Condition

Possible cause

Suggested solutions

 

 

 

The print quality

The resolution of

Reduce the photo size. If

of photos is not

the photo is very

you increase the photo size

good. Images are

low.

in the software application,

not clear.

 

the resolution will be

 

 

reduced.

Before printing,

Using damp paper

This is not a problem. Just

the machine

can cause vapor

keep printing.

emits vapor near

during printing.

 

the output tray.

 

 

The machine

Paper size and

Set the correct paper size in

does not print

paper size setting

the Paper tab in the

special- sized

do not match.

Printing Preferences (See

paper, such as

 

"Opening printing

billing paper.

 

preferences" on page 2).

 

 

 

Printing quality problems

If the inside of the machine is dirty or paper has been loaded improperly, there might be a reduction in print quality. See the table below to clear the problem.

 

Condition

Suggested Solutions

 

 

 

 

Light or faded print

If a vertical white streak or faded area

 

 

 

appears on the page, the toner supply is low.

 

 

 

 

 

 

You may be able to temporarily extend the

 

 

 

toner cartridge life (See"Redistributing toner"

 

 

 

on page 1). If this does not improve the print

 

 

 

quality, install a new toner cartridge.

The paper may not meet paper specifications; for example, the paper may be too moist or rough (See "Print media specifications" on page 3).

If the entire page is light, the print resolution setting is too low or the toner save mode is on. Adjust the print resolution and turn the toner save mode off. See the help screen of the printer driver.

A combination of faded or smeared defects may indicate that the toner cartridge needs cleaning (See "Cleaning the inside" on page 2).

The surface of the LSU part inside the machine may be dirty (See "Cleaning the inside" on page 2).

Toner specks

The paper may not meet specifications; for

 

example, the paper may be too moist or rough

 

(See "Print media specifications" on page 3).

The transfer roller may be dirty. Clean the inside of your machine. Contact a service representative.

The paper path may need cleaning. Contact a service representative.

 

Condition

 

Suggested Solutions

 

 

 

Dropouts

 

If faded areas, generally rounded, occur

 

 

 

randomly on the page:

 

 

 

 

 

A single sheet of paper may be defective.

 

 

 

Try reprinting the job.

The moisture content of the paper is uneven

or the paper has moist spots on its surface. Try a different brand of paper (See "Print media specifications" on page 3).

 

 

 

 

 

The paper lot is bad. The manufacturing

 

 

 

 

 

processes can cause some areas to reject

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

toner. Try a different kind or brand of paper.

 

 

 

 

 

Change the printer option and try again. Go

 

 

 

 

 

to Printing Preferences, click Paper tab,

 

 

 

 

 

and set type to Thick (See "Opening printing

 

 

 

 

 

preferences" on page 2).

 

 

 

 

 

If these steps do not correct the problem,

 

 

 

 

 

contact a service representative.

 

 

White Spots

If white spots appear on the page:

 

 

 

 

 

The paper is too rough and a lot of dirt from a

 

 

 

 

 

 

 

 

 

 

paper falls to the inner devices within the

 

 

 

 

 

machine, so the transfer roller may be dirty.

 

 

 

 

 

Clean the inside of your machine (See

 

 

 

 

 

"Cleaning the inside" on page 2).

 

 

 

 

 

The paper path may need cleaning (See

 

 

 

 

 

"Cleaning the inside" on page 2).

 

 

 

 

 

 

 

 

Vertical lines

If black vertical streaks appear on the page:

 

 

 

 

 

The surface (drum part) of the toner

 

 

 

 

 

cartridge inside the machine has probably

 

 

 

 

 

been scratched. Remove the toner cartridge

 

 

 

 

 

and install a new one (See "Replacing the

 

 

 

 

 

toner cartridge" on page 2).

 

 

 

 

 

If white vertical streaks appear on the page:

 

 

 

 

 

The surface of the LSU part inside the

 

 

 

 

 

machine may be dirty (See "Cleaning the

 

 

 

 

 

inside" on page 2).

 

 

 

 

 

 

 

 

 

 

If vertical streaks appear on the page:

 

 

 

 

 

The surface of the scanner glass and its

 

 

 

 

 

white sheet may be dirty. Clean these unit

 

 

 

 

 

(See "Cleaning the scan unit" on page 3).

 

 

Color or Black

If the amount of background shading becomes

background

unacceptable:

 

 

 

 

 

Change to a lighter weight paper (See "Print

 

 

 

 

 

 

 

 

 

 

media specifications" on page 3).

 

 

 

 

 

Check the environmental conditions: very

 

 

 

 

 

dry conditions or a high level of humidity

 

 

 

 

 

(higher than 80% RH) can increase the

 

 

 

 

 

amount of background shading.

 

 

 

 

 

Remove the old toner cartridge and, install a

 

 

 

 

 

new one (See "Replacing the toner

 

 

 

 

 

cartridge" on page 2). If this problem

 

 

 

 

 

 

 

 

 

 

persists, contact a service representative.

Troubleshooting_ 16

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Samsung CLX-6220, CLX-6250 manual Printing quality problems