Avid Technology AirSpeed series, Installation And User Manual

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A Specifications
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Connector Pinouts and Connections
The following connectors are listed in this section:
• RS-422 Serial Control Mechanism Connections
• RS-422 Serial Remote RJ45 Connector Specifications
• Ethernet Connector Specifications
• Expansion Port Connector Specifications
• LTC Timecode Connector Specifications
• USB 2 Connector Specifications
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In order to ensure emission compliance, all cables attached to connectors on the
AirSpeed Multi Stream chassis must be fully shielded and properly grounded to the
connector shell where possible.
RS-422 Serial Control Mechanism Connections
Avid uses the industry standard guidelines for the RS-422 connection between capture and
playout servers and the control mechanism. The maximum cable length is 1200 m (4000 ft)
based on Baud Rate and a other variables (for example the cable type and electrical noise in
the environment).
RS-422 Serial Control Cables
Baud Rate Maximum Cable Length
1200 1200 m (4000 ft)
4800 1200 m (4000 ft)
9600 1200 m (4000 ft)
38400 1200 m (4000 ft)
115200 1000 m (3280 ft)