Canon imageRUNNER ADVANCE 4551i Service Manual page 519

840-0000-05
Detection Description
Remedy
840-0001-05
Detection Description
Remedy
840-0002-05
Detection Description
Remedy
Edge Shutter Home Position error
When the home position of the shutter is not detected
[Related parts]
- Harness connecting from the DC Controller PCB (UN2/J334) to the Fixing Film Shutter HP Sensor
(S10/J109)
- Harness connecting from the DC Controller PCB (UN2/J334) to the Fixing Film Shutter motor
(M8/J2037)
- Fixing Film Shutter HP Sensor (S10)
- Fixing Film Shutter motor (M8)
- 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
Failure of Fixing Film Edge Cooling Fan (Rear) (FM1)
When the lock signal is detected for 15 sec while the fixing film edge cooling fan (rear) stops.
* The same status is detected again after the retry operation.
[Related parts]
- Harness connecting from the DC Controller PCB (UN2/J334) to the Fixing Film Cooling Fan
(Rear) (FM1/J732)
- Fixing Film Cooling Fan (Rear) (FM1)
- 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
Rotation error of Fixing Film Edge Cooling Fan (Rear) (FM1)
When the lock signal is detected for 15 sec while the fixing film cooling fan (rear) operates.
* The same status is detected again after the retry operation.
[Related parts]
- Harness connecting from the DC Controller PCB (UN2/J334) to the Fixing Film Cooling Fan
(Rear) (FM1/J732)
- Fixing Film Cooling Fan (Rear) (FM1)
- 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
506
7. Error/Jam/Alarm