UTD2000 Series User Manual
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4.3 Video trigger
UTD2025CL support video trigger compactable to NTSC or PAL standard video
signals. (Only UTD2025CL have such functions)
Trigger coupling will automatic preset to DC coupling if the video trigger is active.
Video trigger menus are shown in the table below:
Tabel 4-4 Video trigger menu
Function
Menu
Setting Description
Type Viedo
Source
CH1 Set CH1 as the triggering signal source
CH2 Set CH2 as the triggering signal source
EXT Set external trigger input channel as the triggering signal source
AC Line Set AC power line as trigger source
Alter Set to Alternative trigger between CH1 and CH2 as signal source
Standards
PAL Select to PAL video standard
NTSC Select to NTSC video standard
Sync
All line Set trigger synchronize to video line.
Lines Set the video to sync and trigger on specific lines
Even field Set the video to sync and trigger on even field
Odd field Set the video to sync and trigger on odd field
Figure 4-1 is an example screen display when PAL video trigger model is selected as
standard and synchronization mode is All line synchronization.
Figure 4-1 Video Trigger: Line Synchronization
Figure 4-2 is an example screen display when PAL video trigger model is selected as
standard and synchronization mode is set to field synchronization.
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