Acq. Complete: The oscilloscope has completed a Single Sequence
acquisition.
Auto: The oscilloscope is in auto mode and is acquiring waveforms in the
absence of trigger.
Scan: The oscilloscope is acquiring and displaying waveform data
continuously in scan mode.
4. The center graticule readout shows the time at the center graticule. The
trigger time is zero.
5. The trigger level icon shows the Edge or Pulse Width trigger level on the
waveform. The icon color corresponds to the trigger source color.
6. The trigger readout shows the trigger source, level, and frequency. Trigger
readouts for other trigger types show other parameters.
7. The horizontal position/scale readout shows the main time base setting
(adjust with the Horizontal Scale knob).
8. The channel readout shows the vertical scale factor (per division) for each
channel. Adjust with the Vertical Scale knob for each channel.
9. The waveform baseline indicator shows the ground reference points (the
zero-volt level) of a waveform (ignoring the effect of offset). The icon colors
correspond to the waveform colors. If there is no marker, the channel is not
displayed.
Message area
The oscilloscope displays a message area at the bottom of the screen that conveys
the following types of helpful information:
■
Suggestion of what you might want to do next, such as when you push the
Measure button and then the Ch1 button:
Use multipurpose purpose knob to select measurement type
■
Information about the action the oscilloscope performed, such as when you
push the Default Setup button:
Default setup recalled
Operating basics
TBS1000B and TBS1000B-EDU Series Oscilloscopes User Manual 11
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