Problem with Toshiba Laptop U

Question

Hi,

I had Toshiba TE2000 Laptop..i had installed windows XP..What happened is i canable turn on my laptop..the windows loads and then it gets hanged..that it..it never come back..even when i tried to turn it off and tried to turn it on..the LEDs glows..but there is no reponse in screen..it never starts..if i start after a 10 hours it load but again the same problem happened..