![Brother 9840CDW - Color Laser - All-in-One User Manual Download Page 142](http://html.mh-extra.com/html/brother/9840cdw-color-laser-all-in-one/9840cdw-color-laser-all-in-one_user-manual_53057142.webp)
126
Uneven density appears
periodically across the page
Identify the color that is uneven and put in a new toner cartridge for
that color. (See
Replacing a toner cartridge
on page 172.)
The drum unit may be damaged. Put in a new drum unit. (See
Replacing the drum unit
on page 177.)
Make sure that the fuser unit is installed properly.
Missing image at edge
Make sure that the toner cartridges are installed properly. (See
Replacing a toner cartridge
on page 172.)
Make sure that the drum unit is installed properly. (See
Replacing the
drum unit
on page 177.)
One of the toner cartridges may be damaged. Identify the missing
color and put in a new toner cartridge for the color with the white line.
(See
Replacing a toner cartridge
on page 172.)
The drum unit may be damaged. Put in a new drum unit. (See
Replacing the drum unit
on page 177.)
Missing image at thin line
If you are using a Windows
®
printer driver, open
Properties
window,
and then click
Printing Preferences
. Choose the
Advanced
tab,
Device Options
,
Print Setting
, and then check the
Improve pattern printing
or
Improve Thin Line
boxes.
Wrinkle
Change to the recommended type of paper. (See
Recommended
paper
on page 11.)
Check the paper type and quality. (See
Acceptable paper and other
media
on page 11.)
Make sure that the back cover is closed properly.
Make sure that paper is loaded properly.
Make sure that you choose the proper media type in the printer driver
or in the machine’s Paper Type menu setting. (See
Acceptable paper
and other media
on page 11 and
Basic tab in the Software User’s
Guide on the CD-ROM
.)
Turn over the stack of paper in the tray or rotate the paper 180° in the
input tray.
Make sure that the drum unit is installed properly. (See
Replacing the
drum unit
on page 177.)
Make sure that the fuser unit is installed properly.
Replace the fuser unit. Call Brother Customer Service.
Insufficient gloss
Change to the recommended type of paper. (See
Recommended
paper
on page 11.)
Examples of poor print
quality
Recommendation
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
Summary of Contents for 9840CDW - Color Laser - All-in-One
Page 1: ...USER S GUIDE MFC 9840CDW Version B USA CAN ...
Page 92: ...Chapter 11 76 ...
Page 93: ...Section III Copy III Making copies 78 ...
Page 102: ...Chapter 12 86 ...
Page 110: ...Chapter 14 94 ...
Page 111: ...Section V Software V Software and network features 96 ...