MSI 800 User Manual

2-9
Chapter 2 - Mainboard Hardware
RJ-45 LAN Jack
The mainboard provides one standard RJ-45 jack for connection to Local
Area Network (LAN). You can connect a network cable to the LAN jack.This
LAN enables data to be transferred at 100 or 10Mbps.
USB Ports
The mainboard provides a UHCI (Universal Host Controller Interface)
Universal Serial Bus root for attaching USB devices such as keyboard, mouse or
other USB-compatible devices. You can plug the USB device directly into the
connector. The mainboard supports USB1.1 & 2.0 devices.
PIN SIGNAL DESCRIPTION
1 VCC +5V
2 -Data 0 Negative Data Channel 0
3 +Data0 Positive Data Channel 0
4 GND Ground
5 VCC +5V
6 -Data 1 Negative Data Channel 1
7 +Data 1 Positive Data Channel 1
8 GND Ground
USB Port Description
RJ45 LAN Jack
USB Ports
1 2 3 4
5 6 7 8
10/100Mbps LAN Jack Pin Definition
PIN SIGNAL DESCRIPTION
1 TDP Transmit Differential Pair
2 TDN Transmit Differential Pair
3 RDP Receive Differential Pair
4 NC Not Used
5 NC Not Used
6 RDN Receive Differential Pair
7 NC Not Used
8 NC Not Used
8 1

MSI 800 Specifications

General

Brand	MSI
Model	800
Category	Desktop
Language	English

Summary

Safety Instructions

Getting Started

System Specifications

Details the hardware specifications of the mainboard, including CPU, chipset, memory, slots, and peripherals.

System Configuration

Illustrates front and rear panel connectors like USB, audio, VGA, LAN, PS/2, and their functions.

Thermal Solution

Mainboard Hardware

Mainboard Layout

Provides a visual diagram identifying motherboard components and connector locations.

CPU Installation

Information on CPU socket, installation process, and precautions for preventing overheating.

Memory Installation

Details DDR SDRAM types, installation steps, and compatibility matrices.

Power Supply Connectors

Front Panel Connectors

Rear Panel Connectors

System Connectors

System Assembly

Installation Procedures

Step-by-step guide for installing cover, memory modules, CPU, cooler, and drives.

BIOS Setup

Entering Setup and Control Keys

Instructions on accessing BIOS setup and lists keyboard shortcuts for navigation.

The Main Menu

Overview of the main BIOS setup menu options and their functions.

Standard CMOS Features

Advanced BIOS Features

Advanced Chipset Features

Integrated Peripherals

Power Management Setup