Hall Research VSA-51-R - Manual (Page 11)

Digital AV Room Control System
9
VSA-UI-DP Rear
9. Receiver RJ45 port. Connects directly to “UI Control” port on VSA-51-R receiver via Cat5 cable. This link
handles communication and sends power to the UI panel from the receiver.
10. Expansion Header for optional extended control panel (VSA-UI-8).
11. IR/Serial Port. Provides captive screw terminals for IR and secondary RS232 output. The diagram below shows
the pin out for the Phoenix connector.