Panasonic KV-S7075C Operating Manual page 46

Troubleshooting
Symptom
(ADF)
Scanned image is aslant.
(ADF)
The scanned document is
blank.
Vertical lines appear on the
scanned document.
The scanning density is
uneven.
The color of the scanned
document is extremely different
from the original document.
Dark spots or noise appear
on the scanned documents.
Scanned image has moire
fringes such as stripe or
wavy pattern noise.
If you still experience problems after following these suggestions, please contact our Technical Support Department
at 1-800-726-2797 for further assistance. (U.S.A. only)
46
Possible Cause
The document guides are not adjusted
to the size of the document to be
scanned. The document to be scanned
is set aslant on the hopper tray.
Right and left sides of the document to
be scanned are not the same in height,
because of curl and fold.
The document to be scanned was
loaded face down (upside down).
The ADF glasses and flatbed glass are
dirty.
The reference plate and flatbed sheet
are dirty.
The ADF glass, reference plate, flatbed
glass and flatbed sheet are dirty.
The quantity distribution of light varies.
The settings of the computer monitor is
wrong.
The ADF glass, reference plate, flatbed
glass and flatbed sheet are dirty.
It is caused by printing pattern of the
document and the congeniality of the
scanning resolution.
Remedy
Adjust the document guides properly to
the size of the document to be
scanned.
Remove curl and fold then reduce the
amount of the document.
Load the document correctly.
(See page 18.)
Clean the ADF glasses and flatbed
glass. (See page 37.)
Clean the reference plate and flatbed
sheet. (See page 37 and
Clean the ADF glass, reference plate,
flatbed glass and flatbed sheet. (See
page 37 and See page 40.)
Adjust shading. Please refer to section
4.6 of a user utility reference manual.
Adjust the computer monitor settings.
Clean the ADF glass, reference plate,
flatbed glass and flatbed sheet. (See
page 37 and See page 40.)
Please use the moire reduction
function or change the resolution and
try to scan.
page 40.)