Table of Contents
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RM-235
RF troubleshooting
General RF troubleshooting ..................................................................................................................................4-5
Introduction to RF troubleshooting ................................................................................................................4-5
RF key components ...........................................................................................................................................4-6
Non replaceable and replaceable RF components.........................................................................................4-7
General voltage checking .................................................................................................................................4-7
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troubleshooting.................................................................................................................
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tunings...........................................................................................................................................
tunings.....................................................................................................................................
(GSM)..........................................................................................................................................
List of Tables
Table 8 Rf channel filter calibration tuning limits
Table 9 RF tuning limits in Rx calibration
List of Figures
Figure 22 RF key components ...............................................................................................................................4-6
Figure 23 Non-replaceable and replaceable RF components ............................................................................4-7
Figure 24 General voltage checking test points..................................................................................................4-9
Figure 25 WCDMA RX generator settings
Figure 26 Typical readings
Figure 27 Phoenix WCDMA TX control window
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Chapters
Table of Contents
Troubleshooting
