Hp/laptop 510
System not working

My Hp laptop-510 is not working.

there is no display coming. i am afraid that its operating system has crashed.

therefore, i need to assistance but do not have address of any Hp center nearby. i searched it on your website even there was no mention.

please inform me on my email-id about the address of your service center nearest to Roorkee (Uttrakhand).

thank you!