The ornamental design for display equipment, as shown and described.
FIG. 1 is a front perspective view from above with display equipment whose button is of a circular cross section, the button is pushed in, inserted into a panel and intended for combination with a carrying arm designated for being hooked into the button;
FIG. 2 shows the arrangement of FIG. 1 with the button pushed out;
FIG. 3 shows the arrangement of FIG. 2 from below;
FIG. 4 shows the arrangement of FIG. 2 with a carrying arm drawn towards the button; and,
FIG. 5 shows the arrangement of FIG. 4 with the carrying arm hooked into the button.