Brother MFC-420CN Printer User Manual


 
11 - 15 TROUBLESHOOTING AND ROUTINE MAINTENANCE
Checking the print quality
If faded or streaked colors 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
Press
Ink
.
2
Press
or
to select
Test Print
.
Press
Menu/Set
.
3
Press
or
to select
Print Quality
.
Press
Menu/Set
.
4
Press
Color Start
.
The MFC begins printing the Print Quality Check Sheet.
5
Check the sheet to see if the quality is OK by following these
steps:
Color block quality check
The LCD shows:
6
Check the quality of the four color
blocks on the sheet.
7
If all lines are clear and visible, press
1
(
Yes
), and go to Step 10.
OR
If you can see missing short lines as shown below, press
2
(
No
).
The LCD will ask you if the print
quality is OK for black and three
colors.
OK Poor
Is Quality OK?
1.Yes 2.No
Black OK?
1.Yes 2.No