Epson L6170-L6171-L6178 Error 0x51 If you have an Epson L6170-L6171-L6178 printer and encounter the error code 0x51 displayed on the scanner, it indicates a Scanner/ADF automatic judgement error. This issue can disrupt your printing and scanning tasks, but don’t worry, as we provide you with troubleshooting steps to resolve it. First, ensure that there are…