Routine Maintenance; Clean The Scanner; Check The Print Quality - Brother MFC-J680DW Basic User's Manual

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Routine Maintenance

Clean the Scanner

1
Unplug the machine from the electrical
socket.
2
Lift the document cover (1). Clean the
scanner glass (2) and the white plastic
(3) with a soft lint-free cloth moistened
with a non-flammable glass cleaner.
1
3
In the ADF unit, clean the white bar (1)
and the glass strip (2) with a lint-free
cloth moistened with a non-flammable
glass cleaner. (ADF models only)
1
2
Related Information
• Troubleshooting for Other Fax Problems on
page 54
• Troubleshooting for Other Print Problems
on page 58

Check the Print Quality

If faded or streaked colours and text appear or
if text is missing on your printouts, the print
head nozzles may be clogged. Print the Print
Quality Check Sheet and look at the nozzle
check pattern.
1
Press
Quality] > [Check Print
3
Quality].
You can also press
2
[Maintenance] > [Improve Print
Quality] > [Check Print
Quality].
2
Press [Start].
The machine prints the Print Quality
Check Sheet.
3
Check the quality of the four colour
blocks on the sheet.
4
The Touchscreen asks about the print
quality. Do one of the following:
• If all lines are clear and visible, press
• If lines are missing (see Poor,
[Ink] > [Improve Print
[Settings] >
[No], and then press
the Print Quality check.
below), press [Yes].
OK
to finish
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