings

RF channel filter calibration

Context
Rf channel filter calibration tunes the internal low pass filters of the RF ASIC, that limit the bandwidth of BB
IQ signals.
Tx filter
RX mixer
Rx filter
Steps
1. From the Operating mode drop-down menu, set mode to Local.
2. Choose Tuning→Rf Channel Filter Calibration .
3. Click Tune.
4. To save the values to the PMM (Phone Permanent Memory) area, click Write.
Rf Channel Filter Calibration window, click Close.
5. To close the
Results
Issue 1
Tuning (Alt-U) > Auto-Tune (Alt-A) from the menu.
Tune button.
Table 9 Rf channel filter calibration tuning limits
Min
0
0
0
Figure 27 Rf channel filter calibration typical values
COMPANY CONFIDENTIAL
Copyright © 2007 Nokia. All rights reserved.
RM-272/273_dp_1.78_sw_sh3.26.exe . This defines phone
Typ
10
13
16
Max
31
31
31
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