In device manager, right click on the the device in network adapter section, update driver software. Browse. Let me pick. Have disk. Browse. Find the .inf that is part of the install driver package. Double click on it. Hit ok.
You might have to extract from the install .exe first.
Otherwise, doesn't seem there is a 510 model. Are you sure you have that correct? http://www.dlink.com/search/?qry=dwa-510