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E7440 10.11.4 Sound issues


Sorcerer

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Even my e6420 is no longer functioning so can't grab the kext from that either. For some reason that's giving a sandbox mbworker deny messages constantly :(.

 

I swear the universe is conspiring against me this day..

 

One last trick. A virtualised el cap on my pc. Thankfully that still worked. Mounted EFI partition of installer USB and copied the AppleRTC.kext to the kexts/other directory in the thin hope that clover will inject it and enable the booting of the E7440.

 

Sure enough it worked. Copying AppleRTC.kext back from recycle bin.

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ok sound appears to be working OK but no sound through headphone jack.. 

 

Any hints??

 

Also system keeps crashing when exiting sleep. Then it throws up kernel panics on reboots..  Only way i can get it to boot normally is first to boot with CPUS=1 after it boots ok shut down and startup again and it will then boot normally..   (i guess it is saving the KP from the Wake crash in NVRAM and the stored values in there cause Kernel Panics on booting, until the NVRAM is cleared by a successful boot and shutdown)

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