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6-8
6.5 Background Color Areas
6.5 Background Color Areas
Paper white detection is performed in the shaded area as shown in the Figure below. The top 3mm
on both sides of a document, should have no printing in this area.
When using dropout color, the color can be in this area. If this cannot be followed, turn the white
level follower off when reading.
For the details on dropout color, please refer to "APPENDIX 1 DROP-OUT COLOR" on page
AP-1.
Reading
reference
position
Grounding color
(white) or drop-out
color area
3 mm (0.12")
Feeding direction