The LCD device includes a liquid crystal panel, a backlight unit, a circuit board disposed at rear side of the backlight unit, and a number of flexible substrates each mounting thereon a driver chip and connecting the terminals of the liquid crystal panel and the circuit board. The flexible substrate has a cut-out at each side edge thereof. A protrusion formed on the backlight unit or inner housing passes the cut-out to protrude toward the housing of the LCD device.