Nokia RM-42 Service Manual
Also see for RM-42: Service manual
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18. Select the Algorithm mode tab.19. Write the target power level 25 dBm to the "Start level" line and check the "Max power limit" check box(detector calibration check).20. Setup the spectrum analyzer with the following settings:Center frequency: 1950.0 MHzSpan: 0 HzReference level offset: Cable attenuations + adapter attenuationReference level: 24 dBm or -20 dBm depending on the levelmeasuredInput attenuation: AutomaticResolution bandwidth: 5 MHzVideo bandwidth: 5 MHzSweep time: 20 msDetector: RMS detectorAverage: NoTrigger: Free run21. Click Send.22. Measure the WCDMA output power.It should be around 21 dBm.23. Click RF Stop and uncheck the "Max power limit" checkbox.24. Repeat steps 19 to 23 for levels +19, +7, 0, -20 and –40 dBm levels.The measured output power may not differ more than +-2 dB from the requested value at level +19dBmand no more than +-4dB on lower levels.RM-42Nokia Customer Care RF Troubleshooting and Manual Tuning GuidePage 7–52 Company Confidential 9241872 (Issue 1)Copyright ©2005 Nokia. All Rights Reserved. |
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