Lexmark W820 User's Guide - Page 49

Symptom Print too dark Cause Solution The Toner Darkness setting is Select a different Toner Darkness setting too dark. from the printer driver before sending the job to print. The print cartridge is defective Replace the print cartridge. or has been installed in more than one printer. See Replacing the print cartridge. Gray background The Toner Darkness setting is Select a different Toner Darkness setting too dark. from the printer driver before sending the job to print. The print cartridge is defective. Replace the print cartridge. See Replacing the print cartridge. Uneven print density The print cartridge is defective. The transfer roller is worn or defective. Replace the print cartridge. See Replacing the print cartridge. Replace the transfer roller. See Replacing the items in the maintenance kit. Print irregularities The paper has absorbed moisture due to high humidity. Load paper from a fresh package in the paper tray. For information on storing paper, see Storing print media. You are using print media that does not meet the printer specifications. Use recommended paper and other print media. Avoid textured paper with rough finishes. Refer to the Card Stock & Label Guide available on Lexmark's Web site at www.lexmark.com for detailed specifications. The transfer roller is worn or defective. Replace the transfer roller. See Replacing the items in the maintenance kit. The fuser is worn or defective. Replace the fuser. See Replacing the items in the maintenance kit. 47