Grass Valley Profile XP Aug 16 2004 - Manual (Page 166)

Chapter 5 Modifying a Channel: Video Settings
166 Profile XP System Guide 23 July 2004
3. Click VBI Encoding . By default, Compress VBI is selected, and no VBI information
is recorded in uncompressed form.
4. To store VBI information in uncompressed form, clear the Compress VBI
checkbox. A list of lines that will not be compressed is displayed. By default, no
lines are listed.