Brother International MFC-8710DW Basic User's Guide - English - Page 129

Toner specks, In USA, In Canada, Hollow print, Thick Paper, All black, Examples of poor print, quality

Page 129 highlights

Troubleshooting Examples of poor print quality ABCDEFGH abcdefghijk ABCD abcde 01234 Toner specks Hollow print All black Recommendation  Make sure that you use paper that meets our specifications. Roughsurfaced paper may cause the problem. See Acceptable paper and other print media uu page 19.  Clean the corona wire of the drum unit. See Cleaning the corona wire uu page 74.  The drum unit may be damaged. Put in a new drum unit. See Replacing the drum unit uu page 76.  The fuser unit may be contaminated. Call Brother Customer Service at: In USA: 1-877-BROTHER (1-877-276-8437) In Canada: 1-877-BROTHER  Make sure that you use paper that meets our specifications. See Acceptable paper and other print media uu page 19.  Choose Thick Paper mode in the printer driver, choose Thick in the machine's Paper Type menu setting or use thinner paper than you are currently using. See Paper Type uu page 16. See Software User's Guide: Printing (for Windows®). See Software User's Guide: Printing and Faxing (for Macintosh).  Check the machine's environment. Conditions such as high humidity can cause hollow print. See Product Safety Guide: Choosing a location.  The drum unit may be damaged. Put in a new drum unit. See Replacing the drum unit uu page 76.  Clean the corona wire inside the drum unit by sliding the green tab. Be sure to return the green tab to the home position (a). See Cleaning the corona wire uu page 74.  The drum unit may be damaged. Put in a new drum unit. See Replacing the drum unit uu page 76. B 117

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Troubleshooting
117
B
Toner specks
Make sure that you use paper that meets our specifications. Rough-
surfaced paper may cause the problem.
See
Acceptable paper and other print media
uu
page 19.
Clean the corona wire of the drum unit.
See
Cleaning the corona wire
uu
page 74.
The drum unit may be damaged. Put in a new drum unit.
See
Replacing the drum unit
uu
page 76.
The fuser unit may be contaminated.
Call Brother Customer Service at:
In USA
: 1-877-BROTHER (1-877-276-8437)
In Canada
: 1-877-BROTHER
Hollow print
Make sure that you use paper that meets our specifications.
See
Acceptable paper and other print media
uu
page 19.
Choose
Thick Paper
mode in the printer driver, choose
Thick
in the
machine’s
Paper Type
menu setting or use thinner paper than you
are currently using.
See
Paper Type
uu
page 16.
See Software User's Guide:
Printing
(for Windows
®
).
See Software User's Guide:
Printing and Faxing
(for Macintosh).
Check the machine’s environment. Conditions such as high humidity
can cause hollow print.
See Product Safety Guide:
Choosing a location
.
The drum unit may be damaged. Put in a new drum unit.
See
Replacing the drum unit
uu
page 76.
All black
Clean the corona wire inside the drum unit by sliding the green tab.
Be sure to return the green tab to the home position (
a
).
See
Cleaning the corona wire
uu
page 74.
The drum unit may be damaged. Put in a new drum unit.
See
Replacing the drum unit
uu
page 76.
Examples of poor print
quality
Recommendation
ABCDEFGH
abcdefghijk
ABCD
abcde
01234