Brother International MFC-J6510DW Users Manual - English - Page 85

Checking the print quality, Color Start, Stop/Exit - print head replacement

Page 85 highlights

Checking the print quality A If faded or streaked colors and text appear on your output, some of the nozzles may be clogged. You can check this by printing the Print Quality Check Sheet and looking at the nozzle check pattern. a Press Menu. b Press a or b to choose Ink. Press OK. c Press a or b to choose Test Print. Press OK. d Press a or b to choose Print Quality. Press OK. e Press Color Start. The machine begins printing the Print Quality Check Sheet. f Check the quality of the four color blocks on the sheet. g The LCD asks you if the print quality is OK. Do one of the following:  If all lines are clear and visible, press 1 (Yes) to finish the Print Quality check and go to step k.  If you can see missing short lines as shown below, press 2 to choose No. OK Poor Routine maintenance i The LCD asks you if you want to start cleaning. Press 1 (Yes). The machine starts cleaning the print head. j After cleaning is finished, press Color Start. The machine starts printing the Print Quality Check Sheet again. Return to step f. k Press Stop/Exit. If you repeat this procedure at least five times and the print quality is still poor, replace the ink cartridge for the clogged color. After replacing the ink cartridge, check the print quality. If the problem still exists, repeat the cleaning and test print procedures at least five times for the new ink cartridge. If ink is still missing, call Brother Customer Service. (See Brother numbers on page i.) IMPORTANT DO NOT touch the print head. Touching the print head may cause permanent damage and may void the print head's warranty. Note A i h The LCD asks you if the print quality is OK for black and the three colors. Press 1 (Yes) or 2 (No). When a print head nozzle is clogged the printed sample looks like this. After the print head nozzle is cleaned, the horizontal lines are gone. 71

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Routine maintenance
71
A
Checking the print quality
A
If faded or streaked colors and text appear on
your output, some of the nozzles may be
clogged. You can check this by printing the
Print Quality Check Sheet and looking at the
nozzle check pattern.
a
Press
Menu
.
b
Press
a
or
b
to choose
Ink
.
Press
OK
.
c
Press
a
or
b
to choose
Test Print
.
Press
OK
.
d
Press
a
or
b
to choose
Print Quality
.
Press
OK
.
e
Press
Color Start
.
The machine begins printing the Print
Quality Check Sheet.
f
Check the quality of the four color blocks
on the sheet.
g
The LCD asks you if the print quality is
OK.
Do one of the following:
If all lines are clear and visible, press
1
(
Yes
) to finish the Print Quality
check and go to step
k
.
If you can see missing short lines as
shown below, press
2
to choose
No
.
h
The LCD asks you if the print quality is
OK for black and the three colors.
Press
1
(
Yes
) or
2
(
No
).
i
The LCD asks you if you want to start
cleaning.
Press
1
(
Yes
).
The machine starts cleaning the print
head.
j
After cleaning is finished, press
Color Start
.
The machine starts printing the Print
Quality Check Sheet again. Return to
step
f
.
k
Press
Stop/Exit
.
If you repeat this procedure at least five
times and the print quality is still poor,
replace the ink cartridge for the clogged
color.
After replacing the ink cartridge, check
the print quality. If the problem still
exists, repeat the cleaning and test print
procedures at least five times for the
new ink cartridge. If ink is still missing,
call Brother Customer Service. (See
Brother numbers
on page i.)
IMPORTANT
DO NOT touch the print head. Touching
the print head may cause permanent
damage and may void the print head's
warranty.
Note
OK
Poor
i
When a print head
nozzle is clogged
the printed
sample looks like
this.
After the print
head nozzle is
cleaned, the
horizontal lines
are gone.