Dell India — Sudden shut down of a new dell laptop

Address:

Kota, Rajasthan, 324010

This is professor s n tak from rajasthan technical university, recently our organization purchased more then 100 laptops. Unfortunately, like other faculty members my new laptop is also shutting down suddenly from last 15 days. Most of the laptops are showing same problem. Kindly resolve it urgently. The service tag is 6s2pzb2, model latitude 3460, core i5 processor