Patent ID: 7824069

Claim:
A light source module for using in a backlight module, comprising: a frame having two opposite side walls and a trough, each of the side walls including an inner side surface, a top surface and a cave, the cave having a first opening and a second opening connected with each other on the inner surface and the top surface respectively, wherein each of the inner surfaces is facing the other side wall, and the top surface intersects the inner surface with an angle; a light source having two opposite ends, each end including a positioning block, wherein the positioning block engages with the cave through the second opening, and the light source extends along a first direction perpendicular to the inner surface, through the first opening and toward the opposite side wall of the frame; and a lid having a fastener and covering the second opening and restricting the positioning block from moving relatively to the cave from the second opening, wherein the trough is engaged with the fastener.