K drum phase sensor trouble
CL drum phase sensor trouble
Temperature/humidity sensor trouble
Toner supply operation trouble (K)
Toner supply operation trouble (C)
Toner supply operation trouble (M)
Toner supply operation trouble (Y)
Improper toner cartridge detection (K)
Improper toner cartridge detection (C)
Improper toner cartridge detection (M)
Improper toner cartridge detection (Y)
Toner cartridge CRUM error (K)
Toner cartridge CRUM error (C)
Toner cartridge CRUM error (M)
Toner cartridge CRUM error (Y)
Image density registration sensor trouble
High density process control high voltage
error (K) [MX-C301W]
High density process control high voltage
error (C) [MX-C301W]
High density process control high voltage
error (M) [MX-C301W]
High density process control high voltage
error (Y) [MX-C301W]
Paper feed tray 2 lift up trouble
ICU-Fax communication trouble (ICU)
Fax EEPROM read/write error [MX-C301W]
Fax modem operation trouble.
LIU & Fax soft switch error (combination)
Access error to 1-chip on Fax board
[MX-C301W]
Fax Pwb compatibility trouble [MX-C301W]
Improper Fax & Destination information
[MX-C301W]
Communication error between MFP and
printer section when booting [MX-C301W]
Thermistor open trouble (TH_UM_AD2).
Thermistor open trouble (TH_US).
Compensation Thermistor open trouble
(TH_UM_AD1 or TH_UM_CS)
Fuser high temperature trouble (TH_UM
or TH_UM_CS).
Sub thermistor fusing section high
temperature (TH_US).
Fuser low temperature (TH_UM_AD1 or
TH_UM_CS)
5 continuous (POD1 not reach) jams
Fuser low temperature recovery error
(TH_UM_CS)
Transfer unit lift trouble [MX-C301W]
Power source cooling fan trouble
Fusing cooling fan trouble
Ozone fan motor 1 trouble
Power source cooling fan 2 trouble
[MX-C301W]
Power source cooling fan 3 trouble
[MX-C301W]
Polygon motor trouble (LSU)