Epson ET-3700 Error 0x0090 The Epson ET-3700 printer may encounter an error code 0x0090, which is displayed as “STK PID lock error.” This error indicates that the Stacker motor did not run due to various reasons, such as an overload of the mechanism, broken gears, encoder failure, contamination of the Stacker motor encoder scale, damaged…
Epson ET-3700 Error Code 0x0090 Part 74552
