Tektronix TDS5000B Series, Online Help Manual

Page: 117 / 420

117
Select User Preferences from the Utilities menu to display the Prompt Before Action window.
Click Autoset to toggle between OFF and ON:
ƒ
OFF to immediately perform an Autoset when the AUTOSET button is pushed.
ƒ
ON to display a prompt when the AUTOSET button is pushed.
Click Close to save your selection.
The following table lists the Autoset defaults.
Control Changed by Autoset to
Selected Channel Numerically lowest displayed channel
Acquisition Mode Sample
RUN/STOP RUN
Deskew, Channel/Probe Unchanged
Display Style Vectors
Display Intensity—Overall If less than 50%, set to 100%
Display Format YT
Horizontal Position Centered within the graticule window
Graticule Setting Unchanged
AutoBright On
Horizontal Scale As determined by the signal frequency,
or 100
µ
s/div
Record Length and
Sample Rate When a new time-per-division is
calculated, the sample rate changes to
maintain the current record length. If the
sample rate cannot be changed because
of hardware limitations, the sample rate
is set to maximum while the record
length is reduced to maintain the time-
per-division.
Trigger Position Delay Off
Trigger A >B Sequence A Only
Main Trigger Type Edge
Trigger Source Numerically lowest displayed channel
(the selected channel)
Trigger Level 50% of selected channel’s amplitude
Trigger Slope Positive