[X4U] fall 2009 iMac & USB ports

[John Baltutis]

On 8/18/10,  Al Grappone <algrappone at comcast.net> wrote:
> On Aug 18, 2010, at 3:04, Eugene wrote:
>
>> AFAIK, all USB ports stay powered when a Mac is in sleep mode.
>
> Mine does not

See <http://support.apple.com/kb/HT4049> for more information, especially this:

"If your Apple computer or display is asleep, all ports will provide a maximum
of 500 mA at 5 V."

Also, <http://docs.info.apple.com/article.html?path=Mac/10.6/en/8317.html>