Get Acquainted w
ith the Instrument
4. The waveform
record view shows the trigger location relative to the waveform record. The line color corresponds to the
selected waveform color. The brackets show the part of the record currently displayed o n the screen.
5. The trigger status readout shows trigger status. Status conditions are: PrTrig: Acquiring pretrigger data. Trig? = Waiting
for trigger. Trig’d: Triggered. Auto: Acquiring untriggered data.
6. The s ecurity icon indicates when the I/O ports are disabled.
7. The cursor readout shows time, amplitude, and delta () values for each cursor. For FFT measurements, it shows
frequency and magnitude. For serial and parallel buses, the readout shows the decoded values.
8. The trigger level icon shows the trigger level on the waveform. The icon color corresponds to the trigger source color.
9. The trigger readout shows the trigger source, slope, and le vel. The trigger readouts for other trigger types show other
parameters.
10. The top line of the record length/sampling rate readout shows the sampling rate. You can adjust it with the Horizontal
Scale knob. The bottom line shows the record length. You can adjust it by pushing Acquire and Record Length
on the lower menu.
46 MDO3000 Series Oscilloscopes User Manual
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