Checking The Print Quality - Brother MFC-J6510DW User Manual

Checking the print quality

If faded or streaked colours 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 Management.
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 Colour Start.
The machine begins printing the Print
Quality Check Sheet.
f
Check the quality of the four colour
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
h
The LCD asks you if the print quality is
OK for black and the three colours.
Press 1 (Yes) or 2 (No).
70
Poor
i
The LCD asks you if you want to start
A
cleaning.
Press 1 (Yes).
The machine starts cleaning the print
head.
j
After cleaning is finished, press
Colour 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
colour.
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 your Brother dealer.
IMPORTANT
DO NOT touch the print head. Touching
the print head may cause permanent
damage and may void the print head's
warranty.
Note
When a print head
nozzle is clogged
the printed
sample looks like
this.
i
After the print
head nozzle is
cleaned, the
horizontal lines
are gone.