HP Compaq -presario V3000
No Bootingprocess, nothing displaying on screen

Sir, i purchased presario v3000 compaq in sep serial no is2CE6310SQS.nOW ITS GIVING PROBLEMS ..AS NOTHING IS DISPLAYING WHEN I STARTED MY LAPTOP... may be booting prob ..i took it to servicecentre n they r saying to change mother board..but i hv heard that company is extending the warranty period of this series n repairing in free of cost..so plz tellme can i change my mother board in free in jaipur.