Sharp ML-4550 manual Solving general printing problems

Condition

Possible cause

Suggested solutions

The printer

The printer is not

Check the power cord

does not

receiving power.

connections. Check the power

print.

switch and the power source.

The printer is not

Select Samsung ML-4550

selected as the

Series PCL 6 or Samsung ML-

default printer.

4550 Series PS as your default

printer.

The printer cover

Close the printer cover.

is not closed.

Paper is jammed.

Clear the paper jam. See page

9.1.

No paper is

Load paper. See page 5.4.

loaded.

The toner

Install the toner cartridge.

cartridge is not

installed.

The printer may

Check the display message,

be in manual feed

add paper to the multi-purpose

mode and out of

tray, and press OK on the

paper.

printer’s control panel.

The connection

Disconnect the printer cable

cable between

and reconnect it.

the computer and

the printer is not

connected

properly.

The connection

If possible, attach the cable to

cable between

another computer that is

the computer and

working properly and try to print

the printer is

a document. You can also try

defective.

using a different printer cable.

The port setting is

Check the Windows printer

incorrect.

setting to make sure that the

print job is sent to the correct

port. If the computer has more

than one port, make sure that

the printer is attached to the

correct one.

Condition

Possible cause

Suggested solutions

The printer

The printer may

Check the printer properties to

does not

be configured

ensure that all of the print

print.

incorrectly.

settings are correct.

(Continued)

The printer driver

Reinstall the printer driver; See

may be

the Software Section. Try

incorrectly

printing a test page.

installed.

The printer is

Check the display message on

malfunctioning.

the control panel to determine if

the printer is indicating a

system error.

Printer

The paper source

For many software

selects print

selection in the

applications, the paper source

media from

printer properties

selection is found under the

the wrong

may be incorrect.

Paper tab within the printer

paper

properties. Select the correct

source.

paper source. See the

Software Section.

Paper does

Paper has not

Remove paper from the tray

not feed into

been loaded

and reload it correctly.

the printer.

correctly.

Check that the paper size

guides are set correctly.

There is too much

Remove excess paper from the

paper in the tray.

tray.

The paper is too

Use only paper that meets

thick.

printer specifications.

Print job is

The job may be

Reduce the complexity of the

extremely

very complex.

page(s) or try adjusting the

slow.

print quality settings.

To adjust the print quality

settings, reduce the resolution.

If you have set the resolution to

1200 dpi (Best), change it to

600 dpi (Normal). See the

Software Section.

Change the port setting to the

USB or network port to improve

print speed.

Your printer prints A4-sized

paper at 43 ppm and letter-

sized paper at 45 ppm. If you

use the ML-4551NDand install

an option duplex unit in the ML-

4550 or ML-4551N, your printer

prints A4-sized paper at 29 ipm

and letter-sized paper at 30 ipm

in the duplex printing mode.