Lexmark Optra C710 Service Manual - Page 157

5016-001 Skew Service Check FRU 1 Multipurpose Tray 2 Paper Guides Action Be sure the paper is properly placed in the multipupose tray. Be sure the paper is properly positioned against the paper guides, in the paper tray. Toner on Backside of Page Service Check Note: Loose toner, in the paper path, carried on the backside of paper, may cause this condition. FRU 1 Loose Toner in Printer 2 Transfer Roll 3 Cleaning Unit 4 Fuser Assembly Action Check for signs of excessive toner in the printer that might be picked up by the media and carried through the printer. Check and replace the transfer roll, if excessive toner or dirt is found on the roll. Check the cleaning unit for signs of contamination. If contamination exists, replace the cleaning unit. Check the fuser hot roll, backup roll and inside the fuser assembly for signs of loose toner or toner which could adhere to the backside of the media. Replace the fuser assembly, if toner cannot be removed from the fuser. Diagnostic Information 2-91