4.Advanced User Guidebook
32
Mode
Holdoff
Auto
Normal
Single
Holdoff
Reset
Acquire waveform even no trigger occurred
Acquire waveform when trigger occurred
When trigger occurs, acquire one waveform then stop
100 ns - 10 s, adjust
M
knob to set time interval before
another trigger occur
，
press
panel button to
move cursor to choose which digit to be set.
Set Holdoff time as 100 ns
6.Windows Trigger
Provide a high trigger level and low trigger level, the oscilloscope triggers when the
input signal passes through the high trigger level or the low trigger level.
In Windows Trigger mode, the trigger setting information is displayed on bottom right
of the screen, for example,
，
indicates that trigger type is
windows, trigger source is CH1, polarity is positive, 0.00mV the differential between
up level and low level threshold.
Windows Trigger menu
list:
MENU
SETTING
INSTRUCTION
Single
Mode
Windows
Set vertical channel trigger type as Windows trigger.
Source
CH1
CH2
Select CH1 as the trigger source.
Select CH2 as the trigger source.
Threshold
Up Level
Low Level
Adjust the
M
knob to set the up level threshold.
Adjust the
M
knob to set the low level threshold.
Condition
Polarity
Positive Polarity, the oscilloscope triggers on the
positive Windows pulse.
Negative Polarity, the oscilloscope triggers on the
negative Windows pulse.
Enter: Triggers when the trigger signal enters the
specified trigger level range.
Exit: Triggers when the trigger signal exits the
specified trigger level range.
Time: Specify the hold time of the input signal after
entering the specified trigger level. The oscilloscope
triggers when the accumulated hold time is greater than
the windows time. Available range is 30ns-10s, default
100ns.
