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Rf Manual Tuning Guide; Required Manual Tunings After Component Changes - Nokia RM-57 Service Manual

Nokia 6681/6682 mobile terminal
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10. In the Auto-Tune options window, see that the "Enable showing of messages" check box is checked, and
click OK.
Results
"Autotuning completed successfully" message appears.

RF manual tuning guide

Required manual tunings after component changes

Important:
After RF component changes, autotuning is recommended. RF autotuning covers all
necessary tunings which are required after RF component repairs.
If, however, manual tuning is used, only relevant tunings should be performed. Refer to the following table:
Changed component
Tx RF ASIC Vinku (N7501)
RX RF ASIC Hinku (N7500)
Page 7–18
Company Confidential
Copyright ©2005 Nokia. All Rights Reserved.
RF Troubleshooting and Manual Tuning Guide
Perform following tunings
RF Channel Filter Calibration, Tx IQ Tuning, Tx Power
Level Tuning, Temperature Sensor Calibration
RF Channel Filter Calibration, Rx Calibration, Rx Band
Filter Response Compensation, Rx AM Suppression
RM-57/58
Issue 1

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Rm-58

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