Canon imageRUNNER ADVANCE C255 Series Service Manual page 381

E001-A004-05
Detection Description
Remedy
E001-A005-05
Detection Description
Remedy
E001-A006-05
Detection Description
Remedy
Fixing Main Thermistor high temperature detection error
The Fixing Main Thermistor detected 270 deg C or higher.
[Related parts] R1.00
- Harness between the Fixing Drawer (DR01/J5401) and the Low-voltage Power Supply PCB
(UN01/J302)
- Harness between the Low-voltage Power Supply PCB (UN01/J315 and J322) and the DC
Controller PCB (UN04/J20 and J22)
- Harness between the Fixing Drawer (DR01/J5401) and the DC Controller PCB (UN04/J134)
- Fixing Assembly
- Low-voltage Power Supply PCB (UN01)
- DC Controller PCB (UN04)
[Remedy] Check/replace the related harness/cable, connector and parts.
[Reference] Before replacing the DC 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> DSRAMBUP
- Restoration: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMRES
Sub Thermistor (Front) high temperature detection error
The Sub Thermistor (Front) detected 295 deg C or higher.
[Related parts] R1.00
- Harness between the Fixing Drawer (DR01/J5401) and the Low-voltage Power Supply PCB
(UN01/J302)
- Harness between the Low-voltage Power Supply PCB (UN01/J315 and J322) and the DC
Controller PCB (UN04/J20 and J22)
- Harness between the Fixing Drawer (DR01/J5401) and the DC Controller PCB (UN04/J134)
- Fixing Assembly
- Low-voltage Power Supply PCB (UN01)
- DC Controller PCB (UN04)
[Remedy] Check/replace the related harness/cable, connector and parts.
[Reference] Before replacing the DC 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> DSRAMBUP
- Restoration: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMRES
Sub Thermistor (Rear) high temperature detection error
The Sub Thermistor (Rear) detected 295 deg C or higher.
[Related parts] R1.00
- Harness between the Fixing Drawer (DR01/J5401) and the Low-voltage Power Supply PCB
(UN01/J302)
- Harness between the Low-voltage Power Supply PCB (UN01/J315 and J322) and the DC
Controller PCB (UN04/J20 and J22)
- Harness between the Fixing Drawer (DR01/J5401) and the DC Controller PCB (UN04/J134)
- Fixing Assembly
- Low-voltage Power Supply PCB (UN01)
- DC Controller PCB (UN04)
[Remedy] Check/replace the related harness/cable, connector and parts.
[Reference] Before replacing the DC 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> DSRAMBUP
- Restoration: COPIER (LEVEL2)> FUNCTION> SYSTEM> DSRAMRES
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7. Error/Jam/Alarm