• Code: F47X, F48X, F49X
• Description: An error is detected at the Image edit process control section
• Remedy: 1. Format the HDD and check function. (U024 FULL formatting) * 2. Execute the U021 Memory initializing to initialize the controller backup memory and check function. 3. Replace the Main PWB and check function. 4. Replace the HDD and check function. * 5. Retrieve the USBLOG and contact the Service Administrative Division. *: HDD standard model only

• Code: F4AX, F4CX
• Description: An error is detected at the Print image process section
• Remedy: 1. Format the HDD and check function. (U024 FULL formatting) * 2. Execute the U021 Memory initializing to initialize the controller backup memory and check function. 3. Replace the Main PWB and check function. 4. Replace the HDD and check function. * 5. Retrieve the USBLOG and contact the Service Administrative Division. *: HDD standard model only

• Code: F4DX, F4EX
• Description: An error is detected at the Entity control section
• Remedy: 1. Format the HDD and check function. (U024 FULL formatting) * 2. Execute the U021 Memory initializing to initialize the controller backup memory and check function. 3. Replace the Main PWB and check function. 4. Replace the HDD and check function. * 5. Retrieve the USBLOG and contact the Service Administrative Division. *: HDD standard model only

• Code: F50X
• Description: An error is detected at the FAX control section
• Remedy: 1. Format the HDD and check function. (U024 FULL formatting) * 2. Execute the U021 Memory initializing to initialize the controller backup memory and check function. 3. Replace the Main PWB and check function. 4. Replace the HDD and check function. * 5. Retrieve the USBLOG and contact the Service Administrative Division. *: HDD standard model only

• Code: F51XF ... 57X
• Description: An error is detected at the Job control section
• Remedy: 1. Format the HDD and check function. (U024 FULL formatting) * 2. Execute the U021 Memory initializing to initialize the controller backup memory and check function. 3. Replace the Main PWB and check function. 4. Replace the HDD and check function. * 5. Retrieve the USBLOG and contact the Service Administrative Division. *: HDD standard model only

• Code: F58X ... F5EX
• Description: An error is detected at the Device control section
• Remedy: 1. Format the HDD and check function. (U024 FULL formatting) * 2. Execute the U021 Memory initializing to initialize the controller backup memory and check function. 3. Replace the Main PWB and check function. 4. Replace the HDD and check function. * 5. Retrieve the USBLOG and contact the Service Administrative Division. *: HDD standard model only

• Code: F62X
• Description: Abnormality detected at service section
• Remedy: 1. Format the HDD and check function. (U024 FULL formatting) * 2. Execute the U021 Memory initializing to initialize the controller backup memory and check function. 3. Replace the Main PWB and check function. 4. Replace the HDD and check function. * 5. Retrieve the USBLOG and contact the Service Administrative Division. *: HDD standard model only

• Code: F68X
• Description: An error is detected at the Storage device control section
• Remedy: 1. Format the HDD and check function. (U024 FULL formatting) * 2. Execute the U021 Memory initializing to initialize the controller backup memory and check function. 3. Replace the Main PWB and check function. 4. Replace the HDD and check function. * 5. Retrieve the USBLOG and contact the Service Administrative Division. *: HDD standard model only