ASUS ROG STRIX B550-A GAMING (90MB15J0-M0EAY0) user manual

Contents

1. Safety informationp. 4

   Electrical safety • To prevent electrical shock hazard, disconnect the power cable from the electrical outlet before relocating the system. • When adding or…

2. About this guidep. 5

   This user guide contains the information you need when installing and configuring the motherboard. How this guide is organized This guide contains the…

3. ROG STRIX B550-A GAMING specifications summaryp. 6

   CPU AMD Socket AM4 for 3rd Gen AMD Ryzen™ Processors* * Refer to www.asus.com for the AMD® CPU support list. Chipset AMD B550 Chipset Memory 3rd Gen AMD Ryzen™…

4. Connectors with shared bandwidthp. 10

   DDR4 DIMM_B1 (64bit, 288-pin module) DDR4 DIMM_B2* (64bit, 288-pin module) DDR4 DIMM_A1 (64bit, 288-pin module) DDR4 DIMM_A2* (64bit, 288-pin module) DIGI+ VRM…

5. Installation tools and componentsp. 12

   Phillips (cross) screwdriver PC chassis Power supply unit AMD AM4 CPU AMD AM4/AM3 compatible CPU Fan DDR4 DIMM SATA hard disk drive SATA optical disc drive…

6. Chapter 1: Product Introductionp. 13

   Unplug the power cord from the wall socket before touching any component. • Before handling components, use a grounded wrist strap or touch a safely grounded…

7. 1.1 Before you proceedp. 13

   Take note of the following precautions before you install motherboard components or change any motherboard settings.

8. 1.2 Motherboard layoutp. 14
9. Chapter 2: Basic Installationp. 35

   2.1.1 CPU installation • The AMD AM4 socket is compatible with AMD AM4 processors. Ensure you use a CPU designed for the AM4 socket. The CPU fits in only one…

10. 2.1 Building your PC systemp. 35

    The diagrams in this section are for reference only. The motherboard layout may vary with models, but the installation steps are the same for all models.…

11. 2.2 BIOS update utilityp. 47

    BIOS FlashBack™ BIOS FlashBack™ allows you to easily update the BIOS without entering the existing BIOS or operating system. Simply insert a USB storage device…

12. 2.3 Motherboard rear and audio connectionsp. 48
13. 2.4 Starting up for the first timep. 52

    1. After making all the connections, replace the system case cover. 2. Ensure that all switches are off. 3. Connect the power cord to the power connector at…

14. 2.5 Turning off the computerp. 52

    While the system is ON, press the power button for less than four seconds to put the system on sleep mode or soft-off mode, depending on the BIOS setting.…

15. Chapter 3: BIOS and RAID Supportp. 53

    For more details on BIOS and RAID configurations, please refer to www.asus.com/ support

16. 3.1 Knowing BIOSp. 53

    The new ASUS UEFI BIOS is a Unified Extensible Interface that complies with UEFI architecture, offering a user-friendly interface that goes beyond the…

17. 3.2 BIOS Setup programp. 54

    Use the BIOS Setup to update the BIOS or configure its parameters. The BIOS screen includes navigation keys and brief onscreen help to guide you in using the…

18. 3.3 EZ Updatep. 54

    The EZ Update is a utility that allows you to update the motherboard BIOS in Windows® environment. • EZ Update requires an Internet connection either through a…

19. 3.4 ASUS EZ Flash 3p. 55

    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…

20. 3.5 ASUS CrashFree BIOS 3p. 56

    3-4 Chapter 3: BIOS and RAID Support Chapter 3 3.4 ASUS CrashFree BIOS 3 The ASUS CrashFree BIOS 3 utility is an auto recovery tool that allows you to restore…

21. 3.6 RAID configurationsp. 57

    The motherboard comes with the RaidXpert2 Configuration Utility that supports Volume, RAIDABLE, RAID 0, RAID 1, and RAID 10 (depends on system licensing)…

22. Appendixp. 59

    Notices FCC Compliance Information Responsible Party: Asus Computer International Address: 48720 Kato Rd., Fremont, CA 94538, USA Phone / Fax No: (510)739-3777…

23. Noticesp. 59

    FCC Compliance Information Responsible Party: Asus Computer International Address: 48720 Kato Rd., Fremont, CA 94538, USA Phone / Fax No: (510)739-3777 /…

24. ASUS contact informationp. 64

    ASUSTeK COMPUTER INC. Address 1F., No. 15, Lide Rd., Beitou Dist., Taipei City 112, Taiwan Telephone +886-2-2894-3447 Fax +886-2-2890-7798 Web site…