Check Synthesizer Operation - Nokia RH-6 Series Rf Description & Troubleshooting

RH-6
7 - RF Description & Troubleshooting

Check synthesizer operation

Start Phoenix Service Software and open FBUS connection.
Select
Wait until phone information is shown in the lower right corner of the screen.
Set operating mode to local mode.
Start RF Control window:
Select
Wait until the RF Controls window pops up.
Set the synthesizer to the following mode:
Select
The setup should now look like this:
The frequency of 3769.6MHz at the output of the VCO (G701) is measured using a resis-
tive probe and a spectrum analyzer.
Page 30
Company Confidential
Scan Product
Maintenance
Tuning
Band
Active unit
Operation mode
RX/TX Channel
Copyright © 2003 Nokia Corporation.
Company Confidential
CCS Technical Documentation
Ctrl-R
Alt-M
T
RF Controls F
GSM 900
RX
Continuous
37
Issue 1 10/2003