New answers tagged mounting
I'd either try to drill out the head of the bolt (hopefully, it's a cheapie and not hardened) or set a hacksaw in the gap and spin the bolt with a drill. Both approaches create metal shavings that you really don't want inside the TV, so tape off any ventilation holes and have someone standing beside you with a vacuum cleaner. Be sure to have the person with ...
Is there a tiny bit of space between the bracket and the tv? If so I'd use a hacksaw to cut through the screw and remove the bracket. If space is really tight, try removing the blade and using it with your hands. After that, you'll have to see what you are working with. If you are lucky, maybe you can get some epoxy or glue around the bolt inside of the ...
In the ideal world where people are responsible for their actions: "Hello handyman - please come collect your TV and drop off the payment for my TV, which you just bought since you broke it." In the actual world where the handyman will probably deny responsibility you have to grind the head off the bolt (being careful not to allow the grinding dust/sparks ...
Hope you haven't done any significant damage to whatever you are hitting, and choose a different stud - or else open up the wall and look. At "1.5 to 2 inches" there's no requirement to put protective steel plates over things in the wall like wires and plumbing, so you have probably found something like that with your drill bit and very long screws.
You could glue/tape the panels to a sheet of tempered hardboard (ie, Masonite®) or thin plywood and mount that to the door. Properly sized, your grid method should also work, and might look nicer.
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