Epson WF-C5790 Error 0x7D9F Error code 0x7D9F, displaying on the Epson WF-C5790 printer, indicates an additional cassette error. This error occurs when there is a failure in the connector part or the main board of the option cassette, or even a failure in the printer’s main board itself. When facing this error, it is important…
Epson WF-C5790 Error Code 0x7D9F Part 34089
