Dell 1133 Mono Laser User's Guide (HTML) - Page 11

Printing Preferences, Paper, Thick, White Spots

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Toner specks Dropouts White Spots Vertical lines Black background Toner smear Vertical repetitive defects 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). The surface of the LSU part inside the machine may be dirty (See Cleaning the inside). The paper may not meet specifications; for example, the paper may be too moist or rough (See Print media specifications ). 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. 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 ). 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). If these steps do not correct the problem, contact a service representative. 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). The paper path may need cleaning (See Cleaning the inside). 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). If white vertical streaks appear on the page: The surface of the LSU part inside the machine may be dirty (See Cleaning the inside). If the amount of background shading becomes unacceptable: Change to a lighter weight paper (See Print media specifications ). 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). If toner smears on the page: Clean the inside of the machine (See Cleaning the inside). Check the paper type and quality (See Print media specifications ). Remove the toner cartridge and then, install a new one (See Replacing the toner cartridge). If marks repeatedly appear on the printed side of the page at even intervals:

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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
).
The surface of the LSU part inside the machine may be dirty (See
Cleaning
the inside
).
Toner specks
The paper may not meet specifications; for example, the paper may be too
moist or rough (See
Print media specifications
).
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.
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
).
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
).
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
).
The paper path may need cleaning (See
Cleaning the inside
).
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
).
If white vertical streaks appear on the page:
The surface of the LSU part inside the machine may be dirty (See
Cleaning
the inside
).
Black background
If the amount of background shading becomes unacceptable:
Change to a lighter weight paper (See
Print media specifications
).
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
).
Toner smear
If toner smears on the page:
Clean the inside of the machine (See
Cleaning the inside
).
Check the paper type and quality (See
Print media specifications
).
Remove the toner cartridge and then, install a new one (See
Replacing the
toner cartridge
).
Vertical repetitive defects
If marks repeatedly appear on the printed side of the page at even intervals: