HP 3150 manual Document feeder, Tray fall forward out

Problem Cause Solution

The HP LaserJet	The special media lever is in the incorrect
3100/3150 product	position.
is feeding multiple
sheets or jams
frequently from the
document feeder
tray.	Guides are not adjusted properly.

The document feeder tray is overfilled.

The special media lever should be to the left to send regular-weight documents. The lever should be to the right to send thick documents, which can only be loaded one page at a time.

Remove the document from the document feeder tray. Straighten the item, then reinsert it. Slide the guides against the sides of the item to center it. Make sure the guides are not adjusted too tightly.

Remove some of the sheets. The document feeder tray can hold up to 30 pages, depending on the thickness of the pages.

The item was too thick, too slick, or otherwise did not meet specifications.

The output capacity was exceeded in the document output tray.

The document scanner pickup roller or separation pad is dirty and cannot feed the document.

The document scanner pickup roller or separation pad is damaged or worn.

A sensor isn’t operating properly.

Make sure that the media meets specifications detailed in HP’s media specifications guide.

Do not allow more than 30 pages to stack up in the document output tray.

See the appropriate sections of Chapter 3, “Maintenance.”

Replace the roller or pad.

Check the sensors to make sure that none of them are jammed. If a sensor cannot be “unjammed,” replace the sensor.

There is a problem in the document scanner path.

Check the path for obstructions. Replace any damaged parts, including damaged gears.

Items loaded in the The item is on a very lightweight media.	Do not try to pull the page out because
document feeder	you may damage the document scanner.
tray fall forward out	Open the document release door and
of the tray.	remove the jammed media. Then, curl or
	roll the item in the direction of the printed
	side, unroll it, and reload the item.

168 Troubleshooting EN