CCS Technical Documentation
RF Troubleshooting Instructions
Issue 1 10/02
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Nokia Corporation
Page 75
RF Tuning and Calibration Instructions
Phoenix is used to control the phone.
TX tunings
When changing any TX components, all TX tunings need to be done.
Equipment needed for TX tuning:
• Spectrum analyzer
• Computer with Phoenix -software
TX Output power tuning
Spectrum analyzer settings for TX output power tuning
• Center Frequency GSM1900:1880 MHz
• Span:
0 Hz
• RBW/VBW:
3 MHz
• Sweeptime 5
ms
• Ref Level
+30 dBm
• Trigger: Video
Note: Remember cable and test fixture attenuation.
1 Start the Phoenix service software
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