293. Convenient Features7. Type in the same combination of buttons and press the ENTER button.The confirmation screen will be displayed.8. Select [YES] and press the ENTER button.The SECURITY function has been enabled.To turn on the projector when [SECURITY] is enabled:1. Press the POWER button.The projector will be turned on and display a message to the effect that the projector is locked.2. Press the MENU button.3. Type in the correct keyword and press the ENTER button. The projector will display an image.NOTE: The security disable mode is maintained until the main power is turned off or unplugging the power cord.Downloaded From projector-manual.com NEC Manuals