Asus PRIME B550M-A/CSM Manual

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User Manual of Product 1:

ASUS Prime B550M-A/CSM AMD AM4 (3rd Gen Ryzen™)

microATX Commercial Motherboard (PCIe 4.0, ECC Memory,

1Gb LAN, HDMI 2.1/D-Sub, 4K@60HZ, TPM, ASUS Control

Center Express)

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Summary of Contents for Asus PRIME B550M-A/CSM

Page 1 User Manual of Product 1: ASUS Prime B550M-A/CSM AMD AM4 (3rd Gen Ryzen™) microATX Commercial Motherboard (PCIe 4.0, ECC Memory, 1Gb LAN, HDMI 2.1/D-Sub, 4K@60HZ, TPM, ASUS Control Center Express)
Page 2 PRIME B550M-A...
Page 3 Product warranty or service will not be extended if: (1) the product is repaired, modified or altered, unless such repair, modification of alteration is authorized in writing by ASUS; or (2) the serial number of the product is defaced or missing.
Page 4 System memory .................... 1-9 Chapter 2 BIOS and RAID Support Knowing BIOS ....................2-1 BIOS setup program ..................2-2 ASUS EZ Flash 3 ................... 2-3 ASUS CrashFree BIOS 3 ................2-4 RAID configurations ..................2-5 Appendix Notices ........................A-1 ASUS contact information ..................A-6...
Page 5 Safety information Electrical safety • To prevent electrical shock hazard, disconnect the power cable from the electrical outlet before relocating the system. • When adding or removing devices to or from the system, ensure that the power cables for the devices are unplugged before the signal cables are connected. If possible, disconnect all power cables from the existing system before you add a device.
Page 6 Refer to the following sources for additional information and for product and software updates. ASUS website The ASUS website provides updated information on ASUS hardware and software products. Refer to the ASUS contact information. Optional documentation Your product package may include optional documentation, such as warranty flyers, that may have been added by your dealer.
Page 7 4 x DIMM, Max. 128GB, DDR4 4400(O.C.)/4000(O.C.)/3866(O.C.)/3600 (O.C.)/3466(O.C.)/3200/3000/2800/2666/2400/2133 MHz, Un-buffered Memory* Memory Dual Channel Memory Architecture * ECC memory(ECC mode) support varies by CPU. *Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists). 1 x D-Sub Graphics 1 x DVI-D 1 x HDMI 2.1(4K@60HZ) Gen AMD Ryzen™...
Page 8 PRIME B550M-A specifications summary Rear USB (Total 6 ports) 2 x USB 3.2 Gen 2 ports (2 x Type-A) 4 x USB 3.2 Gen 1 ports (4 x Type-A) Front USB (Total 6 ports) 1 x USB 3.2 Gen 1 header supports additional 2 USB 3.2 Gen 1 ports 2 x USB 2.0 headers support additional 4 USB 2.0 ports Realtek ALC887 7.1-Channel High Definition Audio CODEC* - Jack-detection, Multi-streaming, Front Panel Jack-retasking...
Page 9 Operating System Windows 10 - 64 bit ® mATX Form Factor Form Factor 9.6 inch x 9.6 inch (24.4 cm x 24.4 cm) Specifications are subject to change without notice. Refer to the ASUS website for the latest specifications. viii...
Page 10 SPEAKER SPDIF_OUT SATA6G_4 SATA6G_3 SATA6G_2 SATA6G_1 CHA_FAN2 USB12 USB34 RGB_HEADER2 AAFP ADD_GEN 2 F_PANEL Unplug the power cord before installing or removing the motherboard. Failure to do so can cause you physical injury and damage motherboard components. ASUS PRIME B550M-A...
Page 11 1.2.1 Layout contents 1. CPU socket The motherboard comes with an AMD Socket AM4 designed for 3 Gen AMD Ryzen™ Processors. For more details, refer to Central Processing Unit (CPU). 2. DDR4 DIMM slots The motherboard comes with Dual Inline Memory Modules (DIMM) slots designed for DDR4 (Double Data Rate 4) memory modules.
Page 12 11. AURA RGB headers The RGB headers allow you to connect RGB LED strips. The RGB headers support 5050 RGB multi-color LED strips (12V/G/R/B), with a maximum power rating of 3A (12V), and no longer than 3 m. ASUS PRIME B550M-A...
Page 13 Before you install or remove any component, ensure that the ATX power supply is switched off or the power cord is detached from the power supply. Failure to do so may cause severe damage to the motherboard, peripherals, or components. •...
Page 14 This header supports a Trusted Platform Module (TPM) system with a Serial Peripheral Interface (SPI), allowing you to securely store keys, digital PIN 1 certificates, passwords, and data. A TPM system also helps enhance network security, protects digital identities, and ensures platform integrity. ASUS PRIME B550M-A...
Page 15 1.2.2 Rear panel connectors PS/2 Keyboard/Mouse combo port. This port is for a PS/2 keyboard or mouse. Video Graphics Adapter (VGA) port. This 15-pin port is for a VGA monitor or other VGA-compatible devices. Ethernet port. This port allows Gigabit connection to a Local Area Network (LAN) through a network hub.
