
Table of Contents
Introduction to RF troubleshooting
Introduction to RX troubleshooting
General instructions for RX troubleshooting
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GSM Rx chain activation for manual measurements / GSM RSSI measurement
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General instructions for TX troubleshooting
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Transceiver (TX) troubleshooting
Checking antenna functionality
System mode independent manual tunings
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PA (power amplifier) detection
Rx band filter response compensation (GSM)
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List of Tables
Table 11 Rf channel filter calibration tuning limits
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Table 12 RF tuning limits in Rx calibration
List of Figures
Figure 42 RF key components, bottom side main board
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Figure 46 Location of the GSM and BT antenna C-clips on the PWB
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Figure 47 GSM and BT antenna contact pads on the antenna module
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Figure 48 Antenna C-clips on the PWB
Figure 49 Auto tuning concept with CMU200
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Figure 50 Rf channel filter calibration typical values
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RM-217; RM-222
RF Troubleshooting and Manual Tuning Guide
Nokia Customer Care
Issue 1
COMPANY CONFIDENTIAL
Page 7 –3
Copyright © 2007 Nokia. All rights reserved.
Содержание 6300 - Cell Phone 7.8 MB
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