Samsung CLX-9250ND - Manual (Page 55)

Initial settings and testing of the machine_ 54
Otherwise, adjust the DADF using the screw at the backside and handle hinge as shown by the examples below.
For example, the length of scale on the left side is 1mm shorter than that of right side, move the steel plate toward the
rear side by two scale marks using the screw at the backside and handle hinge. A scale mark is 0.5 mm.
For example, the length of scale on the left side is 1mm longer than that of right side, move the steel plate toward the
front side by two scale marks using the screw at the backside and handle hinge. A scale mark is 0.5 mm.