
Loose toner
● Clean the inside of the printer. See Cleaning the printer for instructions.
● Check the media type and quality. See Printer media considerations for more information.
● Install a new HP print cartridge. See Changing the print cartridge for instructions.
● In your printer driver, make sure that the appropriate media type is selected.
● Plug the printer directly into an AC outlet instead of into a power strip.
Vertical repetitive defects
● The print cartridge might be damaged. If a repetitive mark occurs at the same spot on the page, install a new HP print cartridge.
See Changing the print cartridge for instructions.
● The internal parts might have toner on them. See Cleaning the printer for more information. If the defects occur on the back of the page, the problem will probably correct itself after a few more printed pages.
● In your printer driver, make sure that the appropriate media type is selected.
Misformed characters
● If characters are improperly formed, producing hollow images, the media stock might be too slick. Try a different media. See Printer media considerations for more information.
● If characters are improperly formed, producing a wavy effect, the printer might need service. Print a Configuration page. If the characters are improperly formed, contact an
76 Chapter 6 Problem solving | ENWW |