Page 16 Mic In Mic In Bass/Center Bass/Center Lime (Front panel) — — — Side Speaker Out To configure a 7.1-channel audio output: Use a chassis with HD audio module in the front panel to support a 7.1-channel audio output. ASUS PRIME B550M-A...
Page 17 Central Processing Unit (CPU) The motherboard comes with an AMD Socket AM4 designed for 3 Gen AMD Ryzen™ Processors. Unplug all power cables before installing the CPU. The AM4 socket has a different pinout design. Ensure that you use a CPU designed for the AM4 socket.
Page 18 • For system stability, use a more efficient memory cooling system to support a full memory load (4 DIMMs). • Refer to www.asus.com for the latest Memory QVL (Qualified Vendors Lists). Recommended memory configuration DIMM_A1 DIMM_A2* DIMM_A2*...
Page 19 Installing a DIMM To remove a DIMM 1-10 Chapter 1: Product introduction...
Page 20 BIOS and RAID Support Knowing BIOS The new ASUS UEFI BIOS is a Unified Extensible Interface that complies with UEFI architecture, offering a user-friendly interface that goes beyond the traditional keyboard- only BIOS controls to enable a more flexible and convenient mouse input. You can easily navigate the new UEFI BIOS with the same smoothness as your operating system.
Page 21 BIOS setup program Use the BIOS Setup to update the BIOS or configure its parameters. The BIOS screens include navigation keys and brief onscreen help to guide you in using the BIOS Setup program. Entering BIOS at startup To enter BIOS Setup at startup, press <Delete> or <F2> during the Power-On Self Test (POST).
Page 22 ASUS EZ Flash 3 The ASUS EZ Flash 3 feature allows you to update the BIOS without using an OS-based utility. Ensure to load the BIOS default settings to ensure system compatibility and stability. Select the Load Optimized Defaults item under the Exit menu or press hotkey <F5>.
Page 23 ASUS CrashFree BIOS 3 The ASUS CrashFree BIOS 3 utility is an auto recovery tool that allows you to restore the BIOS file when it fails or gets corrupted during the updating process. You can restore a corrupted BIOS file using a USB flash drive that contains the BIOS file.
Page 24 For more information on configuring your RAID sets, please refer to the RAID Configuration Guide which you can find at https://www.asus.com/support, or by scanning the QR code. RAID definitions RAID 0 (Data striping) optimizes two identical hard disk drives to read and write data in parallel, interleaved stacks.
Page 25 Chapter 2: BIOS and RAID Support...
Page 26 Appendix Notices FCC Compliance Information Responsible Party: Asus Computer International Address: 48720 Kato Rd., Fremont, CA 94538, USA Phone / Fax No: (510)739-3777 / (510)608-4555 This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
Page 27 Compliance Statement of Innovation, Science and Economic Development Canada (ISED) This device complies with Innovation, Science and Economic Development Canada licence exempt RSS standard(s). Operation is subject to the following two conditions: (1) this device may not cause interference, and (2) this device must accept any interference, including interference that may cause undesired operation of the device.
Page 28 ASUS products sold in Vietnam, on or after September 23, 2011,meet the requirements of the Vietnam Circular 30/2011/TT-BCT. Các sản phẩm ASUS bán tại Việt Nam, vào ngày 23 tháng 9 năm2011 trở về sau, đều phải đáp ứng các yêu cầu của Thông tư 30/2011/TT-BCT của Việt Nam.
Page 29 ASUS Recycling/Takeback Services ASUS recycling and takeback programs come from our commitment to the highest standards for protecting our environment. We believe in providing solutions for you to be able to responsibly recycle our products, batteries, other components as well as the packaging materials.
Page 30 Директив. Повний текст декларації відповідності стандартам ЄС доступний s bitnim zahtjevima i ostalim odgovarajućim odredbama vezanih direktiva. на: www.asus.com/support Cijeli tekst EU izjave o sukladnosti dostupan je na: www.asus.com/support Türkçe AsusTek Computer Inc., bu aygıtın temel gereksinimlerle ve ilişkili Čeština Společnost ASUSTeK Computer Inc. tímto prohlašuje, že Yönergelerin diğer ilgili koşullarıyla uyumlu olduğunu beyan eder.
Page 31 +1-510-739-3777 +1-510-608-4555 Web site https://www.asus.com/us/ Technical Support Support fax +1-812-284-0883 Telephone +1-812-282-2787 Online support https://qr.asus.com/techserv ASUS COMPUTER GmbH (Germany and Austria) Address Harkortstrasse 21-23, 40880 Ratingen, Germany Web site https://www.asus.com/de Online contact https://www.asus.com/support/Product/ContactUs/ Services/questionform/?lang=de-de Technical Support Telephone (DE) +49-2102-5789557 Telephone (AT)

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