A method of protecting the pins of a pin connector of a backplane preferably includes installing a protective cover over the pins of the pin connector. To this end, in the region wherein a first and a second screw thread of the plasticating screw overlap, the thread width outside the overlapping region is equal to d and the thread width inside the overlapping region is equal to \xbd d. The user can select a live chat feature, which invokes an instant message, audio or video dialog with a sales representative.