Fuser unit failure (Detect fuser failure at start-up)
1 Fuser unit failure. 2 Main PCB failure.
63
Toner life end
1 Relay front PCB ASSY failure. 2 Main PCB failure
67
Toner low
1 Toner sensor PCB ASSY failure. 2 Main PCB failure
68
Temperature rise when heater is off
1 Fuser unit failure. 2 Main PCB failure
69
Mis-connect center thermistor connector
1 Harness connection failure of fuser unit. 2 Harness connection failure of relay rear PCB ASSY. 3 Fuser unit failure. 4 Main PCB failure
6A
Fuser temperature does not reach 60°C within the specified time (center thermistor)
1 Fuser unit failure. 2 Main PCB failure.
6B
Fuser temperature does not reach 100°C within the specified time (center thermistor)
1 Fuser unit failure. 2 Main PCB failure.
6C
Fuser temperature exceeds its higher limit (center thermistor)
1 Fuser unit failure. 2 Main PCB failure.
6D
Fuser temperature exceeds its lower limit (center thermistor)
1 Fuser unit failure. 2 Main PCB failure.
6E
Fuser temperature does not rise (center thermistor)
1 Fuser unit failure. 2 Main PCB failure.
6F
Hardware detects extremely high temperature of the center or side thermistors
1 Fuser unit failure. 2 Main PCB failure.
Code
Description
Causes
70
Fuser motor error
1 Motor failure. 2 Main PCB failure.
71
Laser unit polygon motor failure
1 Laser unit failure. 2 Main PCB failure.
72
Laser beam emission failure
1 Laser unit failure. 2 Main PCB failure.
75
Sensor of the inside temperature for detection detected higher than normal temperature
1 Thermistor ASSY failure. 2 Main PCB failure.
76
Rapid temperature rising failure (center thermistor)
1 Fuser unit failure. 2 Main PCB failure.
78
Rapid temperature falling failure (center thermistor)
1 Fuser unit failure. 2 Main PCB failure.
7A
No detection of main motor synchronous signal
1 Motor failure. 2 Main PCB failure.
7D
Dirt on corona wire (detect discharge error)
1 Dirt or dust on drum unit electrodes. 2 Charge HVPS PCB failure. 3 Main PCB failure
7F
Fax paper setting mismatch (The setting paper becomes besides the A4/Letter/Legal/ Folio) (Not applicable)
1 Registration front actuator 2 catching on some position. 2 Main PCB failure
80
Fax paper size is incorrect (The paper is smaller 10mm than the letter size (11inch) in Fax List/ Report)
1 Registration front actuator 2 catching on some position. 2 Main PCB failure
83
Failure of discharge detection (Printing becomes unable until the drum is replaced with a new one.) (Discharge detection becomes unable until the drum counter reaches the double of the drum life.)
1 Main PCB failure.
84
Paper jam
1 Harness connection failure of relay rear PCB ASSY. 2 Eject actuator catching on some position. 3 Paper eject sensor PCB failure. 4 Main PCB failure
1 Harness connection failure of high voltage power supply PCB ASSY. 2 Registration rear actuator catching on some position. 3 Registration rear sensor failure. 4 Main PCB failure
Code
Description
Causes
89
Incorrect paper size in duplex printing
1 Registration rear sensor failure. 2 Main PCB failure
8A
Paper jam in Tray 1
1 Dirt on edge sensor. 2 Harness connection failure of high voltage power supply PCB ASSY. 3 Paper feeding kit worn out (MP/ T1/ T2). 4 Registration front sensor failure. 5 Main PCB failure
8B
Paper jam in Tray 2
1 Dirt on edge sensor. 2 Harness connection failure of high voltage power supply PCB ASSY. 3 Paper feeding kit worn out (MP/ T1/ T2). 4 Registration front sensor failure. 5 Main PCB failure
8C
Paper jam in MP Tray
1 Dirt on edge sensor. 2 Harness connection failure of high voltage power supply PCB ASSY. 3 Paper feeding kit worn out (MP/ T1/ T2). 4 Registration front sensor failure. 5 Main PCB failure
8D
Paper jam near eject tray
1 Duplex sensor failure. 2 Main PCB failure
99
Specified paper size is not supported for duplex printing (Duplex)
1 Main PCB failure
9F
Paper empty
1 Dirt on PE sensor. 2 Harness connection failure of PE EG sensor PCB ASSY. 3 PE actuator catching on some position. 4 PE sensor failure. 5 HVPS PCB unit failure. 6 Main PCB failure
A1
Front cover opened
1 Harness connection failure of front cover sensor ASSY. 2 Part pressing the front cover sensor ASSY is broken, which is provided at the left side of the front cover inside. 3 Front cover sensor failure. 4 Relay front PCB failure. 5 Main PCB failure
A2
During scanning, 90 cm or longer of a document is detected
1 Document rear actuator catching on some position. 2 Document rear sensor failure. 3 Main PCB failure
A3
Document rear sensor is not turned on when feeding the document
1 Document rear actuator catching on some position. 2 Document rear sensor failure. 3 Main PCB failure
A4
ADF cover opened
1 ADF cover open sensor arm catching on some position. 2 ADF cover is changed in shape or cracked.e position. 3 ADF cover open sensor failure. 4 ADF relay PCB failure. 5 Main PCB failure.
