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1. Print a few more pages to see if the problem corrects itself.
2. Clean the inside of the device and then run a cleaning page. See
Clean the device on page 98.
3. Replace the print cartridge.
4. The fuser roller is worn or dirty.
Process a cleaning page. Several pages might be required the fuser is very dirty. If the problem
persists, replace the fuser.
5. The static-eliminator teeth (just beyond the transfer roller) are contaminated or defective.
Clean the static-eliminator teeth by using a small brush or compressed air. Replace the assembly
if it is damaged.
6. Light is leaking into the MFP.
Make sure that all of the covers are in place. Move the MFP away from windows that face the
outdoors.
Gray background
1. Do not use media that has already been run through the device.
Turn over the stack of media in the tray. Also try rotating the media 180 degrees.
Check the media type and quality. Replace the media if it does not meet specifications, and advise
the customer to use the HP-recommended media and to store it correctly.
2. The operating environment does not meet specifications.
Make sure that the MFP is installed in an area that meets the environmental specifications.
3. Print a few more pages to see if the problem corrects itself.
4. The problem occurs during copying.
In the Copy menu, select Image Adjustment, and then select Background Cleanup.
ENWW Solving image-quality problems 483
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