e-STUDIO350/352/353/450/452/453 © 2003 - 2008 TOSHIBA TEC CORPORATION All rights reserved
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 - 6 6
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 - 6 7
C480 Overheating of IGBT: The temperature of the IGBT
rises abnormally.
P. 5 - 6 8
C490 IH control circuit or IH coil abnormality: Abnormality
is detected in IH control circuit or IH coil is broken/
shorted.
P. 5 - 6 8
C550
(C780)
Optional communica-
tion related service call
RADF I/F error: Communication error has occurred
between the RADF and the scanner.
P. 5 - 6 9
C570 Communication error between Engine-CPU and
IPC board
P. 5 - 6 9
C580 Communication error between IPC board and fin-
isher
P. 5 - 6 9
C730 RADF related
service call
EEPROM initialization error: EEPROM is not initial-
ized normally when performing the code 05-356.
P. 5 - 7 0
C740 Reverse sensor adjustment error P. 5-70
C810 Fan motor abnormality: The fan motor is not rotat-
ing normally.
P. 5 - 7 0
C820 Read sensor adjustment error: The read sensor
cannot be adjusted normally when performing the
code 05-356.
P. 5 - 7 0
C830 Original length sensor adjustment error: The origi-
nal length sensor cannot be adjusted normally
when performing the code 05-356.
P. 5 - 7 0
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 - 9 1
CA10 Laser optical unit
related service call
Polygonal motor abnormality: The polygonal motor
is not rotating normally.
P. 5 - 7 1
CA20 H-Sync detection error: H-Sync detection PC board
cannot detect laser beams.
P. 5 - 7 1
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 - 7 2
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 - 7 2
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 - 7 2
Error code Classification Contents Troubleshooting
06/06
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