Texas Instruments Extensa 600 Series - Manual (Page 27)

Using the Brightness and
Contrast Controls
2-6
You can adjust the screen brightness and
contrast levels using hot keys.
Note: The hot keys for brightness and contrast
are continuous keys. They will adjust as long as
you hold them down.
Brightness
Control Press Fn+ ↑↑ and Fn+ ↓↓ to increase and
decrease the brightness of the display
respectively.
The brighter the screen, the more
power is used during battery operation.
Contrast
Control Press Fn+ → → and Fn+ ← ← to increase and
decrease the contrast of the display
respectively.
The higher the contrast setting, the
more power is used during battery
operation.