HP 54616B User And Service Manual page 71

Set the time base to 200 µs/div, then center the signal on the display
5
with the delay knob (delay about 800 µs).
Press
6
Set the delayed sweep to 20 µs/div, then set the expanded portion
7
over the VITS (delay about 920 µs, dependent on broadcast channel).
Figure 2-28
Frame 2 windowed on the VITS in Line 18
, then press the
Main/Delayed
Operating Your Oscilloscope
To analyze video waveforms
Delayed softkey.
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