Biostar B450MX-S User Manual

FCC Informaon and Copyright
This equipment has been tested and found to comply with the limits of a Class B digital device,
pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protecon
against harmful interference in a residenal installaon. This equipment generates, uses, and can
radiate radio frequency energy and, if not installed and used in accordance with the instrucons,
may cause harmful interference to radio communicaons. There is no guarantee that interference
will not occur in a parcular installaon.
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responsible for any mistakes found in this user’s manual. All the brand and product names are
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Dichiarazione di conformità sinteca
Ai sensi dell’art. 2 comma 3 del D.M. 275 del
30/10/2002
Si dichiara che questo prodoo è conforme
alle normave vigen e soddisfa i requisi
essenziali richies dalle direve
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quando ad esso applicabili
Short Declaraon of conformity
We declare this product is complying with the
laws in force and meeng all the essenal
requirements as specied by the direcves
2004/108/CE, 2006/95/CE and 1999/05/CE
whenever these laws may be applied

Biostar B450MX-S Specifications

General

Processor socket	Socket AM4
Processor manufacturer	AMD
Compatible processor series	AMD Athlon, AMD Ryzen 3, AMD Ryzen 3 2nd Gen, AMD Ryzen 3 3rd Gen, AMD Ryzen 5, AMD Ryzen 5 2nd Gen, AMD Ryzen 5 3rd Gen, AMD Ryzen 7, AMD Ryzen 7 2nd Gen, AMD Ryzen 7 3rd Gen, AMD Ryzen 9 3rd Gen
Audio chip	Realtek ALC887
Component for	PC
Motherboard chipset	AMD B450
Audio output channels	7.1 channels
Motherboard form factor	micro ATX
Memory channels	Dual-channel
Memory slots type	DIMM
Number of memory slots	4
Supported memory types	DDR4-SDRAM
Maximum internal memory	128 GB
Supported memory clock speeds	1866, 2133, 2400, 2667, 2933, 3200, 3600, 4000, 4066, 4133, 4200, 4266, 4333 MHz
RAID levels	0, 1, 10
RAID support	Yes
Supported storage drive types	HDD
Supported storage drive interfaces	M.2, SATA III
DirectX version	12.0
Parallel processing technology support	-
USB 2.0 connectors	2
USB 3.2 Gen 1 (3.1 Gen 1) connectors	1
USB 3.2 Gen 2 (3.1 Gen 2) connectors	0
USB 2.0 ports quantity	USB 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.
LAN controller	Realtek RTL8111H
Ethernet interface type	Gigabit Ethernet
BIOS type	UEFI AMI

Weight and Dimensions

Width	244 mm

Summary

Chapter 1: Introduction

Before You Start

Instructions for preparing a safe and suitable environment for motherboard installation.

Package Checklist

Lists the components included in the motherboard package for user verification.

Specifications

Details the technical specifications of the motherboard, including CPU, memory, and ports.

Rear Panel Connectors

Illustrates and explains the connectors available on the motherboard's rear panel.

Motherboard Layout

Provides a diagram showing the location of key components and connectors on the motherboard.

Chapter 2: Hardware Installation

CPU Installation

Step-by-step guide on how to install the CPU into the motherboard socket correctly.

Heatsink Mounting

Instructions for mounting the CPU heatsink and fan assembly onto the motherboard.

Fan Connections

Explains how to connect CPU and system fans to the designated headers on the motherboard.

Memory Installation

Guide on installing DDR4 memory modules into the DIMM slots and dual-channel configuration.

Expansion Slot Usage

Details the types and specifications of PCI-Express and M.2 slots for expansion cards.

Jumper and Switch Settings

Explains the function and usage of jumpers, specifically the CMOS clear jumper.

Internal and External Connectors

Describes the pin assignments and functions of various internal and external connectors on the motherboard.

Chapter 3: UEFI BIOS and Software

UEFI BIOS Configuration

Information on accessing and navigating the BIOS setup utility to configure system settings.

BIOS Update Procedures

Instructions for updating the motherboard's BIOS using BIOSTAR utilities or from a file.

Software Installation and Usage

Guide on installing and launching software utilities provided with the motherboard, like BIOScreen.

Chapter 4: Useful Help and Troubleshooting

Driver Installation Guide

Steps to install essential drivers from the support DVD for optimal system performance.

AMI BIOS Beep Codes

Explains BIOS beep codes used for system diagnostics and error reporting.

AMI BIOS POST Codes

Lists and describes POST (Power-On Self-Test) codes for detailed system status and error identification.

System Troubleshooting

Provides solutions for common hardware and system issues encountered during operation.

RAID Functionality

Explains different RAID levels (0, 1, 10) and their features for storage configuration.