Dell 5130 Color Laser User Manual page 36

11. Attach the bracket as shown in the illustration below.
12. First, tighten the screw on the right side loosely for later adjustment.
Then, tighten the other screw on the left side, and then tighten the right screw firmly.
13. Attach the plastic fastener to the printer to secure the cables.
14. Lift the output expander, align the hole on the expander with the bracket guide, and then hook the expander onto
the bracket guide.
To properly fit the expander to the printer, put pressure on the expander with your hands in the direction shown in
the illustration.