Toshiba e-STUDIO350 Service Handbook page 28

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