Checking The Print Quality - Brother MFC-640CW User Manual

Checking the print quality

If faded or streaked colours and text appears 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.
1
Ink Management
Press
2
Press or
▲
Menu/Set
Press
3
Press or
▲
Menu/Set
Press
4
Colour Start
Press
The machine begins printing the Print Quality Check Sheet.
5
Follow the instructions given on the sheet to see if the quality is
OK.
Colour block quality check
The LCD shows:
6
Check the quality of the four colour blocks on the sheet.
(BK/Colour).
7
If all lines are clear and visible, press
Stop/Exit
—OR—
If you can see missing short lines as shown below, press
The LCD will ask you if the print
quality is OK for black and three
colours.
13 - 16 TROUBLESHOOTING AND ROUTINE MAINTENANCE
.
to select Test Print.
▼
.
to select Print Quality.
▼
.
.
.
OK
Is Quality OK?
1.Yes 2.No
1
(Yes), and then press
Poor
Black OK?
1.Yes 2.No
2
(No).