The ALC CODEC provides three pairs of stereo outputs with 5-bit volume The ALC CODEC supports host/soft audio from Intel ICHx chipsets as well as audio controller-based VIA/SIS/ALI/AMD/nVIDIA/ATI chipsets. Datasheets. ALC from Realtek Semiconductor Corp.. Find the PDF Datasheet, Specifications and Distributor Information. Realtek ALC datasheet, cross reference, circuit and application notes in pdf format.

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ALC Datasheet PDF ( Pinout ) – 6-Channel Audio Codec

I was on the way to think that this is a zombie forum. It boot very fast sec. I am still searching, and will let you know if I can find something that is working I feel i am in a dead end but i dont want to giveup. I have the same audio chip in my PC and the sound works only on the left channel, it seems to be a problem with the AppleAC97Audio. Already have an account? I am using a Shuttle Box and have the same thing.

(PDF) ALC655 Datasheet download

Posted April 6, Maybe its just a warning message. Boot in vmware OK with sound and usb but boot native not working. No audio, everything greyed out. Boot with -v show: Posted July 18, Posted March 25, I saw a lot of people who reports a “no problem” usb setup with your computer satasheet, have you tried to connect something to see if it works?


I bought a But my sound still muted and greyout-canot be unmuted and still no output sound device in System Preferences. There goes all the info of the kernel during the boot process. So what kexts i need to modify?

Open the program, click on the Logs icon inside the app, and choose the system. System profiler show nothing in audio built in section but i have sound in system preferences. What “this are my 2 cents” mean?


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As for usb when I connect a memory stick nothing is “mount” but i have power on usb port the led of memory stick is on. After that my sound dissapear and in system prefererences show “no output devices found” and output volume is mute and is greyout and canot be unmuted. About sound -I was browsing on Ubuntu forum yes I have no sound in Ubuntu linux and no option to native resolution but usb works and i found an interresting clue that M from ICH6-M is from modem wich is included in audio chip.

Problem is that if i want to boot native i must change iousbfamily.

Or sign in with one of these services Sign in with Facebook. Thank you jcordero for your reply. Thank you very much again. As i mentioned in the subtitle of this post ” there is a will Sign In Sign Up.


Posted March 27, Posted March 21, Anyway I am anxious to go home and check system log and datxsheet that i know what ehci and uhci are maybe i will find a way I read in wiki HCL-Portables that some of guys managed to install without problems and they have sound and usb on similar or identic configurations chipsets, controllers,processors with mine. Or sign in with one of these services. By bogdan08March 19, in Hardware Components and Drivers. But now i need some help. Any hint will be high appreciated.

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Create an account or sign in to comment You need to be a member in order to leave a comment Create an account Sign up for a new account in our community. Finally i can boot. I have USB and Ethernet onboard. Hardware Components and Drivers. I managed so far to load AC97Audio.

In fact what i don’t find in this forum is the combination ich6-m and alc65 codec that I have. Posted July 21, I am at work now but first thing when i go home i will check system. Anyone know how can i have at least sound back?

Posted June 10, To check what happens during the boot process, check the log. Register a new account. Unfortunately their indications were vague like: You need to be a member in order to leave a datxsheet.