User Guide

Issue 1 04/2005 COMPANY CONFIDENTIAL 31
Copyright © 2005 Nokia. All Rights Reserved.
RM-94
6(b) - RF Troubleshooting Nokia Customer Care
Synthesizer
■ General instructions for synthesizer troubleshooting
Connect the phone to a PC, which has Phoenix Service Software and a dongle installed, using
either
• repair jig and DAU-9S (RS232) cable or
• repair jig and XCS-4 cable via FPS-8 Flash Box or
• DAU-9T cable (RS232).
Connect the phone to a power supply (DC voltage of 3.6V) and switch the phone on.
Follow the instructions in the chapters below.
■ Checking synthesizer operation
Start Phoenix Service Software and open FBUS connection.
Select “Scan Product” (Ctrl-R or in menu File - Scan Product).
Wait until phone information is shown in the lower right corner of the screen.
Set <operating mode> to <Local>.
Open window “RF Controls” (menu Testing - RF Controls)
Set the synthesizer to the following mode:
Select Band GSM 1800
Active unit RX
Operation mode Continuous
RX/TX Channel 700
The setup should now look like this: