GW Instek GDS-1000A Series User Manual - Manual (Page 45)

MEASUREMENT
45
Undo option
Before Autoset After Autoset
Undoing the
Autoset To undo the Autoset, press
Undo (available for a few
seconds).
Adjusting the
trigger level If the waveform is still
unstable, try adjusting the
trigger level up or down by
using the Trigger Level knob. LEVE L
Limitation Autoset does not work in the following situation.
 Input signal frequency less than 20Hz
 Input signal amplitude less than 30mV
Running and stopping the trigger
Background In the trigger Run mode, the oscilloscope
constantly searches for a trigger condition and
updates the signal into the display when the
condition is met.
In the trigger Stop mode, the oscilloscope stops
triggering and thus the last acquired waveforms
stay in the display. The trigger icon at the top of
the display changes into Stop mode.
Pressing the Trigger Run/Stop key
switches between the Run and Stop
mode. Run/Stop