Canon imageRUNNER ADVANCE C3330 Series Service Manual page 612

7. Error/Jam/Alarm
713-0011-05 Communication error
Detection Description A communication error between the DC Controller PCB and the Finisher was detected.
Remedy [Related parts]
a. STAPLE/BOOKLET FINISHER-U1
- Harnesses from the DC Controller PCB to the Finisher Controller PCB
1. DC Controller PCB (UN04/J182) to Relay Path Unit (Unit of replacement: CABLE, PRIMARY
TRANSFER H.V.)
2. Relay Path Unit to Finisher Controller PCB
- Harness between the Low Voltage Power Supply PCB (UN01/J306) and the Relay Path Unit
(J1186) (Unit of replacement: CABLE, HEATER)
- DC Controller PCB (UN04) (Unit of replacement: DC CONTROLLER PCB ASSEMBLY)
- Relay Path Unit
- Finisher Controller PCB
- Low Voltage Power Supply PCB (UN01) (Unit of replacement: POWER SUPPLY ASSEMBLY)
[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
b. INNER FINISHER-G1
- Harnesses from the DC Controller PCB to the Finisher Controller PCB
1. DC Controller PCB (UN04/J182) to Relay Path Unit (Unit of replacement: CABLE, PRIMARY
TRANSFER H.V.)
2. Relay Path Unit to Finisher Controller PCB
- DC Controller PCB (UN04) (Unit of replacement: DC CONTROLLER PCB ASSEMBLY)
- Relay Path Unit
- Finisher Controller PCB
[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
600