Code :

Code: AD
Description: Timeout error during waiting for completion of scanning DMA transfer.
Causes: 1 Document scanner unit failure. 2 Main PCB failure.
Remedy: 1 Document scanner unit failure Replace the document scanner unit. 2 Main PCB failure Replace the main PCB ASSY.

Code: AF
Description: The white tape cannot be detected.
Causes: 1 White level data failure. 2 Harness connection failure of document scanner unit. 3 Document scanner unit failure. 4 Main PCB failure.
Remedy: 1 White level data failure Perform the acquisition of white level data. (Function code 55) 2 Harness connection failure of document scanner unit Check the harness connection of the document scanner unit and reconnect it. 3 Document scanner unit failure Replace the document scanner unit. 4 Main PCB failure Replace the main PCB ASSY.

Code: B0
Description: Scanning FFC connection failure.
Causes: 1 Incomplete insertion of the second side scanning CIS flat cable of the document scanner unit. 2 Incomplete insertion of the flat cable of the document scanner unit. 3 Second side scanning CIS flat cable of document scanner unit failure. 4 Second side scanning CIS failure. 5 Document scanner unit failure. 6 Main PCB failure.
Remedy: 1 Incomplete insertion of the second side scanning CIS flat cable of the document scanner unit Reinsert the second side scanning CIS flat cable of the document scanner unit. 2 Incomplete insertion of the flat cable of the document scanner unit Reconnect the flat cable for the document scanner unit correctly. 3 Second side scanning CIS flat cable of document scanner unit failure Replace the second side scanning CIS flat cable. 4 Second side scanning CIS failure Replace the second side scanning CIS. 5 Document scanner unit failure Replace the document scanner unit. 6 Main PCB failure Replace the main PCB ASSY.

Code: B1
Description: Dark level offset data level error for scanning.
Causes: 1 Second side scanning CIS failure. 2 Document scanner unit failure. 3 Main PCB failure
Remedy: 1 Second side scanning CIS failure Replace the second side scanning CIS. 2 Document scanner unit failure Replace the document scanner unit. 3 Main PCB failure Replace the main PCB ASSY.

Code: B2
Description: Gain control data level error for scanning.
Causes: 1 Second side scanning CIS failure. 2 Document scanner unit failure. 3 Main PCB failure
Remedy: 1 Second side scanning CIS failure Replace the second side scanning CIS. 2 Document scanner unit failure Replace the document scanner unit. 3 Main PCB failure Replace the main PCB ASSY.

Code: B3
Description: The scanning area setting left edge detection error. (white tape)
Causes: 1 Second side scanning CIS failure. 2 Document scanner unit failure. 3 Main PCB failure
Remedy: 1 Second side scanning CIS failure Replace the second side scanning CIS. 2 Document scanner unit failure Replace the document scanner unit. 3 Main PCB failure Replace the main PCB ASSY.

Code: B4
Description: The scanning area setting right edge detection error. (white tape)
Causes: 1 Second side scanning CIS failure. 2 Document scanner unit failure. 3 Main PCB failure
Remedy: 1 Second side scanning CIS failure Replace the second side scanning CIS. 2 Document scanner unit failure Replace the document scanner unit. 3 Main PCB failure Replace the main PCB ASSY.