NEC LT280 User Manual page 55

Checking If Security is enabled
Turn off the projector and turn it back on to check if the Security function is enabled.
1. Press the POWER (ON/STANDBY) button.
The [Power Off / Are you sure?] message will appear.
Press the ENTER button or the POWER (ON/STANDBY) or the POWER OFF button again.
The lamp lights off and the POWER indicator flashes orange. Please wait until the POWER indicator changes from
flashing to steady light.
2. When the POWER indicator lights steady orange, push the Main POWER switch to the off position (O).
The projector will turn off.
3. Push the Main POWER switch to the on position (I).
The POWER indicator lights orange. The projector is in standby condition.
4. Press and hold the POWER (ON/STANDBY) button for a minimum of two seconds.
The projector will turn on. The [Projector is locked! Enter your keyword.] message will be displayed at the bottom of
the screen.
5. Press the MENU button.
The Keyword entry screen will be displayed
6. Press the ENTER button.
The Software keyboard will be displayed.
7. Use the same procedures as steps 1 to 7 described in the "Assigning a Keyword for the first time" section
to enter "1234".
Each time one number is entered, an " t " (asterisk) will appear. Keyword appears as asterisks so the real keyword
is hidden.
8. After entering your keyword, highlight [OK] and press the ENTER button.
The Software keyboard will disappear. This will allow you to operate the projector.
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4. Convenient Features