User Manual
Table Of Contents
- Basic User’s Guide MFC-J4320DW MFC-J4420DW
- Brother numbers
- Ordering accessories and supplies
- Notice - Disclaimer of Warranties (USA and Canada)
- Compilation and Publication Notice
- You can use the following features!
- User's Guides and where to find them
- The Online User’s Guide helps you get the most out of your machine.
- If you have questions or problems, please take a look at your model’s FAQs.
- Table of Contents
- 1 General information
- 2 Loading paper
- 3 Loading documents
- 4 Printing from a computer
- 5 Copying
- 6 Scanning to a computer
- 7 PhotoCapture Center: Printing photos from a USB flash drive
- 8 Telephone services and external devices
- 9 Sending a fax
- 10 Receiving a fax
- A Routine maintenance
- B Troubleshooting
- Index
- Supplies
- brother USA/CAN
34
g The Touchscreen displays a message
asking about the print quality.
Do one of the following:
If all lines are clear and visible, press
No to finish the Print Quality check,
and then go to step k.
If you can see missing short lines as
shown in the illustration, press Yes.
h The Touchscreen displays a message
asking you to check the print quality of
each color. Following the instructions on
the Touchscreen, press 1, 2, 3 or 4 to
select the example most similar to the
Print Quality Check Sheet for each
color.
i If you press number 2, 3, or 4, the
Touchscreen prompts you to start
cleaning.
Press Start.
j After the cleaning procedure is finished,
press Yes, and return to step e.
k Press .
If you clean the print head at least five times
and the print has not improved, try installing a
new Genuine Brother Brand replacement ink
cartridge for each problem color. Try cleaning
the print head up to five more times. If the
print has not improved, contact 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
When a print head nozzle is clogged, the
printed sample looks like this.
Letter, A4 and Executive
Ledger, A3, Legal, A5, A6, envelopes,
Photo (4" 6")/(10 15 cm),
Photo L (3.5" 5")/(89 127 mm),
Photo 2L (5" 7")/(13 18 cm) and Index
Card (5" 8")/(127 203 mm)
After the print head nozzle is cleaned, the
horizontal lines are gone.
OK Poor










