Nokia RM-721 Service Manual page 113

RM-721; RM-722
RF Troubleshooting
General RF troubleshooting
Introduction to RF troubleshooting
Auto tuning ............................................................................................................................................................
Introduction to auto
Auto tuning procedure
Self test troubleshooting......................................................................................................................................
Phoenix self test troubleshooting
Receiver troubleshooting
Introduction to receiver (RX)
GSM RX chain activation for manual measurements/GSM RSSI measurement
GSM receiver troubleshooting flowchart
WCDMA RX chain activation for manual measurement
WCDMA RSSI measurement
WCDMA receiver troubleshooting
Transmitter troubleshooting
Introduction to transmitter (TX)
GSM transmitter troubleshooting................................................................................................................
GSM transmitter troubleshooting flowchart
WCDMA transmitter troubleshooting
WCDMA transmitter troubleshooting
Antenna ...............................................................................................................................................................
Antenna overview
Main antenna functionality
Antenna troubleshooting
List of Figures
Figure 13 Auto tuning concept with
Figure 14 Phoenix RSSI Reading window
Figure 15 Phoenix Rx Control window with sample settings (WCDMA band
Figure 16 Phoenix Rx Power Measurement
Figure 17 Phoenix RF Controls window
Figure 18 Typical readings
Figure 19 Phoenix WCDMA Tx control window
Figure 20 Typical readings
Issue 1
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tuning............................................................................................................................
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troubleshooting..............................................................................................
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flowchart...............................................................................................
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troubleshooting.....................................................................................
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flowchart.........................................................................................
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CMU200.....................................................................................................
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COMPANY CONFIDENTIAL
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Table of Contents
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