Background Tests and Diagnostic
Introduction
This instrument performs ongoing background tests to verify data
and memory integrity. If there is a malfunction, a diagnostic
message will be displayed (blinking) in the diagnostics display.
In the case of simultaneous malfunctions, the messages will appear
in sequence in the diagnostics display.Table below lists these
background tests, the reason for their failure, and how to correct the
problem.
Table 8-3: Background Tests
Lower Display Reason for Failure How to Correct the Problem
RAM Error RAM test failed at start up.
1. Run through STATUS check to
determine the reason for the
failure.
2. Run through the STATUS check
a second time to see if the error
cleared.
3. Power cycle the instrument. If
the message reappears, replace
the instrument.
EEPROM Error Unable to write to non-volatile
memory. Anytime you change a
parameter and it is not
accepted, you will see EEPROM
Error.
1. Check the accuracy of the
parameter and re-enter.
2. Try to change something else in
configuration.
3. Run through Read STATUS tests
to re-write to EEPROM.
4. Run through the STATUS check
a second time to see if the error
cleared. If error did not clear,
then power cycle the
instrument. If the message
reappears, replace the
instrument.
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Chapter 8 - Troubleshooting/Service
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