Rigol DS4024 - Trigger; Clear

RIGOL Chapter 1 Quick Start
1-22 MSO4000/DS4000 User’s Guide
TRIGGER
 MODE: press this key to switch the trigger mode to “Auto”,
“Normal” or “Single” and the corresponding status backlight
of the current trigger mode would be illuminated.
 TRIGGER
LEVEL: trigger level knob.
Turn the knob to modify the trigger level. During the
modification, the trigger level line moves up and down; the
trigger level message (as shown in the figure below) pops up
at the lower-left side of the screen in real-time. Pressing
down the knob can quickly reset the trigger level to 0.
 MENU: press this key to open the trigger operation menu.
This oscilloscope provides various trigger types.
 FORCE: in Normal and Single trigger modes, press this key
to generate a trigger signal forcibly.
 50%: press this key to set the trigger level to the vertical
midpoint of the trigger signal amplitude.
CLEAR
Press this key to clear all the waveforms on the screen. If the
oscilloscope is in “RUN” state, new waveforms will be
displayed.
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