RM-555
RF Troubleshooting
General RF troubleshooting ..................................................................................................................................4-5
RF key components ...........................................................................................................................................4-6
Auto tuning .............................................................................................................................................................4-7
Introduction to RF tunings ...............................................................................................................................4-7
Auto tuning........................................................................................................................................................4-7
Self Test Troubleshooting......................................................................................................................................4-7
Troubleshooting.............................................................................................................................
troubleshooting.................................................................................................................
Antenna troubleshooting
List of Figures
Figure 52 RF key components - top side ..............................................................................................................4-6
Figure 53 RF key components - bottom side.......................................................................................................4-6
Figure 54 Phoenix GSM RSSI reading window
Figure 55 Phoenix WCDMA RX Control window
Figure 56 WCDMA RX generator settings
Figure 57 Phoenix WCDMA RX power measurement window
Figure 58 Phoenix GSM RF controls
Figure 59 GSM/WCDMA
Figure 60 GSM/WCDMA antenna assembled on B-cover
Figure 61 Three antenna contact clips, matching components and a diplexer on PWB
Issue 1
Table of Contents
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troubleshooting............................................................................................
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flowchart................................................................................................
troubleshooting........................................................................
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window.....................................................................................................
antenna.........................................................................................................................
COMPANY CONFIDENTIAL
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