[Wolves] OT : need to find power supply for external hard drive.

Wayne Morris waynelists at machx.co.uk
Fri May 14 17:58:03 UTC 2010

  On 14/05/2010 18:00, Mark Croft wrote:
> a friend next door have been give a external hard that is 40GB , it
> works fine on his ubuntu 9.10 computer but when connected to mine
> (ubuntu 9.04) it sounds
> like fred flintstone inside the hdd.
> there is no psu but has a socket for one .
> the model number on back is ME250u2c-0448 any ideas what sort of power
> requirements for this device?
> lsusb returns
> Cypress Semiconductor Corp. CY7C68300A EZ-USB AT2 USB 2.0 to ATA/ATAPI
> the hard drive makes that strange noise when connected too his
> lcd/hdtv as well.
> maybe something to with usb1/2 power requirements?
> thx for your help
> I have noticed that on ebay there are special usb cables that have a
> small power jack plug as well as the mini-usb maybe that would solve
> his problems connecting the external hard drive too his big lcd tv.
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Is it  a caddy for a 2.5 inch drive? My experience with these is that 
they come with and NEED the external power supply
plugged into the jack.
An educated guess is that it will just be a 12v psu.

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