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probook 4540s no audio device after update from yosemite to el capitan

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Motherboard
HP Probook 4540s
CPU
i5
Graphics
HD 4000
Mac
  1. MacBook Pro
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hi
i had installed yosemite on my 4540s using clover guide.yesterday i updated it directly to el capitan.unfurtuntly i losed audio.no audio device found.
every thing work fine exept sound.how can i fix it?
if it possible for you show me simple way.i am not pro.
 

RehabMan

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RehabMan

Moderator
Joined
May 3, 2012
Messages
186,728
Motherboard
Intel DH67BL
CPU
i7-2600K
Graphics
HD 3000
Mac
  1. MacBook Air
Mobile Phone
  1. iOS
Rehabman
I do exactly your guide of pist 1 problem reporting.but no audio yet

No idea without all files/output as requested in "Problem Reporting".
 
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