HP LaserJet 9000 HP LaserJet 9000mfp and 9000Lmfp - User Guide - Page 140

7 Problem solving 140 Light print or fade z The print cartridge might be low. Replace the print cartridge. z Maintenance might be due. Check this by printing a copy of the supplies status page (see "Supplies status page" on page 171). If maintenance is due, order and install the printer maintenance kit. (See the introduce guide on the product CD, or go to www.hp.com/support/lj9000.) z The print cartridge might be almost empty. Replace the print cartridge. Specks Specks might appear on a page after a jam has been cleared. z Print a few more pages to see if the problem corrects itself. z If specks occur frequently, set your product up to automatically run a cleaning page (see "Using the product cleaning page" on page 93). z Clean the inside of the product (see the introduce guide on the product CD, or go to www.hp.com/support/lj9000) and run a manual cleaning page to clean the fuser (see "Using the product cleaning page" on page 93). z Try using a different type of paper. z Check for print cartridge leaks. If the print cartridge is leaking, replace it. Dropouts z Make sure that the environmental specifications for the product are being met (see "Environmental product stewardship program" on page 238). z If the paper is rough and the toner easily rubs off, either try changing the fuser mode to High 1 or High 2, or try using a smoother paper. z Try using a different paper type. Lines z Print a few more pages to see if the problem corrects itself. z Clean the inside of the product (see the introduce guide on the product CD, or go to www.hp.com/support/lj9000) and run a manual cleaning page to clean the fuser (see "Using the product cleaning page" on page 93). z Replace the print cartridge. Correcting output quality problems