Click [Auto Logout] on the menu of [Security] tab to display this screen.
Specify the logout time for the Administrator mode and the user (public) mode.
Select a logout time from the [Admin. Mode Logout Time] drop-down list. (1 minute/2 minutes/3 minutes/4 minutes/5 minutes/6 minutes/7 minutes/8 minutes/9 minutes/10 minutes/20 minutes/30 minutes/40 minutes/50 minutes/60 minutes)
Select a logout time from the [User Mode Logout Time] drop-down list. (1 minute/2 minutes/3 minutes/4 minutes/5 minutes/6 minutes/7 minutes/8 minutes/9 minutes/10 minutes/20 minutes/30 minutes/40 minutes/50 minutes/60 minutes)
Click [OK]. Clicking [Cancel] cancels the setting.
Click [OK] on the setting complete screen.