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Nokia Customer Care
TF4 Technical Information
Company Confidential
TFE-4/RV-1
Issue 2.0 Mar/2005
Copyright
©
2005
Nokia Corporation.
Page 8b-51
Company Confidential
reading does not provide enough information. No dedicated test points exist for RX I and
Q signals, but they can be accessed by probing on via hole plating. Input level = -80dBm
Step 1:
Setting up Phone and Phoenix
• Start Phoenix Service Software
• Open the FBUS connection
• Select File /Scan Product (Ctrl-R)
• Wait until phone information shows in the lower right corner of the screen.
• Set operating mode to local mode
Step 2:
Activate RF-Controls
• Select Maintenance/ Testing/ RF Controls
• Wait until the RF Controls window pops up
• Select
Band
GSM 900 or GMS1800
Active unit
RX
Operation mode
Continuous
RX/TX Channel
37 or 700 or 661
AGC
14
Step 3:
Doing the Measurement
The following result should be seen with a working EGSM receiver:
Signal amplitude
1.25V
DC offset
1,35V
Frequency
67kHz