HP Color Laser 150 User Guide - Page 94

Printing quality problems, Suggested Solutions, Possible cause

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Condition The machine does not print special-sized paper, such as billing paper. The printed billing paper is curled. Possible cause Paper size and paper size setting do not match. The paper type setting does not match. Suggested solutions Set the correct paper size in the Custom in Paper tab in Printing Preferences (see "Opening printing preferences" on page 55). Change the printer option and try again. Go to Printing Preferences, click Paper tab, and set type to Heavy 90-120g (see "Opening printing preferences" on page 55). 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. Install a new toner cartridge (see "Replacing the toner cartridge" on page 76). • If a vertical white streak or faded area still appears on the page even though the machine has enough toner supply, open and close the front door 3 ~ 4 times (see "Machine overview" on page 18). • The paper may not meet paper specifications; for example, the paper may be too moist or rough. • 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. Clean the inside of your machine (see "Cleaning the machine" on page 80). • The surface of the LSU part inside the machine may be dirty. Clean the inside of your machine (see "Cleaning the machine" on page 80). If these steps do not correct the problem, contact a service representative. The top half of the paper is printed lighter than the rest of the paper The toner might not adhere properly to this type of paper. • Change the printer option and try again. Go to Printing Preferences, click the Paper tab, and set the paper type to Recycled (see "Opening printing preferences" on page 55). Solving other problems | 94

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Solving other problems |
94
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.
The machine
does not print
special-sized
paper, such as
billing paper.
Paper size and paper size
setting do not match.
Set the correct paper size in the
Custom
in
Paper
tab in
Printing Preferences
(see
"Opening printing preferences" on page
55).
The printed
billing paper is
curled.
The paper type setting does
not match.
Change the printer option and try again.
Go to
Printing Preferences
, click
Paper
tab, and set type to
Heavy 90-120g
(see
"Opening printing preferences" on page
55).
Condition
Suggested Solutions
Light or faded
print
•
If a vertical white streak or faded area appears on the page, the toner
supply is low. Install a new toner cartridge (see "Replacing the toner
cartridge" on page 76).
•
If a vertical white streak or faded area still appears on the page even
though the machine has enough toner supply, open and close the front
door 3 ~ 4 times (see "Machine overview" on page 18).
•
The paper may not meet paper specifications; for example, the paper may
be too moist or rough.
•
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. Clean the inside of your machine (see "Cleaning
the machine" on page 80).
•
The surface of the LSU part inside the machine may be dirty. Clean the
inside of your machine (see "Cleaning the machine" on page 80). If these
steps do not correct the problem, contact a service representative.
The top half of
the paper is
printed lighter
than the rest of
the paper
The toner might not adhere properly to this type of paper.
•
Change the printer option and try again. Go to
Printing Preferences
, click
the
Paper
tab, and set the paper type to
Recycled
(see "Opening printing
preferences" on page 55).
Condition
Possible cause
Suggested solutions