HP 54750A, User Manual, Page: 418 / 478

Messages
Waveform Menu
Reinstall the plug-in.
Finger tighten the knurled screw on the front panel of the plug-in.
If these actions do not solve the problem, there must be a hardware problem
in the mainframe or plug-in. Call Hewlett-P ackard for service .
Incompatible setup
It is possible that due to a system rmware change , a previously saved setup
may become incompatible .
Incompatible signal
An attempt was made to load a signal format that is incompatible with the
instrument from disk.
Low battery voltage detected: Service is required
Change the battery as soon as this message is displayed. Cal factors and data
may be lost when the power is cycled, and the instrument may not function
correctly . When Hewlett-P ackard service replaces the battery , a revised boot
ROM may be installed.
Mask test align failed
The mask test align algorithm was not able to detect a signal compatible with
the installed mask. This can occur when there are not enough points on an
edge or when the required edges are not present. A djust the timebase to
place the required edges on the display .
Measurement cannot be performed on the selected waveform
The measurement is not dened for this waveform type , and cannot be made .
F or example , the rise time of an A versus B waveform is not dened.
Memory error occurred in plug-in ?: Try reinstalling plug-in
The checksum or contents of the plug-in's memory is incorrect. The \?"
indicates which plug-in has the error . Check the following:
Reinstall the plug-in.
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