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FSN Series • User’s Guide • Rev 01 47
2. FSN-1400 Orientation
Card Descriptions
12) Loop
One BNC connector is provided for a reference Loop connection, which enables
you to loop the incoming reference signal to the next device in your system. If the
reference Loop is not used, connect a 75 ohm terminator to the connector.
13) Ref Out
One BNC connector is provided for a Reference Output signal. Using the
{Reference Out} button on the Reference and Output Setup Menu, this output
can be toggled between Tri-Level Sync and Black Burst.
14) Tally Connector
One DB-50 connector is provided for tally, with 24 contact closures available. In
Appendix A, refer to the “Tally Connector
” section on page 443 for pinouts. In
Chapter 6, refer to the “Tally Setup” section on page 303 for setup details.
15) GPIO Connector
One DB-25 connector is provided for GPIO, with four input ports and eight output
ports. In Appendix A, refer to the “GPIO Connector” section on page 444.
Important
The sync out format (as provided on the connector) changes,
depending on the selected native video format. In
Appendix A, refer to the “Reference Video Output
Specifications” section on page 434 for details.
Note
This function is currently not implemented.