Restoring the TV to the Factory SettingsMENU > Support > Self Diagnosis > Reset Try NowThis option restores all TV settings (excluding the Internet and network settings) to the factorydefaults.11 Select Support > Self Diagnosis > Reset. The Security PIN entry window appears on the screen.21 Enter the Security PIN, and then select Yes. All settings are then reset. The TV turns off and onagain automatically, and then displays the Setup screen." For more information on Setup, refer to the user manual that came with the TV.Using the TV as a Display Model (exclusively for retail stores)MENU > Support > Use Mode Try NowSelect Support > Use Mode > Store Demo. This turns the TV into a display model for use in a retailenvironment." For all other uses, select Home Use." Store Demo should be used in retail environments only. With Store Demo, certain functions are disabled andthe TV automatically resets itself after a certain amount of time.