Your University will most likely have a Data Management Policy and may also offer instructions or advice on how member departments, groups and individual researchers should go about implementing the policy with respect to their own data holding.

The material here is intended to complement that by providing some background on "the problem" and some advice on technical issues, such as choosing repository software and implementing repositories.

And while you are waiting for some worthwhile content to appear, here's an article on the problem we are trying to address:

Neglect Causes Massive Loss of ‘Irreplaceable’ Research Data