138 Keysight InfiniiVision 3000T X-Series Oscilloscopes User's Guide
7 Digital Channels
The sizing control lets you spread out or compress the digital traces vertically on
the display for more convenient viewing.
To switch a single channel on or off
1 With the Digital Channel Menu displayed, rotate the Entry knob to select the
desired channel from the popup menu.
2 Push the Entry knob or press the softkey that is directly below the popup menu
to switch the selected channel on or off.
To switch all digital channels on or off
1 Press the [Digital] key to toggle the display of digital channels. The Digital
Channel Menu is displayed above the softkeys.
If you want to switch the digital channels off, and the Digital Channel Menu is not
already displayed, you must push the [Digital] key twice to switch the digital
channels off. The first push displays the Digital Channel Menu, and the second
push switches the channels off.
To switch groups of channels on or off
1 Press the [Digital] key on the front panel if the Digital Channel Menu is not
already displayed.
2 Press the Turn off (or Turn on) softkey for the D15 - D8 group or the D7 - D0 group.
Each time you press the softkey, the softkey's mode toggles between Turn on and
Turn off.
To change the logic threshold for digital channels
1 Press the [Digital] key so that the Digital Channel Menu is displayed.
2 Press the Thresholds softkey
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