Comment 79 for bug 415023

While flickering:
[ro@HolyGhost ~]$ cat /proc/acpi/video/IGD/LCD/brightness
levels: 20 30 40 50 60 70 80 90 100
current: 80
[ro@HolyGhost ~]$ cat /proc/acpi/video/IGD/LCD/brightness
levels: 20 30 40 50 60 70 80 90 100
current: 70

[ro@HolyGhost ~]$ sudo dmidecode -t system
# dmidecode 2.9
SMBIOS 2.4 present.

Handle 0x0001, DMI type 1, 27 bytes
System Information
 Manufacturer: MICRO-STAR INTERNATIONAL CO., LTD
 Product Name: MS-N033
 Version: Ver.001
 Serial Number: FFFFFFFF
 UUID: 00000000-0000-0000-0000-00242164272F
 Wake-up Type: Power Switch
 SKU Number: To be filled by O.E.M.
 Family: To be filled by O.E.M.

Handle 0x0023, DMI type 12, 5 bytes
System Configuration Options
 Option 1: To Be Filled By O.E.M.

Handle 0x002B, DMI type 32, 20 bytes
System Boot Information
 Status: No errors detected