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Troubleshooting
Manual Troubleshooting Procedures
To isolate an RF analyzer problem:
1. On the Test Set:
2. On the external RF signal generator:
3. Set the RF signal generator's frequency to 900 and then 1800 MHz. For each
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S:\agilent\e8285\ALR\Book\chapters\trouble.fm
a. Press
.
Preset
b. Press the
to access the CONFIGURE screen.
Config
• Set the RF Display field to Freq .
• Set the RF Offset field to Off .
c. Rotate the knob to the field under analog, press the knob and select RF ANL
(to go to the analog RF ANALYZER screen).
• Set the Tune Freq to 900 MHz .
• Set the Input Port to RF IN .
a. Set the frequency to 900 MHz CW.
b. Set the amplitude to 0 dBm.
c. Connect the output to the Test Set's RF IN/OUT connector.
frequency reset the Tune Freq to that frequency. The Test Set's
measurements should read as follows:
a. TX Power should read approximately 0.001 W for each frequency.
b. Frequency should read 900 and 1800 MHz respectively.
c. If the Test Set has the optional spectrum analyzer, press the Spec Anl key to
access the analog spectrum analyzer. Observe the level and frequency of the
signal.
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Table of Contents
Troubleshooting
