2-11
Confidential
050B When the temperature of the 
center thermistor of the fuser 
unit is lower than the idle 
temperature, the side thermistor 
of the fuser unit detected a 
temperature higher than the 
specified value.
2-44
050C When the temperature of the 
center thermistor of the fuser 
unit is higher than the idle 
temperature, the side thermistor 
of the fuser unit detected a 
temperature lower than the 
specified value.
2-44
050D ---
050F ---
0600 ---
0700 ---
0800 Error occurred in the internal 
temperature sensor.
2-45
0900 Machine detected more than 
100 times that supplied power 
was unstable.
2-45
0A01 The blower failure was detected. 2-45
0A02 The fuser fan failure was 
detected.
2-46
0B01 Error occurred in the 
high-voltage power supply PCB 
ASSY while the machine is in 
operation.
2-46
0B02 Error occurred in the 
high-voltage power supply PCB 
ASSY in the ready state.
2-46
0C00 Error occurred in the density 
sensor.
2-46
0D01 ---
0D02 ---
0D03 ---
0D04 ---
0E00 Communication error occurred 
in the high-voltage power supply 
PCB ASSY.
2-47
Error 
Codes
Description
Refer 
to:
1003 The registration mark sensor R 
is dirty and cannot normally 
receive reflected light.
2-47
1004 The registration mark sensor L 
is dirty and cannot normally 
receive reflected light.
2-47
1100 ---
1200 ---
1300 ---
1400 Condensation occurred in the 
machine.
2-48
1500 Error occurred in the paper eject 
origin sensor.
2-48
1C00 The reading signal of the 
EEPROM of the laser unit 
cannot be detected.
2-48
1D01 ---
1D02 ---
1D03 ---
1D04 ---
1E01 ---
1E02 ---
2001 ---
2002 ---
2003 ---
2004 ---
2005 ---
2006 ---
2101 ---
2102 ---
2103 ---
2104 ---
2105 ---
2201 ---
2202 ---
2203 ---
2204 ---
Error 
Codes
Description
Refer 
to: