GRASS VALLEY KARRERA, Installation & Service Manual

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Installation & Service Manual
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Frame Operating Mode
The selected Frame Operating Mode determines the Frame’s video input and output
formats (excluding MatchDef and SetDef) and the internal processing used for the video.
ME Blanking Settings
Production switchers normally regenerate a clean blanking interval. When the switcher
must pass ancillary information such as embedded audio, this blanking regeneration can
be disabled. This following settings apply to the output blanking of all the M/E.
Pass Bus A’s Ancillary Data – Passes the ancillary data from the A bus to the M/E Program
output during the vertical interval.
Regenerate Blanking – Regenerates blanking during the vertical and horizontal intervals.
To Regenerate blanking for M/Es; no audio, subtitles, closed captioning, etc.:
1 Select Eng Setup, Video Settings, in the menu.
2 Select Regen Blanking in the ME Blanking pane.
About Switcher System Timing
SST (Switcher System Timing) is the position of the switcher timing in relation to the
reference signal. SST can be delayed or advanced using the Switcher Horizontal and
Switcher Vertical Offsets in the Eng Setup, Video Settings, Timing menu.
The total delay of a video input to the switcher output can vary according to the
relationship of the input to the switcher reference. The switcher will automatically autotime
inputs that fall within an autotiming window. Inputs must be within this