e-STUDIO5540C/6540C/6550C/5560C/6560C/6570C © 2011 - 2014 TOSHIBA TEC CORPORATION All rights reserved
ERROR CODE and TROUBLESHOOTING
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[C471] IH board initialization abnormality
[C472] Power supply abnormality
Fuser unit • Unit check
• Connector check
• Harness check
LGC board • Connector check (CN301, CN306)
• Harness check
Status counter 1. [0], [8] Power ON.
2. Key in “2002”, then press [START].
3. Change the current status counter value (08-2002) “5”,
“6”, “8”, “18”, “20”, “26”, “28”, “33” or “34” to “0”
4. Turn the power OFF and then back ON. Make sure that
the equipment enters the normal ready state.
Remarks:
The status counter value is set as follows in the
following cases.
• The error occurred during warming-up: “5” or “6”
• The error occurred after the equipment has become
ready: “33”
• Regardless of the equipment's status (i.e. during
warming-up or in ready status), when the
temperature detected by the pressure roller
thermistor is 210C or higher: “8”, “18”, “20”, “26” or
“28”. The error occurred during printing: “34”
Replace parts Remarks
Pressure roller thermistor
Fuser unit
Power supply
LGC board
Classification Error item
Fuser unit related service call Power is not supplied to the IH board. Or there is trouble in
the power supply environment of the installation location.
Check item Measures
Power supply • Check if the power voltage is normal.(Is the voltage during
the operation ±10% of the rated voltage?)
• Connector check
• Power cable check
Duplexing unit interlock switch. • Switch check
• Install check
Thermostat • Sensor check
• Install check
Fuser unit • Unit check
• Connector check
• Harness check
Check item Measures
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