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NEC VT491 User Manual

NEC VT491
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LCDs • Projectors • PlasmasLCDsProjectorsPlasmas • LCDsProjectors
DESKTOP PROJECTOR
NEC VT491
Robust LCD projector for training and education - with excellent brightness (2,000 ANSI Lumens)
and attractive price/performance ratio.
Manual Wall Color Correction

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NEC VT491 Specifications

General IconGeneral
Projection distance0.7 - 11.1 m
Vertical scan range50 - 120 Hz
Horizontal scan range15 - 100 kHz
Projection technologyLCD
Contrast ratio (typical)600:1
Screen size compatibility- \
Projector native resolutionSVGA (800x600)
Keystone correction, vertical±30 °
Lamp power190 W
Light source typeLamp
Service life of light source2000 h
I/O portsMini D.SUB 15-pin x 3, Phono jack, mini DIN 4-pin, mini DIN 8-pin.
Aspect ratio-
Dimensions (WxDxH)309 x 258 x 112 mm
Power requirements100-240V AC/50-60Hz
Microphone inYes
Headphone outputs1
USB 2.0 ports quantityUSB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Noise level29 dB
Remote control typeRS-232
SafetyCE, TÜV GS
Power consumption (standby)9 W
Power consumption (typical)255 W
Focal length range- mm
Ethernet LANNo
Weight and Dimensions IconWeight and Dimensions
Weight2900 g

Summary

NEC VT491 Desktop Projector Overview

Key Features

Highlights the projector's suitability for training and education with high brightness and value.

NEC VT491 Technical Specifications

Display and Lamp Specifications

Details on the LCD panel, lamp wattage, life, brightness, and contrast ratio.

Lens and Projection Details

Information regarding lens focal length, zoom range, projection distance, and factor.

Resolution and Signal Compatibility

Supported native and compressed resolutions, and input types for computer and video signals.

Audio and Control Interfaces

Specifications for audio output, focus adjustment, and PC control connectivity.

Operational Benefits and Features

Lists key benefits like manual wall correction, auto-adjust, and security systems.

Remote Control and Physical Attributes

Details on the remote control type and the projector's physical dimensions and weight.

Power, Safety, and Environmental Data

Covers power supply, consumption, fan noise, safety certifications, and ergonomics.

Warranty and Package Contents

Information on warranty periods, shipping contents, and optional accessories.

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