Triggers 10Keysight InfiniiVision 3000 X-Series Oscilloscopes User's Guide 163The Generic selection lets you trigger on custom bi-level and tri-level sync videostandards. See "To set up Generic video triggers" on page 164.7 Press the Auto Setup softkey to automatically set up the oscilloscope for theselected Source and Standard:• Source channel vertical scaling is set to 140 mV/div.• Source channel offset is set to 245 mV.• Source channel is turned on.• Trigger type is set to Video.• Video trigger mode is set to All Lines (but left unchanged if Standard isGeneric).• Display Grid type is set to IRE (when Standard is NTSC) or mV (see "To selectthe grid type" on page 132).• Horizontal time/division is set to 10 μs/div for NTSC/PAL/SECAM standardsor 4 μs/div for EDTV or HDTV standards (unchanged for Generic).• Horizontal delay is set so that trigger is at first horizontal division from theleft (unchanged for Generic).You can also press [Analyze]> Features and then select Video to quickly access thevideo triggering automatic set up and display options.8 Press the Mode softkey to select the portion of the video signal that you wouldlike to trigger on.The Video trigger modes available are:• Field1 and Field2 — Trigger on the rising edge of the first serration pulse offield 1 or field 2 (interlaced standards only).• All Fields — Trigger on the rising edge of the first pulse in the vertical syncinterval.• All Lines — Trigger on all horizontal sync pulses.• Line — Trigger on the selected line number (EDTV and HDTV standards only).• Line: Field1 and Line:Field2 — Trigger on the selected line # in field 1 or field 2(interlaced standards only).• Line: Alternate — Alternately trigger on the selected line # in field 1 and field 2(NTSC, PAL, PAL-M, and SECAM only).9 If you select a line # mode, press the Line # softkey, then rotate the Entry knobto select the line number on which you want to trigger.
