Agilent Technologies 4000 X-Series User Manual page 38

1
Getting Started
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5.
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38
Entry knob The Entry knob is used to select items from menus and to change values.
The function of the Entry knob changes based upon the current menu
and softkey selections.
Note that the curved arrow symbol
illuminates whenever the entry knob can be used to select a value. Also,
note that when the Entry knob
can use the Entry knob, to select values.
Often, rotating the Entry knob is enough to make a selection. Sometimes,
you can push the Entry knob to enable or disable a selection. Pushing the
Entry knob also makes popup menus disappear.
Waveform keys [Analyze] key — Press this key to access analysis features like:
• Trigger level setting.
• Measurement threshold setting.
• Video trigger automatic set up and display.
• Mask testing (see
• The DSOX4PWR power measurement and analysis application.
• Digital voltmeter (DVM) (see
on page 283).
The [Acquire] key lets you select Normal, Peak Detect, Averaging, or
High Resolution acquisition modes (see
Mode"
Segmented Memory"
The [Display] key lets you access the menu where you can enable
persistence (see
display, and adjust the display grid (graticule) intensity (see
the grid intensity"
[Touch] key — Press this key to disable/enable the touchscreen.
Trigger controls These controls determine how the oscilloscope triggers to capture data.
See Chapter
Mode/Coupling," starting on page 205.
Agilent InfiniiVision 4000 X-Series Oscilloscopes User's Guide
Chapter 15, "Mask Testing," starting on page 271).
Chapter
on page 219) and use segmented memory (see
on page 228).
"To set or clear persistence"
on page 153).
10, "Triggers," starting on page 165 and
above the entry knob
symbol appears on a softkey, you
16, "Digital Voltmeter," starting
"Selecting the Acquisition
"Acquiring to
on page 151), clear the
"To adjust
Chapter 11, "Trigger