3.Junior User Guidebook
and push the Horizontal Position knob to set the triggering displacement back to 0
as a shortcut key.
3. Push the Horizontal HOR button to switch between the normal mode and the
wave zoom mode.
Introduction to the Trigger System
As shown in Figure 3-12, there are one knob and three buttons make up Trigger
Controls. The following practices will direct you to be familiar with the setting of the
trigger system gradually.
Figure 3-12 Trigger Control Zone
1. Push the Trigger Menu button and call out the trigger menu. With the operations
of the menu selection buttons, the trigger setting can be changed.
2. Use the Trigger Level knob to change the trigger level setting.
By turning the Trigger Level 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 Trigger Level 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. Push the Force button 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.
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,
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