Copying problems – Samsung SCX-8240NA-CAS User Manual
Page 245
Troubleshooting_ 245
Copying problems
Solid Color or
Black pages
•
The imaging unit may not be installed properly.
Remove the imaging unit and reinsert it.
•
The imaging unit may be defective and need
replacing. Remove the imaging unit and install
a new one. Contact a service representative.
•
The machine may require repair. Contact a
service representative.
Loose toner
•
Clean the inside of the machine. Cleaning the
inside or contact a service representative.
•
Check the paper type and quality (see "Print
media specifications" on page 252).
•
Remove the imaging unit and install a new one.
Contact a service representative.
•
If the problem persists, the machine may
require repair. Contact a service
representative.
Character Voids
Character voids are white areas within parts of
characters that should be solid black:
•
If you are using transparencies, try another
type of transparency. Because of the
composition of transparencies, some
character voids are normal.
•
You may be printing on the wrong surface of
the paper. Remove the paper and turn it
around.
•
The paper may not meet paper specifications
(see "Print media specifications" on
Horizontal stripes
If horizontally aligned black streaks or smears
appear:
•
The imaging unit may be installed improperly.
Remove the imaging unit and reinsert it.
•
The imaging unit may be defective. Remove
the imaging unit and install a new one.
Contact a service representative.
•
If the problem persists, the machine may
require repair. Contact a service
representative.
Curl
If the printed paper is curled or paper does not
feed into the machine:
•
Turn the stack of paper over in the tray. Also
try rotating the paper 180° in the tray.
•
Change the printer option and try again. Go to
Printing Preferences, click Paper tab, and
set type to thin paper (see "Opening printing
Condition
Suggested Solutions
A
A
An unknown image
repetitively appears
on a few sheets or
loose toner, light
print, or
contamination
occurs.
Your machine is probably being used at an
altitude of 1,000 m (3,281 ft) or above.
The high altitude may affect the print quality, such
as loose toner or light imaging. Change the
correct altitude setting to your machine.
Condition
Suggested solution
Copies are too light
or too dark
Use Light and Dark arrows to lighten or darken
the backgrounds of copies in the Basic tab of
the Copy menu.
Smears, lines,
marks, or spots
appear on copies.
•
If the defects are on the original, press
left/right arrow to lighten the background of
your copies in the Basic tab of the Copy
menu (see "Changing the darkness" on
•
If there are no defects on the original, clean
the scan unit. Cleaning the scan unit or
contact a service representative.
Copy image is
skewed.
•
Ensure that the original is face down on the
scanner glass or face up in the DADF.
•
Check that the copy paper is loaded correctly.
•
If the problem persists, the machine may
require repair. Contact a service
representative.
Blank copies print
out.
Ensure that the original is face down on the
scanner glass or face up in the DADF.
Image rubs off the
copy easily.
•
Replace the paper in the tray with paper from
a new package.
•
In high humidity areas, do not leave paper in
the machine for extended periods of time.
Frequent copy paper
jams occur.
•
Fan the stack of paper, then turn it over in the
tray. Replace the paper in the tray with a fresh
supply. Check/adjust the paper guides, if
necessary.
•
Ensure that the paper is the proper paper
weight.
•
Check for copy paper or pieces of copy paper
remaining in the machine after a paper jam
has been cleared.
Toner cartridge
produces fewer
copies than
expected before
running out of toner.
•
Your originals may contain pictures, solids, or
heavy lines. For example, your originals may
be forms, newsletters, books, or other
documents that use more toner.
•
The DADF may be left open while copies are
being made.
•
The machine may be turned on and off
frequently.
Condition
Suggested Solutions