• Code: F38X
• Description: Abnormality detecting in the authentication authorized Management Department
• Remedy: (1) Carry out U021 Main backup initialization and perform an operation check. (2) Exchange a Main/Engine PWB and perform an operation check. (3) Get USBLOG and contact service headquarters.

• Code: F3AX ... F45X
• Description: Abnormality detecting in the Entity Management Department
• Remedy: (1) Carry out U021 Main backup initialization and perform an operation check. (2) Exchange a Main/Engine PWB and perform an operation check. (3) Get USBLOG and contact service headquarters.

• Code: F46X
• Description: Abnormality detecting of a printer rendering part
• Remedy: (1) Exchange a Main/Engine PWB and perform an operation check. (2) the acquisition wish of USBLOG -- carry out (Depending on the (2) case, it is print capture data acquisition)

• Code: F47X, F48X, F49X
• Description: Abnormality detecting of an image editing processing part
• Remedy: (1) Carry out U021 Main backup initialization and perform an operation check. (2) Exchange a Main/Engine PWB and perform an operation check. (3) Get USBLOG and contact service headquarters.

• Code: F4DX, F4EX
• Description: Abnormality detecting in the Entity Management Department
• Remedy: (1) Carry out U021 Main backup initialization and perform an operation check. (2) Exchange a Main/Engine PWB and perform an operation check. (3) Get USBLOG and contact service headquarters.

• Code: F4FX
• Description: Abnormality detecting in the JOB Management Department
• Remedy: (1) Carry out U021 Main backup initialization and perform an operation check. (2) Exchange a Main/Engine PWB and perform an operation check. (3) Get USBLOG and contact service headquarters.

• Code: F50X
• Description: Abnormality detecting in the FAX Management Department
• Remedy: (1) Carry out U021 Main backup initialization and perform an operation check. (2) Exchange a Main/Engine PWB and perform an operation check. (3) Get USBLOG and contact service headquarters.

• Code: F51X ... F57X
• Description: Abnormality detecting in a JOB execution part
• Remedy: (1) Carry out U021 Main backup initialization and perform an operation check. (2) Exchange a Main/Engine PWB and perform an operation check. (3) Get USBLOG and contact service headquarters.