The possible cause for this is a defective pickup roller(gray color) .
Please follow the steps below:
>Adjust the paper settings in the print driver The paper settings in the print driver must match the paper settings for at least one of the installed paper trays.
>>Open a document in the program being used to print.
Click File , click Print , and then click Properties . The product Properties dialog box appears.
Click the Paper/Quality tab.
Choose the appropriate paper size from the Size is drop-down menu.
Choose the appropriate paper type from the Type is drop-down menu.
Click OK and then click OK again to print the document..
If the issue is not resolved, continue with the next section.
>Clean the rollers
Turn off the product and unplug the power cord.
Open the access door to gain access to the rollers. Depending on the model, this is usually the rear access door. See the product user guide for information about locating the rollers.
Clean the rubber rollers with a lint-free cloth, lightly moistened with water.
NOTE: Distilled, filtered, or bottled water is recommended for cleaning the rollers. Tap water might contain contaminants that can damage the rollers.
Make sure that any paper rollers that rest on the input tray, which are located behind the back rollers, are cleaned. A clean cotton swab, lightly moistened with water, might be necessary to reach these rollers.
Close the access door and plug in the power cord.
Try printing again.
You could try this product >click
HERE(it softens the rubber and has parafin to preserve it)
