Sony PCG-GR290P Manual

Slide the LCD lock lever in the direction of the arrow, and lift the cover.

Press the power button on top of the notebook until the green power 
indicator turns on.

If necessary, adjust the brightness controls for the LCD display as follows:

❑

To increase brightness, press Fn+F5 then the up or right arrow key. 

❑

To decrease brightness, press Fn+F5 then the down or left arrow key.

✍

If you hold the power button down for more than four seconds, the notebook turns 
off.