Tektronix TDS5054, User Manual

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Triggering
3- 56
TDS5000 Series User Manual
Overview Control elements and resources Triggering from the front panel
Set the
trigger
coupling
7. Push the up and down arrow buttons to set COUPLING:
H
DC passes both AC and DC components of the
input signal.
H
AC passes only the AC components of an input
signal.
H
HF REJ attenuates signals above 30 kHz.
H
LF REJ attenuates signals below 80 kHz.
H
NOISE REJECT provides lower sensitivity,
reducing the chance of falsely triggering on noise.
Select the
trigger mode
8. Push the MODE button to toggle between NORM and
AUTO trigger modes:
H
NORM requires a valid trigger event to acquire a
waveform.
H
AUTO acquires a waveform even if no valid trigger
event occurs.
Be aware that in AUTO mode, the acquired waveforms
may not be triggered.