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AppleHDA.kext for Thinkpad T410 CX20585 ML10.8.3 2.3.7fC4

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About This File

This AppleHDA (Version 2.3.7fc4) is patched and working for Thinkpad T410 CX20585 on ML 10.8.3.


It allow automatically exchange internal/external MIC & Speaker/Earphone.


DSDT should have below codes:



Device (HDEF)


Name (_ADR, 0x001B0000)

Method (_DSM, 4, NotSerialized)


Store (Package (0x08)



Buffer (0x04)


0x69, 0x50, 0xF1, 0x14



Buffer (0x04)


0x0C, 0x00, 0x00, 0x00



Buffer (0x11)


"Conexant CX20585"



Buffer (Zero) {}

}, Local0)

DTGP (Arg0, Arg1, Arg2, Arg3, RefOf (Local0))

Return (Local0)


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