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MacBook Air 13" Mid 2013 Teardown

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The I/O board in the MacBook Air is mostly unchanged from last year, except that it no longer has a socket for the iSight cable.

We find a Cirrus chip marked 4208-CRZ next to the headphone jack. This appears to be a two-channel version of the CS4207 low power HD audio codec with headphone amp.

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