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starting with the graphics. what else would you need? btw. there's no difference between nvidia web drivers and mac os drivers with the changes so far.

thank you. i followed all your advices. ioreg now looks like this. changed everything else as you suggested. artefacts still remain :-/

appreciate your offer for help:shifty:

thank you. i verified that. it is set to false. the issues still remain :-/

same issue. no final solution found, yet. only this helps temporarily:

Update: After upgrading to Yosemite, sleep mode works just fine with bios version 1801 of this particular board. I don't know exactly why, but there must be something different concerning the power management of Yosemite. Audio after sleep does't work, though...

See #87

I was stuck at this point for hours and tried all suggestions posted in this thread so far. What made it work in my case: 1. I put <key>Kernel Flags</key> with <string>kext-dev-mode=1</string> in my org.chameleon.Boot.plist and rebuild cache (as posted in a comment above). 2. I then somehow...

you might want to post your exact problem here, so everybody can help. :thumbup:

It is possible to patch and flash a bios for this board with pmpatch and FTK 0.9.5 DOS (see Coderush's guides). My last try was bios version 1801. Sleep still ain't working though (i.e. pc goes to sleep, 5 seconds later fans go crazy, calm down, 5 seconds later they go crazy again, and so on...

Thanks for your info. However, I'm running Mountain Lion 10.8.2 + I thought I don't need a patched DSDT/SSDT with this board when using a modified bios... Still haven't found a solution for the sleep issues yet. How about certain bios settings I'd have to change?

Despite following this guide http://biosrepo.wordpress.com/2012/10/30/flashing-modded-roms-on-unsupported-boards/ I still have issues with my P8Z77-V LX and sleep. I tested the modified 1306, 1404 and the most recent 1502 bios versions without any success. DCPIManager says 'verified' and after...

here's what i did (with multibeast 5.2.0): remember booting with 'PCIRootUID=0' and 'GraphicsEnabler=No' then use multibeast and try attached settings (they at least worked for me). reboot again with 'PCIRootUID=0' and 'GraphicsEnabler=No'. add those two strings+keys in your...

http://www.tonymacx86.com/audio/76309-mountain-lion-multibeast-no-audio-solutions-problem-reporting.html says "Mute is not available on 887_v100302 and 888_v100302"

thanks for your help so far! did what you suggested: left HDAEnabler2.kext in S/L/E/, removed S/L/E/HDAEnabler1.kext, no other HDAEnabler??? found. fixed permissions and cache + reboot. now i got "audio id 2" shown in system report + ioregexplorer but there's still only 2 channels...

hi folks, i have an asus p8z77-v lx mobo and have 2-channel sound properly working with multibeast "no-dsdt acl887" option. i wondered about not having 5.1-sound and searched this forum. since the board has 3 port audio, i tried to install multibeast 5.2.0 with the options "no-dsdt acl887 +...