Thanks for the tips. Looks like the problem could be related to the nvidia graphics card. I'll let you know how things turn out.

>Hi,
>If you gogle "vista sleep problem" you will find a lot of links, mainly driver related.
>
>>Brand name. When I created this thread I was hoping someone would say that there's a place in Vista to specify that it takes more than wind to put out a computer of its sleeping mode :-)
>>
>>One thing I noticed though is that it seems to me that I put the computer into sleeping mode but the hard disk doesn't really stop so the computer comes back on a couple of seconds later.
>>
>>>:)
>>>
>>>What kind of computer do you have? A brand name or a custom build?
>>>
>>>>Ok I did that. It's sleeping all right. Now how do I boot after that?
>>>>
>>>>>A hammer? ;)
>>>>>
>>>>>>New computer
>>>>>>
>>>>>>Vista 64 bits
>>>>>>
>>>>>>I put it into sleep mode but it wakes up on its own a couple of seconds later.
>>>>>>
>>>>>>Anything I can do to fix this?