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2.2 GHz (Turbo Boost up to 3.4 GHz), 2.5 GHz (Turbo Boost up to 3.7 GHz), or 2.8 GHz (Turbo Boost up to 4.0 GHz) quad-core Intel Core i7 processor with 6 MB shared L3 cache.

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MacBook freezes with long beeping (from the right)

Under normal use, the laptop freezes and makes a long beep, after a reboot it shows a question mark. After a couple of minutes, the laptop turns on normally.

Diagnosis does not reveal errors.

A problem occurred after enabling Filewault.

What could be the problem? Thx.

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2 Comments:

Is the right drive selected in Startup Disk in System Preferences?

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Yes. Since the laptop is loading and running. Freezes happen randomly.

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1 Answer

Sounds like a critical system failure, when it is on can you check the console logs for kernel panics?

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2 Comments:

Thx for u answer. It turned out that this is a problem of RAM.

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Glad to hear you got it sorted out.

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Pavel Lozinsky will be eternally grateful.
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