If the screen suddenly goes black or your MacBook Air freezes
Try restarting your MacBook Air.
1Unplug any devices that are connected to your MacBook Air, except the power adapter.
2Press the power (®) button to restart the system.
3Let the battery charge to at least 10 percent before plugging in any external devices and resuming your work.
To see how much the battery has charged, look at the Battery (
) status icon in the menu bar.
The screen might also darken if you have energy saver features set for the battery.
If your MacBook Air can’t connect to another computer’s optical disc drive To use services such as Migration Assistant, DVD or CD Sharing, Remote Install
Mac OS X, and iTunes music sharing, both your MacBook Air and the other computer must be connected to the same network. If your MacBook Air is connected wirelessly and the other computer is connected to a
Using Apple Hardware Test
If you suspect a problem with the MacBook Air hardware, you can use the Apple Hardware Test application to help determine if there’s a problem with one of the computer’s components, such as the memory or processor.
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