Epson PX-504A Error 0x40 The Epson PX-504A printer occasionally encounters an error code 0x40, which is displayed on the printer screen. This error signifies a printer head failure, indicating that there is an issue with the printer’s head thermistor detecting abnormal temperatures. Additionally, it may also indicate a transistor abnormal temperature error or a main…
Epson PX-504A Error Code 0x40 Part 25853
