Model A1181: 1.83, 2, 2.1, 2.13, 2.16, 2.2, or 2.4 GHz Core 2 Duo processor

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Why my MacBook does not power up

Hello, I can not turn my MacBook on, I press the on button, but nothing happen, the only sounds are, a weird sound, which I think that is the Hard Drive, and a sound of the Fan, but the screen is black, then the computer get completely off and I can not turn it on, I took the MacBook to an Apple technician, but he said that the MacBook does not have problems, I don't know what to do, I'd like to know if it is a Logic board problem or what can I do, Please help me !

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Before we consider a logic board problems there are several other things to try. First here is a link to some resets for you to try from Apple.

http://support.apple.com/kb/HT3964

And here is a link to some other Apple procedures. Let us know if these solve your problems or if not update us on any change in what you see and hear.

http://support.apple.com/kb/TS1367

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