Metrohm Vision – Diagnostics - Manual (Page 36)

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Instrument Self-Test
The Instrument Self-Test is a test of major components of the instrument. It tests and verifies the
status of each item listed, and serves as a way to know if something has failed. Vision operates each
component through defined tests and can flag major problems.
Instrument Self-Test Screen
The instrument tested in the illustration above did not have a Transmission Amplifier, indicated by the
message “Amp is not installed.”
This test should be performed with the instrument reference in place. To run the test a single time,
check Once under Test Type. The test will ask if the instrument fan is operating on laboratory
instruments, which can be verified by checking for airflow at the instrument fan filter.
At the conclusion of the test click Print for a hard copy.