The
Operation Time Out setting causes the LCD screen to return to the
Home screen after a few minutes of inactivity. This feature is
enabled by default, but you can turn it off.
Select home, if necessary.
Select Settings >
Basic Settings.
Scroll
down and select Operation Time
Out.
Tap the setting to toggle it On or Off
(On is the default).
If you want to increase or decrease the number of
minutes, select Time and tap the
+ and – icons to set the desired number.
Select OK to exit.
Select the return home icon to return to the
home screen.