OKI C3450n Error Codes list and solutions – Compatible Printer model: OKI C3450n – OKI C3450n Error Code description: Code: 001 Display: Description: Machine Check Exception Hardware fault detected. (Board defectiveness or Shortage of power supply volume) Troubleshooting Guides: Replace TB3 board Code: 002 … 007 Display: Service call 002: Error 005: Error Description: CPU […]