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Repair guides for the MacBook.

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MacBook screen lights up then goes black

when my Macbook boots up the screen lights up for a second and then goes black and the laptop goes into sleep mode.

Chuck

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Try hooking it up to an external monitor and tell us the results and we'll go from there.

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When you add a new screen set it to "mirror" the original - much easier for future use

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I have the same problem, when attached to an external monitor or tv, the picture on attached screen is fine. The macbook screen is still black however

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1 Comment:

To get the attention you need, please start a new question. People just don't look at these old ones. Thanks

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its the ac cable same problem and i ripped the cable to piece and then rewired it to see if i was right and now work fine with my time bomd looking ac cable dont wrap the cord try just leving it with less bend as possible.

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cw20057 will be eternally grateful.
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