SC No. Type Error Name/Error Condition/Major Cause/Solution
SC554-02 A Non-contact Thermistor (Edge) high temperature detection (hardware)
In the event of an error
• Triac defective (short-circuit)
• Engine controller defective
• Heating edge thermopile defective
• Fusing control software: out of control
1. Reconnect the connector between the fusing unit and BCU.
2. Replace the Non-contact Thermistor (Edge).
3. Replace the harness between the fusing unit and BCU.
4. Replace the BCU, or PSU (AC Controller Board).
5. Replace the fusing unit.
SC No. Type Error Name/Error Condition/Major Cause/Solution
SC555-01 A Fusing Edge Lamp Continuously Heat
After waiting for full power for more than the specified time (sec.)
continuously.
• Definition of fusing lamp full power
Continuously heating rate set point (maximum heating rate)
• Measurement start point
After reload (after fusing lamp extinguished, after rotation complete)
below the standby temperature (target temperature), measurement
starts after a fusing lamp heat-up request is issued.
• Measurement stop condition
Rotation started due to a print signal during measurement or other
• Maximum heat-up Duty (SP interlinked value) 0% is excluded
SC555-05 D Fusing Edge Lamp Continuously Heat (Low Power)
-
• Thermistor deformation/float
• Lamp disconnection
• After excess temperature rise prevention unit operation
Service Call 501-584
927
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