• Code: 8F
• Description: The paper feed motor is being driven and cannot be stopped.
• Causes:
• Remedy: Software malfunction Open and close the scanner cover. Unplug and plug the AC cord. Paper feed motor harness not connected correctly Correct the connection.

• Code: 90
• Description: Recording paper width exceeding the letter size is detected by the paper width sensor (media sensor).
• Causes:
• Remedy: Wrong size paper loaded in the paper tray. Load the correct size of paper. Paper width sensor defective Replace the carriage PCB ASSY. Main PCB defective Replace the main PCB.

• Code: 91
• Description: Recording paper length shorter than the specified size is detected by the registration sensor.
• Causes:
• Remedy: Wrong size paper loaded in the paper tray. Load the correct size of paper. Registration sensor defective Replace the registration sensor PCB. Main PCB defective Replace the main PCB.

• Code: A1
• Description: Scanner cover (scanner unit) opened
• Causes:
• Remedy: Scanner cover sensor (carbon switch) broken Replace the control panel PCB. Scanner cover sensor actuator unhooked Set the scanner cover sensor actuator into place. Rubber keypad defective Replace the rubber keypad. Control panel PCB defective Replace the control panel PCB. Main PCB defective Replace the main PCB.

• Code: A2
• Description: During scanning or ejecting, a document of 90 cm* or longer is detected.
• Causes:
• Remedy: Document jam Remove the jammed document. Foreign materials in the machine Remove foreign materials. Document rear sensor actuator caught on the surrounding parts Correct the surrounding parts on which the actuator caught. Document rear sensor broken Replace the document rear sensor PCB. Document feed roller 2 defective or not rotating Replace the ADF unit. Main PCB defective Replace the main PCB.

• Code: A3
• Description: The document rear sensor does not come ON during document pull-in operation.
• Causes:
• Remedy: Document jam Remove the jammed document. Foreign materials in the machine Remove foreign materials. Document rear sensor actuator caught on the surrounding parts Correct the surrounding parts on which the actuator caught. Document rear sensor broken Replace the document rear sensor PCB. ADF motor defective Replace the ADF motor. ADF-related gear(s) broken Replace the ADF unit. Main PCB defective Replace the main PCB.

• Code: A5
• Description: FAX scanning failure (1st time)*.
• Causes:
• Remedy: CIS defective White reference film stained in the scanner cover Replace the scanner cover (scanner unit). Main PCB defective Replace the main PCB.

• Code: A6
• Description: FAX scanning failure (retry)*.
• Causes:
• Remedy: CIS defective White reference film stained in the scanner cover Replace the scanner cover (scanner unit). Main PCB defective Replace the main PCB.