I'm experiencing this bug on my Acer Aspire 5253-BZ480 and I'm not dual booting at all just running a clean install of Ubuntu 14.04 but have had the problem since I installed it back in April. It plays sound through the speakers for just over a minute then shuts off. No solutions I've tried work.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1320020 Title: [Inspiron 1470, Realtek ALC272, Speaker, Internal] No sound at all To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1320020/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs