Brother HL-3150CDN User Manual page 186

Troubleshooting
Examples of poor print quality
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
24 mm
24 mm
Coloured spots at 24mm
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
Toner scatter or toner stain
The colour of your printouts is
not what you expected
Recommendation
 Identify the colour causing the problem and put in a new toner cartridge (see
Replacing the toner cartridges on page 111). To identify the colour of the
toner cartridge, visit us at http://solutions.brother.com/ to view our FAQs and
troubleshooting tips.
Check the machine's environment. Conditions such as high humidity and

high temperatures may cause this print quality problem.
 Identify the colour causing the problem and put in a new toner cartridge (see
Replacing the toner cartridges on page 111). To identify the colour of the
toner cartridge, visit us at http://solutions.brother.com/ to view our FAQs and
troubleshooting tips.
 Identify the colour causing the problem and put in a new drum unit (see
Replacing the drum units on page 121).
To identify the colour of the drum unit, visit us at http://solutions.brother.com/
to view our FAQs and troubleshooting tips.
 To improve the color density, calibrate the colours using first the control panel
and then the printer driver (see Colour Calibration on page 104).
 To adjust the print position of colours for sharper edges, perform an
automatic colour registration using the control panel (see Auto Registration
on page 105).
 Make sure toner save mode is off in the control panel or the printer driver.
See Toner Save Mode in Advanced tab on page 36 (For Windows
driver), Advanced options on page 53 (For Windows
driver), Advanced print settings on page 69 (For Macintosh printer driver),
Printer Features on page 73 (For Macintosh BR-Script printer driver).
 If the print quality of the black portion is not what you expected, select the
Print Text in Black check box of the printer driver. See Print Text in Black
in Other Print Options on page 41.
If the print quality is poor, deselect the Improve Grey Colour check box of
the printer driver. See Improve Grey Colour in Settings dialog box
on page 31 (For Windows
®
(For Windows BR-Script printer driver) or Advanced print settings
on page 69 (For Macintosh printer driver).
 Identify the colour causing the problem and put in a new toner cartridge (see
Replacing the toner cartridges on page 111). To identify the colour of the
toner cartridge, visit us at http://solutions.brother.com/ to view our FAQs and
troubleshooting tips.
Identify the colour causing the problem and put in a new drum unit (see

Replacing the drum units on page 121).
To identify the colour of the drum unit, visit us at http://solutions.brother.com/
to view our FAQs and troubleshooting tips.
®
printer driver), Advanced options on page 53
®
printer
®
BR-Script printer
180
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