COPYRIGHT © 2002 CANON INC.
2000 2000 2000 2000
CANON SmartBase PC1210D/1230D/1270D REV. 1 MAR. 2002
7-39
CHAPTER 7 TROUBLESHOOTING
E100
About 1.5 sec after the scanner drive signal output, the BDI* signal is not
detected 3 times or more for 1.0 sec.
While the laser is ON, the BD signal cycle is not as indicated for 0.5 or
more continuously.
Main cause
The laser driver/BD PCB is faulty (laser activation failure, BD detection
fault). The DC controller PCB is faulty. The image processor PCB is faulty.
Action
1. Laser scanner unit
Try replacing the laser scanner unit. Is the problem corrected?
YES: End.
2. DC controller PCB, Image processor PCB
Try replacing the DC controller PCB. Is the problem corrected?
YES: End.
NO:
Replace the image processor PCB.
E110
The scanner fails to reach the target speed of rotation 10 sec after the laser
scanner motor reaches constant speed state.
Main cause
The laser scanner motor is faulty. The DC controller PCB is faulty.
Action
1. Laser scanner unit, DC controller PCB
Try replacing the laser scanner unit. Is the problem corrected?
YES: End.
NO:
Replace the DC controller PCB.