Tx Power Level Tuning - Nokia NHM-7 Series Troubleshooting Manual

NHM-7
Troubleshooting and Tuning Instructions

TX Power Level Tuning

Power Meter (or Spectrum analyzer) needed
With Tx Power Level Tuning, the coefficients are adjusted for each power level
Must be done separately on both bands!
Start Power Level tuning at EGSM (GSM900), then continue at GSM1800
band.
In EGSM900 band The power level tuning is made for both high and low PA
Modes
In GSM1800 band only for high PA mode.
• Maintenance => Tuning => Tx power level tuning
• Remember to take jig and cable attenuations into account!
• Select "Start" => "Load from: Permanent memory" => "OK "
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PAMS Technical Documentation
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