OKI MC560MFP Error Codes list and solutions – Compatible Printer model: OKI MC560MFP – OKI MC560MFP Error Code description: Code: – Display: SDRAM ERROR Description: PU board SRAM error Troubleshooting Guides: Does error reoccur? Yes Turn on the printer again. Replace the PU board (PRF). Code: – Display: XXXXXX CRC CHECK NG Description: A PU […]