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Can you please remove the power to the printer (so unplug it from the power socket).
Then wait 10 minutes, connect the power again to the printer, turn it on and tell me please if it is now operating correctly.
Let me know the results please
Can you remove the power to the printer.
Then open it and check for any foreign objects or any pieces of paper, no matte how small and remove these.
Use a vacuum cleaner if you can to be sure, then close it up and connect the power and tell me if it clears the error please.