NEC NP-PH1400U User Manual page 137

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This option allows you to select a sub picture signal.
The options are: OFF, VIDEO and S-VIDEO.
Selecting [OFF] will cancel the PIP/PICTURE BY PICTURE mode and return to the normal screen.
Using the Wall Color Correction [WALL COLOR]
This function allows for quick adaptive color correction in applications where the screen material is not white.
[LAMP MODE]
The projector is designed to accept two lamps (dual lamp system).
This dual lamp system provides prolonged lamp life or high brightness or extra lamp (Extended life lamp).
The [LAMP MODE] item has 3 options: [ECO MODE], [LAMP SELECT], and [LAMP INTERVAL MODE].
NOTE: Be sure to use the same lamp type for both lamp 1 and 2.
Setting Eco Mode [ECO MODE]
The ECO MODE increases lamp life, while lowering power consumption and cutting down on CO
Two brightness modes of the lamp can be selected: [OFF] and [ON] modes.
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5. Using On-Screen Menu
emissions.
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