Did you register the system with Dell?

www.dell.com/.../retailregistration

Yes, I have registered the system at "Retail Registration".

Thank you for your message.

Please open www.support.dell.com & click on detect product & check if that works.

Please click on my Dell username & send a private message with the service tag, registered name & email address. We will look into this for you.

Dear Sreejith,

I sent you a private message with all information requested.

Please, give me a feedback ASAP.

Thanks in advance,

Roberto