89VX7014TROUBLESHOOTINGTroubleshootingProblem Cause Corrective ActionGENERALUnit will not poweronRadio Fuse open Install new fuse withcorrect ratingCar battery fuse open Install new fuse withcorrect ratingIllegal operation Press the RESET buttonlocated in the middleof the left side of thefront panelNo/low audiooutputImproper audio outputconnectionCheck wiring andcorrectVolume set too low Increase volume levelImproper “MUTE” connection Review wiring diagramand check “MUTE”connectionSpeakers damaged Replace speakersHeavily biased volume balance Adjust the channelbalance to the centerpositionSpeaker wiring is in contact withmetal part of carInsulate all speakerwiring connectionsPoor sound qualityor distortionPirated disc is in use Use original copySpeaker power rating notcompatible with unitConnect properspeakersSpeaker is shorted Check speaker contactUnit resets itselfwhen engine is offIncorrect connection betweenACC and positive battery wireCheck wiring andcorrect