Canon GP405 - Page 489

COPYRIGHT © 1999 CANON INC. CANON 405/335 REV.0 JAN. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
14-71
CHAPTER 14 TROUBLESHOOTING
Image processor PCB
J510
12
J708
34
4321
OV BD 5V
J706
FROMCCD-HSYNC 5V FROMIP-HSYNC VSS
J301
4 3 2 1
37 38 39 40
Check continuity.
Check continuity.
Check for
disconnection.
CCD PCB
Check wiring
(to make sure that
wiring is not to the
light-receiving face).
J500
A16 B16
J717
A16 B16
Laser driver PCB
Check for
disconnection.
Check for
disconnection.
Check continuity.
BD PCB
Figure 14-405 E100