REPETITIVE DEFECT CHART
Upper Heat Roller 77.09mm
Lower Pressure Roller 75.36
OPC Drum 62.8mm
Transfer Roller 47.1mm
Supply Roller 46.9mm
Developer Roller 35.2mm
PCR 26.7mm
PRINTER ERROR MESSAGES
!!T1 Toner Exhausted
!!T2 Invalid toner. (Cartridge has been refilled but the chip has not been replaced)
!!T3 Cartridge not installed correctly or missing
!!T4 Non Genuine Toner, cartridge not compatible with this machine. (Too soon yet to see what causes this)
!!CO Top cover open
!!EE Internal error
!!JO Paper feed jam rear of machine
!!J1 Paper jam rear of machine
!!J2 Paper jam Exit area.