HP LaserJet 4345 Multifunction Printer series - Manual (Page 239)

Toner smear
1. Print a few more pages to see if the problem corrects itself.
2. Try using a different type of paper.
3. Make sure that the environmental specifications for the MFP are being met. (See
Environmental specifications .)
4. Clean the inside of the MFP and run a cleaning page to clean the fuser. (See Cleaning
the MFP .)
5. The MFP might be due for maintenance. Check this by printing a copy of the supplies
status page. (See Checking the MFP configuration .) If maintenance is due, order and
install the printer maintenance kit or the ADF maintenance kit. (See Performing
preventive maintenance .)
6. Replace the print cartridge.
Also see Loose toner .
Loose toner
Loose toner, in this context, is defined as toner that can be rubbed off the page.
1. If paper is heavy or rough, open the CONFIGURE DEVICE menu at the control panel.
On the PRINT QUALITY submenu, select FUSER MODES, and then select the paper
type you are using. Change the setting to HIGH1 or HIGH2, which helps the toner fuse
more completely onto the paper. (See
Print quality submenu .) You must also set the
type of paper for the tray you are using. (See Printing by type and size of media (locking
trays) .)
2. If you have observed a rougher texture on one side of your paper, try printing on the
smoother side.
3. Try using a different type of paper.
4. Make sure that the environmental specifications for the printer are being met. (See
Environmental specifications .)
5. Make sure that type and quality of the paper you are using meet HP specifications. (See
Print media specifications .)
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