high pitched noise macbook pro 2011

Discussion in 'MacBook Pro' started by getheo, Dec 28, 2011.

  1. getheo
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    macrumors member


    Jul 3, 2011
    When my macbook loading for opening i hear a high pitched noise,like high frequency.I unplagged the cord and the sound dissapeared.When i plagged it in again i have the same issue.Anyone else with the same problem?
  2. Minhthien
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    macrumors 6502

    Jun 20, 2011
    I think its the charger! Bring it in maybe they will give you a new one!

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