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3.5 Triggering on a Video Signal
Observe the video circuit in a piece of medical equipment and Use the video
trigger to obtain a stable display.
3.5.1Triggering on Video Field
To trigger on the video fields, follow these steps:
1
）
. Press the “TRIGGER MENU” button to see “trigger menu”
2
）
.Press the top option button and select “Video”.
3
）
.Press the “source” option button and select “CH1”.
4
）
. Press the “Sync” option button and select “Odd Field” or “Even Field”.
5
）
. Press the “Standard” option button and select “NTSC”.
6
）
. Turn the horizontal “S/Div” knob to see a complete field across the screen.
7
）
. Turn the vertical “Volts/Div” knob to ensure that the entire video signal is visible
on the screen.
3.5.2 Triggering on Video Lines
To trigger on the video lines, follow these steps:
1
）
.Press the “TRIGGER MENU” button to see the trigger menu
2
）
.Press the top “option” button and select “Video”.
3
）
. Press the “Sync” option button and select “Line Num” and turn the universal
knob to set a specific line number.
4
）
.Press the “Standard” option button and select “NTSC”.
5
）
. Turn the “S/Div” knob to see a complete video line across the screen.
6
）
. Turn the “Volts/Div” knob to ensure that the entire video signal is visible on
the screen.
Summary of Contents for SDS1000 Series
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