Open the front door and left door, take out the drum unit after releasing the lock lever if look at the opening from the right you can see a black sensor unit facing inward towards drum clean its inner side with a dry cloth and put back everything it is the id sensor, machine should work now
SOURCE: Service Call SC 553 on Ricoh Aficio SP C811DN Printer.
No.
Type
Details (Symptom, Possible Cause, Troubleshooting Procedures)
553
A
Heating roller overheat (software error)
The detected heating roller temperature stays at 230°C or more for 1 second.
• Defective PSU
• Defective lOB
• Defective EGB
Related SC code: SC 543
1. Replace the PSU.
2. Replace the lOB.
3. Replace the EGB.
This is the simptoms of the service manual , you should check that your power output is stable and double check if there is not anything like paper stuck some were in the fuzing unit wich could also cause the fuzer to over heat
SOURCE: Error Code SC580 on Ricoh Aficio SP C811DN
First try switching off and on the printer to reset the error.
If still there the error check the following;
It is a bit complicated to repair these parts.
Better to contact an engineer.
Goodluck and please rate me, thanks.
SOURCE: My ricoh sp c811dn suddenly started displaying the
552...... A Heating roller warm-up error 2
?? The heating roller temperature does not reach the ready
temperature for 90 seconds after the heating lamp on.
?? The heating roller temperature does not reach 80°C for 13 seconds
after the IH inverter on.
?? Defective thermistor
?? Defective IH inverter
Related SC code: SC 542
1. Check if the heating roller thermistor.
............................................................................
This code is there to prtect against high temp in the fuser that could cause a fire...best to have a tech look at it
SOURCE: Service Call SC 553 on Ricoh Aficio SP C811DN
553 is:
Heating roller overheat (software error)
The detected heating roller temperature stays at 230°C or more for 1
second.
�� Defective PSU
�� Defective IOB
�� Defective EGB
These codes related to the fuser a designed to prevent a fire
I would recommend haveing a tech look at it
SOURCE: Ricoh SP C811DN error sc549
unplug printer, wait minute, plug in, should reset.
check Ricoh website to trouble shoot if does not reset.
The status of the power pack is checked every 20 ms. This SC is issued
if the EGB detects a short in the power pack 10 times at D(ac).
1. Replace the high-voltage supply cable.
2. Replace the high-voltage power supply unit
3. Replace the IOB.
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