Nokia 6111 RM-82 Service Manual page 193

RM-82
RF troubleshooting
3. From the Tuning menu, choose GSM -> Tx Power Level Tuning .
Automatic and Edge to Off .
4. Set Mode to
TX data type:
GMSK: Random
EDGE: PN-9
5. Set the spectrum analyzer for power level tuning:
Frequency
Span
Sweep time
Trigger
Resolution BW
Video BW
Reference level offset
Reference level
A power meter with a peak power detector can be also used. Remember to take the attenuations in the
account!
Issue 1 COMPANY CONFIDENTIAL
Copyright © 2005 Nokia. All rights reserved.
Channel frequency
897.4MHz GSM900
1747.8MHz GSM1800
1880MHz GSM1900
0 Hz
2 ms
Video triggering (-10 dBm)
3 MHz
3 MHz
cable attenuation + module jig attenuation
33 dBm
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