Left Arrow = Left turn signal Right Arrow = Right Turn Signal Up Arrow = Hazards Down = Signals off 0 = HORN 1 = code 1 2 = code 2 3 = code 3 4 = code 4/lights off 5 = background in station 6 = background on road day 7 = back ground on road night p = disengages parking brake 0 = engages parking brake h = headlights on g = headlights off j = front floods on k = front floods off q = close call out board w = open call out board a = close ELS panel s = open ELS panel V = Q2B wind up (auto wind down) (to use call out board press one of the 3 buttons to announce call) click ignition to start truck click stop to stop (duh)