Tektronix TPS2000 Series User Manual page 215

To perform a Single Sequence acquisition, push the SINGLE SEQ
button.
Source Options.
Source option
Numbered chan-
nels
Ext
Ext/5
Ext/10
NOTE. To view an Ext, Ext/5, or Ext/10 trigger signal, push and hold
down the TRIG VIEW button.
TPS2000 Series Digital Oscilloscope User Manual
Details
Triggers on a channel whether or not the waveform is
displayed
Does not display the trigger signal; the Ext option uses the
signal connected to the EXT TRIG front-panel BNC and
allows a trigger level range of +4 V to --4 V
Same as Ext option, but attenuates the signal by a factor
of five, and allows a trigger level range of +20 V to --20 V;
this extends the trigger level range
Same as Ext option, but attenuates the signal by a factor
of ten, and allows a trigger level range of +40 V to --40 V;
this extends the trigger level range
Reference
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