Samsung CLX-3175N/XAZ Service Manual page 163

5) Document Jam
Description
Document Jam was occurred.
Check if Pad-ADF is worn.
Check if too thick document is put in.
Service Manual
Alignment & Troubleshooting
4-96
Pull out the jammed document,
and replace the Pad-Adf.
Pull out the jammed document.
The Maximum document
thickness is 0.15mm.
Samsung Electronics