E gray background, E toner smear, E loose toner – HP LaserJet 9040.9050 Multifunction Printer series User Manual
Page 163: E repeating defects, Gray background, Toner smear, Loose toner, Repeating defects
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Correcting output quality problems 159
Gray background
●
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
).
●
Make sure that the environmental specifications for the MFP are being met (see
).
●
Replace the print cartridge.
Toner smear
Also see
●
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
●
Maintenance might be due. Check this by printing a copy of the supplies status page (see
). If maintenance is due, order and install the printer maintenance kit.
(See
, or go to
●
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
).
●
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
).
●
Make sure that paper type and quality meet HP specifications (see
●
Maintenance might be due. Check this by printing a copy of the supplies status page (see
). If maintenance is due, order and install the printer maintenance kit.
(See
, or go to
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
●
Maintenance might be due. Check this by printing a copy of the supplies status page (see
). If maintenance is due, order and install the printer maintenance kit.
(See
, or go to