Instruction Manual
Page 21
MP6212 TROUBLESHOOTING Problem Does not operate (display does not light) No power to unit No speakers operate (display lights normally) Not all to chassis ground or to bare wires each other Power wire shorting to Make sure wire is not pinched ground Speaker wires shorting Make sure wire...Blows fuses Cause No power to red wire Inline fuse blown Inline fuse blown Speaker harness not connected Corrective Action Check connection with test light Replace fuse Check/replace fuse Connect speaker harness; no power to yellow wire; check vehicle fuse with test light; check speaker wires ...
MP6212 TROUBLESHOOTING Problem Does not operate (display does not light) No power to unit No speakers operate (display lights normally) Not all to chassis ground or to bare wires each other Power wire shorting to Make sure wire is not pinched ground Speaker wires shorting Make sure wire...Blows fuses Cause No power to red wire Inline fuse blown Inline fuse blown Speaker harness not connected Corrective Action Check connection with test light Replace fuse Check/replace fuse Connect speaker harness; no power to yellow wire; check vehicle fuse with test light; check speaker wires ...