GRAPHTEC CS500 Series - Paper jam occurs.; There is a difference in color density between the right and left-hand portions of the document scanned in grayscale.

CS500/IS200-UM-251-9370 11-3
11. TROUBLESHOOTING
Cause Checkpoint Remedy
Paper jam occurs. Check the transfer section for foreign objects. Remove foreign objects.
There is a difference
in color density
between the right-
and left-hand
portions of the
document scanned in
grayscale.
The sensor color density has not been
properly corrected.
Adjust color density.