Fluke 123
Users Manual
Selecting Auto/Manual Ranges
Press 
to automatically adjust the position, range, time base, and triggering. This assures a stable display on nearly all waveforms. The bottom line shows the range, the time base for both inputs, and the trigger information.
Press 
a second time to select the manual range. MANUAL appears at the bottom of the reading area.
Changing the Time Base
Increase the number of periods.
Decrease the number of periods.
Available settings are from 20 ns/div to 5 s/div in normal mode.
Changing the Graphic Representation on the Screen
From Auto range, you can use the
Changing the Amplitude
Enlarge the waveform.
Reduce the waveform.
Available settings are from 5 mV/div to 500 V/div when using the test leads.
Observe that AUTO at the bottom of the reading area disappears to indicate that the continuous Auto Set function is not valid anymore.
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