US D545771 S1
The ornamental design for a control panel, as shown and described.
FIG. 1 is a perspective view of a control panel showing our new design.
FIG. 2 is a top plan view thereof.
FIG. 3 is a left side view thereof.
FIG. 4 is a right side view thereof.
FIG. 5 is a front view thereof; and,
FIG. 6 is a rear view thereof.
The bottom plan view forms no part of the design and is omitted. The portions of the drawings appearing in broken line are for environment only and do not form a part of the design.