e-STUDIO163/203 ERROR CODE AND SELF-DIAGNOSTIC MODE December 2005 © TOSHIBA TEC
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2.1.2 Service call
Error code Classification Contents Troubleshooting
C01 Drive system
related service call
Main motor abnormality: The main motor is not rotating
normally.
P. 5-13
C21 Scanning system
related service call
CIS unit initialization error -
C26 Peak detection error: Lighting of the exposure lamp
(white reference) is not detected when power is turned
ON.
P. 5-14
C41 Fuser unit related
service call
Thermistor or heater abnormality at power-ON: Abnor-
mality of service call the thermistor is detected when
power is turned ON or the temperature of the fuser roller
does not rise in a specified period of time after power is
turned ON.
P. 5-15
C43 Thermistor abnormality during warming up or in ready
status after abnormality judgment
-
C44 Heater abnormality after abnormality judgment: The tem-
perature of the fuser roller has exceeded the range of
control (in this case, the main switch turns OFF automati-
cally) or does not even reach the range.
P. 5-16
C45 Thermistor abnormality during printing: Abnormality of the
thermistor is detected during printing.
P. 5-16
C55 Optional communi-
cation related ser-
vice call
ADF I/F error: Communication error has occurred
between the ADF and the scanner
-
C97 Process related
service call
High-voltage transformer abnormality: Leakage of the
main charger is detected.
P. 5-18
CA1 Laser optical unit
related service call
Polygonal motor abnormality: The polygonal motor is not
rotating normally.
P. 5-17
CA2 H-Sync detection error: H-Sync detection PC board can-
not detect laser beams.
P. 5-17
F14 Other service call Invalid backup counter -
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