08-05-2015, 07:52 AM
Just a comment on a similar situation with a "HP TS-15 Laptop"
My Brightness did not work with the FN+F2 & FN+F3 keys.
I found a fix with modifying the grub line to:
GRUB_CMDLINE_LINUX_DEFAULT="quiet splash acpi_backlight=vendor"
My Brightness did not work with the FN+F2 & FN+F3 keys.
I found a fix with modifying the grub line to:
GRUB_CMDLINE_LINUX_DEFAULT="quiet splash acpi_backlight=vendor"
Upgrades WIP 2.6 to 2.8 - (6 X 2.6 to 2.8 completed on: 20/02/16 All O.K )
Linux Lite 3.0 Humming on a ASRock N3070 Mobo ~ btrfs RAID 10 Install on 4 Disks
Computers Early days:
ZX Spectrum(1982) , HP-150 MS-DOS(1983) , Amstrad CPC464(1984) , BBC Micro B+64(1985) , My First PC HP-Vectra(1987)
Linux Lite 3.0 Humming on a ASRock N3070 Mobo ~ btrfs RAID 10 Install on 4 Disks

Computers Early days:
ZX Spectrum(1982) , HP-150 MS-DOS(1983) , Amstrad CPC464(1984) , BBC Micro B+64(1985) , My First PC HP-Vectra(1987)