Toshiba e-STUDIO281c Service Handbook page 35

Error code Classification
CEA0 Copy process related
service call
CEB0
CEC0 Copy process related
service call
CEE0
CEE1
CEF0
CF10 Finisher related ser-
vice call
CF20 Toner density control
related service call
CF30
CF40
CF50
F070 Communication
related service call
F090 Circuit related service
call
F091
F092
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Contents
Revolver home position detection abnormality: It
cannot detect that the revolver is at its home posi-
tion.
Black developer unit lifting movement abnormality:
The black developer unit does not move up or down
normally (lifting cam does not operate normally).
2nd transfer roller position detection abnormality:
The 2nd transfer roller does not contact/release
normally.
Transfer belt position detection abnormality (normal
speed): The home position of the transfer belt can-
not be detected.
Transfer belt position detection abnormality (when
decelerating): Reference position of the transfer
belt cannot be detected.
Revolver motor abnormality: Revolver motor is not
rotating or revolver is not moving normally.
Undefined error code processing: If the engine of
the equipment judges that a code (command) other
than the defined error codes is sent from the fin-
isher, it regards this as a CF10 error.
[MJ-1022/1023/1024]
Communication module SRAM writing failure.
[MJ-1101]
Toner density detection voltage abnormality: The
output value of the color auto-toner sensor in print-
ing is out of a specified range.
Reference plate detection voltage abnormality: The
output value of the color auto-toner sensor against
the reference plate is out of a specified range at the
light amount correction during an auto-toner adjust-
ment or when a print job has finished.
Light amount correction voltage abnormality: The
light amount correction is not finished normally dur-
ing an auto-toner adjustment or when a print job
has finished, or the output value of the sensor is out
of a specified range when the light amount correc-
tion has finished.
Color auto-toner sensor abnormality: The connec-
tion of the color auto-toner sensor cannot be
detected at the initialization, or the output value of
color auto-toner sensor when the revolver starts
rotating for initialization is out of a specified range.
Communication error between System-CPU and
Engine-CPU
SRAM abnormality on the SYS board
NVRAM abnormality on the SYS board
SRAM and NVRAM abnormality on the SYS board
2 - 13
05/11
Troubleshooting
P. 5-90
P. 5-91
P. 5-92
P. 5-93
P. 5-93
P. 5-93
P. 5-85
P. 5-94
P. 5-95
P. 5-96
P. 5-97
P. 5-63
P. 5-65
P. 5-65
P. 5-65
e-STUDIO281c/351c/451c
ERROR CODE AND SELF-DIAGNOSTIC MODE
2