OKI C5650 Error Codes list and solutions – Compatible Printer model: OKI C5650 – OKI C5650 Error Code description: Code: -01 Display: SDRAM ERROR Description: PU PCB SRAM error Causes: Does error reoccur? Troubleshooting Guides: Turn on the printer again. Replace the PU PCB. Code: -02 Display: XXXXXXXXXXXXXXXX CRC CHECK NG Description: A PU download […]