User`s guide
ES3640e MFP User’s Guide
 Troubleshooting - 156
Avoiding printer unit paper jams
The following table summarizes possible causes of paper jams 
and suggests ways of avoiding them.
Possible cause Suggested remedy
The printer unit is not level. Ensure the printer unit is level.
Your print media is too light or 
too heavy.
Use appropriate media.
Your print media is damp or 
charged with static electricity.
Use media that has been stored in 
appropriate temperature and humidity 
conditions.
Your print media is creased or 
curled.
Use appropriate media. Decurled media can 
be used.
Your print media sheets are 
not aligned with each other.
Remove the sheets, jog them into alignment 
and reload them.
Your print media is not aligned 
properly in the paper tray.
Adjust the paper stop and paper guides of 
the tray, or the manual feed guide on the MP 
Tray to align the media properly.
Your envelopes to be printed 
are not oriented properly.
Adjust the orientation as required.
Your printer unit feed roller is 
dirty.
Wipe the roller with a cloth moistened with 
water.
Your printer unit feed rollers 
are wearing out.
Replace the feed rollers.
The media weight or type 
have been wrongly set.
Select the correct printer menu settings for 
[Media Weight] and [Media Type].










