<!-- from fixya rte -->How do i clear jam 20 in fs 3140 - Kyocera "FS-3140MFP Printer, Copier, Fax & Color Scan 42 ppm"

Question edited for full 'make model (what it is)'.

Replacement Parts - Crock-Pot Canada

https://www.crock-pot.ca > replacement-parts-all-mobile
In partnership with the U.S. Consumer Product Safety Commission, Crock-Pot is voluntarily recalling and replacing the lids of the Crock-Pot® 6-Quart Express ...
Missing: 3140 ‎' Must include: 3140

Rival Crock Pot Slow Cooker Replacement Lid for models ...

https://www.ebay.com > itm
NICE - Rival Crock Pot Slow Cooker Replacement Lid for models: 3100/2 & 3150/2 ; Item specifics · "NICE and ships FAST!" ; Model: Crock Pot ; Custom Bundle: No.
MPN: Glass/Clear/Round/Part/Cover/Top/******> Color: Clear

It means that the path the paper follows that there is either something stuck like a wrinkled or torn piece of paper in the path and needs to be removed before it can send another paper or it will keep jamming you didn’t give name of model but if it’s this one try page 4-5

https://cdn.kyostatics.net/dlc/eu/documentation/usermanual/fs-2000d_3900dn_4000dn.-downloadcenteritem-Single-File.downloadcenteritem.tmp/FS-2000D%203900DN...G%20(ENG)%201.3.pdf

remove cassette inside underneath there is a green lever pull it down paper should be in there

This is a machine serialnumber mismatch between to EEprom's

When you are in ready state, type 10871087 to enter the maintenance mode. Then type 251 to go in the section where clean the MK counter. (U251 Checking/clearing the maintenance count). Press Start to reset (if I remember correctly , you will need to type a new counter (000000), not just to clear the old one). After reset, you press Stop key to exit the submenu. Type 001 and press Start to exit the Maintenance mode.

Remove drum, clean gray roller with water

Pull out the fuser, push the green buttons

make sure your phone line is plugged into the LINE jack, not the EXT jack

change scan defaults to monochrome, pdf, and 300dpi or lower resolution in command center.

on the menu buttons on the machine..change the paper exit to go out the back.. if this solves the problem.. you might be looking into replacing exit rollers or fuser