Daktronics AF-3020-7.6-R,A - Manual (Page 12)

RX LED: LED on the signal converter that indicates if the display is sending data back to the signal
converter.
Sign Address: Identification number assigned to each sign in a network. The control software uses
the address to locate and communicate with each display independently. Displays that are on the same
network cannot have the same address.
Signal Cable Tester: Used to test the cable connections and data communication.
Signal Converter: Daktronics supplied unit which converts the data from RS/232 to RS/422 (wire
converter) or RS/232 to light signals (fiber converter). The signal converter is used in RS/422 systems
or fiber systems respectively.
Surge Suppressor (Surge Protector): Device inserted in the alternating current utility line and/or
telephone line to prevent damage to electronic equipment from voltage "spikes" called transients.
TX LED: LED on the signal converter, which indicates the control PC, is sending data to the display.
Venus 1500: Daktronics designed, Windows based software used to create and edit messages on the
displays.
Introduction 1-6