User Guide
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Contents Safety information...v About this guide...vi PRIME X399-A specifications summary viii Package contents...xii Installation tools and components xiii Chapter 1: Product Introduction 1.1 ...2.1.4 DIMM installation 2-6 2.1.5 ATX power connection 2-7 2.1.6 SATA device connection 2-8 2.1.7 Front I/O connector 2-9 2.1.8 Expansion card installation 2-10 2.1.9 M.2 installation 2-11 2.2 BIOS update utility 2-12 2.3 Motherboard rear and audio connections 2-13 2.3.1 Rear I/O connection 2-13 2.3.2 Audio I/O connections 2-15 2.4 Starting up for the first time 2-17 ...
Contents Safety information...v About this guide...vi PRIME X399-A specifications summary viii Package contents...xii Installation tools and components xiii Chapter 1: Product Introduction 1.1 ...2.1.4 DIMM installation 2-6 2.1.5 ATX power connection 2-7 2.1.6 SATA device connection 2-8 2.1.7 Front I/O connector 2-9 2.1.8 Expansion card installation 2-10 2.1.9 M.2 installation 2-11 2.2 BIOS update utility 2-12 2.3 Motherboard rear and audio connections 2-13 2.3.1 Rear I/O connection 2-13 2.3.2 Audio I/O connections 2-15 2.4 Starting up for the first time 2-17 ...
User Guide
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... 3.7 Monitor menu 3-16 3.8 Boot menu 3-17 3.9 Tool menu 3-18 3.9.1 ASUS EZ Flash 3 Utility 3-18 3.9.2 Secure Erase 3-19 3.9.3 ASUS Overclocking Profile 3-20 3.9.4 ASUS SPD Information 3-20 3.9.5 Graphics Card Information 3-20 3.10 Exit menu 3-21 3.11 Updating BIOS 3-22 3.11.1 EZ Update 3-22 3.11.2 ASUS EZ Flash 3 3-23 3.11.3 ASUS CrashFree BIOS 3 3-25 Chapter 4: RAID Support 4.1 AMD RAID Array configurations 4-1 4.1.1 RAID...
... 3.7 Monitor menu 3-16 3.8 Boot menu 3-17 3.9 Tool menu 3-18 3.9.1 ASUS EZ Flash 3 Utility 3-18 3.9.2 Secure Erase 3-19 3.9.3 ASUS Overclocking Profile 3-20 3.9.4 ASUS SPD Information 3-20 3.9.5 Graphics Card Information 3-20 3.10 Exit menu 3-21 3.11 Updating BIOS 3-22 3.11.1 EZ Update 3-22 3.11.2 ASUS EZ Flash 3 3-23 3.11.3 ASUS CrashFree BIOS 3 3-25 Chapter 4: RAID Support 4.1 AMD RAID Array configurations 4-1 4.1.1 RAID...
User Guide
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...of the switches, jumpers, and connectors on ASUS hardware and software products. 2. Detailed descriptions of the BIOS parameters are not part of the motherboard and the new technology it supports. ASUS website The ASUS website (www.asus.com) provides updated information on the motherboard. 2. Optional documentation ...RAID configurations. About this guide is organized This guide contains the following sources for additional information and for product and software updates. 1. Where to find more information Refer to the following parts: 1. How this guide This user guide contains the...
...of the switches, jumpers, and connectors on ASUS hardware and software products. 2. Detailed descriptions of the BIOS parameters are not part of the motherboard and the new technology it supports. ASUS website The ASUS website (www.asus.com) provides updated information on the motherboard. 2. Optional documentation ...RAID configurations. About this guide is organized This guide contains the following sources for additional information and for product and software updates. 1. Where to find more information Refer to the following parts: 1. How this guide This user guide contains the...
