Epson WF-4640 Error OxEF The Epson WF-4640 printer may occasionally encounter an error code OxEF, which is displayed on the printer’s screen. This error code refers to a CR LOAD POSITION driving time error. It typically occurs when there is a problem with the CR encoder or when the timing belt is not properly tensioned,…
Epson WF-4640 Error Code OxEF Part 3487
