OKI MC873dn

• Code: 001
• Display: Inspection is required. 001:Error
• Description: Machine Check Exception hardware fault detection (board failure or poor power supply)
• Causes: Does this error message reappear?
• Remedy: Cycle the power. Replace the CU/PU board.

• Code: 002 ... 007
• Display: Power OFF/ON 002:Error xxxxxxxx xxxxxxxx xxxxxxx 003:Error xxxxxxxx xxxxxxxx xxxxxxx 004:Error xxxxxxxx xxxxxxxx xxxxxxx 005:Error xxxxxxxx xxxxxxxx xxxxxxx 006:Error xxxxxxxx xxxxxxxx xxxxxxx 007:Error xxxxxxxx xxxxxxxx xxxxxxx
• Description: Program detects the wrong process
• Causes: Does this error message reappear?
• Remedy: Record the eight figures on the LCD, and cycle the power. Replace the CU/PU board.

• Code: 009, 010, 011
• Display: Power OFF/ON 009:Error Power OFF/ON 010:Error Power OFF/ON 011:Error
• Description: Program detects the wrong process
• Causes:
• Remedy: Record the eight figures on the LCD, and cycle the power.

• Code: 012
• Display: Power OFF/ON 012:Error
• Description: A watchdog timeout occurs due to no system timer interrupt for unknown reasons.
• Causes: Does this error message reappear?
• Remedy: Cycle the power. Replace the CU/ PU board.

• Code: 024
• Display: Power OFF/ON 024:Error
• Description: CU Program detects the error for hash on the DIMM slot
• Causes: Does this error message reappear?
• Remedy: Cycle the power. Replace the CU/ PU board.

• Code: 030
• Display: Inspection is required. 030:Error
• Description: Detect the CU RAM Check error
• Causes: Does this error message reappear?
• Remedy: Re-implement the RAM DIMM and turn on the MFP. Replace the CU/ PU board.