Lexmark E238 Service Manual - Page 136

4511-xxx Toner on back of page FRU PC Kit (not a FRU) Fuser Transfer roll Action Inspect the overall paper path for signs of spilled toner. Gently clean the contaminated areas with a soft cloth or compressed air. The fuser hot roll can cause toner deposits on the back of the paper if toner is building up on the hot roll. This buildup may transfer to the backup roll, later transferring to the back of the paper. Inspect the hot roll and backup roller for signs of contamination. Replace the fuser as necessary. A transfer roll contaminated with toner can cause toner to transfer to the back of printed pages. Inspect the transfer roll for contamination, and replace as necessary. 2-104 Service Manual