Code :

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 Reader Controller PCB (UN_BO1/J4) and the DADF Driver PCB (PCB1/ J401) - Harness between the Reader Controller PCB (UN_BO1/J104) and the DADF Driver PCB (PCB1/ J402) - DADF Driver PCB (PCB1) - Reader Controller PCB (UN_BO1) [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: 412-0005-04
Description: Fan error
Causes: Rotation of fan was detected after the stop signal for the DADF Cooling Fan was transmitted.
Remedy: [Related parts] R1.00 - DADF Cooling Fan (FAN_A1) - DADF Driver PCB (PCB1) [Remedy] Check/replace the related parts.

Code: 412-0006-04
Description: Fan error
Causes: Stop of fan was detected after rotation signal for the DADF Cooling Fan was transmitted.
Remedy: [Related parts] R1.00 - DADF Cooling Fan (FAN_A1) - DADF Driver PCB (PCB1) [Remedy] Check/replace the related parts.

Code: 423-0001-04
Description: SDRAM error in the Reader Controller PCB
Causes: Either an access error to SDRAM in the Reader Controller PCB or an error at data inspection was detected.
Remedy: Replace the Reader Controller PCB (UN_BO1). [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: 490-0101-04
Description: Different DADF model error
Causes: A wrong DADF was installed.
Remedy: [Related parts] R1.00 - Flat Cable between the DADF Driver PCB (PCB1/J401) and the Reader Controller PCB (UN_ BO1/J4) - DADF Driver PCB (PCB1) - Reader Controller PCB (UN_BO1) [Remedy] Perform the following in the order while checking whether the error is cleared. 1. Check if the installed DADF model matches the model that was set in "COPIER> OPTION> CUSTOM> SCANTYPE". If not matched, install the appropriate DADF. 2. Check/replace the related 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: 501-0000-02
Description: Communication error (Finisher-H1)
Causes: A communication error between the host machine and the Finisher was detected.
Remedy: [Related parts] - Harnesses and connectors from the DC Controller PCB to the Finisher Controller PCB - Finisher Controller PCB (PCB1) - DC Controller PCB [Remedy] Perform the following in the order while checking whether the error is cleared. 1. Check/replace the harness and connector between the DC Controller PCB and the Finisher Controller PCB. 2. Replace the Finisher Controller PCB. [Reference] When replacing the Finisher Controller PCB, refer to "Adjustment> Adjustment when Replacing the Parts" in the Service Manual. 3. Replace the DC Controller PCB. [Reference] Before replacing the DC Controller PCB, back up the service mode data and restore the backup data after the replacement so the data may be able to be protected. - Backup: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMBUP - Restoration: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMRES

Code: 503-0021-02
Description: Error in communication between the Finisher and Saddle Unit (Finisher-Y1)
Causes: Communication error between the Finisher Controller PCB and the Saddle Stitcher Controller PCB was detected. (Command transmission error)
Remedy: STAPLE FIN-Y1/BOOKLET FIN-Y1 [Related parts] - Harnesses and connectors from the Finisher Controller PCB to the Saddle Stitcher Controller PCB - Finisher Controller PCB (PCB101) - Saddle Stitcher Controller PCB (PCB201) [Remedy] Perform the following in the order while checking whether the error is cleared. 1. Check/replace the harness and connector between the Finisher Controller PCB and the Saddle Stitcher Controller PCB. 2. Replace the Finisher Controller PCB. [Reference] When replacing the Finisher Controller PCB, refer to "Adjustment> When Replacing the Parts" in the Service Manual. 3. Replace the Saddle Stitcher Controller PCB.