ViewSonic VX2439WMH User Manual page 17

Control Explanation
OSD Background allows the user to turn the OSD background On or Off.
Auto Power Off, if enabled, will power off the display automatically when no
signal is detected for 3 minutes.
Sleep Set up the auto power off time for 30/45/60/120 minutes. (It's inactive in
PC mode only)
Memory Recall returns the adjustments back to factory settings if the display is
operating in a factory Preset Timing Mode listed in the Specifications of this
manual.
Exception: This control does not affect changes made with the Language Select
or Power Lock setting.
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