Keysight Technologies MSO-X 2002A User Manual

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Keysight Technologies MSO-X 2002A User Manual Manual pdf 140 page image

140 Keysight InfiniiVision 2000 X-Series Oscilloscopes User's Guide10 TriggersTo trigger on all sync pulsesTo quickly find maximum video levels, you could trigger on all sync pulses. WhenAll Lines is selected as the Video trigger mode, the oscilloscope will trigger on allhorizontal sync pulses.1 Press the [Trigger] key.2 In the Trigger Menu, press the Trigger softkey; then, turn the Entry knob toselect Video.3 Press the Settings softkey, then press the Standard softkey to select theappropriate TV standard.4 Press the Mode softkey and select All Lines.To trigger on a specific field of the video signalTo examine the components of a video signal, trigger on either Field 1 or Field 2(available for interleaved standards). When a specific field is selected, theoscilloscope triggers on the rising edge of the first serration pulse in the verticalsync interval in the specified field (1 or 2).Figure 16 Triggering on All Lines