A5
Fax scanning error (Warning) (First time)
1 Scanning failure.
A6
Fax scanning error (Error) (Second time)
1 Document scanner unit failure. 2 Main PCB failure
A7
Scanning color parameter file failure
1 Scanner module failure. 2 Main PCB failure
A8
Scanning color parameter matching error
1 Scanner module failure. 2 Main PCB failure
Code
Description
Causes
AD
DMA transfer error
1 Scanner module failure. 2 Main PCB failure
AE
Document scanner home position sensor is not turned on.
- CCD model: 1 Home position sensor harness not connected correctly. 2 Drive PCB failure. 3 Belt broken. 4 Home position sensor failure. 5 Scanner motor failure. 6 Tab of CCD module broken. 7 Main PCB failure. - CIS model: 1 FFC cable not connected correctly. 2 Drive PCB failurelure. 3 Document scanner unit failure. 4 Main PCB failure
AF
Document scanner home position sensor is not turned off.
- CCD model: 1 Home position sensor harness not connected correctly. 2 Drive PCB failureunit failure. 3 Belt broken. 4 Home position sensor failure. 5 Scanner motor failure failure. 6 Main PCB failure - CIS model: 1 FFC cable not connected correctly. 2 Drive PCB failurelure failure. 3 Document scanner unit failure. 4 Main PCB failure
B0
Document scanner unit FFC detection error
1 Harness for scanner module not connected correctly. 2 Scanner harness broken. 3 Main PCB failure
B1
Dark level offset data level error for scanning
1 CCD unit failure. 2 Main PCB failure.
B2
Gain control data level error for scanning
1 CCD unit failure. 2 Main PCB failure.
B7
A/D converter standard voltage failure; at High side
1 CCD unit failure. 2 Main PCB failure.
B8
A/D converter standard voltage failure; at Low side
1 CCD unit failure. 2 Main PCB failure.
B9
Scanning light adjustment error is detected
1 Scanner module failure. 2 Main PCB failure
BB
White level data error
1 Scanner module failure. 2 Main PCB failure
BD
Black level data error
1 Scanner module failure. 2 Main PCB failure
BF
ADF duplex scanning cannot be implemented due to too long document
1 Document front actuator 2 not operating smoothly or catching in some position. 2 Document front sensor 2 failure.
C0
New toner detection lever failure
1 Power off or front cover opened while detecting a new toner cartridge. 2 New toner sensor failure.
C7
Insufficient DIMM Memory
1 Main PCB failure.
C8
Secure print data full
1 Main PCB failure.
Code
Description
Causes
C9
DIMM error
1 Main PCB failure.
CA
Excess current to USB device that is front side of the machine
1 Harness connection failure of USB host relay PCB ASSY. 2 USB host relay PCB failure. 3 Main PCB failure.
CD
Drum unit is not installed into the machine
1 Dirt on electrodes on drum unit and machine body. 2 HVPS PCB unit failure. 3 Main PCB failure
D1
Modem initialization failed
1 Main PCB failure
DD
Fuser error other than 58, 59, 68, 69, 6A, 6B, 6C, 6D, 6E, 6F, 76, 78, DE and E2 are occurred
1 Fuser unit failure. 2 Main PCB failure. 3 LVPS PCB failure.
DE
Central temperature of heat roller detected the temperature that was lower than 60°C)
1 Relay rear PCB ASSY connection failure. 2 Fuser unit failure. 3 Main PCB failure.
E0
Program error
1 Program failure. 2 Main PCB failure
E1
Main PCB failure
1 Main PCB failure
E2
Central temperature of heat roller exceeds 280°C
1 Fuser unit failure. 2 Main PCB failure
E6
EEPROM error
1 Main PCB failure
EB
The data reading error for E2PROM
1 Main PCB failure
EC
Fuser fan failure
1 Main fan failure. 2 Main PCB failure
ED
Wireless LAN connection failure between W-LAN PCB and access point
1 WLAN PCB failure. 2 Main PCB failure
EE
Wireless LAN is unable to communicate between W-LAN PCB and access point
