Installation process is no hard work when it comes to Noctua mounting on motherboard. First step is to mount in the back plate into motherboard from backside. The screws are preinstalled which is making thing more easier then ever.
Lets move on to front mounting. The Black plastic washers are slide into screws to avoid any power stortage on motherboard.
The Two brackets are installed on top down position.
Now Heatsink will land on to Chip, further retention screws are screwed in to tighten the heatsink.
Finally I install the NF-A15 fan on Heatsink to ends up the installation segment.
Noctua NH-D15S CPU Cooler