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3.Junior User Guidebook
15
Upper knob: adjust horizontal position
When the HOR
button is lit
Lower knob: adjust horizontal scale
Figure 3-11 Horizontal Control
1. When the HOR button is lit, push the HOR button to switch between the
normal mode and the wave zoom mode.
2. When the HOR button is lit, turn the lower knob to change the horizontal
time base setting and observe the consequent status information change.
Turn the lower knob to change the horizontal time base, and it can be
found that the Horizontal Time Base displayed in the status bar changes
accordingly.
3. When the HOR button is lit, use the upper knob to adjust the horizontal
position of the signal in the waveform window. The upper knob is used to
control the triggering displacement of the signal or for other special
applications. If it is applied to triggering the displacement, it can be
observed that the waveform moves horizontally with the knob when you
rotate the upper knob.
Triggering displacement back to 0 shortcut key
Turn the upper knob to change the horizontal position of channel and push the
upper knob to set the triggering displacement back to 0 as a shortcut key.
Introduction to the Trigger System
As shown in Figure 3-12, there are one knob and one button make up Trigger
Controls. The following practices will direct you to be familiar with the setting
of the trigger system gradually.
Upper knob: adjust trigger level
When the Trigger button is lit
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