Lexmark Optra Optra T User Manual page 31

Unsatisfactory papers
Choosing Print Materials
The following papers are not recommended for use with the printer:
Some chemically treated papers used to make copies without
•
carbon paper, also known as carbonless papers
Coated papers (erasable bond)
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Multiple-part forms or documents
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Preprinted papers that require a registration (the precise print
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location on the page) greater than ±0.09 in., such as optical
character recognition (OCR) forms. In some cases, you can
adjust registration with your software application to success-
fully print on these forms.
Preprinted papers with chemicals that may contaminate the
•
printer
Preprinted papers that can be affected by the temperature in
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the printer fuser
Rough-edged or curled papers
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Synthetic papers
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Thermal papers
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Less than 75 g/m
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Recycled papers containing more than 25% post consumer
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waste that do not meet DIN 19 309
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2 (20 lb) recycled paper