FIG. 1 is a top, front, left side perspective view of a first embodiment of an alarm panel;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a rear elevation view thereof;
FIG. 4 is a left side elevation view thereof;
FIG. 5 is a right side elevation view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof;
FIG. 8 is a top, front, left side perspective view of a second embodiment thereof;
FIG. 9 is a front elevation view of FIG. 8;
FIG. 10 is a rear elevation view of FIG. 8;
FIG. 11 is a left side elevation view of FIG. 8;
FIG. 12 is a right side elevation view of FIG. 8;
FIG. 13 is a top plan view of FIG. 8; and,
FIG. 14 is a bottom plan view of FIG. 8.
The dash-dash broken lines illustrate portions of the alarm panel that form no part of the claimed design. The dot-dash broken lines represent boundaries of the claimed design and form no part of the claimed design. The solid black surface shading in FIGS. 1-7 represents the color black. The solid black surface shading in FIGS. 8-14 represents a contrast in appearance.