List Of Failures; Operation Failures; Image Failures; Iii. List Of Failures - Canon imageFORMULA P-215 Service Manual

CHAPTER 5 TROUBLESHOOTING

III. LIST OF FAILURES

The lists below give the major failures conditions and their causes. Refer to the next section
for details of the causes and the measures to be taken.

1. Operation Failures

Cause
No.
Failure
1 Power does
not come ON.
2 No scanner is
found.
3 Scanner does
not start.
4 Scanning does
not feed prop-
erly.
5 Scanning
speed is slow.

2. Image Failures

Cause
No.
Failure
1 All black/all
white/all
streaked.
2 Too dark/too
light.
3 Streaks in im-
age.
4 Image slanted.
5 Wrong image
size.
6 Text cannot be
seen.
7 Moire in image.
5-18
Note: Major causes of each failure are marked "X."
System Hard-
/Software ware
X
X
X X
X
X X
Table 5-301
Note: Major causes of each failure are marked "X."
System Hard-
/Software ware
X X
X
Table 5-302
COPYRIGHT © CANON ELECTRONICS INC. 2011
Connec-
Dirt/dust
tion
X
X
X
X
X
Connec-
Dirt/dust
tion
X
X
X
Docu- Set-
ment tings
X
X
X X
Docu- Set-
ment tings
X
X
X X
X X
X X
X X
CANON P-215 FIRST EDITION