Nokia 6111 RM-82 Service Manual page 197

RM-82
RF troubleshooting
Steps
1. Connect the spectrum analyzer (SA) to the RF connector of the module jig. The settings of the SA will
depend on the band to be tuned. The following table summarizes the settings for each of the three bands.
Center frequency
Frequency span
Resolution Bandwidth
Video Bandwidth
Sweep Time
Trace Type
Detector Type
Reference Level
Marker 1
Marker 2
Marker 3
2. Open the following two windows in Phoenix:
i select Testing→RF Controls
Issue 1
Table 13 Spectrum analyzer settings
GSM900
897.4 MHz
300 kHz
3 kHz
3 kHz
3 sec
Clear/Write
Max Peak
35 dBm
897.33229 MHz
897.4 MHz
897.46771 MHz
Figure 109 RF controls
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GSM1800
1747.8M Hz
300 kHz
3 kHz
3 kHz
3 sec
Clear/Write
Max Peak
35 dBm
1747.73229 MHz
1747.8 MHz
1747.86771 MHz
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GSM1900
1880 MHz
300 kHz
3 kHz
3 kHz
3 sec
Clear/Write
Max Peak
35 dBm
1879.93229 MHz
188 0MHz
1880.06771 MHz
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