Dell India — Dell venue tab . software corrupted

Address:

603102

The venue tab is not working... its hanged.. we purchased it in the aees society in kalpakkam. when asked no proper response. it worked only for about 3 month.
its not at all opening. showing as if no battery, always switched off, but ts glowng at intervals.
the details of it are...
mn3740
sn1zx6222

purchase date. 27.07.15
got from atomic energy employees cunsumers co operative stores limited... kalpakkam, kanchipuram.