Oracle MICROS Express Station 4 Series Setup Manual page 19

Attach the 10-key bump bar silver mounting plate to the black adapter plate. Note:
2.
The silver plate is included in the box with the 10-key bump bar.
Place the 10-key bump bar into the plate by inserting the two grooves on the side
3.
of the plate into the slots on the bump bar, and then tighten the security screw.
Installing the Handle with Bump Bar Mounting Bracket
Chapter 4
4-3