User Guide

Make sure that all connections are made to the correct RF connector.

Normally a spectrum analyser is used as measurement equipment.

Note: The maximum input power of a spectrum analyser is +30 dBm.

To prevent any damage, it is recommended to use 10 dB attenuator on the spectrum analyzer input.

4. Set Tx on.

i Set the phone module to the test jig and start Phoenix service software.

ii Initialize connection to the phone. (With FPS-8 use FBUS driver when using DAU-9S and COMBOX driver).

iii From the File menu, choose product: File -> Choose Product -> xx-x* (* = type designator of the phone).

iv From the toolbar, set operating mode to “Local”.

Alternative steps

• EGSM900/DCS1800/PCS1900 troubleshooting

i From the Testing menu, activate the RF Controls window: Maintenance -> Testing -> GSM -> RF Controls .

ii In the RF Controls window:

• Select band “GSM900” or “GSM1800” or “GSM1900” (Default = “GSM900”).

• Set Active unit to “Tx” (Default = “Rx”).

• Set Operation mode to “Burst” (Default = “Burst”).

• Set Tx data type to “All1” (Default = “All1”).

• Set Rx/Tx channel to 37 on GSM900 band or 700 on GSM1800 band or 661 on GSM1900 (Defaults).

• Set Edge to “Off” (Default).

• Set Tx PA mode to “Free” (Default).

• Set power level to 5 (Default = 19) on GSM900 or to 0 (Default = 15) on GSM1800 or GSM1900.

RM-42

RF Troubleshooting and Manual Tuning Guide Nokia Customer Care

9241872 (Issue 1) Company Confidential Page 7–15