Grass Valley Aurora Edit LD v.6.0a Installation - Manual (Page 131)

Aurora Edit Installation and Configuration Guide 131
GPI Pin Assignments
There are 2 COM port connectors on the backplane of the Aurora Edit
workstation, COM1 and COM2, which are located alongside the other
motherboard connectors. Both COM ports are generally used for the Aurora
Playout application but can also be used with Aurora Edit. See the User Guide
for setting up the GPI Commands in relationship to the pins shown in the
illustration and table below.
Pin COM1 Function COM2 Function
1 - -
2 - -
3 - -
4 - -
5 Chassis Ground Chassis Ground
6 IN 2 IN 5
7 +12V +12V
8 IN 1 IN 4
9 IN 3 IN 6
Provide +5 to +24 volts to an input to trigger.