Canon Image Reader-A1 iR5000i Service Manual page 681

c. E711-0003
Wrong operation
1) Turn off and then on the main power switch. Is the problem cor-
YES: Check the operation once again; if normal, end the work.
Connector, Remote diagnostic device PCB
2) Is the interface cable between the remote diagnostic device PCB
NO:
YES: Replace the remote diagnostic device PCB.
4.1.32 E712
Wrong operation
1) Turn off and then on the main power switch. Is the problem cor-
YES: Check the operation once again; if normal, end the work.
Connector
2) Is the cable between the ADF controller PCB and the reader con-
NO:
ADF controller PCB, Reader controller PCB
3) Try replacing the ADF controller PCB. Is the problem corrected?
YES: End.
NO:
4.1.33 E713
Wrong operation
1) Turn off and then on the main power switch.
YES: Check the operation once again; if normal, end the work.
Connectors
2) Is the interface cable between the finisher controller PCB and the
NO:
Finisher controller PCB, DC controller PCB
3) Try replacing the finisher controller PCB. Is the problem cor-
YES: End.
NO:
COPYRIGHT © 2001 CANON INC.
CHAPTER 4 TROUBLESHOOTING IMAGE FAULTS/MALFUNCTIONS
rected?
and the main controller PCB normal?
Correct the cable.
rected?
troller PCB normal?
Correct the cable.
Replace the reader controller PCB.
DC controller PCB normal?
Correct the cable.
rected?
Replace the DC controller PCB.
2000 2000 2000 2000 CANON iR5000i/iR6000i REV.0 JUNE 2001
4-33 T