543
High Temperature Detection Error
This SC is issued if one of following conditions occurs:
• The thermistor (center) detects 255°C or thermistor (end) detects 245°C.
•
The thermistor (center) detects a 3°C increment or more for five seconds at 220°C or
more or the thermistor (end) detects a 4°C increment or more for five seconds at 210°C
or more.
• Defective I/O control (EGB)
• Defective EGB
1.
Replace the EGB
• Execute "Engine Maintenance Menu" to recover the machine after completing the
recovery procedure. Otherwise, the machine continues to issue this SC code and cannot
be operated.
545
Heating Lamp Full-Power Error
The fusing lamp is fully-powered for a certain time while the fusing unit stays in the stand-by
mode and is not rotating.
• Deformed thermistor
• Thermistor not in the correct position
•
Defective fusing lamp
1. Replace the fusing unit.
2. Replace the fusing lamp.
• Execute "Engine Maintenance Menu" to recover the machine after completing the
recovery procedure. Otherwise, the machine continues to issue this SC code and cannot
be operated.
6. Troubleshooting
166
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