Dell 7330dn User Guide - Page 200

Print-Quality Problems Print-Quality Problems Your printer is designed to produce consistently high-quality prints. If you observe print-quality problems, use the information in this topic to diagnose the problem. For best results, use only Printing Media. For information on supported paper types and weights, see Supported Paper and Media on page 4-2. Caution: Damage caused by using unsupported paper, transparencies, and other specialty media is not covered by the Dell warranty or service agreement. Light Prints The overall image is lighter than normal. Possible Causes The paper may be damp. You may be using Draft mode. The toner level may be low. Drum cartridge near end of life. Solutions Replace the paper. Turn off Draft mode. If the toner cartridge is low on toner, replace it. Replace drum cartridge. Dell 7330 Mono Laser Printer 6-58