Samsung UN32D4000NDXZA - Manual (Page 107)

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English
Min❑Backlight : When ECO❑sensor is On , lets you manually adjust the
minimum screen brightness.
N If Eco❑Sensor is On , the display brightness may change (become slightly
darker in most cases) depending on the surrounding light intensity. You
can control the screen’s minimum brightness with the
Min❑Backlight
function.
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No❑Signal❑Power❑Off❑(Off❑/❑15❑min.❑/❑30❑min.❑/❑60❑min.) : Sets how quickly
the TV switches to standby mode if it is receiving no signal.
N Disabled when an attached PC is in power saving mode.
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Auto❑Power❑Off❑(Off❑/❑On) : The TV will automatically turn off if you don’t press
a button on the remote control or touch a button on TV’s front panel within 4
hours.