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ERROR CODE and TROUBLESHOOTING
8 - 17
C260 Scanning system
related service call
Peak detection error: Lighting of the exposure
lamp (white reference) is not detected when
power is turned ON.
P. 8-11 5
C270 (1) Carriage home position sensor not turning
OFF within a specified period of time: The
carriage does not shift from its home position
in a specified time.
(2) Downloading firmware with an incorrect
model.
P. 8-11 6
C280 Carriage home position sensor not turning ON
within a specified period of time:
P. 8-11 6
C290 Scanner fuse blowout: 24V power for the
scanning system is not supplied at the
scanner warming-up after power-ON.
P. 8-11 7
C360 Copy process
related service call
Needle electrode cleaner operation
abnormality
P. 8-176
C370 Transfer belt operation abnormality P. 8-177
C380 Auto-toner sensor-K abnormality (upper limit) P. 8-177
C381 Auto-toner sensor-K abnormality (lower limit) P. 8-177
C382 Auto-toner sensor-K connection error P. 8-177
C390 Auto-toner sensor-C abnormality (upper limit) P. 8-178
C391 Auto-toner sensor-C abnormality (lower limit) P. 8-178
C392 Auto-toner sensor-C connection error P. 8-178
C3A0 Auto-toner sensor-M abnormality (upper limit) P. 8-178
C3A1 Auto-toner sensor-M abnormality (lower limit) P. 8-178
C3A2 Auto-toner sensor-M connection error P. 8-178
C3B0 Auto-toner sensor-Y abnormality (upper limit) P. 8-178
C3B1 Auto-toner sensor-Y abnormality (lower limit) P. 8-178
C3B2 Auto-toner sensor-Y connection error P. 8-178
C3C0 Process unit connection error P. 8-178
C411 Fuser unit related
service call
Thermistor or IH abnormality at power-ON P. 8-118
C412 Thermistor/IH abnormality at power-ON P. 8-118
C443 IH abnormality after abnormality judgment (not
reaching to intermediate temperature)
P. 8-11 9
C445 IH abnormality after abnormality judgment
(pre-running end temperature abnormality)
P. 8-11 9
C446 IH abnormality after abnormality judgment
(pre-running end temperature abnormality)
P. 8-11 9
C447 IH abnormality after abnormality judgment
(temperature abnormality at ready status)
P. 8-11 9
C448 IH continuous lighting abnormality: IH lights
continuously for a certain period of time when
the pressure roller temperature during ready
status is higher than the specified
P. 8-120
C449 IH abnormality after abnormality judgment
(high temperature abnormality)
P. 8-11 9
C461 Pressure roller heater 40°C detection (Not
determined)
P. 8-120
C462 Pressure roller heater 40°C detection
(Determined)
P. 8-120
Error code Classification Contents Troubleshooting
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