Brother HL-3450CN User Manual

Page 69

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CHAPTER 3 BEFORE WORKING WITH THE PRINTER

3-13

Avoid using envelopes with the following characteristics:

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Glossy or shiny surfaces

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Protection cover on the envelopes’ adhesive parts

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Sealing flaps that have not been folded at purchase

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Sealing flaps as shown below

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Three or more layers of paper in the marked area

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Each side folded as shown below

Fig. 3-5

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