User Manual

4.3 Acquiring Waveforms Using the Utility Functions
102
Description When the Overlay function is enabled ([On]).
• The Roll Mode (⇒ p. 99) and Overlay (⇒ p. 101) functions cannot both be
enabled at the same time. When the Roll Mode is enabled ([On] or [Auto]), the
Overlay function is automatically set [Off].
And setting Overlay [On] automatically turns the Roll Mode [Off].
• Printing and A/B Cursor tracing apply only to the last-acquired waveform.
When automatically overlaying (Overlay: [On], Method: [Auto])
The following operations are not available on the Waveform screen.
• Waveform scrolling
• Zoom function On/Off
• Changing time axis magnification/compression
• Changing zero position
In the following cases, overlaid waveforms are cleared and only the most recent
waveform is displayed.
• When the split-screen settings are changed on the Sheet Settings screen
• When the [X-Y Comp] settings are changed on the Sheet Settings screen
• When settings in the [Wave Disp] item column are changed on the [One Ch]
page of the Channel Setting screen.
(Display magnification, zero position, variable, display on/off, waveform color)
• When searching a waveform
When manually overlaying (Overlay: [On], Method: [Manual])
In the following cases, overlaid waveforms are displayed in different formats.
• When the split-screen settings are changed on the Sheet Settings screen.
• When the Zoom or Variable functions are switched On/Off.
Manual Overlay (Any waveform can be retained
on-screen)
To open the screen: Press the DISP key→Waveform screen
Operating Key Procedure
1
CURSOR
Move the cursor to the [Overlay] button.
2
F1 to F8
Select either choice.
Overlay Acquired waveforms remain on-screen.
Waveforms continue to be overlaid on
-
screen until cleared.
Clear Clears the screen of all overlaid wave
-
forms.