Hot answers tagged screen
It sounds like the LCD panel OR the video card are bad, or it could just be a bad driver. Head to the manufacturer's website, download, install and reboot. Below are some thing to check: Try connecting to an external monitor, if the line appears on the external monitor, the issue is a bad video card. If the issue does NOT appear on the external monitor, ...
If enable dual head mode (two X screens), the second monitor went white after login with unity or unity-2d. After tracking the gnome-session, it is caused by running "nautilus -n" for this configuration. And if kill the nautilus process, the desktop showed up normally on second screen. It is a Bug. Try using Ubuntu 13.10.
I was also suffering from same problem,but I found here a solution that worked for me(on Acer Aspire-5738). If you have acpi_video0 and /sys/class/backlight/intel_backlight/brightness and changing /sys/class/backlight/intel_backlight/brightness is changing your computer brightness , you can force your system to use intel_backlight. Create a file ...
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