Manual - Holdan.eu

The Key Min/Max may need to be readjusted after making the softness
adjustment.
Touch up any of the previous settings to get a clean key.
At this point, only the key color should be transparent.
Adjust Max Fade Level to change the transparency of the overlay.
Exit.
Make the preview active:
If a button is designated for Take (default button 2) press the button to
send the preview to the program monitor.
If the Take button has been unassigned, go to the Adjust transitions
submenu and select Take.
Independent Mode Method
Change mode:
Change Mode to Independent.
Setup Output 1 Key Source:
Enter Adjust Windows menu
Select Window A.
Select Source for the window.
Exit Adjust Windows menu
Enter Adjust Keyers menu
Turn Keyer On.
Increase Y Key Max until target color disappears.
Increase Y Key Min until reappears, then decrease until it disappears
again.
If the edges appear rough, increase the Y Key softness.
The Key Min/Max may need to be readjusted after making the softness
adjustment.
Y Key Invert will cause the portion that is currently keyed out to
become solid and the rest transparent.
Increase U Key Min until reappears, then decrease until it disappears
again.
Decrease U Key Min until reappears, then increase until it disappears
again.
If the edges appear rough, increase the U Key softness.
The Key Min/Max may need to be readjusted after making the softness
adjustment.
Increase V Key Min until reappears, then decrease until it disappears
again.