- Directory
- -rw-r--r-- 1 root root 0 2011-03-12 22:51 brightness
- -r--r--r-- 1 root root 0 2011-03-12 22:51 EDID
- -r--r--r-- 1 root root 0 2011-03-12 22:51 info
- -rw-r--r-- 1 root root 0 2011-03-12 22:51 state
- nishant@thegladiator:/proc/acpi/video/OVGA/LCD$ cat brightness
- <not supported>
- nishant@thegladiator:/proc/acpi/video/OVGA/LCD$ cat *
- <not supported>
- <not supported>
- device_id: 0x0400
- type: UNKNOWN
- known by bios: no
- state: 0x1d
- nishant@thegladiator:/proc/acpi/video/OVGA/LCD$ echo 100 | sudo tee /proc/acpi/video/OVGA/LCD/brightness
- [sudo] password for nishant:
- 100
- tee: /proc/acpi/video/OVGA/LCD/brightness: Invalid argument
- nishant@thegladiator:/proc/acpi/video/OVGA/LCD$