Print Quality Problems 9-15Troubleshooting9Print Quality ProblemsThe print quality is not what you expect; print is not clear, has missing dots or white streaks.Q Are the size, thickness and type of the paper you are using within thespecifications of the machine?A Check that the paper you are using is supported by the specifications of themachine. (See "Print Media Requirements," on p. 2-1.)Q Is the cartridge installed correctly?A Make sure the cartridge is installed correctly. (See the Set-Up Instructions.)Q Is any toner left in the cartridge?A See "When to Replace the Cartridge," on p. 8-3, and replace the cartridge ifnecessary. (See "Replacing the Cartridge," on p. 8-13.)Q Is the exposure adjusted correctly?A Adjust the exposure correctly using [Exposure]. (See "Adjusting the Exposure(Density)," on p. 5-6.)Copies are dirty.Q Is the platen glass or the platen glass cover clean?A Clean the platen glass or the platen glass cover. (See "Cleaning the ScanningArea," on p. 8-2.)Q Is the cartridge free of damage?A If there is a scratch on the cartridge, replace with a new one. (See "Replacingthe Cartridge," on p. 8-13.)Q Is the machine adjusted to room temperature? If not, condensation might buildup inside the machine.A Allow at least 2 hours for the machine to adjust to room temperature beforeattempting to use it.Q Is the machine installed in a stable location?A Install the machine in a proper location. (See "Installation," on p. xiv.)