The ornamental design for a portion of a light-emitting diode, as shown and described.
FIG. 1 is a front perspective view of a portion of a light-emitting diode, showing our new design;
FIG. 2 is a rear perspective view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom plan view thereof;
FIG. 7 is a right side elevational view thereof;
FIG. 8 is a left side elevational view thereof;
FIG. 9 is a front perspective view of the light-emitting diode of FIG. 1; and,
FIG. 10 is a rear perspective view of the light-emitting diode of FIG. 1.
The broken lines immediately adjacent to the shaded region form an unclaimed boundary of the design. The broken line showing of the remainder of the light-emitting diode is for illustrative purposes only and forms no part of the claimed design.