Adjust the brightness of the screen using the command in the terminal backtrack

For Linux users, sometimes there are devices Brightness settings via the control panel or hotkey does not work. as I alamai on my backtrack linux. Then there are other alternatives to set it, here is how quickly Adjusting Brightness Through Terminal.

1. Open a terminal (CTRL + ALT + T)
2. Type the command sudo setpci -s 00:02.0 F4.B=nilai , press enter.The value is the value of the strength of brightnes. The value provided is 1-99 or can be filled with BB.
Ex :   sudo setpci -s 00:02.0 F4.B=BB


* if you use a value of 1 so dark, like death, it's better not to use a value of 1! !!

The command can be used to adjust the brightness of executable files through termnal. Sehngga will only execute it alone is the same run the above command. Here's how

1. Open terminal
2. type the command sudo nano brightness. (berghtness name just an example, could be another)
3. input the command, sudo setpci -s 00:02.0 F4.B=BB  (must directly enter the value)
4. press Ctrl + X, then Y, fatherly store.
5. Change into an executable file, by way of sudo chmod 777 brightness. (Filename customized name above)
6. Try running, with a double-click, if the question arises, just select RUN to run.

Thus Adjusting Brightness Through Terminal, may be useful..