I/O Address Map

 

 

Address (Hex)

I/O Device Name

 

 

03CE-03CF

Video (VGA)

03D4-03D5

Video (VGA)

03DA

Video (VGA)

03E8-03EF

COM3

03F0-03F5

Floppy channel 1

03F6

Primary IDE channel command port

03F7 (write)

Floppy channel 1 command

03F7, bit 7

Floppy disk change channel 1

03F7, bit 6 through 0

Primary IDE channel status port

03F8-03FF

COM1

04D0-04D1

Edge/level triggered PIC

0530-0537

Windows Sound System

0604-060B

Windows Sound System

LPTn + 400h

ECP port, LPT n base address + 400h

0CF8-0CFB*

PCI configuration address register

0CF9**

Turbo and reset control register

0CFC-0CFF

PCI configuration data register

0E80-0E87

Windows sound system

0F40-0F47

Windows sound system

0F86-0F87

Creative Audio configuration

FF00-FF07

IDE bus master register

FFA0-FFA7

Primary bus master registers

FFA8-FFAF

Secondary bus master registers

*Only accessible by DWORD accesses. ** Byte access only.

4-20 System Board

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Image 101
NEC VT 300i manual FFA0-FFA7

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.