Epson officially says you must bring the printer to a service center to replace the physical pad and reset the counter. However, for home users, you can use a Resetting Utility (often called AdjProg or WIC Reset). Proceed at your own risk. Using the Free Epson Adjustment Program (For advanced users) You will need: A Windows PC (this rarely works on Mac), a USB cable, and the AdjProg Utility .
The power light flashes alternately with the error light (paper/ink light). Your screen shows: “A printer’s ink pads are at the end of their service life. Please contact Epson Support.” How To Reset Epson L1250 Printer
After this reset, you will need to reconnect to your Wi-Fi network and reconfigure any scan settings. Epson officially says you must bring the printer