Sharp ML-4550 Printer User Manual


 
9.13 <
Troubleshooting>
Common Windows problems
Character Voids Character voids are white areas within
characters that should be solid black:
If you are using transparencies, try another
type of transparency. Because of the
composition of the transparency, some
character voids may be normal.
You may be printing on the wrong surface on
the paper. Remove the paper and turn it
around.
The paper may not meet paper specifications.
See page 5.3.
Horizontal
stripes
If horizontally aligned black streaks or smears
appear:
The toner cartridge may be installed
improperly. Remove the cartridge and
reinsert.
The toner cartridge may be defective. Install a
new toner cartridge. See page 8.5.
If the problem persists, the printer may require
repair. Contact a service representative.
Curl If the printed paper is curled or paper does not
feed into the printer:
Turn over the stack of paper in the tray. Also
try rotating the paper 180° in the tray.
Try printing to rear cover (face up).
An unknown
image repetitively
appears on a
next few sheets
or loose toner,
light print or
contamination
occurs.
Your printer is probably being used at an altitude
of 2,500 m (8,200 ft) or above.
The high altitude may affect the print quality
such as loose toner or light imaging. You can set
this option through Printer Settings Utility or
Printer Tab in printer driver’s properties. Refer
to the Software Section for details.
Condition Suggested solutions
“File in Use”
message appears
during installation.
Exit all software applications. Remove all
software from the StartUp Group, then restart
Windows. Reinstall the printer driver.
Condition Suggested solutions
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Common PostScript problems
The following situations are PostScript language specific and may occur
when several printer languages are being used.
“Error Writing to
LPTx” message
appears.
Ensure that the cables are connected
correctly, the printer is on.
If bi-directional communication is not turned
on in the driver, it will also cause this
message.
“General Protection
Fault”, “Exception
OE”, “Spool32”, or
“Illegal Operation”
messages appear.
Close all other applications, reboot Windows,
and try printing again.
“Fail To Print,” “A
printer timeout error
occurred,”
messages appear.
These messages may appear during printing.
Just keep waiting until the printer finishes
printing. If the message appears in standby
mode or after printing has been completed,
check the connection and/or whether an error
has occurred.
Note
Refer to Microsoft Windows 98/Me/NT 4.0/2000/XP/2003
User’s Guide that came with your PC for further information on
Windows error messages.
Note
To receive a printed or screen displayed message when
PostScript errors occur, open the Print Options window and
click the desired selection next to the PostScript errors section.
Condition Possible cause Suggested solutions
PostScript file
can not be
printed.
The PostScript
driver may not
be installed
correctly.
Print a configuration page
and verify that the PostScript
version is available for
printing.
Install the PostScript driver;
to installing the PS printer
driver, see the Software
Section.
If problem consists, contact a
service representative.
“Limit Check
Error” message
appears.
The print job
was too
complex.
You might need to reduce the
complexity of the page or install
more memory.
Condition Suggested solutions