6.2.1.5 Incompatible DocumentsThe following types of documents may not scan properly:• Torn or frayed documents• Curled, wrinkled or folded documents• Carbon paper• Perforated or punched paper• Non-rectangular or irregularly shaped paper• Coated paper• Chemical paper such as carbonless copy paperIf papers like this are scanned, the rollers will need to be cleaned frequently and the lifetime of the rollersmay be shortened.• Paper with wood or metal content• PhotographsPhotographs may be scratched or damaged.• Extremely smooth, shiny paper, or paper that is highly texturedNotice• Paper with a glossy surface such as coated paper or photographs are susceptible to damage such asscratching.• Scanning the following kinds of documents may contaminate the inside of the scanner or adverselyinfluence the lifetime of the rollers. When scanning the following kinds of documents, clean the insideof the scanner frequently.– Documents with toner or graphite (pencil) powder– Documents treated chemically or containing impuritiesDo not scan the following types of paper:• Documents out of specified size, thickness, and weight• Thermal or photosensitive paper• Cloths or metallic sheets• Transparent or partially transparent documents such as OHP sheet, tracing paper, plastic film, etc.• Documents containing hard attachments such as metal or plastic (ex. clips or staples)• Document with wet ink or cinnabar seal ink• Damaged or notched documents or cards• Glued documents6.2.1 About documents for the ADF37