Light print or fade
●The print cartridge might be low. Replace the print cartridge.
●Maintenance might be due. Check this by printing a copy of the supplies status page (see Supplies status page). If maintenance is due, order and install the printer maintenance kit. (See the HP support flyer or go to www.hp.com/support/lj9050_lj9040.)
●The print cartridge might be almost empty. Replace the print cartridge.
Specks
Specks might appear on a page after a jam has been cleared.
●Print a few more pages to see if the problem corrects itself.
●If specks occur frequently, set your printer up to automatically run a cleaning page (see Using the printer cleaning page).
●Clean the inside of the printer (see General cleaning, or go to www.hp.com/support/ lj9050_lj9040) and run a manual cleaning page to clean the fuser (see Using the printer cleaning page).
●Try using a different type of paper.
●Check for print cartridge leaks. If the print cartridge is leaking, replace it.
Dropouts
●Make sure that the environmental specifications for the printer are being met (see Environmental specifications).
●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.
●Try using a different paper type.
Lines
●Print a few more pages to see if the problem corrects itself.
●Clean the inside of the printer (see Cleaning the printer, or go to www.hp.com/support/ lj9050_lj9040) and run a manual cleaning page to clean the fuser (see Using the printer cleaning page).
●Replace the print cartridge.
●Maintenance might be due. Check this by printing a copy of the supplies status page (see Supplies status page). If maintenance is due, order and install the printer maintenance kit. (See the HP support flyer or go to www.hp.com/support/lj9050_lj9040.)
Gray background
●Do not use paper that has already been run through the printer.
●Print a few more pages to see if the problem corrects itself.
●Turn over the stack of paper in the tray. Also, try rotating the paper 180°.
●At the printer control panel, use the Print quality menu to decrease the toner density setting (see System setup submenu).
●Make sure that the environmental specifications for the printer are being met (see Environmental specifications).
●Replace the print cartridge.
ENWW | Correcting output quality problems 129 |