RD-379 System Wiring The term system wiring describes all cabling and interconnecting lines in the RD-379 equipment rack. This includes input and output signal cables for the SG-1064 Time Code Generator/Reader as well as the DAIR modules. Technical manual NAVELEX 0969-LP-164-2010 illustrates the majority of system wiring in Figure 7-1, Rack and Audio Ciruits, schematic diagram.