Samsung PN51E6500EFXZA - Manual (Page 263)

turns on.
●
Standby Mode Upgrade
You can set the Standby Mode Upgrade
function so that the TV downloads new
upgrade software when it is in Standby
mode.
In Standby mode, the TV is off, but
its Internet connection is active. This
allows the TV to download upgrade
software automatically, when you are
not using it. Because the TV is turned