Installation of XIGMATEK HDT-S963 is as simple as the cooler itself. To mount the cooler on Socket 754/939/940 and Socket AM2 mainboards you should use a provided retention bracket with the clip lock that catches to the hooks on the standard plastic socket bracket:
If you have an LGA775 mainboard, you have to screw two retention brackets to the cooler base. These brackets have typical plastic pin-clips already installed:
You won’t need to remove the mainboard from the system case in any situation. The cooler cannot be installed onto Socket 478 or Socket A (462) platforms (note that more and more manufacturers give up the support of these pretty outdated socket types, which is quite logical, actually).
XIGMATEK HDT-S963 cooler looks like this inside of the system case:
The cooler will not hinder installation of any other components thanks to its very small dimensions.
In conclusion I would like to list the technical specs of the XIGMATEK HDT-S963 for your reference:
This solution is currently selling for around $30.