User`s guide

132 5000 Series Oscilloscope User’s Guide
3 Triggering the Oscilloscope
3 Press the sync polarity softkey to set the TV trigger to either
positive ( ) or negative ( ) sync polarity.
4 Press the Standard softkey to set the TV standard.
The oscilloscope supports triggering on the following
television (TV) and video standards.
5 Press the Mode softkey to select the portion of the video
signal that you would like to trigger on.
The TV trigger modes available are:
• Field1 and Field2 — Trigger on the rising edge of the first
serration pulse of field 1 or field 2 (interlaced standards
only).
• All Fields — Trigger on the rising edge of the first pulse in
the vertical sync interval (not available in Generic mode).
• All Lines — Trigger on all horizontal sync pulses.
• Line — Trigger on the selected line # (EDTV and HDTV
standards only).
• Line: Field1 and Line:Field2 — Trigger on the selected line # in
field 1 or field 2 (interlaced standards only except 1080i).
• Line: Alternate — Alternately trigger on the selected line # in
field 1 and field 2 (NTSC, PAL, PAL-M, and SECAM only).
Standard Type Sync Pulse
NTSC Interlaced Bi-level
PAL Interlaced Bi-level
PAL-M Interlaced Bi-level
SECAM Interlaced Bi-level
Generic Interlaced/Progressive Bi-level/Tri-level
EDTV 480p/60 Progressive Bi-level
HDTV 720p/60 Progressive Tri-level
HDTV 1080p/24 Progressive Tri-level
HDTV 1080p/25 Progressive Tri-level
HDTV 1080i/50 Interlaced Tri-level
HDTV 1080i/60 Interlaced Tri-level