The above solution is not for Vaio owners with an Intel chipset I guess, the hotkeys still do no work on my laptop, running up-to-date Intrepid:
[EMAIL PROTECTED]:~$ grep . -r /var/lib/acpi-support/*-* /var/lib/acpi-support/bios-version:R0290Q1 /var/lib/acpi-support/system-manufacturer:Sony Corporation /var/lib/acpi-support/system-product-name:VGN-BZ12XN /var/lib/acpi-support/system-version:C102QZ98 [EMAIL PROTECTED]:~$ lspci -nn |grep -i vga 00:02.0 VGA compatible controller [0300]: Intel Corporation Mobile 4 Series Chipset Integrated Graphics Controller [8086:2a42] (rev 07) -- Unable to adjust screen brightness on recent Sony Vaio notebooks, Intel GMA adapter https://bugs.launchpad.net/bugs/173652 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs