Measuring Rx Performance Using Snr Measurement - Nokia RH-37 Series Rf Troubleshooting Instructions

Nokia Customer Care

Measuring RX performance using SNR measurement

Start Phoenix Service Software and open FBUS connection.
Select
Wait until the phone information is shown in the lower right corner of the screen.
Set operating mode to <local mode>.
Select
Select
Select
Select
Press
The window <Signal Measurement> pops up informing on frequency and power level of
the signal generator to be set. Follow the command <Turn ON the RF generator>.
Press <ok> and the window will close.
Read the SNR result from the window SNR Measurement. The value shall exceed:
• GSM 900: > 20 dB
• GSM 1800: > 18 dB
• GSM 1900: > 18 dB
The set up should now look like this:
Issue 1 07/04
Scan Product
Testing
Band
Active unit
Operation mode
RX/TX Channel
Testing
Measuring mode
Start
Nokia Corporation
6(b) - RF Troubleshooting Instructions
RF Controls
GSM 900 or GSM1800 or GSM1900
RX
Burst
37 or 700 or 661
SNR Measurement
Fast SNR (Radio Button)
RH-37
Ctrl-R
T
F
T
M
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