echo "0" > /sys/class/graphics/fb0/blank
The screen timesout after a certain period - the above command wakes it up
> On my chestnut43 board with 4.3 LCD display the LCD has stopped working.
> The display remains dark with no backlight. The module is still running
> the default binary that was loaded when I received it. The default display
> has been set to lcd43.
> Does the display get turned off for any reason such as a screen saver or
> over temp?
> Can anyone suggest what pins I should probe and what commands I should
> enter via the console for turning the display on or off.
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