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RM-132; RM-133
RF Troubleshooting and Manual Tuning Guide
Power amplifier (PA) and switch mode power supply (SMPS) troubleshooting
Troubleshooting flow
RF tunings
Introduction to RF tunings
Phone RF is tuned in production. There is no reason to do the re-calibration unless:
• One or more of the RF components is changed
• FLASH memory chip (D5000) is changed or otherwise corrupted.
Issue 1
COMPANY CONFIDENTIAL
Copyright © 2006 Nokia. All rights reserved.
Nokia Customer Care
Page 7 –23
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