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Acquiring Waveforms
CSA7000 Series, TDS7000 Series, & TDS6000 Series Instruments User Manual
3-39
Overview Control elements and resourcesTo set Roll Mode (Cont.)
To turn off roll
mode
acquisitions
5. Do the following step to stop acquisitions in roll mode:
H If you are not in Single Sequence, push RUN/
STOP to stop roll mode.
H If you are in Single Sequence, roll mode acquisi-
tions stop automatically when a complete record is
acquired.
To disable roll
mode
6. Touch the Horiz button. Select Acquisition tab from the
Horiz/Acq control window, or sel ect Horizontal/Acquisi-
tion Setup from the Horiz/Acq menu to display the
Acquisition Mode control window. Select the Acquisition
tab.
7. Select Roll Mode OFF to disable roll mode.
Or, whenever you set the Horizontal SCALE t o 40 ms
per division or fast er, roll mode turns off. At record
lengths greater than 500 points, the time per division
required to turn off roll mode becomes slower.
Note. Envelope, Average, Fast Acquisition, and
Waveform Database acquisition modes inhibit roll mode.
Acquisition Control Background
This section contains background information on the data sampling and
acquisition process that can help you more effectively setup the acquisition
window of each channel. This section describes the following:
H The acquisition hardware
H The sampling process, sampling modes, and the waveform record
H Both the normal and Fast Acquisitions acquisition cycles