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IM DLM4038-03EN
3.3 Using USB Keyboards and Mouse Devices
Setting the Vertical Scale (V/div) and Time/div
• Setting the Vertical Scale (V/div)
When the waveform of a channel whose voltage is being measured appears on the display,
move the pointer close to the V/div value. The pointer becomes a
.
Rotate the mouse wheel forward to increase the V/div value, and rotate it back to decrease the
value.
• Setting Time/div
Move the pointer close to the time/div value that is displayed in the upper right of the screen. The
pointer becomes a
.
Rotate the mouse wheel forward to increase the Time/div value, and rotate it back to decrease
the value.
Set the vertical scale (V/div).
Set time/div.
Special USB Mouse Operations
When you use a USB mouse, the following buttons appear at the top of the screen. Click on the
buttons to perform the following operations.
Starts waveform acquisition
Stops waveform acquisition
Starts and stops cursor measurement
Displays and hides the Zoom1 window
Pencil tool
When you click the execute button,
waveform acquisition starts and the
execute button changes to the stop
button.
When you click the stop button,
waveform acquisition stops and the
stop button changes to the execute
button.
When you click on the pencil tool button, the pointer takes on
the shape of a pencil , and you can use the pointer as a
pencil tool. If you click the pencil tool button again, the pointer
will return to normal.
Pencil Tool
• By dragging the mouse, you can draw lines and characters
by freehand.
• You can use the pencil tool to perform menu operations too.
• When you change the pencil tool back to the normal pointer
or perform a menu operation, the lines and characters that
you drew disappear.
Buttons
