Epson WF-3520-3521-3522 Error 0x9A The Epson WF-3520-3521-3522 printers are reliable and efficient devices that are widely used in homes and offices. However, users may encounter an annoying error code, 0x9A, displayed on the printer’s screen. This error typically indicates a circuit error or a blown fuse, both of which can result in a main board…