Dell 3110cn Color Laser Printer User Guide - Page 56

Installing the Print Cartridges Installing the Print Cartridges CAUTION: Before performing any of the following procedures, read and follow the safety instructions in your Owner's Manual. NOTICE: To protect the drums of the print cartridges against bright light, close the front cover within 5 minutes. If the front cover remains open for more than 5 minutes, print quality may deteriorate. NOTICE: Make sure nothing touches or scratches the surface (black-colored film) of the belt unit. Scratches, dirt, or oil from your hands on the film of the belt unit may reduce print quality. Installing the Print Cartridges 1. Push the side button and open the front cover. 2. Pull up the tag to remove the seal from the unit belt.