Grass Valley 1200 Operation Manual - Manual (Page 168)

4-6
Section 4— Basic Operations
3. If you learn a wipe or do a wipe recall that you don’t want,
you can undo the learn or recall by pressing
[Undo]
immediately following the learn or recall.
Figure 4-3. Background Wipe Transition
Fade to Black
You can cut or fade the switcher output to black at any time by
simply pressing the
[Black Cut] or [Black Mix] button. The fade
or cut to black takes place farther downstream in the switcher’s
architecture than any other effect, so all layers are covered by
black. To fade up from black, even if the fade down is still in
progress, press
[Black Cut] or [Black Mix] again. When the
switcher is fading or faded to black, the Black On lamp lights.
Setting Transition Rates
You can adjust the transition rate for an auto transition, DSK mix,
or fade to black using any rate from 1 to 999 frames:
Starting Video Ending Video
Wipe in Progress