Tektronix 222 Operator's Manual page 67

222 DSO Operators-How It Works
Dlgltal Storage
r ~ n i x 222
osci~loscope
Press the
button repeatedly with the menu displayed to
cycle through the menu choices. Press to remove the
menu after ihe correct selection has been made. Calling up
another menu also removes the TRIG POS menu from the
display.
Press P O S ~ to acquire the majority of data points after
the trigger event.
Press M I - to acquire data points divided evenly on
both sides of the trigger event.
Press P R E ~ to acquire the majority of data points from
prior to the trigger event.
The menu clears and the normal acquisition readouts return
when a direct selection has been made.