Toshiba e-STUDIO 2555C Service Manual page 572

Error code Classification
C370 Copy process
related service call
C380
C381
C390
C391
C3A0
C3A1
C3B0
C3B1
C3E0
C3E1
C445 Fuser unit related
service call
C446
C447
C449
C471
C472
C473
C474
C475
C480
C481
C4B0
C4B1
C4C0
C4D0
C4E0
C4E1
C4E2
C550 Optional
communication
related service call
C551
C560
C580
e-STUDIO2555C/3055C/3555C/4555C/5055C
ERROR CODE AND TROUBLESHOOTING
Contents
Drum TBU 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)
Developer unit replacement (old-new)
detection abnormality
Drum/cleaner/charger unit replacement (old-
new) detection abnormality
IH coil abnormality after abnormality judgment
(pre-running end temperature abnormality)
IH coil abnormality after abnormality judgment
(pre-running end temperature abnormality)
IH coil abnormality after abnormality judgment
(temperature abnormality at ready status)
IH coil abnormality after abnormality judgment
(temperature abnormality at high temperature)
IH board initialization abnormality
Power supply abnormality
Surge pressure detection / power and voltage
upper limit abnormality
Power and voltage lower limit abnormality
IH power voltage abnormality (power supply
abnormality when door is opened)
IGBT high temperature abnormality
IGBT thermistor breaking abnormality
Fuser unit counter abnormality
Fuser unit voltage judgment abnormality
Fuser unit new/old detection fuse abnormality
Fuser thermistor abnormality
Fuser pressure roller release abnormality -
Though the pressure roller is released, its
position cannot be detected.
Fuser pressure roller contact/semi-contact
abnormality - Though the pressure roller is
contacted, its position cannot be detected.
Fuser belt rotation detection sensor
abnormality - The fuser belt does not rotate or
incorrectly rotates.
RADF I/F error: Communication error has
occurred between the RADF and the scanner.
RADF model detection error
Communication error between Engine-CPUs
Communication error between LGC board and
finisher
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Troubleshooting
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