• Code: 805-0000-05
• Description: Failure of the Exhaust Fan (Rear) (FM3)
• Causes: When lock signal is detected for 15 sec while the Exhaust Fan (Rear) (FM3) is stopped. * The same condition is detected after the error retry is performed.
• Remedy: [Related parts] - Harness connecting from the DC Controller PCB (UN2/J335) to the Exhaust Fan (Rear) (FM3/ J2010) - Exhaust Fan (Rear) (FM3) - DC Controller PCB (UN2) [Remedy] 1.Check/replace the related harness/cable, connector and parts. 2.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: 805-0001-05
• Description: Unstable rotation of the Exhaust Fan (Rear) (FM3)
• Causes: When lock signal failed to be detected for 15 sec while the Exhaust Fan (Rear) (FM3) is driven. * The same condition is detected after the error retry is performed.
• Remedy: [Related parts] - Harness connecting from the DC Controller PCB (UN2/J335) to the Exhaust Fan (Rear) (FM3/ J2010) - Exhaust Fan (Rear) (FM3) - DC Controller PCB (UN2) [Remedy] 1.Check/replace the related harness/cable, connector and parts. 2.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: 805-0002-05
• Description: Failure of the Exhaust Fan (Front) (FM4)
• Causes: When lock signal is detected for 15 sec while the Exhaust Fan (Front) (FM4) is stopped. * The same condition is detected after the error retry is performed.
• Remedy: [Related parts] - Harness connecting from the DC Controller PCB (UN2/J335) to the Exhaust Fan (Front) (FM4/ J2009) - Exhaust Fan (Front) (FM4) - DC Controller PCB (UN2) [Remedy] 1.Check/replace the related harness/cable, connector and parts. 2.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: 805-0003-05
• Description: Unstable rotation of the Exhaust Fan (Front) (FM4)
• Causes: When lock signal failed to be detected for 15 sec while the Exhaust Fan (Front) (FM4) is driven. * The same condition is detected after the error retry is performed.
• Remedy: [Related parts] - Harness connecting from the DC Controller PCB (UN2/J335) to the Exhaust Fan (Front) (FM4/ J2009) - Exhaust Fan (Front) (FM4) - DC Controller PCB (UN2) [Remedy] 1.Check/replace the related harness/cable, connector and parts. 2.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: 806-0000-05
• Description: Failure of the Main Body Cooling Fan (FM6)
• Causes: When lock signal is detected for 5 sec while the Main Body Cooling Fan (FM6) is stopped. *The same condition is detected after the error retry is performed.
• Remedy: [Related parts] - Harness connecting from the DC Controller PCB (UN2/J337) to the Main Body Cooling Fan (FM6/ J441) - Main Body Cooling Fan (FM6) - DC Controller PCB (UN2) [Remedy] 1.Check/replace the related harness/cable, connector and parts. 2.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: 806-0001-05
• Description: Unstable rotation of the Main Body Cooling Fan (FM6)
• Causes: When lock signal failed to be detected for 15 sec while the Main Body Cooling Fan (FM6) is driven. * The same condition is detected after the error retry is performed.
• Remedy: [Related parts] - Harness connecting from the DC Controller PCB (UN2/J337) to the Main Body Cooling Fan (FM6/ J441) - Main Body Cooling Fan (FM6) - DC Controller PCB (UN2) [Remedy] 1.Check/replace the related harness/cable, connector and parts. 2.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: 806-0002-05
• Description: Failure of the Paper Cooling Fan (FM7)
• Causes: When lock signal is detected for 15 sec while the Paper Cooling Fan (FM7) is stopped. *The same condition is detected after the error retry is performed.
• Remedy: [Related parts] - Harness connecting from the DC Controller PCB (UN2/J335) to the Paper Cooling Fan (FM7/ J2209) - Paper Cooling Fan (FM7) - DC Controller PCB (UN2) [Remedy] 1.Check/replace the related harness/cable, connector and parts. 2.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: 806-0003-05
• Description: Unstable rotation of the Paper Cooling Fan (FM7)
• Causes: When lock signal failed to be detected for 15 sec while the Paper Cooling Fan (FM7) is driven. * The same condition is detected after the error retry is performed.
• Remedy: [Related parts] - Harness connecting from the DC Controller PCB (UN2/J335) to the Paper Cooling Fan (FM7/ J2209) - Paper Cooling Fan (FM7) - DC Controller PCB (UN2) [Remedy] 1.Check/replace the related harness/cable, connector and parts. 2.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