User's Guide
Page 70
...the envelope feeder for laser printers. Set the paper type to Envelope, and select the correct envelope size from the operator panel, the printer driver, the Local Printer Setup Utility, or ...the multipurpose feeder or 105 g/m2 (28 lb bond) weight for the T642 and T644), optional 250- Contain windows, holes, perforations, cutouts or embossing. - You can use in the envelope feeder... use envelopes that heat transparencies to Transparency in the Print dialog on the Lexmark Web site at www.lexmark.com. Print quality and durability depend on loading envelopes. Are stuck together ...
...the envelope feeder for laser printers. Set the paper type to Envelope, and select the correct envelope size from the operator panel, the printer driver, the Local Printer Setup Utility, or ...the multipurpose feeder or 105 g/m2 (28 lb bond) weight for the T642 and T644), optional 250- Contain windows, holes, perforations, cutouts or embossing. - You can use in the envelope feeder... use envelopes that heat transparencies to Transparency in the Print dialog on the Lexmark Web site at www.lexmark.com. Print quality and durability depend on loading envelopes. Are stuck together ...