NEC LT180 - Manual (Page 45)

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Preventing the Unauthorized use of the projector [Security]
A keyword can be set for your projector to avoid operation by an unauthorized user using the Menu. When a
keyword is set, turning on the projector will display the Keyword input screen. Unless the correct keyword is
entered, the projector cannot project an image.
To enable the Security function:
1. Select [Advanced]
→
[Security] and press the ENTER button.
The Off/On menu will be displayed.
5. USING ON-SCREEN MENU
Selecting Projector Orientation [Orientation]
This sets your image for your type of projection application. The options are:
desktop front projection, ceiling rear projection, desktop rear projection, and ceiling front projection.
Selecting Communication Speed [Communication Speed]
This feature sets the baud rate of the PC Control port (Mini DIN 8 Pin). It supports data rates from 4800 to
38400 bps.
The default is 38400 bps.
Select the appropriate baud rate for your equipment to be connected (depending on the equipment, a lower
baud rate may be recommended for long cable runs).
Advanced