20 Most Recent Ricoh Aficio SP C811DN Laser Printer Questions & Answers

unplug printer, wait minute, plug in, should reset.
check Ricoh website to trouble shoot if does not reset.

Go into SP mode. Saw it there once when I was just fooling around in SP modes at work. Enter SP mode with pressing the yellow clear all button, then 107 and holding down the red stop button. .

First try switching off and on the printer to reset the error.
If still there the error check the following;

1. Check CN983, it may be disconnected on the IH inverter.
2. Defective IH inverter - replace IH inverter.
3. Defective IH coil unit - replace IH coil unit.

It is a bit complicated to repair these parts.
Better to contact an engineer.

Goodluck and please rate me, thanks.

format the drive from the machines system and restart. if this does not work call 0243494871 for the part or any other ricoh technician for help. thanks and all the best

Turn the machine off. Open the access door and remove the cyan photoconductor unit. Check the contact pins are straight and undamaged. Gently reinsert the unit. Turn the power back on. If the machine still does not recognise the pcu is inserted it is probably damaged and needs replacing. How many copies/prints has your machine done?

Here is a way to reset but make sure you follow the instructions correctly. turn off machine press online and escape buttons together whilst turning on machine, when display comes up wait till three options are listed, use arrow button down to select engine, use arrow right to select mode(5.mode) and ok, left arrow to 5.810 SC RESET. OK. PRESS OK AGAIN AND THEN EXECUTE AT BOTTOM OF SCREEN. Turn off printer and wait ten secs then turn back on. If only temp error this should reset and start up again, Good luck

drum blade bad replace it or drum unit

push Menu button, then push down arrow to panel 4/4. The last option is "Language". Click OK, then you will see a list of languages with English at top. Select English and click OK

The transfer belt is not calibrated or the ID sensors are dirty. Read the user manual on how to calibrate it. No manual? Go to ricoh-usa.com

go on line to the manufacturer and look up your model and down load the service manual

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

fuser encoder error -replace Encoder Ferrite core switch - B2234240 -replace Photo interuppter - Horizontal 7mm AW020190

slide the pcu out - clean around it and clean the contacts inside then put back in - i