6 Troubleshooting
150 N9342C/43C/44C User’s Guide
Check the basics
This section includes information on how to check
for a problem with your Agilent spectrum analyzer,
and how to return it for service.
If you experience a problem or would like
additional information about your analyzer, Agilent
Technologies’ worldwide organization is ready to
provide the support you need.
• Before calling Agilent Technologies, or returning
an analyzer for service, perform the quick checks
listed below. This check may eliminate the prob-
lem.
• Is there power at the receptacle?
• Is the analyzer turned on?
• If other equipment, cables, and connectors are
being used with your spectrum analyzer, make
sure they are connected properly and operating
correctly.
• Review the measurement procedures being per-
formed when the problem first appeared. Make
sure all of the settings are correct.
• If the analyzer is not functioning as expected,
return the analyzer to a known state by pressing
Preset (Default Preset Type).
• Is the measurement being performed, and the
results that are expected, within the specifica-
tions and capabilities of the analyzer? Refer to
the Technical Overview for your analyzer.
• Is the analyzer displaying an error message? If
so, refer to “Error Messages" on page 143.
WARNING
No operator serviceable parts inside. Refer servicing to
qualified personnel. To prevent electrical shock, do not
remove covers.
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