This is most likely an issue with the open source radeon driver. Can
some install the fglrx (ati proprietary driver)?
Do you still see this issue? Go to System->Administration->Hardware
Drivers to install
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Lenovo X100e hard-locks when a function key is pressed (brightness)
https://bugs.launchp
booting with 'acpi=off' makes the brightness buttons work, and also
allows disconnecting the AC adapter
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Lenovo X100e hard-locks when a function key is pressed (brightness)
https://bugs.launchpad.net/bugs/557695
You received this bug notification because you are a member of Ubuntu
Bugs, which i
Actually, just double-checked, and the function keys for volume control
work. The function keys for brightness hard-lock the machine. The
"sleep" function key also works, but some of the others don't do
anything.
** Description changed:
Pressing one of the function keys hard-locks the laptop,
It also hard-locks if you switch to battery power. Bug 535653 is
probably a duplicate of this one. As far as I can tell, this bug
doesn't have anything to do with Xorg.
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Lenovo X100e hard-locks when a function key is pressed
https://bugs.launchpad.net/bugs/557695
You received this bug notific
** Attachment added: "AlsaDevices.txt"
http://launchpadlibrarian.net/43391792/AlsaDevices.txt
** Attachment added: "AplayDevices.txt"
http://launchpadlibrarian.net/43391793/AplayDevices.txt
** Attachment added: "BootDmesg.txt"
http://launchpadlibrarian.net/43391794/BootDmesg.txt
** Att
