Lobby Control Unit Setup
Version 3.7 Telephone Access System Installation and Operation Manual 49 (119)
LT-969 Copyright January 2017
4.1 Controller Board
Figure 25 shows the general layout of the Lobby Control Unit main controller
board. See Figure 27 and Figure 31 for a detailed description of the connectors at
the bottom and top of the controller board.
Figure 25. Lobby Control Unit Main Controller Board