HP 54540 Series - Page 28

Front-Panel Overview
Control
Autoscale also includes a partial reset which performs the following:
e Turns off markers
e Turns off all measurements
e Sets measurements to screen instead of markers
e Turns off measurement limit test
e Turns off waveform compare test
e Turns off sequential single shot
e Turns off waveform math functions
e Turns off waveform/pixel/multiple memory display
e Turns off connect-the-dots
e Turns off peak detect
e Sets holdoff to 40 ns (minimum value)
The previous oscilloscope settings are stored in setup memory 0. You can
either press Recall 0 or undo autoscale to restore the previous settings.
Undo Autoscale Key
You can access the undo autoscale key by pressing the blue shift key on the
keypad, followed by pressing the Autoscale key again.
You may find situations where you have pressed the Autoscale key
unintentionally. When this happens, you can use the Undo Autoscale key to
return the oscilloscope to the settings prior to pressing the Autoscale key.
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