Toshiba e-STUDIO2820C Service Handbook page 275

Error code Classification
C370 Copy process related
service call
C380
C381
C390
C391
C3A0
C3A1
C3B0
C3B1
C411 Fuser unit related ser-
vice call
C412
C443
C445
C446
C447
C448
C449
C465
C466
C467
C468
C4B0
C4B1
C4D0
C550 Optional communica-
tion related service call
C570
C580
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Contents
Transfer belt motor abnormality
Auto-toner sensor-K abnormality (upper limit)
Auto-toner sensor-K abnormality (lower limit)
Auto-toner sensor-C abnormality (upper limit)
Auto-toner sensor-C abnormality (lower limit)
Auto-toner sensor-M abnormality (upper limit)
Auto-toner sensor-M abnormality (lower limit)
Auto-toner sensor-Y abnormality (upper limit)
Auto-toner sensor-Y abnormality (lower limit)
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
roller does not rise in a specified period of time after
power is turned ON.
Thermistor/heater lamp abnormality at power-ON:
Thermistor abnormality is detected at power-ON or
the fuser roller temperature does not rise within a
specified period of time after power-ON.
Heater lamp abnormality after abnormality judg-
ment (not reaching to intermediate temperature)
Heater lamp abnormality after abnormality judg-
ment (pre-running end temperature abnormality)
Heater lamp abnormality after abnormality judg-
ment (pre-running end temperature abnormality)
Heater lamp abnormality after abnormality judg-
ment (temperature abnormality at ready status)
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
Heater lamp abnormality after abnormality judg-
ment (temperature abnormality at high tempera-
ture)
Pressure roller thermistor abnormality after entering
ready status (pre-running end temperature abnor-
mality)
Pressure roller thermistor abnormality after entering
ready status (pre-running end temperature abnor-
mality)
Pressure roller thermistor abnormality after entering
ready status (temperature abnormality at ready sta-
tus)
Pressure roller thermistor abnormality after entering
ready status (overheating)
Fuser unit counter abnormality
Fuser unit destination selection abnormality
Fuser belt thermopile abnormality
RADF I/F error: Communication error has occurred
between the RADF and the scanner.
Communication error between Engine-CPU and
IPC board
Communication error between IPC board and fin-
isher
6 - 9
Troubleshooting
P. 6-102
P. 6-102
P. 6-102
P. 6-102
P. 6-102
P. 6-102
P. 6-102
P. 6-102
P. 6-102
P. 6-60
P. 6-60
P. 6-61
P. 6-61
P. 6-61
P. 6-61
P. 6-61
P. 6-61
P. 6-62
P. 6-62
P. 6-62
P. 6-62
P. 6-62
P. 6-62
P. 6-63
P. 6-63
P. 6-64
P. 6-64
e-STUDIO2820C/2830C/3520C/3530C/4520C
ERROR CODE AND TROUBLESHOOTING
6