A direct type backlight unit having liftable frame structure includes a housing, an upper frame and a plurality of lamps, wherein the plurality of lamps disposed on a cavity defined by the housing and at least one has a foggy region. The upper frame is configured to accommodate a plurality of optical films and a liquid crystal panel and has two clip members for engaging with two connection hole of the housing such that the upper frame can be easily fixed on the housing. A plurality of lamp connection units are disposed within the cavity and each includes a conductive clamp member for clamping the conductive electrode of the lamp, thereby facilitating the replacement of the lamps.

 
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< Power control method for controlling a setting value of electric power to be supplied to each of components of an apparatus by switching between power control modes depending on a status of operation of each of the components of the apparatus

> Lamp driving apparatus having balance circuit units for a display

> Lamp bracket to illumination optics assembly interface

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