Nokia n81 Service Manual page 143

RM-179; RM-223
RF troubleshooting
5. Click Start.
6. Connect the signal generator to the phone, and set frequency and amplitude as instructed in the
Rx Calibration with band EGSM900 (step 1-3) pop-up window.
Important:
cable attenuation and module jig probe attenuation.
Issue 1
The calibration uses a non-modulated CW signal. Increase the signal generator level by
COMPANY CONFIDENTIAL
Copyright © 2007 Nokia. All rights reserved.
Page 4 –33