Ricoh Aficio SP C231SF Service Manual

Service Call Conditions
M018/M019 3-14 SM Appendix
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.
543
 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.
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.
545
 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.
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Ricoh Aficio SP C231SF Specifications