Components

The system board has the following features:

Intel 82443ZX AGPset used for AGP, PCI/ISA, memory, and peripheral control

Winbond® W83977TF I/O controller (integrates standard PC I/O functions: two serial ports, one EPP/ECP-capable parallel port, floppy disk interface, real time clock, keyboard and mouse controller, and support for two USB ports)

two dual in-line memory module (DIMM) sockets with support for up to 256 MB of SDRAM using DIMMs

American Megatrends Inc. (AMI) BIOS in a flash memory device supporting system setup and PCI auto-configuration

32-KB internal dual write-back cache integrated on the processor

pipelined 32-bit addressing

64-bit data

32 MB to 256 MB of SDRAM upgradeable with 32-MB, 64-MB, or 128-MB increments through DIMM sockets on the system board

512-KB (128 KB for Celeron processor) write-back secondary cache memory on processor

System Setup utility built into the BIOS

2-Mb Flash ROM for fast economical BIOS upgrades

PCI local bus for fast data transfer

integrated sound (Creative® ES1371/ES1373 audio system)

Tpower management with power saving mode, featuring inactivity timer external connectors for connecting the following external devices:

VGA-compatible monitor (standard, super, high-resolution VGA) to AGP port on graphics board

personal system/2 (PS/2® )-style mouse

PS/2-style keyboard

bi-directional Enhanced Parallel Port (EPP) and Enhanced Capabilities Port (ECP) support for a parallel printer

serial devices through two buffered 16C550 UART serial ports, supporting up to 115.2 KB per second

two USB devices

speaker and microphone connectors (line in, line out, microphone in).

4-10 System Board

Page 91
Image 91
NEC VT 300i manual Components

VT 300i specifications

The NEC VT 300i is a versatile and compact LCD projector designed for educational environments and business presentations. With its impressive combination of features and user-friendly design, the VT 300i has made a mark as a reliable choice for professionals and educators alike.

One of the standout features of the VT 300i is its brightness. With a robust output of up to 3,000 ANSI lumens, the projector ensures that images are clear and vivid, even in well-lit rooms. This brightness level allows users to deliver impactful presentations without the concern of image washout due to ambient light conditions. Coupled with a high contrast ratio of 400:1, users can expect sharp, detailed images that enhance the overall viewing experience.

The VT 300i showcases advanced DLP projection technology, which is known for producing sharp images with excellent color accuracy. The inclusion of NEC’s proprietary Intelligent Auto Setup feature allows the projector to adjust to various input sources automatically, making setup quick and hassle-free. This ensures that even those who may not be tech-savvy can operate the device with ease.

Another notable characteristic is the VT 300i’s portability. Weighing in at a little over 5 pounds and featuring a compact design, the projector is easy to transport between different locations. This portability is further enhanced by its integrated carrying handle and durable casing, making it suitable for frequent travel.

The connectivity options of the VT 300i also cater to modern technology needs. It includes multiple input terminals, such as HDMI, VGA, and USB, enabling seamless integration with various devices like laptops, tablets, and other media players. Additionally, it supports both wired and wireless presentations, making it versatile for different presentation settings.

User-friendliness extends to the maintenance aspect as well. The VT 300i incorporates an easily accessible filter and lamp compartment, simplifying the process of replacements and ensuring minimal downtime. With a lamp life of up to 5,000 hours in eco mode, it offers longevity and cost-effectiveness.

In conclusion, the NEC VT 300i stands out with its combination of brightness, advanced projection technology, and user-friendly features. Whether in an educational setting or a business meeting, it offers reliability and quality, making it a popular choice for users seeking a competent and portable projector.