With the present invention, when a minimum number of {TAIL ~ LEDs} are provided on the light receiving surfaces of the light guide plate, {HEAD ~ generation} of brightness variations on the illuminating surface due to lowering of brightness of the LEDs is suppressed, which prevents degradation in display quality 
With the present invention , when a minimum number of { TAIL ~ LEDs } are provided on the light receiving surfaces of the light guide plate , { HEAD ~ generation } of brightness variations on the illuminating surface due to lowering of brightness of the LEDs is suppressed , which prevents degradation in display quality
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