Last Month the Japanese try to retrive this mod a little bit more. They played in the at 2pm CET. At the moment the gametracker,com Server Monitorring is off. Hope soon they turn it on. The ranking seems to work.
It's plugged in already = already earthed. Personnally I clean them by just blowing the dust out. Check to make sure the fan is spinning, reseat the heatsink with some fresh thermal paste.