cd rom not responding

[sanyaldk]

i have hp 2122tu notebook. the laptop has got wierd problem, when i start notebook cd rom gets detected even after loading windows i can see it in devicee manager, when i put some cd/dvd then cd rom does not play it and if i double click on the icon then it says 'there is no disk in drive please enter a disk'. the drive dont work in linux too.
plz tell me what to do !!!

[realdan]

it is not weird..getting detected doesnt mean it has no problem...first try a lens cleaner...if still in warranty..make the company pay for it