E111; E121-0001 - Canon iR105 Service Manual

CHAPTER 6 TROUBLESHOOTING

4.1.24 E111

Foreign matter
1) It here foreign matter that prevents the rotation of the laser scanner
YES: Remove the foreign matter.
Connector
2) Is the connector J503 on the DC controller PCB connected firmly?
NO:
Laser scanner fan (FM14), DC controller PCB
3) Try replacing the laser scanner motor fan (FM14). Is the problem
YES: End.
NO:

4.1.25 E121-0001

Foreign matter
1) Is there foreign matter that prevents the rotation of the scanner
YES: Remove the foreign matter.
Connector
2) Is the connector J503 on the reader controller PCB connected
NO:
Scanner cooling fan (FM3), Reader controller PCB
3) Try replacing the scanner cooling fan (FM3). Is the problem cor-
NO:
YES: Replace the reader controller PCB.
6-102
motor cooling fan?
Connect it firmly
corrected?
Replace the DC controller PCB.
cooling fan?
firmly?
Connector it firmly.
rected?
End.
COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR105 REV.0 JULY 2001