HP 54620A User's And Service Manual page 215

Messages
Selected channel at top of screen
This message appears when you turn the Move knob clockwise and the
selected channel is already at the top of the display.
Setup recalled
This message appears after the analyzer restores the configuration from the
specified memory location.
Setup saved
This message appears when you press the Save key in the Setup menu,
indicating that the analyzer setup was saved to the selected memory location
(1 through 16).
Test failed. err =
This message appears if one of the analyzer self-tests fails. See chapter 5,
"Testing, Adjusting, and Troubleshooting the Analyzer," for more information
on how to run self-test and what to do if self test fails.
Test passed
This message appears when one of the analyzer self-tests passes.
This will overwrite ALL 75 current labels, YES to proceed
This message appears when you select the Initialize Label List softkey in the
Label menu.
•
To proceed with initialization, press the Yes softkey.
•
To cancel initialization, press the No softkey.
Threshold at limit
The threshold setting is used by the analyzer input comparators to decide
whether a signal is a logic high or logic low. The threshold must be set to a
value between –6.00 V and +6.00 V inclusive.
Time/Div at limit
The time per division must be set to a value between 1 s/div and 5 ns/div
inclusive.
Trace memory cleared
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