Check The Basics - Agilent Technologies 8590 Series Service Manual

Check the Basics

In general, a problem can be caused by a hardware failure, a software
error, or a user error. Often problems may be solved by repeating what
was being done when the problem occurred. A few minutes spent in
performing these simple checks may eliminate time spent waiting for
instrument repair.
Check that the analyzer is plugged into the proper ac power source.
Check that the line socket has power.
Check that the rear-panel voltage selector switch is set correctly.
Check that the line fuse is good.
Check that the analyzer is turned on.
Check that the other equipment, cables, and connectors are
connected properly and operating correctly.
Check the equipment settings in the procedure that was being used
when the problem occurred.
Check that the test being performed and the expected results are
within the specifications and capabilities of the analyzer. Refer to
the calibration guide for your instrument.
Check the analyzer display for error messages. Refer to the 8590
E-Series and L-Series Spectrum Analyzers User's Guide or 8591C
Cable TV Analyzer User's Guide, Spectrum Analyzer Reference.
Check operation by performing the verification procedures in the
calibration guide for your instrument. Record all results in the
Performance Test record.
If there is still a problem, refer to
Chapter 8
Chapter 4 in this book.
If You Have A Problem
Check the Basics
351