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RM-247
RF troubleshooting
General RF troubleshooting ..................................................................................................................................4-5
Introduction to RF troubleshooting ................................................................................................................4-5
RF key components ...........................................................................................................................................4-6
Auto tuning for BB5.0 ............................................................................................................................................4-7
WLAN autotuning ...................................................................................................................................................4-7
General chekings ....................................................................................................................................................4-8
Antenna line component checking..................................................................................................................4-8
Voltage checking ...............................................................................................................................................4-8
troubleshooting....................................................................................................................................
troubleshooting.................................................................................................................
troubleshooting...................................................................................................................................
test................................................................................................................................................
List of Figures
Figure 29 Auto tuning concept with CMU200......................................................................................................4-7
Figure 30 WLAN autotune test equipment setup ...............................................................................................4-8
Figure 31 Tx Control window ................................................................................................................................4-9
Figure 32 General voltage checking test
Figure 33 RF control window
Figure 34 Typical readings
Figure 35 Test equipment
Figure 36 Test equipment setup for conductive
Figure 37 Test points around the WLAN ASIC
Figure 38 Test point around the clock buffer circuit
Issue 1
Table of Contents
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troubleshooting............................................................................................
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COMPANY CONFIDENTIAL
Copyright © 2008 Nokia. All rights reserved.
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4-10
4-15
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Chapters

Troubleshooting

   Also See for Nokia N96

This manual also for:

L3, L4

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