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148
White spots or hollow print
Make sure the media type setting in the driver matches the
type of paper you are using (see
Check the machine’s environment. Conditions such as high
humidity can cause hollow print
(see Product Safety Guide:
Choose a safe location for your
product
).
If the problem is not solved after printing a few pages,
foreign material, such as glue from a label, may be stuck on
the drum surface (see
Identify the colour causing the problem and install a new
drum unit (see
To identify the colour of the drum unit, visit us at
http://solutions.brother.com/ to view our FAQs and
troubleshooting tips.
Blank page or some colours are
missing
Identify the colour causing the problem and put in a new
toner cartridge (see
Replacing the toner cartridges
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 install a new
drum unit (see
To identify the colour of the drum unit, visit us at
http://solutions.brother.com/ to view our FAQs and
troubleshooting tips.
Coloured spots at 94 mm
If the problem is not solved after printing a few blank pages,
foreign material, such as glue from a label, may be stuck on
the drum surface. Clean the drum unit (see
Identify the colour causing the problem and install a new
drum unit (see
To identify the colour of the drum unit, visit us at
http://solutions.brother.com/ to view our FAQs and
troubleshooting tips.
Coloured spots at 24 mm
Identify the colour causing the problem and put in a new
toner cartridge (see
Replacing the toner cartridges
To identify the colour of the toner cartridge, visit us at
http://solutions.brother.com/ to view our FAQs and
troubleshooting tips.
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.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
94 mm
94 mm
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
ABCDEFGHIJKLMNOPQRSTUVWXYZ. 0123456789. abcdefghijklmnopqrstuvwxyz.
24 mm
24 mm
Summary of Contents for MFC-9140CDN
Page 1: ...Basic User s Guide MFC 9140CDN MFC 9340CDW Version 0 CHN ENG ...
Page 10: ...viii ...
Page 17: ...General information 7 1 ...