How do I get rid of streaks on my HP laser printer?

Streaking is usually caused by a worn out drum unit or spent toner cartridge. How can I fix my laser printer’s streaking issue?

1. Remove the cartridge and rock it back and forth a few times over a trashcan to evenly redistribute the toner powder.
2. Reinstall the toner cartridge and run a test print.

Why do I have lines when I scan?

When you scan documents and you see a vertical line down the image that is not on the physical document, this is often caused by a contaminant like dirt or dust build up on the scanning lamp/lens assembly glass.

How do I get rid of the black line on my HP printer?

You can normally fix that by doing the following:

1. Check the drum, print head, ink cartridge or toner cartridge for seals that should have been removed when it was installed or even sticky blobs left behind.
2. Run a printer clean.
3. Replace the drum or toner cartridge.

Why is my laser printer smearing?

Smears that appear in addition to otherwise well-formed output may signal toner contamination inside your LaserJet, either from a leaky cartridge or from improperly fused sheets that leave toner residue behind. Smears at the edge of the sheet that enters the printer first point to dirty paper guides.

How do I fix printer lines?

The most common fix to remove lines and shading on your print jobs

1. Pull the print cartridge out.
2. Look to see if there is a line on the imaging drum of the print cartridge.
3. Replace the defective print cartridge with a new one.
4. Place the print cartridge back in the machine.

Why does my HP scanner have lines?

HP has determined that 99% of all lines and streaks on copies made by feeding the original documents through the ADF are caused by debris on the ADF glass. Debris can include dust, paper or toner dust, residue from sticky note adhesive, correction fluid or tape, ink, fingerprints, and more.

Why does my HP printer have lines?

Introduction. HP Photosmart printers may print images with white lines or single color streaks. This issue can be caused by ink that has dried in the ink nozzles or by debris that is blocking the ink nozzles. Clean the ink cartridges with the ink cartridge cleaning utility in the HP Printer Toolbox.

How do I get rid of scan lines?

Locate the two vertical glass image sensor strips inside the scanner panel (see images below). They may have a white or black line under the glass. Gently wipe the glass and the white/black area to rid the dust or dirt. Wait for cleaned areas to dry completely.

How do I remove lines from a scanned document?

Zoom in on one of the lines to be removed from your scanned document using the Magnifier tool. You won’t be able to capture the whole line when you magnify, so start from one of the edges of the document. Erase the magnified portion of the line on the scanned document using the Eraser/Color Eraser tool.

How do I fix black lines when printing?

Fix the issue of printers causing black lines on paper

1. Clean the rollers. Made of soft rubber material, rollers act to move the paper inside the printer for the print to take place.
2. Replace the drum.
3. Clean or replace the fuser.
4. Clean cartridge nozzles.
5. Extract, clean and reinsert the cartridges.

Why is my printer putting lines through everything?

By far the most common problem with inkjet printers is poor print quality. Usually, these problems manifest themselves in the form of horizontal white lines running through each line of print. These white lines are caused by clogged nozzles that aren’t dispensing ink.