e-STUDIO5520C/6520C/6530C © 2008-2011 TOSHIBA TEC CORPORATION All rights reserved
ERROR CODE and TROUBLESHOOTING
6 - 12
C360 Copy process related
service call
Needle electrode cleaner operation abnormality P. 6-120
C370 Transfer belt operation abnormality P. 6-121
C380 Auto-toner sensor-K abnormality (upper limit) P. 6-121
C381 Auto-toner sensor-K abnormality (lower limit) P. 6-121
C382 Auto-toner sensor-K connection error P. 6-121
C390 Auto-toner sensor-C abnormality (upper limit) P. 6-121
C391 Auto-toner sensor-C abnormality (lower limit) P. 6-121
C392 Auto-toner sensor-C connection error P. 6-121
C3A0 Auto-toner sensor-M abnormality (upper limit) P. 6-121
C3A1 Auto-toner sensor-M abnormality (lower limit) P. 6-121
C3A2 Auto-toner sensor-M connection error P. 6-121
C3B0 Auto-toner sensor-Y abnormality (upper limit) P. 6-121
C3B1 Auto-toner sensor-Y abnormality (lower limit) P. 6-121
C3B2 Auto-toner sensor-Y connection error P. 6-121
C3C0 Process unit connection error P. 6-121
C411 Fuser unit related
service call
Thermistor or heater lamp abnormality at power-
ON: Abnormality of the thermistor is detected when
power is turned ON or the temperature of the fuser
belt does not rise in a specified period of time after
power is turned ON.
P. 6 - 7 8
C412 Thermistor/heater lamp abnormality at power-ON:
Thermistor abnormality is detected at power-ON or
the fuser belt temperature does not rise within a
specified period of time after power-ON.
P. 6 - 7 8
C443 Heater lamp abnormality after abnormality
judgment (not reaching to intermediate
temperature)
P. 6 - 7 9
C445 Heater lamp abnormality after abnormality
judgment (pre-running end temperature
abnormality)
P. 6 - 7 9
C446 Heater lamp abnormality after abnormality
judgment (pre-running end temperature
abnormality)
P. 6 - 7 9
C447 Heater lamp abnormality after abnormality
judgment (temperature abnormality at ready status)
P. 6 - 7 9
C448 Heater lamp continuous lighting abnormality:
Heater lamp lights continuously for a certain period
of time when the pressure roller temperature during
ready status is higher than the specified
P. 6 - 7 9
C451 Thermopile and edge thermistor temperature
difference
P. 6 - 8 0
C452 Thermopile temperature difference P. 6-78
C461 Pressure roller heater 40°C detection (Not
determined)
P. 6 - 8 0
C462 Pressure roller heater 40°C detection (Determined) P. 6-80
C463 Pressure roller thermistor and edge thermistor
temperature difference
P. 6 - 8 0
C464 Pressure roller thermistor temperature difference P. 6-80
C465 Pressure roller thermistor abnormality after entering
ready status (pre-running end temperature
abnormality)
P. 6 - 8 1
C466 Pressure roller thermistor abnormality after entering
ready status (pre-running end temperature
abnormality)
P. 6 - 8 1
Error code Classification Contents Troubleshooting
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