Common causes of jams

Common causes of jams1

Cause

Solution

 

 

 

 

 

 

 

The media does not meet specifications.

Use only media that meets HP specifications. See Supported

 

media sizes.

 

 

 

 

 

 

 

A component is installed incorrectly.

Verify that all print cartridges, the transfer unit, and the fuser

 

are correctly installed.

 

 

 

 

 

 

 

You are using media that has already passed through a printer

Do not use media that has been previously printed on or

or copier.

copied.

 

 

 

 

 

 

 

An input tray is loaded incorrectly.

Remove any excess media from the input tray. Make sure that

 

the stack is below the maximum stack height mark in the tray.

 

See Configuring trays.

 

 

 

 

 

 

 

The media is skewed.

The input-tray guides are not adjusted correctly. Adjust them

 

so they hold the stack firmly in place without bending it.

 

 

 

 

 

 

 

The media is binding or sticking together.

Remove the media, flex it, rotate it 180 degrees, or flip it over.

 

Reload the media into the input tray.

 

 

 

 

 

 

 

 

 

 

 

 

NOTE Do not fan paper. Fanning can create static

 

 

 

 

 

 

 

 

 

electricity, which can cause paper to stick together.

 

 

 

 

 

 

 

 

 

 

The media is removed before it settles into the output bin.

Reset the printer. Wait until the page completely settles in the

 

output bin before removing it.

 

 

During 2-sided printing, you removed the paper before the

Reset the printer and print the document again. Wait until the

second side of the document was printed.

page completely settles in the output bin before removing it.

 

 

The media is in poor condition.

Replace the media.

 

 

The internal rollers from tray 2 or tray 3 are not picking up the

Remove the top sheet of media. If the media is heavier than

media.

163 g/m2 (43 lb), it might not be picked from the tray.

The media has rough or jagged edges.

Replace the media.

 

 

The media is perforated or embossed.

Perforated or embossed media does not separate easily. Feed

 

single sheets from tray 1.

 

 

Printer supply items have reached the end of their useful life.

Check the printer control panel for messages prompting you to

 

replace supplies, or print a supplies status page to verify the

 

remaining life of the supplies. See Replacing supplies and

 

parts.

Paper was not stored correctly.

Replace the paper in the trays. Paper should be stored in the original packaging in a controlled environment.

1If the printer still continues to jam, contact HP Customer Support or your authorized HP service provider.

138 Chapter 8 Problem solving

ENWW

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HP 3800 manual Common causes of jams1 Cause Solution