E219; E220; E222; E226 - Canon iR105 Service Manual

4.1.32 E219

4.1.33 E220

4.1.34 E222

Connector
1) Are the connectors J852 and J853 on the light control PCB firmly
NO:
Fluorescent lamp heater
2) Try replacing the fluorescent heater. Is the problem corrected?
YES: End.
Light control PCB, Reader controller PCB
3) Try replacing the light control PCB.
YES: End.
NO:

4.1.35 E226

Foreign matter
1) Is there foreign matter that prevents the rotation of the scanner
YES: Remove the foreign matter.
Connector
2) It the connector J503 on the reader controller PCB connected
NO:
Scanner cooling fan (FM3), Reader controller PCB
1) Try replacing the scanner cooling fan (FM3). Is the problem cor-
NO:
YES: Replace the reader controller PCB.

4.1.36 E240

DC controller PCB
1) Turn off and then on the power switch. Is the problem corrected?
YES: End.
NO:
COPYRIGHT© 2001 CANON INC.
connected?
Connect them firmly.
Replace the rear controller PCB.
cooling fan?
firmly?
Connect them firmly.
rected?
End.
Replace the DC controller PCB.
2000 2000 2000 2000
CHAPTER 6 TROUBLESHOOTING
CANON iR105 REV.0 JULY 2001
6-105