This is a nice picture tutorial by maxyn
2. Remove the screws the way shown in the picture below:
6. Now comes the block of loudspeakers. It is very wirdly arranged, since it is removed together with the camera. They are connected to the main plate with two platic holders. When you press one of them a little the entire construction will fall. Here you will see how the camera is connected with the plate - carefully disconnect this contact.