74 KARRERA — Installation & Service Manual
Section 4 — System Cabling
Figure 43. ClipStore Connection Using Distribution Amplifiers
Video Processor Frame GPI/Tally Interface
The GPI (General Purpose Interface) and tally interface provides a means
to transfer commands to and from the switcher to external customer pro
-
vided equipment. A one wire per function parallel hardware relay mecha-
nism is used. The nominal contact rating specification for each relay is 1A,
60 V.
Note A serial tally interface that communicates with third party devices over a
Video Processor Frame RS422 connector is also available. Refer to the sep
-
arate Switcher Products Protocols Manual for specific information.
Channel 2
Channel 3
Channel 4
Channel 1
Karrera
Video
Processing
Frame
Aux Bus Out/Key to DA (even)
Aux Bus Out/Video to DA (odd)
ClipStore
(Summit)
8623266_96
Aux Bus
Pair Out
DA
DA
Video/Key
Channels In
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