A:AnswerYou will still need the Direct TV satellite receiver, but then just run a HDMI cable from that to the TV and works great. Even though my Direct TV displays at 1080P, I still think this TV picture looks better than the 1080P TV it replaced.
A:AnswerCould you please clarify your inquiry as to "what grades does LG TV have". We are not clear on the inquiry and as to what grades you are inquiring about...^IFV
A:AnswerUse the "All Setting" menu selection and create a user mode. The values for nearly everything can be changed. There is also a user guide that's accessible.
A:AnswerYou can find mount type (i.e. VESA) and size in mm under most any products specifications. I recommend googling the serial number if you don't have access to it off hand. You will have to look up the specs for TV and mount to be sure as LG makes many different styles of TV with various mounting capabilities.