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●Do not use paper that has already been run through the MFP.
●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 MFP control panel, use the PRINT QUALITY menu to decrease the toner density setting (see Print quality submenu).
●Make sure that the environmental specifications for the MFP are being met (see Environmental specifications).
●Replace the print cartridge.
Toner smear
Also see Loose toner.
●Print a few more pages to see if the problem corrects itself.
●Try using a different type of paper.
●Make sure that the environmental specifications for the MFP are being met.
●Clean the inside of the MFP and run a manual cleaning page to clean the fuser (see Cleaning the MFP and Using the MFP cleaning page).
●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 Parts and accessories, or go to www.hp.com/support/lj9040mfp or www.hp.com/ support/lj9050mfp.)
●Replace the print cartridge.
Loose toner
Loose toner, in this context, is defined as toner that can be rubbed off the page.
●Make sure that the fuser levers are down.
●If paper is heavy or rough, try using a high fuser mode so that toner fuses more completely onto the paper. At the control panel, use FUSER MODES menu in the PRINT QUALITY submenu (see Print quality submenu).
●If you have observed a rougher texture on one side of your paper, try printing on the smoother side.
●Make sure that the environmental specifications for the MFP are being met (see Environmental specifications).
●Make sure that paper type and quality meet HP specifications (see Specifications).
●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 Parts and accessories, or go to www.hp.com/support/lj9040mfp or www.hp.com/ support/lj9050mfp.)
Repeating defects
●Print a few more pages to see if the problem corrects itself.
●If the distance between defects is 38 mm (1.5 inches) or 94 mm (3.8 inches), the print cartridge might need to be replaced.
●Clean the inside of the MFP and run a manual cleaning page to clean the fuser (see Cleaning the MFP and Using the MFP cleaning page).
●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 Parts and accessories, or go to www.hp.com/support/lj9040mfp or www.hp.com/ support/lj9050mfp.)
ENWW | Correcting output quality problems 159 |