Brother MFC-L3720CDW

User Manual - Page 478

For MFC-L3720CDW.

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MFC-L3720CDW photo
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Examples of poor print quality Recommendation
Adjust the copy density and contrast if you are
copying.
Make sure Toner Save mode is off on the LCD or in
the printer driver.
If the print quality of the black portion is not what you
expected, select the Enhance Black Printing
checkbox in the printer driver.
Clear the Improve Gray Color checkbox in the printer
driver.
Identify the color causing the problem and put in a
new toner cartridge.
To identify the color of the toner cartridge, visit
support.brother.com/faqs to see the FAQs &
Troubleshooting page.
See Related Information: Replace the Toner Cartridge.
Install a new drum unit.
See Related Information: Replace the Drum Unit.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
Color offset
Make sure the machine is on a solid level surface.
Perform the color correction using the LCD.
Install a new drum unit.
See Related Information: Replace the Drum Unit.
Install a new belt unit.
See Related Information: Replace the Belt Unit.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
Uneven color density across the page
Perform the color correction using the LCD.
Adjust the copy density and contrast if you are
copying.
Clear the Improve Gray Color checkbox in the printer
driver.
Identify the color causing the problem and put in a
new toner cartridge.
To identify the color of the toner cartridge, visit
support.brother.com/faqs to see the FAQs &
Troubleshooting page.
See Related Information: Replace the Toner Cartridge.
Install a new drum unit.
See Related Information: Replace the Drum Unit.
A
B
C
D
E
W X Y Z
Missing thin lines in images
Make sure Toner Save mode is off on the LCD or in
the printer driver.
Change the print resolution.
If you use a Windows printer driver, select Improve
Pattern Printing in Print Setting of the Basic tab.
470
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