E10 Abnormal charge corona current
E11 Abnormal transfer corona current
E12 Discharge LED open or no +24 VDC
E13 Correct toner density not obtained after 90 seconds. Toner supply and toner hopper have toner
E20 Scanner motor speed is not stabilized after 7 seconds
E21 Auto power control end signal of laser not detected
E25 Main motor speed is not stabilized after 1 second
E26 Fan motor is not on or no +24 VDC
E30 Fuser temp over 446°F (230°C) or open thermistor
E31 Fuser temp below 356°F (180°C) for 1 minute or fuser temp below 167°F (75°C) 40 seconds after power on
E80 Fuser and transfer corona units reach time for replacement
E81 Ozone filter reaches time for replacement
Reprinted with permission from laser-service.com
