Toshiba e-STUDIO 5540C Service Manual page 878

Check item
Fuser unit
LGC board
Status counter
Replace parts
Pressure roller thermistor
Fuser unit
Power supply
LGC board
[C471] IH board initialization abnormality
[C472] Power supply abnormality
Classification
Fuser unit related service call
Check item
Power supply
Duplexing unit interlock switch.
Thermostat
Fuser unit
e-STUDIO5540C/6540C/6550C/5560C/6560C/6570C
ERROR CODE and TROUBLESHOOTING
• Unit check
• Connector check
• Harness check
• Connector check (CN301, CN306)
• Harness check
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 210C or higher: "8", "18", "20", "26" or
"28". The error occurred during printing: "34"
Power is not supplied to the IH board. Or there is trouble in
the power supply environment of the installation location.
• Check if the power voltage is normal.(Is the voltage during
the operation ±10% of the rated voltage?)
• Connector check
• Power cable check
• Switch check
• Install check
• Sensor check
• Install check
• Unit check
• Connector check
• Harness check
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Measures
Remarks
Error item
Measures