realtex alc268 don't detect sound output(no sound)

[little_prince41]

hello....

 

i have a problem about sound realtex 268,i install Kalyway 10.5.2. i open Systems..>sound>output I see "HD Audio output" and i have icon sound but it don't get sound(no sound)

 

1.i install alc268installer1 ,2 and repair permissions ,after rebot i open Systems..>sound>output I don't see "HD Audio output" and i don't have icon sound it lost, but i still no sound

 

2. i edit info.plist in AppleAzaliaAudio.kext but it still don't work

HDAUDIO\FUNC_01&VEN_10EC&DEV_0268&SUBSYS_1025012E&REV_1000\4&2CC90C85&0&0001

 

Microsoft UAA Bus Driver for High Definition Audio:

 

PCI\VEN_10DE&DEV_055C&SUBSYS_01271025&REV_A1\3&13C0B0C5&0&38

 

IOHDAudioCodecVendorID

 

0x10ec0268

 

IOPCIPrimaryMatch

 

0x055C10DE

 

Poi come al solito:

 

sudo -s

cd /System/Library/Extensions

sudo chown -R root:wheel AppleAzaliaAudio.kext

sudo chmod -R 755 AppleAzaliaAudio.kext

cd /System/Library

sudo rm -rf Extensions.mkext Extensions.kextcache

sudo diskutil repairpermissions /

 

 

so i install HDAudio.kext then boot i get message is

 

"HDAudio:vid/pid =0x10ec0268 "

"HDAudio:subsystem=0x10250127 0x00000000 0x00000000"

"HDAudio:revision=0x0010003"

"HDAudio(cox3ebc900))=codeDetection-ended(0x1)"

 

somebody can you help me

thanks you