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Part name
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Function / method
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Film unit
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Applying heat and pressure makes the toner image on paper fixed (fused).
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Pressure roller
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H1/H2
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Fixing heater
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Ceramic heater
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TH3
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Main thermistor
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To be in contact with the heater
Temperature control, detection of abnormal temperature rise
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TH2
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Sub thermistor (front)
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To be in contact with the heater (non-feeding area)
Temperature control, detection of abnormal temperature rise, temperature detection/cooling control on the edges
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TH1
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Sub thermistor (rear)
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To be in contact with the heater (non-feeding area)
Temperature control, detection of abnormal temperature rise, temperature detection/cooling control on the edges
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TP1
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Thermo Switch
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Non-contact type with the heater
To block AC electric power supply when a failure is detected.
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S19
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Fixing outlet sensor
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Jam detection
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