User Guide

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 Place the phone module to the test jig and start

Phoenix

service software.

ii Initialize connection to the phone (with FPS-10 use FBUS when using a DAU-9S cable and a COMBOX

driver).

iii Choose File→Open Product→xx-x* (* = type designator of the phone) or File→Scan Product. .

iv From the toolbar, set Operating mode to Local.

Alternative steps

• EGSM900/GSM1800/GSM1900 troubleshooting

i Choose Testing→GSM→RF Controls.

ii In the

RF Controls

window:

• Choose Band: GSM900 or GSM1800 or GSM1900 (Default = GSM900).

• Set Rx/Tx channel in the following way:

• GSM900: 37

• GSM1800: 700

• GSM1900: 661

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

• Set Operation Mode to Burst (Default = Burst).

• Set Edge to Off (Default).

• Set Tx Data Type to All 1 (Default = All 1).

• Set Tx PA Mode to High (Default).

• Set Tx Power Level in the following way:

• GSM900: 5 (Default = 19)

• GSM1800: 0 (Default = 15)

• GSM1900: 0 (Default = 15)

RM-49

Nokia Customer Care RF Troubleshooting and Manual Tuning Guide

Page 7 –10 COMPANY CONFIDENTIAL Issue 1