Thinkpad T400 freezez on startup

[Alps]

Hi

I am facing problem whenever i start my thinkpad , the screen freezez at IBM thinkpad screen . I am not able to do anything.Yesterday eve i switched off it normally but when i started it today mrng its showing same screen not booting the windows. I have win xp on my laptop (I have even tried pressing F8 several time but all in vain)...Please help

[RecTech]

Hi

Try booting with the DVD and hard drive removed to see if it will get further or let you access the BIOS, F1

[Colonel O'Neill]

Are there any broken USB ports?