macbook usb keeps discounting my external HD

Discussion in 'MacBook' started by tbluhp, Feb 9, 2011.

  1. tbluhp macrumors 6502a

    Sep 6, 2006
    I have a external HD that works over usb 2.0 when I run test on the mac to make sure everything is ok I always get 100% but every day I use itunes or any other app that requires use of my external drive about couple hours later my hard drive would disconnect saying hard drive removed message on macbook what is going on?
  2. Btrthnezr3 macrumors 6502a


    Aug 5, 2010
    Wirelessly posted (Mozilla/5.0 (iPhone; U; CPU iPhone OS 4_2_1 like Mac OS X; en-us) AppleWebKit/533.17.9 (KHTML, like Gecko) Version/5.0.2 Mobile/8C148 Safari/6533.18.5)

    Is your MacBook running on battery? Maybe it disconnects as to stop powering the drive via USB to conserve it's own power.
  3. tbluhp thread starter macrumors 6502a

    Sep 6, 2006
    no it's running using ac adapter apple supplied.

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