Purchased hp laptop PAV DV4-1411 Sr.No.CND93250BB on 19th Oct. 2009 against payment of Rs.44300/-. Warranty of one year given for Hardware and Softwares. No terms & conditions of Warranty supplied. In middle of Jan.2010 Laptop went out of order. On checking by local service center it was conveyed that mother board has gone out of order. Mother board replaced after 15 days. During this process windows vista Home Premium corrupted. Complaints lodged have gone in vain. DVD Writer of the laptop was also defected one. It has been replaced with new one. LCD of Laptop also became defective. Internal LCD changed but not working properly. Matter still pending. The laptop is a manufacturing defective piece. It requires replacement with new one of same model. If same model not available then with model of similar configuration and of same price.