Ricoh M022 Service Manual page 673

No. Type
Heating roller lamp consecutive full power 2
The heating roller-fusing lamp stays ON for 15 seconds or more while the fusing
unit is in the ready condition.
555 A
• Broken heating roller fusing lamp
1. Replace the heating roller fusing lamp.
2. Replace the PSU.
No. Type
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.
557 C
• Noise (High frequency)
• Defective PSU
1. Check the power supply source.
2. Replace the PSU.
No. Type
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").
559 A
• 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.
CÓPIA NÃO CONTROLADA
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Details (Symptom, Possible Cause, Troubleshooting Procedures)
CÓPIA NÃO CONTROLADA
SC Tables
6
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