@Keng-Yü Lin,
I'd love to test on Maverick but unfortunately I have downgraded to lucid. I do
have a Natty(alpha 1) installation though. I'll post the test results on Natty
sometime later. Hope that would help.
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Bugs, which
Running alsa-info.sh on Lucid (without thinkpad-acpi) generates the
attached log.
** Attachment added: "alsa-info.txt"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/595896/+attachment/1790260/+files/alsa-info.txt
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Yeah, I think the situation should be clear now, given different results of
dmesg on 10.4 and 10.10. In 10.4 thinkpad_acpi doesn't work at all, which
leads to mute button behaving in its default way (works, but only affects
the speaker); in 10.10 thinkpad_acpi gets loaded and take over the mute
but
Hi Lin,
I have downgraded my system to 10.4 and was able to confirm that it doesn't
work perfectly either, though in a somehow "better" way. "dmesg | grep
think" gives the line you just mentioned. In 10.4 the behavior is:
headphone / mute button / sound
not plugged in / off / speaker
not plugged
I have an SL 510 running 10.10 and have this problem too.
According to
thinkwiki.com(http://www.thinkwiki.org/wiki/Category:SL_Series), SL
series notebooks have Ideapad firmware, which may be a good clue for
this bug. It also suggests a general solution for
Thinkpad(http://www.thinkwiki.org/wiki/M
