Rigol MSO4000 User Manual page 107

5 To Trigger the Oscilloscope
is selected:
: only adjust the upper limit of the trigger level. During the adjustment,

"UP Level" and "Slew Rate" change accordingly but "Low Level" remains
unchanged.
: only adjust the lower limit of the trigger level. During the adjustment,

"Low Level" and "Slew Rate" change accordingly but "UP Level" remains
unchanged.
: adjust the upper and lower limits of the trigger level at the same time.

During the adjustment, "UP Level" and "Low Level" change accordingly but
"Slew Rate" remains unchanged.
Trigger Mode:
Press Sweep to select the
normal or single. The corresponding status light of the current trigger mode turns on.
Trigger Setting:
Press Setting to set the trigger parameters (trigger coupling, trigger holdoff and
noise rejection) under this trigger type.
MSO4000D/S4000 User's Guide
Trigger Mode (page 5-3) under this trigger type as auto,
RIGOL
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