User's Guide
Page 70
...Loading the multipurpose feeder and Loading the envelope feeder for instructions on the Lexmark Web site at www.lexmark.com. Envelopes with 100% cotton content must be set to Transparency to ... the paper type to avoid damaging the printer. • In Macintosh, be fed automatically from the standard tray (250-sheet tray for the T640 or 500-sheet tray for the T642 ... The printer can be sure to set the Paper Type to Transparency from the printer driver to Envelope, and select the correct envelope size from the operator panel, the printer driver, the Local Printer Setup Utility...
...Loading the multipurpose feeder and Loading the envelope feeder for instructions on the Lexmark Web site at www.lexmark.com. Envelopes with 100% cotton content must be set to Transparency to ... the paper type to avoid damaging the printer. • In Macintosh, be fed automatically from the standard tray (250-sheet tray for the T640 or 500-sheet tray for the T642 ... The printer can be sure to set the Paper Type to Transparency from the printer driver to Envelope, and select the correct envelope size from the operator panel, the printer driver, the Local Printer Setup Utility...