Patent ID: 7456807

Claim:
A flat panel image display unit comprising: a flat display panel; a display drive circuit block disposed to a chassis member for supplying a signal to the display panel for making display; an input signal circuit block for outputting a video signal to the display drive circuit block; and an enclosure for housing the display panel, the display drive circuit block and the input signal circuit block, wherein the input signal circuit block includes a plurality of different kinds of board blocks provided replaceably according to a plurality of different forms of signals, the board block having a signal output connector detachably connectable to a signal input connector of the display drive circuit block, and a casing member placed inside the enclosure and provided with an insertion opening for accepting insertion of any of the board blocks and a guide rail for guiding and positioning the board block to a predetermined position when the board block is inserted through the insertion opening, and wherein the plurality of board blocks are prepared in predetermined dimensions as a smallest unit size, and the plurality of guide rails are disposed to the casing member according to dimensions of the board block of the smallest unit size.