e-STUDIO556/656/756/856(Ver03) © 2012 TOSHIBA TEC CORPORATION All rights reserved
ERROR CODE AND TROUBLESHOOTING
8 - 12
C443 Fuser unit related
service call
Heater abnormality after abnormality judgment (not
reaching to intermediate temperature)
P. 8-92
C445 Heater abnormality after abnormality judgment (pre-
running end temperature abnormality)
P. 8-92
C446 Heater abnormality after abnormality judgment (pre-
running end temperature abnormality)
P. 8-92
C447 Heater abnormality after abnormality judgment
(temperature abnormality at ready status)
P. 8-92
C449 Heater abnormality after abnormality judgment
(overheating)
P. 8-92
C465 Pressure roller thermistor abnormality after entering
ready status (pre-running end temperature abnormality)
P. 8-92
C466 Pressure roller thermistor abnormality after entering
ready status (pre-running end temperature abnormality)
P. 8-92
C467 Pressure roller thermistor abnormality after entering
ready status (temperature abnormality at ready status)
P. 8-92
C468 Pressure roller thermistor abnormality after entering
ready status (overheating)
P. 8-92
C471 IH power voltage abnormality or IH initial abnormality
(IH board initial abnormality)
P. 8-92
C472 IH power voltage abnormality (power supply abnormality) P. 8-92
C473 IH power voltage abnormality (power voltage upper limit
abnormality)
P. 8-92
C474 IH power voltage abnormality (power voltage lower limit
abnormality)
P. 8-92
C475 IH power voltage abnormality (power supply abnormality
when door is opened)
P. 8-92
C480 IH abnormality P. 8-93
C481 IGBT abnormality P. 8-93
C490 IH control circuit abnormality or IH coil abnormality: The
IH control circuit is under abnormal conditions, or the IH
coil is broken or has a short-circuit.
P. 8-93
C4A0 End of cleaning web P. 8-94
C4B0 Fuser unit counter abnormality P. 8-94
C550 Optional
communication
related service call
RADF interface error: Communication error has occurred
between the RADF and the scanner.
P. 8-95
C560 Communication error between Engine-CPU and PFC P. 8-95
C570 Communication error between Engine-CPU and IPC
board
P. 8-95
C580 Communication error between IPC board and Finisher P. 8-95
C590 Communication error between Engine-CPU and Laser-
CPU
P. 8-95
C5A1 Circuit related
service call
NVRAM data abnormality (LGC board) P. 8-120
C730 RADF related
service call
RADF EEPROM error: Data abnormality occurs during
the EEPROM writing of the RADF is performed.
P. 8-97
C880 RADF original feed motor abnormality: An error signal
has been detected when the motor is rotating.
P. 8-97
C890 RADF read motor abnormality: An error signal has been
detected when the motor is rotating.
P. 8-97
C8A0 RADF original reverse motor abnormality: An error signal
has been detected when the motor is rotating.
P. 8-97
C8B0 RADF original exit motor abnormality: An error signal has
been detected when the motor is rotating.
P. 8-97
C8C0 RADF original reading start sensor abnormality: The
automatic adjustment for the original reading start sensor
has been performed, but is ended unsuccessfully.
P. 8-97
C8E0 RADF communication protocol abnormality: The system
has to be stopped because the control abnormality
occurred.
P. 8-97
Error code Classification Contents Troubleshooting
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