Electronic HP Care Pack Global Next Business Day Hardware Support - Extended service agreement - replacement (for CPU only) - 5 years - on-site - response time: NBD - for EliteBook 8540; EliteBook x360; ProBook 64X G1, 64X G2, 65X G1, 65X G2; ZBook 15 G2, 17 G2. The Electronic HP Care Pack Services (e-Care Pack) capability allows you to order, receive, update, and activate a wide range of valuable HP Care Pack Services over the Internet. Administered through the HP Services Network (CSN), it is a fast and simple process that enables immediate registration and service activation.