E280-0002-04 Communication Error; E280-0101-04 Communication Error; E280-0102-04 Communication Error; E302-0001-04 Error In Paper Front White Shading - Canon imageRUNNER ADVANCE C3500 III Series Service Manual

E280-0002-04
Detection Description
Remedy
E280-0101-04
Detection Description
Remedy
E280-0102-04
Detection Description
Remedy
E302-0001-04
Detection Description
Remedy
Communication error
Disconnection of FFC between the Reader Controller PCB and the Reader Scanner Unit was
detected.
[Related parts]
- Harness between the Reader Scanner Unit (UN_BO2/J101) and the Main Controller PCB (UN05/
J7000)
- Reader Scanner Unit (UN_BO2)
- Main Controller PCB (UN05)
[Remedy] Check/replace the related harness/cable, connector and parts.
[Reference] Before replacing the Main 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
Communication error
Communication between the Reader Controller PCB and the DADF Scanner Unit was not
completed within the specified period of time.
[Related parts]
- Harness between the Main Controller PCB (UN05) and the ADF Driver PCB
- ADF Driver PCB
- Main Controller PCB
[Remedy] Check/replace the related harness/cable, connector and parts.
[Reference] Before replacing the Main 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
Communication error
Disconnection of FFC between the Reader Controller PCB and the DADF Scanner Unit was
detected.
[Related parts]
- Harness between the Main Controller PCB (UN05) and the ADF Driver PCB
- ADF Driver PCB
- Main Controller PCB
[Remedy] Check/replace the related harness/cable, connector and parts.
[Reference] Before replacing the Main 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
Error in paper front white shading
An access error to the paper front white shading RAM or a paper front white shading value out of
specification was detected.
[Related parts]
- Harness between the Reader Scanner Unit (UN_BO2/J101) and the Main Controller PCB (UN05/
J7000)
- Reader Scanner Unit (UN_BO2)
- Main Controller PCB
[Remedy] Check/replace the related harness/cable, connector and parts.
[Reference] Before replacing the Main 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
381
7. Error/Jam/Alarm