Patent ID: 7559682

Claim:
A backlight module for a liquid crystal display, comprising: a back plate comprising a first track set, a second track set and an auxiliary holder, wherein the auxiliary holder is formed in the shape of T type and is disposed between the first track set and the second track set; a first detachable light source set disposed on the back plate comprising a first base, a first light source disposed on a first side of the first base, and a third track set disposed on a second side of the first base, and the first side is opposite to the second side; a second detachable light source set disposed on the back plate, comprising a second base, a second light source disposed on the first side of the second base, and a fourth track set disposed on the second side of the second base, and the first side is opposite to the second side, wherein the first base is engaged with one side of the auxiliary holder and the second base is engaged with the other side of the auxiliary holder; and an optical films set combined with the back plate, wherein the third and the fourth track set can respectively connect to and slide on the first track set and the second track set and the first detachable light source set can detach from the second detachable light source set.