FIG. 1 is a top view of an image forming device for printer;

FIG. 2 is a front view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a rear view thereof; and,

FIG. 7 is a perspective view thereof.

The broken line showing forms no part of the claimed design.