Samsung Sleep Timer

141
DST
•Off / On
Switches the DST (Daylight Saving Time) function on or off.
―This function is only available when the Clock Mode is set to Auto.
Sleep Timer
Automatically shuts off the product after a preset period of time.
(Off / 30 min. / 60 min. / 90 min. / 120 min. / 150 min. / 180 min.)
―Use the up and down arrows to select a period of time, and then press E. To cancel Sleep Timer, select Off.