Operating Basics
TDS 340A, TDS 360 & TDS 380 User Manual
2–15
Using Autoset
The TDS 300 Series autoset feature produces a stable, triggered display of
almost any input signal. To use autoset, connect a signal to either the CH 1 or
CH 2 input connector, and press the AUTOSET button (shown in Figure 2–8).
Autoset
Figure 2–8: The AUTOSET button
Table 2–1 specifies the changes autoset makes in your oscilloscope setup.
Table 2–1: Autoset defaults
Control Changed by autoset to
Selected channel If none already displayed, numerically lowest of the displayed
channels
Acquire Mode Sample
Acquire Stop After RUN/STOP button only
Display Style Vectors
Display Intensity — Overall If less than 50%, set to 75%
Display Format YT
Horizontal Position Centered within the graticule window
Horizontal Scale As determined by the signal frequency
Horizontal Time Base Main Only
Trigger Position Unchanged
Trigger Type Edge
Trigger Source Numerically lowest of the displayed channels (the selected
channel)
Trigger Level Midpoint of data for the trigger source
Trigger Slope Positive
Trigger Coupling DC
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