Avid Technology Pro Tools SYNC HD, Руководство пользователя

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Chapter 5: Additional Operational Information 47
VITC Read Lines
This setting determines which line pair of incom-
ing video is used for the VITC source.
To choose the VITC read lines:
1
Select VITC Read Lines (“rdr LInE”), using the
Set, Down, and Up switches.
2
Press Set.
3
Use Down and Up to scroll parameters, which
include:
• Auto (ALL-LInE)—where the SYNC HD will
search all lines and select the first valid line pair
automatically
• A currently selected read line pair.
4
Press Set.
VITC Generate Lines
This setting determines the line pair of the video
signal at the Video Out connector onto which the
SYNC HD inserts VITC. Normally, this should be
left at the default setting of 14/16.
To choose the VITC generate lines:
1
Select VITC Generate Lines (“6En LInE”), us-
ing the Set, Down, and Up switches.
2
Press Set. The LED Timecode Display displays
the current lines.
3
Use the Down and Up switches to scroll param-
eter values.
4
Press Set. The SYNC HD will retain the setting,
even when the unit is powered off and on again,
until it is changed.
Window Dub/Burn
By enabling this setting, you can superimpose a
window dub onto an incoming video signal.
The front panel lets you enable window dub but
does not let you adjust any window options.
To enable or disable the SYNC HD window dub
using the front panel controls:
1
Select Burn Enabled (“burn EnA”), using the
Set, Down, and Up switch.
2
Press Set.
3
Use the Down and Up switches to toggle be-
tween On/Off.
4
Press Set. The SYNC HD will retain the setting,
even when the unit is powered off and on again,
until it is changed.
See “Generating a Window Dub” on page 42 for
Pro Tools window dub instructions. See
“SYNC HD Defaults” on page 54 for default dis-
play settings.
Freewheel Length/Duration
Freewheel Length sets the period of time for which
the SYNC HD will continue to regenerate time-
code when incoming timecode is interrupted.
See “Freewheel Duration” on page 32 for an ex-
planation of this feature.