imageCLASS MF5630, MF5650 Users Guide

9-14
Troubleshooting
9
Print Quality Problems
The 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 the specifications of the machine?
A Check that the paper you are using is supported by the specifications of the machine. (See "Print
Media Requirements," on p. 2-1.)
Q Is the cartridge installed correctly?
A Make sure the cartridge is installed correctly. (See "Install cartridge," in the Set-Up Sheet.)
Q Is any toner left in the cartridge?
A See "When to Replace the Cartridge," on p. 8-3, and replace the cartridge if necessary. (See
"Replacing the Cartridge," on p. 8-6.)
Q Is the exposure adjusted correctly?
A Adjust the exposure correctly using [Exposure]. (See "Adjusting the Exposure (Density)," on p. 5-3.)
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 Scanning Area," on p. 8-1.)
Q Is the cartridge free of damage?
A If there is a scratch on the cartridge, replace with a new one. (See "Replacing the Cartridge," on p.
8-6.)
Q Is the machine adjusted to room temperature? If not, condensation might build up inside the
machine.
A Allow at least 2 hours for the machine to adjust to room temperature before attempting to use it.
Q Is the machine installed in a stable location?
A Install the machine in a proper location. (See Chapter 1, "Safety Instructions," in the Quick
Reference Guide.)