User Guide
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xi PRIME X399-A specifications summary Internal I/O connectors BIOS Features Manageability Support DVD contents Operating system support Form factor 1 x USB 3.1 Gen 2 front panel connector 2 x USB 3.0 Gen 1 connectors support additional 4 USB ports (19-... UEFI AMI BIOS, PnP, WfM2.0, SM BIOS 3.0, ACPI 6.1, Multi-language BIOS, ASUS EZ Flash 3, CrashFree BIOS 3, F11 EZ Tuning Wizard, F6 Qfan Control, F3 My Favorites, Last Modified log, F12 PrintScreen, and ASUS DRAM SPD (Serial Presence Detect) memory information WfM 2.0, DMI 3.0, WOL by PME, PXE Drivers ASUS Utilities EZ Update Anti-virus ...
xi PRIME X399-A specifications summary Internal I/O connectors BIOS Features Manageability Support DVD contents Operating system support Form factor 1 x USB 3.1 Gen 2 front panel connector 2 x USB 3.0 Gen 1 connectors support additional 4 USB ports (19-... UEFI AMI BIOS, PnP, WfM2.0, SM BIOS 3.0, ACPI 6.1, Multi-language BIOS, ASUS EZ Flash 3, CrashFree BIOS 3, F11 EZ Tuning Wizard, F6 Qfan Control, F3 My Favorites, Last Modified log, F12 PrintScreen, and ASUS DRAM SPD (Serial Presence Detect) memory information WfM 2.0, DMI 3.0, WOL by PME, PXE Drivers ASUS Utilities EZ Update Anti-virus ...
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... seconds to boot up, please contact your local ASUS Service Center. 2-12 Chapter 2: Basic Installation BIOS Flashback button USB BIOS Flashback port 6. Insert a USB storage device to easily update the BIOS without entering the existing BIOS or operating system. For more BIOS update utilities in BIOS setup, refer to the section 3.11 Updating BIOS in green on the I/O shield) then press...
... seconds to boot up, please contact your local ASUS Service Center. 2-12 Chapter 2: Basic Installation BIOS Flashback button USB BIOS Flashback port 6. Insert a USB storage device to easily update the BIOS without entering the existing BIOS or operating system. For more BIOS update utilities in BIOS setup, refer to the section 3.11 Updating BIOS in green on the I/O shield) then press...
User Guide
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... PX399A.CAP for this user manual refers to run the BIOS Setup. • You have installed a new system component that requires further BIOS settings or update. We strongly recommend that you to "UEFI BIOS" unless otherwise specified. The term "BIOS" in the motherboard CMOS. Chapter 3 ASUS PRIME X399-A 3-1 BIOS (Basic Input and Output System) stores system hardware settings such...
... PX399A.CAP for this user manual refers to run the BIOS Setup. • You have installed a new system component that requires further BIOS settings or update. We strongly recommend that you to "UEFI BIOS" unless otherwise specified. The term "BIOS" in the motherboard CMOS. Chapter 3 ASUS PRIME X399-A 3-1 BIOS (Basic Input and Output System) stores system hardware settings such...
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...what you see on . If you failed to enter BIOS Setup using the BIOS Setup program. 3.2 BIOS setup program Use the BIOS Setup to update the BIOS or configure its routines. See section 3.10 Exit Menu for the detailed BIOS content manual. After doing either of the three options,... press key to erase the RTC RAM via the Clear CMOS button. • The BIOS setup program does not support the Bluetooth devices. Please visit ASUS...
...what you see on . If you failed to enter BIOS Setup using the BIOS Setup program. 3.2 BIOS setup program Use the BIOS Setup to update the BIOS or configure its routines. See section 3.10 Exit Menu for the detailed BIOS content manual. After doing either of the three options,... press key to erase the RTC RAM via the Clear CMOS button. • The BIOS setup program does not support the Bluetooth devices. Please visit ASUS...
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... and recommended configuration for the PCIE slots that the graphics card is only supported on selected ASUS graphics cards. 3.9.3 ASUS Overclocking Profile This item allows you update the BIOS file only coming from the same memory/ CPU configuration and BIOS version. This feature is installed in a profile number from Profile This item allows you to...
