Sony PCV-L640 - Manual (Page 19)

LCD Overview
19
To adjust the height and viewing angle of the display
1 Holding both sides of the display, push the display panel out and up.
2 Set the display height so that it does not touch the keyboard, and adjust the
viewing angle approximately 27 degrees from eye level to the center of the
screen.


The LCD display is designed to maintain the best ergonomic viewing angle.