According to the proper USB1/2 specs, you're only supposed to feed
On 1 May 2011 18:51, Mark Knecht wrote:
All of this means that since none of your hard drives works, your
machine has a good, proper implementation of the spec with isolation
between individual ports plugged into the same internal bus. Also it
means any device that's completely broken in power requirement will
Even different machines from the same manufacturer has issues. My Dell
laptop can't drive one of my disks but a Dell PC can.
USB3 has increased the individual current amount to 0.9A at 5V (4.5W).
Most likely the implementation will be broken and a whole pile of USB
powered devices will arrive soon, drawing massive amount of power
Hakan (m1fcj) - http://www.hititgunesi.org
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