The fuser may be worn or defective, Toner specks, The toner cartridge may be worn or defective – Lexmark 410 User Manual
Page 189: There is toner in the paper path, The photoconductor may be defective, Transparency print quality is poor, Check the transparencies, Check the paper type setting

T
HE
FUSER
MAY
BE
WORN
OR
DEFECTIVE
Replace the fuser.
Toner specks
These are possible solutions. Try one or more of the following:
T
HE
TONER
CARTRIDGE
MAY
BE
WORN
OR
DEFECTIVE
Replace the toner cartridge.
T
HERE
IS
TONER
IN
THE
PAPER
PATH
The printer may need to be serviced. For more information, contact Customer Support.
T
HE
PHOTOCONDUCTOR
MAY
BE
DEFECTIVE
Replace the photoconductor.
Transparency print quality is poor
Try one or more of the following:
C
HECK
THE
TRANSPARENCIES
Use only transparencies that meet the printer specifications.
C
HECK
THE
PAPER
TYPE
SETTING
Make sure the paper type setting is set to Transparency:
1
From the printer control panel Paper menu, check the Paper Type setting.
2
Before sending the job to print, specify the correct type setting:
•
For Windows users, specify the type from Print Properties.
•
For Macintosh users, specify the type from the Print dialog.
Troubleshooting
189