HP LaserJet M4345 Multifunction Printer series - Manual (Page 223)

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1. Do not use media that has already been run through the device.
2. Try using a different type of media.
3. Print a few more pages to see if the problem corrects itself.
4. Turn over the stack in the tray. Also, try rotating the stack 180°.
5. Open the Administration menu at the device control panel. On the Print Quality menu, increase
the Toner Density setting. See Print Quality menu .
6. Make sure that the environmental specifications for the device are being met. See Printing and
paper-storage environment .
7. Replace the print cartridge.
Toner smear
1. Print a few more pages to see if the problem corrects itself.
2. Try using a different type of media.
3. Make sure that the environmental specifications for the device are being met. See Printing and
paper-storage environment .
4. Clean the inside of the device and run a cleaning page. See Clean the device .
5. Replace the print cartridge.
Also see Loose toner .
ENWW Solve print-quality problems 211