Receiver Tunings; Rx Channel Select Filter Calibration - Nokia NHL-2NA Series Troubleshooting Instructions
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Also See for NHL-2NA Series:
- Disassembly instructions manual (34 pages) ,
- Service tools (34 pages) ,
- Schematics (24 pages)
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CCS Technical Documentation
Receiver tunings
RX Channel Select Filter Calibration
• Extra equipment / external RF signal not needed
• Must be done before other RX calibrations
• This function is used to calibrate RX channel select filter in GSM Phones.
• Rx Channel select filter is tuned only in one band = Single calibration for both
bands
• Select Maintenance => Tuning => Rx Channel select filter calibration
• Select "Yes" to start tuning with values already saved to the phone
• Press "AutoTune" to start the tuning
Issue 1 07/02
¤Nokia Corporation
NHL-2NA
Page 23
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Troubleshooting
