Print Quality Problems
The background is dark or dirty
Cause
What to do
You may not be using the correct type of paper for your
printer.
If the surface of your paper is too rough, printed characters may
appear distorted or broken. Smooth, high-quality copier paper is
recommended for best results. See “Available paper types” on
page 272 for information on choosing paper.
The paper path inside the printer may be dusty.
Clean internal printer components by printing three pages with
only one character per page.
The Density setting may be too dark.
In the printer driver, click
Extended Settings
on the Optional
Settings tab, and then lighten the Density setting.
White dots appear in the printout
Cause
What to do
The paper path inside the printer may be dusty.
Clean internal printer components by printing three pages with
only one character per page.
Print quality or tone is uneven
Cause
What to do
Your paper may be moist or damp.
Do not store paper in a humid or damp environment.
The toner cartridge may be near the end of its service
life.
If the message on the LCD panel or in EPSON Status Monitor
indicates that the toner cartridge is near the end of its service life,
replace the toner cartridge. See “Replacing Consumable
Products/Maintenance Parts” on page 194.
For Windows users, you can also check the remaining service life
of the toner cartridge by looking at the Basic Settings tab in the
printer driver.
There may be a problem with toner cartridge.
Replace the toner cartridge. See “Replacing Consumable
Products/Maintenance Parts” on page 194.
Epson AcuLaser MX21/MX20 Series User's Guide
Troubleshooting
230
