Ok here we go:


http://fa.utfs.org/diy/a100/rear_side.jpg shows the four screws
http://fa.utfs.org/diy/a100/powersupply_frontal.jpg shows the location
of these four screws as frontal view to the powersupply.
http://fa.utfs.org/diy/a100/powersupply_detail.jpg shows the two left
side screws.

Florian