Question about OKI C5200n Laser Printer
Error 051 is a CU fan error.
It is solved by first replacing fan then the CU board.
I would call the seller or 1-800-OKIDATA
If you're comfortable with a screwdriver I would take the cover off
and look at the fan to see if anything is obstructing the flow.
Posted on Apr 07, 2008
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Posted on Jan 02, 2017
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