NEC
Office

Model # 5540 Official NEC printer

Here are the diagrams and repair parts for Official NEC 5540 printer, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Unknown Brand Name #774 Type Ribbon B131

#NI

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Unknown brand name #774 type ribbon

Part #B131

The manufacturer no longer makes this part, and there's no substitute part

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