NEC LT25 User Manual page 38

To disable the Security function:
1. Press the MENU button.
The menu will be displayed.
2. Select [Setup - Installation]
The Off/On menu will be displayed.
3. Select [Off] and press the ENTER button.
The Keyword confirmation screen will be displayed.
4. Type in your keyword and press the ENTER button.
When the correct keyword is entered, the Security function will be disabled.
NOTE: If you forget your keyword, contact your dealer. Your dealer will provide you with your keyword in exchange for your request
code. Your request code is displayed in the Keyword Confirmation screen. In this example [K992-45L8-JNGJ-4XU9-1YAT-EEA2] is
a request code.
[Security] and press the ENTER button.
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4. Convenient Features