Lexmark C912 User's Reference - Page 196

Troubleshooting Problem Action Print media misfeeds or multiple feeds occur. Make sure the print media you are using meets the specifications for your printer. Refer to the Card Stock & Label Guide for more information. Flex print media before loading it in any of the paper sources. Make sure the print media is loaded correctly. Make sure the paper width and length guides on the paper sources are adjusted correctly. Do not overfill the paper sources. Do not force print media into the multipurpose feeder when you load it; otherwise, it may skew or buckle. Remove any curled print media from paper sources. Load the recommended print side correctly for the type of print media you are using. See Loading a paper tray for more information. Load less print media in the paper sources. Turn the print media over or around and try printing again to see if feeding improves. Do not mix print media types. Do not mix reams of print media. Remove the top and bottom sheets of a ream before loading the print media. Load a paper source only when it is empty. Envelope misfeeds or multiple feeds occur. Remove the stack of envelopes from the multipurpose feeder. Load one envelope, feed it through the printer, and then reload the stack of envelopes in the multipurpose feeder. Push down the bottom plate until it locks into place. See Loading the multipurpose feeder for an illustration. Job prints from the wrong Check the Paper Type setting in the Paper Menu from the printer operator paper source or on the wrong panel and in the printer driver. print media. Printer does not duplex pages. • Make sure Duplex is selected in either the Finishing Menu or the program you are printing from. • Make sure you have enough printer memory installed. Calling for service 191