COPYRIGHT © 2001 CANON INC.
2000 2000 2000 2000
CANON SmartBase PC1200s/iR1200s REV. 0 DEC. 2001
CHAPTER 7 TROUBLESHOOTING
7-40
E805
While the fan is rotating, fan lock state is detected for 10 sec or more con-
tinuously.
Main cause
The fan is faulty. The DC controller PCB is faulty. The image processor
PCB is faulty.
Action
1. Foreign matter
Is there any foreign matter that hinders the rotation of the heat discharge
fan?
YES: Remove the foreign matter.
2. Wiring, Connection
Are the wiring and connection (connectors) of the fan normal?
NO:
Correct them.
3. Fan
Try replacing the fan. Is the problem corrected?
YES: End.
4. DC controller PCB/Image processors PCB
Try replacing the DC controller PCB. Is the problem corrected?
YES: End.
NO:
Replace the image processor PCB.