I'm unmarking this as an duplicate as it seems like model=auto solves it for 4930 but not for 7736z, so therefore they are different bugs.
** This bug is no longer a duplicate of bug 617647 [Acer aspire 7736z - Realtek ALC888] ALSA test tone not correctly played back -- [Realtek ALC888] ALSA test tone not correctly played back https://bugs.launchpad.net/bugs/647970 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
