Brother TD-4520DN User Manual page 17

1. Back of media
2. Black mark
3. 4 mm or more
Make sure there is at least 4 mm on the left and right of the centre of the black mark.
4. Centre of the black mark
5. Reflective/black mark sensor
When using media with the maximum width of 118 mm, make a black mark at least 12 mm long in from
either the left or right edge of the paper so that the reflective/black mark sensor can detect the black mark.
If the black mark is too short, it cannot be detected by the reflective/black mark sensor.
Media With Holes
The reflective/black mark sensor detects the hole and feeds the media to the correct position.
• Align the slider as shown in the illustration.
1. Back of media
2. Hole in media
3. Reflective/black mark sensor
Wristband
The reflective/black mark sensor detects the mark and feeds the media to the correct position.
• Align the slider as shown in the illustration.
1. Back of media
2. Black mark
3. Reflective/black mark sensor
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