3.Junior User Guidebook
Upper knob: adjust trigger level
When the Trigger button is lit
Figure 3-12 Trigger Control Zone
1. Click the
icon on the right bottom of the display area, click Trig Menu
to call out the trigger menu in the bottom. The trigger setting can be
changed.
2. When the Trigger button is lit, use the upper knob to change the trigger
level setting.
By turning the upper knob, the trigger indicator in the screen will move up
and down. With the movement of the trigger indicator, it can be observed
that the trigger level value displayed in the screen changes accordingly.
Note: Turning the upper knob can change trigger level value and it is also
the hotkey to set trigger level as the vertical mid point values of the
amplitude of the trigger signal.
3. Click the on the left top of the display area to force a trigger signal,
which is mainly applied to the "Normal" and "Single" trigger modes.
Touchscreen Controls
You can control the oscilloscope by different gestures. The touchable icon at the
top right of the screen is used to enable (
) or disable (
) the touchscreen
controls.
The instruction of touchscreen controls is as below.
Run/Stop: Click the or on the left top of the display area to run or stop
the waveform sampling.
Force trigger: Click the on the left top of the display area to force a
trigger signal, which is mainly applied to the "Normal" and "Single" trigger
modes.
Autoset: Click the on the left top of the display area to auto set.
Select a menu item: Touch the menu items in the bottom menu, or in the right
menu, or in the left menu.
Switch menu items: If there are options that can be switched on the menu,
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