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5.
Click Start.l
6.
Set the spectrum analyzer for power level tuning:
Frequency
Channel frequency:
•
836.6 MHz GSM850
•
897.4MHz GSM900
•
1747.8MHz GSM1800
•
1880MHz GSM1900
Span
0 Hz
Sweep time
2ms
Trigger
Video triggering (-10dBm)
Resolution BW
3MHz
Video BW
3MHz
Reference level offset
sum cable attenuation with module jig
attenuation
Reference level
33dBm
A power meter with a peak power detector can be also used. Remember to take the attenuations into
account.
RM-356
RF troubleshooting
Issue 1
COMPANY CONFIDENTIAL
Page 4 –41
Copyright © 2008 Nokia. All rights reserved.
Содержание 5800 - XpressMusic Smartphone - WCDMA
Страница 131: ...4 RF troubleshooting Nokia Customer Care Issue 1 COMPANY CONFIDENTIAL Page 4 1 Copyright 2008 Nokia All rights reserved ...
Страница 189: ...RM 356 RF troubleshooting Issue 1 COMPANY CONFIDENTIAL Page 4 59 Copyright 2008 Nokia All rights reserved ...
Страница 255: ...Glossary Nokia Customer Care Issue 1 COMPANY CONFIDENTIAL Page Glossary 1 Copyright 2008 Nokia All rights reserved ...