List Of Failures; Operation Failures; Image Failures - Canon imageFORMULA P-208 Service Manual With Parts Catalog

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. For failures of the optional Wi-Fi unit
WU-10, refer to its user manual and technical documents.

1. Operation Failures

Cause
No.
Failure
1 Power does not
come ON.
2 No scanner
found.
3 Scanner does not
start.
4 Scanning does not
feed properly.
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 image.
4 Image slanted.
5 Wrong image size.
6 Text cannot be
seen.
7 Moire in image.
8 The image of the
photograph is not
good.
COPYRIGHT © CANON ELECTRONICS INC. 2012
Note: Major causes of each failure are marked "X."
System Hard-
/Software ware
is
X
X
X
Table 5-301
Note: Major causes of each failure are marked "X."
System Hard-
/Software ware
X
Table 5-302
CANON P-208 FIRST EDITION
CHAPTER 5 TROUBLESHOOTING
Connec-
Dirt/dust
tion
X X
X
X X
X
X X
Connec-
Dirt/dust
tion
X
X
Docu-
ment tings
X X
X
Docu-
ment tings
X
X
X
X
X
X
X
Set-
X
X
Set-
X
X
X
X
X
X
X
5-33