Sharp MX5140FN Printer with list Error Codes and Epson Xp231 Adjustment Program – Printer model: Sharp MX5140FN – Error codes on Sharp MX5140FN with details instruction fixing: Code: A0-01 Description: PCU PWB ROM error Causes: The firmware version-up is not completed properly by interruption of the power during the version-up operation, etc. PCU PWB trouble. […]