The liquid crystal display device 6, wherein any one of said prism sheet and {HEAD ~ said diffusion sheet} constituting {TAIL ~ said optical sheet member} has a sheet positioning hole engaging with said positioning pin on said light guide plate 
constituting
The liquid crystal display device 6 , wherein any one of said prism sheet and { HEAD ~ said diffusion sheet } constituting { TAIL ~ said optical sheet member } has a sheet positioning hole engaging with said positioning pin on said light guide plate
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH