Epson EW-M571T Error 0x84D1 The Epson EW-M571T printer sometimes encounters an error code, specifically 0x84D1, which is accompanied by the message “Excessive Light” displayed on the printer’s screen. This error occurs when the light emitted from the full jig l/C (light source) is too intense, thus impacting the printer’s functionality. To troubleshoot this issue, there…