STOP Cleaning! Dangerous Nozzle Check on Printer WF-7720 WF-7620 WF-3620

Does your Epson printer stop printing and produce a weird nozzle check pattern? Stop using the printer right away: your printer may have a short circuit on the printhead. Keeping using the printer will result in permanent damage to the printhead, FFC cable, and the mainboard. Follow this video to further troubleshoot the problem and get your printer back to work. Printhead Protector T18818 Error 0x9A 031006