need a tear down of a Medion Erazer x782x

Theres is hardly anything on a Medion Erazer X7825 on the web. I need a tear down or disassembly guide of that notebook please as i need to fault diagnose the motherboard components. Can anyone help me on that matter. Also need to get to the CMOS battery in it. Pulling my hair out on this one. Its quite difficult to work on

Cheers