Grass Valley Concerto Routing Matrix v.1.8.1 - Manual (Page 175)

Concerto — Installation and Service Manual 175
Glossary
AES
Audio Engineering Society. AES represents
any of the digital audio standards estab-
lished by the Audio Engineering Society.
AES/EBU
Name for a digital audio standards estab-
lished jointly by the Audio Engineering Soci-
ety and European Broadcasting Union. The
sampling frequencies for this standard vary
depending on the format being used.
Alarm
A signal indicating major or minor alarm
conditions. An alarm condition causes the
alarm relay contact to close. Some common
alarm conditions include, power supply fail-
ure, fan failure, or over temperature.
All-level Takes
Switch the same input number on all Levels,
to the controlled Destination.
AANSI
American National Standards Institute.
Assignment
Assignment is an action that grants permis-
sion for exclusive control of a resource. Mul-
tiple devices may be assigned permission for
exclusive control of a single device, however
only one may exercise control at a specific
point in time.
Control of particular sources and TieLines
can be Assigned to destinations on a case-by-
case basis.
Backplane (Rear connector channel, Mother-
board)
The circuit board at the back of an electronics
frame where modules (from the front) and
cables (from the rear) are plugged-in.
BNC
Bayonet Neill-Concelman (BNC) connector.
(Named for its inventors). A type of coaxial
cable connector.
BPS
Button Per Source. Name given to a panel
feature that performs a source take with the
single push of a button.
Breakaway
A Take operation which is performed by ac-
cessing the control Levels of a Destination in-
dividually and selecting a different Source
on at least one Level than that selected on the
others. Breakaways allow a Destination to se-
lectively utilize video and audio from differ-
ent Sources.
BSY
Busy. This is commonly found on the mod-
ules to identify the yellow busy LED.
Bus
A signal path to which a number of inputs
may be connected to feed one or more out-
puts. Also, a signal path used to communi-
cate between devices such as the node bus or
the Control Panel bus. the node bus is used to
communicate between the MCPU and the
Controller modules. The Control Panel bus is
used to communicate between the MCPU
and Control Panels.