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  1. Bug #543086
  2. Comment #31

Comment 31 for bug 543086

Revision history for this message
madbiologist (me-again) wrote : Re: Lenovo Yxx0 mute indicator not work

Does pressing the "disable sound" hardware button actually mute the sound? If not, the latest upstream kernel 2.6.37-rc1 may help. From the changelog:

commit 6cb3b707f95954ac18f19b4b3919af235738371a
Author: David Henningsson
Date: Thu Sep 9 08:51:44 2010 +0200

    ALSA: HDA: Add fixup pins for Ideapad Y550

    By adding the subwoofer as a speaker pin, it is treated correctly when auto-muting.

    BugLink: https://launchpad.net/bugs/611803
    Signed-off-by: David Henningsson
    Signed-off-by: Takashi Iwai

A PPA of this kernel is available at http://kernel.ubuntu.com/~kernel-ppa/mainline/