SC Tables
M065/M066 3-34 SM Appendix
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
555 A
Heating roller lamp consecutive full power 2
When the fusing unit is not running in the ready condition, the pressure
roller-fusing lamp keeps ON full power for 8 seconds or more.
Broken heating roller thermostat
Broken heating roller fusing lamp
1. Replace the heating roller thermostat.
2. Replace the heating roller fusing lamp.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
557 C
Zero cross frequency error
When the zero cross signal is 66 or more and it is detected 10 times or
more in 11 detections, the machine determines that input 60 Hz and
SC557 occurs.
Noise (High frequency)
Check the power supply source.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
559 A
Consecutive fusing jam
The paper jam counter for the fusing unit reaches 3 times. The paper
jam counter is cleared if the paper is fed correctly.
This SC is activated only when SP1159-001 is set to "1" (default "0").
Paper jam in the fusing unit.
Remove the paper that is jammed in the fusing unit. Then make sure
that the fusing unit is clean and has no obstacles in the paper feed path.
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