Brother GT-341 - Page 149

GT-3 Series
7. Troubleshooting
139
(3) Place a sheet of paper (A4 or letter size) at the right corner of the Platen as shown below. Use adhesive tape
to make the paper flat. You can use a T-shirt instead of paper.
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(4) Select [ Test Print ] with the Up/Down Button from the menu and then press the OK Button.
(5) Press the Up/Down Button to select either “Nozzle Check CMYK”, or "Nozzle Check White" and then press
the OK Button. The following message appears.
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(6) Press the OK Button to start printing the Nozzle Check Pattern.
(7) Check the printed pattern to identify which Print Head has the problem.
CMYK:
If there is stripes (arrow 1) or line breaks (arrow 2), the Print Head of the color (in the following example:
Magenta) has the problem. The Print Heads need to be cleaned (see “7-2-2. Cleaning the Print Heads”).
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Paper of A4/ Letter size