I need some help- I want to place TV over fireplace...

This is my wall, I am considering placing TV above the fireplace, but can't figure out where or how to place the components to the TV. I can remove the bookcase, but the surround sound speakers are large plus the DVR cable box, receiver, DVD player and CD disc changer. TV is 50".

q want to place tv over fireplace, fireplaces mantels
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