Type of Warranty Service:OnSite large monitor exchange service.Some smaller parts can be serviced via CRU method (Customer Replaceable Unit). For warranty service consult the telephone list at https://pcsupport.lenovo.com/us/en/premiersupport. Phone numbers are subject to changewithout notice. Services pré vus par la garantie : service d'é change de grands é crans sur site. Certaines piè ces plus petites peuvent ê tre ré paré es via la mé thode CRU (unité remplaçable par le client).