Grass Valley PVS Series System Guide v.4.0 Dec 10 200 - Manual (Page 131)

Erasing video input VBI information
July 27, 2001 Profile XP System Guide 131
4. Perform one of the following:
- If you do not want to erase any lines, clear the Erase lines between check box.
- If you want to erase lines in the vertical interval, select the Erase lines between
check box, then select the starting and ending lines numbers using the sliders.
5. Click Finish to saving your settings.