e-STUDIO350/352/353/450/452/453
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ERROR CODE AND SELF-DIAGNOSTIC MODE
2 - 8
C450
Fuser unit related ser-
vice call
Thermistor abnormality during printing: Abnormality
of the thermistor is detected during printing.
P. 5-66
C470
IH initialization or IH power voltage abnormality:
The AC input is not applied to the IH control circuit
normally, or the input voltage is too high/low.
P. 5-67
C480
Overheating of IGBT: The temperature of the IGBT
rises abnormally.
P. 5-68
C490
IH control circuit or IH coil abnormality: Abnormality
is detected in IH control circuit or IH coil is broken/
shorted.
P. 5-68
C550
(C780)
Optional communica-
tion related service call
RADF I/F error: Communication error has occurred
between the RADF and the scanner.
P. 5-69
C570
Communication error between Engine-CPU and
IPC board
P. 5-69
C580
Communication error between IPC board and fin-
isher
P. 5-69
C730
RADF related
service call
EEPROM initialization error: EEPROM is not initial-
ized normally when performing the code 05-356.
P. 5-70
C740
Reverse sensor adjustment error
P. 5-70
C810
Fan motor abnormality: The fan motor is not rotat-
ing normally.
P. 5-70
C820
Read sensor adjustment error: The read sensor
cannot be adjusted normally when performing the
code 05-356.
P. 5-70
C830
Original length sensor adjustment error: The origi-
nal length sensor cannot be adjusted normally
when performing the code 05-356.
P. 5-70
C940
Circuit related service
call
Engine-CPU abnormality
P. 5-91
C970
Process related ser-
vice call
High-voltage transformer abnormality: Leakage of
the main charger is detected.
P. 5-91
CA10
Laser optical unit
related service call
Polygonal motor abnormality: The polygonal motor
is not rotating normally.
P. 5-71
CA20
H-Sync detection error: H-Sync detection PC board
cannot detect laser beams.
P. 5-71
CB00
Finisher related
service call
Finisher not connected: The finisher is not con-
nected.
-
CB01
Finisher communication error: Communication error
has occurred between the equipment and finisher.
-
CB10
Entrance motor abnormality: The entrance motor is
not rotating normally. [MJ-1101]
P. 5-72
CB11
Buffer tray guide motor abnormality: The buffer tray
guide motor is not rotating or the buffer tray guide is
not moving normally. [MJ-1101]
P. 5-72
CB12
Buffer roller drive motor abnormality: The buffer
roller drive motor is not rotating or the buffer roller is
not moving normally. [MJ-1101]
P. 5-72
Error code
Classification
Contents
Troubleshooting
06/06