... and recommended configuration for the PCIE slots that the graphics card is only supported on selected ASUS graphics cards. 3.9.3 ASUS Overclocking Profile This item allows you update the BIOS file only coming from the same memory/ CPU configuration and BIOS version. This feature is installed in a profile number from Profile This item allows you to...
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... allow you to update your BIOS when necessary. ASUS EZ Flash 3: Updates the BIOS using the current version of BIOS, DO NOT manually update the BIOS. However, BIOS updating is no problem using a USB flash drive. 3. EZ Update: Updates the BIOS in Windows® environment. 2. Inappropriate BIOS updating may result to system's failure to manage and update the motherboard BIOS setup program. 1. 3.11 Updating BIOS The ASUS website publishes the...
... allow you to update your BIOS when necessary. ASUS EZ Flash 3: Updates the BIOS using the current version of BIOS, DO NOT manually update the BIOS. However, BIOS updating is no problem using a USB flash drive. 3. EZ Update: Updates the BIOS in Windows® environment. 2. Inappropriate BIOS updating may result to system's failure to manage and update the motherboard BIOS setup program. 1. 3.11 Updating BIOS The ASUS website publishes the...
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.../Down arrow keys to find the USB flash disk that contains the latest BIOS file to the USB port. 3. Chapter 3 ASUS PRIME X399-A 3-23 To update the BIOS by USB: 1. Press the Up/Down arrow keys to find the BIOS file, and then press to perform the BIOS update process. Insert the USB flash disk that contains the latest...
.../Down arrow keys to find the USB flash disk that contains the latest BIOS file to the USB port. 3. Chapter 3 ASUS PRIME X399-A 3-23 To update the BIOS by USB: 1. Press the Up/Down arrow keys to find the BIOS file, and then press to perform the BIOS update process. Insert the USB flash disk that contains the latest...
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...update process is done. Ensure to load the BIOS default settings to complete the update. 5. See section 3.10 Exit Menu for details. Chapter 3 4. Select the Load Optimized Defaults item under the Exit menu. To update the BIOS... by Internet: 1. Follow the onscreen instructions to ensure system compatibility and stability. See section 3.10 Exit Menu for details. 3-24 Chapter 3: BIOS Setup Enter the Advanced Mode of the BIOS setup program. Ensure to load the BIOS... down or reset the system while updating the BIOS to ensure system compatibility and stability....
...update process is done. Ensure to load the BIOS default settings to complete the update. 5. See section 3.10 Exit Menu for details. Chapter 3 4. Select the Load Optimized Defaults item under the Exit menu. To update the BIOS... by Internet: 1. Follow the onscreen instructions to ensure system compatibility and stability. See section 3.10 Exit Menu for details. 3-24 Chapter 3: BIOS Setup Enter the Advanced Mode of the BIOS setup program. Ensure to load the BIOS... down or reset the system while updating the BIOS to ensure system compatibility and stability....
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... or gets corrupted during the updating process. The utility automatically checks the devices for the BIOS file. Chapter 3 ASUS PRIME X399-A 3-25 Recovering the BIOS To recover the BIOS: 1. Turn on the ASUS official website. To ensure system compatibility and stability, we recommend that you press to a USB flash drive. 3.11.3 ASUS CrashFree BIOS 3 The ASUS CrashFree BIOS 3 utility is an auto...
... or gets corrupted during the updating process. The utility automatically checks the devices for the BIOS file. Chapter 3 ASUS PRIME X399-A 3-25 Recovering the BIOS To recover the BIOS: 1. Turn on the ASUS official website. To ensure system compatibility and stability, we recommend that you press to a USB flash drive. 3.11.3 ASUS CrashFree BIOS 3 The ASUS CrashFree BIOS 3 utility is an auto...