B&K Precision 2542B-GEN - Manual - Manual (Page 192)

Quick Start Guide
192
6.4 Triggering a Video Signal
Video trigger can be used to capture the standard video
signals. The trigger circuit detects the vertical and horizontal
interval of the waveform and produces triggers based on the
Video trigger setting you have selected.
Trigger on Odd or Even Fields of the Video Signal
 Press the Trigger MENU key to display the TRIGGER
menu.
 Press the Type softkey to select the Video trigger mode.
 Press Source softkey to select CH1.
 Press Polarity softkey to select negative polarity
.
 Press Sync softkey to select Odd Field or Even Field.