Fluke 199C/S FE 192,196,199 C Users Manual - Page 67

Triggering on Video Signals, Trigger Options, Video on

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Triggering on Video Signals To trigger on a video signal, first select the standard of the video signal you are going to measure: 1 Apply a video signal to the red input A. 2 Display the TRIGGER key labels. 5 Triggering on Waveforms Triggering on Video Signals 3 Open the Trigger Options menu. Figure 32. Measuring Interlaced Video Signals 6 4 Select Video on A ... to open the Trigger on Video menu. Select the video standard and return. Trigger level and slope are now fixed. Observe that the key labels at the bottom of the screen have been changed to allow further selection of specific video trigger settings: 5 Select positive signal polarity for video signals with negative going sync pulses. 59

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Triggering on Waveforms
Triggering on Video Signals
5
59
Triggering on Video Signals
To trigger on a video signal, first select the standard of the
video signal you are going to measure:
1
Apply a video signal to the red input A.
2
Display the
TRIGGER
key labels.
3
Open the
Trigger Options
menu.
4
Select
Video on A
… to open the
Trigger on Video menu.
5
Select positive signal polarity for
video signals with negative going
sync pulses.
Figure 32. Measuring Interlaced Video Signals
6
Select the video standard and
return.
Trigger level and slope are now fixed.
Observe that the key labels at the bottom of the screen
have been changed to allow further selection of specific
video trigger settings: