Code :

Code: 400-0002-04
Description: Communication error
Causes: A communication error between the Reader Controller PCB and the DADF Driver PCB was detected.
Remedy: [Related parts] R1.00 - Harness between the DADF Driver PCB (UN03/J401) and the Reader Controller PCB (UN1/J104) - Harness between the DADF Driver PCB (UN03/J402) and the Reader Controller PCB (UN1/J111) - DADF Driver PCB (UN03) - Reader Controller PCB (UN1) [Remedy] Check/replace the related harness/cable, connector and parts. [Reference] Before replacing the Reader Controller PCB, back up the service mode data (approx. 2 min) and restore the backup data after the replacement so the data may be able to be protected. - Backup: COPIER (LEVEL2)> FUNCTION> SYSTEM> RSRAMBUP - Restoration: COPIER (LEVEL2)> FUNCTION> SYSTEM> RSRAMRES

Code: 400-0003-04
Description: Communication error
Causes: Disconnection of the harness between the Reader Controller PCB and the DADF Driver PCB was detected.
Remedy: [Related parts] R1.00 - Harness between the DADF Driver PCB (UN03/J401) and the Reader Controller PCB (UN1/J104) - Harness between the DADF Driver PCB (UN03/J402) and the Reader Controller PCB (UN1/J111) - DADF Driver PCB (UN03) - Reader Controller PCB (UN1) [Remedy] Check/replace the related harness/cable, connector and parts. [Reference] Before replacing the Reader Controller PCB, back up the service mode data (approx. 2 min) and restore the backup data after the replacement so the data may be able to be protected. - Backup: COPIER (LEVEL2)> FUNCTION> SYSTEM> RSRAMBUP - Restoration: COPIER (LEVEL2)> FUNCTION> SYSTEM> RSRAMRES

Code: 401-0001-04
Description: Pickup Roller Unit Lifting HP Sensor error
Causes: The Pickup Roller Unit Lifting HP Sensor in the DADF did not detect the ON status.
Remedy: [Related parts] R1.00 - Harness between the DADF Driver PCB (UN03/J409) and the Pickup Roller Unit Lifting HP Sensor (SR11/J614) - Harness between the DADF Driver PCB (UN03/J403) and the Pickup Roller Unit Lifting Motor (M1/J612) - Pickup Roller Unit Lifting HP Sensor (SR11) - Pickup Roller Unit Lifting Motor (M1) - DADF Driver PCB (UN03) [Remedy] Check/replace the related harness/cable, connector and parts.

Code: 401-0002-04
Description: Pickup Roller Unit Lifting HP Sensor error
Causes: The Pickup Roller Unit Lifting HP Sensor in the DADF did not detect the OFF status.
Remedy: [Related parts] R1.00 - Harness between the DADF Driver PCB (UN03/J409) and the Pickup Roller Unit Lifting HP Sensor (SR11/J614) - Harness between the DADF Driver PCB (UN03/J403) and the Pickup Roller Unit Lifting Motor (M1/J612) - Pickup Roller Unit Lifting HP Sensor (SR11) - Pickup Roller Unit Lifting Motor (M1) - DADF Driver PCB (UN03) [Remedy] Check/replace the related harness/cable, connector and parts.

Code: 407-0001-04
Description: Tray Lifting Motor error
Causes: The Tray HP Sensor in the DADF did not detect the ON/OFF status within the specified period of time.
Remedy: [Related parts] R1.00 - Harness between the DADF Driver PCB (UN03/J410) and the Tray HP Sensor (SR5/J605) - Tray HP Sensor (SR5) - Tray Lifting Motor (M7) - DADF Driver PCB (UN03) [Remedy] Check/replace the related harness/cable, connector and parts.

Code: 407-0002-04
Description: Tray Lifting Motor error
Causes: The Paper Surface Sensor in the DADF was not turned ON within the specified period of time when lifting up the lifter.
Remedy: [Related parts] R1.00 - Harness between the DADF Driver PCB (UN03/J409) and the Paper Surface Sensor (SR10/ J613) - Paper Surface Sensor (SR10) - Tray Lifting Motor (M7) - DADF Driver PCB (UN03) [Remedy] Check/replace the related harness/cable, connector and parts.