Anyone who wants to learn about automated lighting programming must study and master one very important task: Patching. Without this ability, the data within the desk will not be able to communicate properly with the connected fixtures and other devices. Patching requires an understanding of a console’s specific methodologies, DMX fundamentals and intimate details of the lighting rig layout. No matter the show or the console, a programmer must properly patch the system to actually control lighting units.
Read the full article at: http://plsn.com/current-issue/10-feeding-the-machines/22524-patching-prestidigitation.html