User Guide

Table 5 Rf channel filter calibration tuning limits

Min Typ Max

Tx filter 0 10 31

Rx filter 0 16 31

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.

5. To end the tuning, click Close.

Results

Figure 64 Rf channel filter calibration typical values

PA (power amplifier) detection

Context

The PA detection procedure detects which PA manufacturer is used for phone PAs.

If a PA is changed or if the permanent memory (PMM) data is corrupted, PA detection has to be performed

before Tx tunings.

Steps

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

2. Choose Tuning→PA Detection .

3. Click Tune.

4. Check that the detected PA manufacturers are corresponding to the actual chips on the board.

5. To end the procedure, click Close.

Temperature sensor calibration

Context

There is a temperature sensor integrated into one of the device ASICs. The ASIC provides DC-voltage, which

is temperature dependent.

RM-49

Nokia Customer Care RF Troubleshooting and Manual Tuning Guide

Page 7 –18 COMPANY CONFIDENTIAL Issue 1