Lexmark supplies are designed for the highest quality output, page after page. The Lexmark X340, X342 Toner Cartridges work only with the Lexmark X340, X340n and X342n MFPs and are not compatible with any other Lexmark printers. Cartridges designed for other Lexmark products will not work with these MFPs.
Compatibilities Multifunction Mono Laser:
Lexmark X340
Lexmark X342n