You can receive hardware service through your IBM reseller or IBM Services.
To locate a reseller authorized by IBM to provide warranty service, go to the IBM PartnerWorld website and click Find Business Partners on the right side of the page. For IBM support telephone numbers, see the IBM directory of worldwide contacts. In the U.S. and Canada, call 1-800-IBM-SERV (1-800-426-7378).
In the U.S. and Canada, hardware service and support is available 24 hours a day, 7 days a week. In the U.K., these services are available Monday through Friday, from 9 a.m. to 6 p.m.