Beyond the technical reliability of the collection "Orchestrale", D.I.D. wants to guarantee first of all an efficient after-sale customer service, which has to be: diffused, close to the customer, competent ans supported by its head company. This is made possible by precise technical documentation:

Beyond this documentation, customers are provided with Username and Password to enter the customer area, wherefrom they can download further technical information and detailed updatings.
In addition, D.I.D. has a Technical Service Training unit that organizes training and refresher courses at specified dates or upon special requests.