• Code: 302-0001-04
• Description: Error in paper front white shading
• Causes: An access error to the paper front white shading RAM or a paper front white shading value out of specification was detected.
• Remedy: [Related parts] R1.00 - Harness between the Reader Scanner Unit (UN_BO2/J101 ) and the Reader Controller PCB (UN_BO1/J105) - Reader Scanner Unit (UN_BO2) - 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: 302-0002-04
• Description: Error in paper front black shading
• Causes: An access error to the paper front black shading RAM or a paper front black shading value out of specification was detected.
• Remedy: [Related parts] R1.00 - Harness between the Reader Scanner Unit (UN_BO2/J101 ) and the Reader Controller PCB (UN_BO1/J105) - Reader Scanner Unit (UN_BO2) - 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: 302-0101-04
• Description: Error in paper back white shading
• Causes: An access error to the paper back white shading RAM or a paper back white shading value out of specification was detected.
• Remedy: [Related parts] R1.00 - Harness between the Reader Controller PCB (UN_BO1/J103) and the DADF Driver PCB (PCB1/ J401) - 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: 302-0102-04
• Description: Error in paper back black shading
• Causes: An access error to the paper back black shading RAM or a paper back black shading value out of specification was detected.
• Remedy: [Related parts] R1.00 - Harness between the Reader Controller PCB (UN_BO1/J103) and the DADF Driver PCB (PCB1/ J401) - 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: 315-0007-00
• Description: Image process device timeout error
• Causes: Image compression process was not completed within the specified period of time (120 sec) at scanning.
• Remedy: [Related parts] R1.00 - Harness between the Reader Controller PCB and Main Controller PCB - Main Controller PCB - Reader Controller PCB [Remedy] Perform the following in the order while checking whether the error is cleared. 1. Reinstall the latest system software using SST or a USB flash drive. 2. 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: 315-000D-00
• Description: Image process device timeout error
• Causes: Processing of a JBIG-compressed data was not completed within the specified period of time (120 sec) at printing or SEND.
• Remedy: Perform the following in the order while checking whether the error is cleared. 1. Reinstall the latest system software using SST or a USB flash drive. 2. Check/replace the Main Controller PCB.

• Code: 315-000F-00
• Description: Image process device timeout error
• Causes: Duplication of image data in the memory was not completed within the specified period of time (120 sec).
• Remedy: Perform the following in the order while checking whether the error is cleared. 1. Reinstall the latest system software using SST or a USB flash drive. 2. Check/replace the Main Controller PCB.

• Code: 315-0027-00
• Description: Image process device timeout error
• Causes: Image processing (change in magnification ratio, rotating, and shifting) was not completed normally within the specified period of time (120 sec).
• Remedy: Perform the following in the order while checking whether the error is cleared. 1. Reinstall the latest system software using SST or a USB flash drive. 2. Check/replace the Main Controller PCB.