C000 Main drive problem C001 Main drive speed. Too fast or too slow C004C Fan motor problem C004E Power supply fan problem C0070 Toner motor drive problem C0071 Toner motor speed. Too fast or too slow C010 Drum motor drive problem C011 Drum motor speed. Too fast or too slow C0400 Exposure lamp does not turn on or AE sensor problem C0500 Low fuser temperature during warm-up C0510 Low fuser temperature after warm-up C0520 High fuser temperature C0600 Scan motor drive problem C0610 Lens motor drive problem C0620 Mirror motor drive problem C0990, C0991 Main tray up problem C0992, C0993 Main tray down problem C0994 Elevator motor problem
Reset printers and cartridge. Printers problem solving,tips, tricks and tutorial.