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Hi, how to dismantle the Toshiba P850 Laptop to replace the speakers?

Not specifically for the speakers but they may help you: Disassembling Laptop Toshiba Satellite P855 P850 plus Hinge FIX, or https://www.youtube.com/watch?v=YhRgwvL7… and here is what they look like: https://www.ebay.com/c/1230654409