Realtek ALC/Desktop: 269(1), 283(1), 885, 887, 888, 892, 898 and 1150 on board audio (1) BRIX/NUC only
Supports OS X: 10.11, 10.10, 10.9 and 10.8 Native AppleHDA

OS X/Patch in Place AppleHDA Realtek ALC Audio

The Realtek Realtek ALC Patched method enables OS X AppleHDA onboard with or without HDMI and DP audio. The script patches the audio codec binary and installs pin configuration, layouts and platforms files.

Updates

11/8/15 - Skylake/Series 100 Update, Add 1150/Audio ID: 3
6/15/15 - 10.11 - El Capitan Realtek ALC AppleHDA.kext Initial Support
Versions: audio_realtekALC-110

Easy: .command, see A. Installation
Bash: .sh, see B. Terminal
A. Installation

Confirm, Audio/ALC Injection: OK
Download: audio_codecdetect.command (select View Raw)
Double click
Result
OK, proceed
NOK, fix
Patched AppleHDA.kext
audio_realtekALC-110.command (select View Raw)
Double click Downloads/audio_realtekALC-110.command
Password:
Confirm Codec ALCxxx: (885, 887, 888, 889, 892, 898, 1150 only)
Enable HD4600 HDMI audio (y/n): (887, 892, 898, 1150 only)
Verify Patched AppleHDA kext installed
S/L/E/AppleHDA.kext_vx.x-toledaALCxxx
Restart
Verify ALC onboard audio
System Preferences/Sound/Output/select audio device
B. Terminal

Clover patched AppleHDA
audio_realtekALC-110.sh (select View Raw)
Terminal $ ./audio_cloverALC-110....sh
Same (as above)
C. Requirements

OS X Versions (+ all)
10.11+/El Capitan
10.10+/Yosemite
10.9+/Mavericks
10.8+/Mountain Lion
Boot Flags/Boot failure may result if ignored
10.11+/Disable SIP/set, restart, install, enable SIP, restart
CLOVER/config.plist/
ACPI/DSDT/Fixes/NO (all or remove)
RtVariables/BooterConfig/0x28
RtVariables/CsrActiveConfig/0x3
Chameleon - Extra/org.chameleon.Boot.plist/
CsrActiveConfig=3
10.10+/Allow unsigned kexts/set, restart, install
Clover/config.plist/
ACPI/DSDT/Fixes/NO (all or remove)
Boot/Arguments/kext-dev-mode=1
Chameleon/Extra/org.chameleon.Boot.plist/
Kernel Flags/kext-dev-mode=1
Native AppleHDA.kext
Audio codec? See Tools 4.
D. Realtek ALCxxx - Verify, see Tools 4.

Supported codecs
269 (BRIX only)
283 (BRIX Pro and NUC only)
885
887
888
889
892
898
1150
Supported Audio IDs

Audio ID: 1 supports 269, 283, 885, 887, 888, 889, 892, 898, 1150
Realtek ALC audio (default, 1/2/3/5/6 motherboard audio ports)

Audio ID: 2 supports 887, 888, 889, 892, 898, 1150
Realtek ALC/5.1 surround sound (3 motherboard audio ports)

Audio ID: 3 supports 887, 888, 889, 892, 898, 1150
HD3000/HD4000 HDMI audio with Realtek ALC audio

E. More Information

Audio ID Injection
Realtek ALC AppleHDA

Installation
Details/Support
Troubleshooting
Realtek ALC guides
Enhancemants
Customization
Surround Sound
Troubleshooting
No Audio Devices
No Sound
No Audio After Sleep/Wake
Utilities
Identify Audio Codec
Restore native AppleHDA
Terminal Saved Output