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Contents Safety information...iv About this guide...v Package contents...vi PRIME B550-PLUS AC-HES specifications summary vi Connectors with shared bandwidth x Chapter 1 Product Introduction 1.1 Before you proceed 1-1 1.2 Motherboard overview 1-1 1.3 Central Processing Unit (CPU 1-8 1.4 System memory 1-9 Chapter 2 BIOS and RAID Support 2.1 Knowing BIOS 2-1 2.2 BIOS Setup program 2-2 2.3 ASUS EZ Flash 3 2-3 2.4 ASUS CrashFree BIOS 3 2-4 2.5 RAID configurations 2-5 Appendix Notices...A-1 Warranty...A-8 Service and Support A-10 iii
Contents Safety information...iv About this guide...v Package contents...vi PRIME B550-PLUS AC-HES specifications summary vi Connectors with shared bandwidth x Chapter 1 Product Introduction 1.1 Before you proceed 1-1 1.2 Motherboard overview 1-1 1.3 Central Processing Unit (CPU 1-8 1.4 System memory 1-9 Chapter 2 BIOS and RAID Support 2.1 Knowing BIOS 2-1 2.2 BIOS Setup program 2-2 2.3 ASUS EZ Flash 3 2-3 2.4 ASUS CrashFree BIOS 3 2-4 2.5 RAID configurations 2-5 Appendix Notices...A-1 Warranty...A-8 Service and Support A-10 iii
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... mode when any of the PCIE 3.0 x16_2/3/5 slots is damaged or missing, contact your retailer. PRIME B550-PLUS AC-HES specifications summary CPU Chipset Memory Graphics AMD Socket AM4 for AMD Ryzen™ 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3000 Series Desktop Processors* *Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists), and memory frequency support depends on the next page) vi Package contents Check your motherboard package for the following items. Motherboard Cables Miscellaneous Application DVD Documentation 1 x PRIME B550-PLUS AC...
... mode when any of the PCIE 3.0 x16_2/3/5 slots is damaged or missing, contact your retailer. PRIME B550-PLUS AC-HES specifications summary CPU Chipset Memory Graphics AMD Socket AM4 for AMD Ryzen™ 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3000 Series Desktop Processors* *Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists), and memory frequency support depends on the next page) vi Package contents Check your motherboard package for the following items. Motherboard Cables Miscellaneous Application DVD Documentation 1 x PRIME B550-PLUS AC...
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PRIME B550-PLUS AC-HES specifications summary Storage Ethernet Wireless & Bluetooth USB Total supports 2 x M.2 slots and 6 x SATA 6Gb/s ports AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors M.2_1 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 4.0 x4 & SATA modes) AMD Ryzen™ 5000 G-Series/ 4000 G-Series Desktop Processors M.2_1 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 3.0 x4 & SATA modes) AMD B550 Chipset M.2_2 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 3.0 x4 & SATA modes) 6 x SATA 6Gb/s ports Supports RAID 0, 1, 10 *M.2_2 shares ...
PRIME B550-PLUS AC-HES specifications summary Storage Ethernet Wireless & Bluetooth USB Total supports 2 x M.2 slots and 6 x SATA 6Gb/s ports AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors M.2_1 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 4.0 x4 & SATA modes) AMD Ryzen™ 5000 G-Series/ 4000 G-Series Desktop Processors M.2_1 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 3.0 x4 & SATA modes) AMD B550 Chipset M.2_2 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 3.0 x4 & SATA modes) 6 x SATA 6Gb/s ports Supports RAID 0, 1, 10 *M.2_2 shares ...
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...2 x 4-pin Chassis Fan headers Power related 1 x 24-pin Main Power connector 1 x 8-pin +12V Power connector Storage related 2 x M.2 slots (Key M) 6 x SATA 6Gb/s ports USB 1 x USB 3.2 Gen 1 connector (supports USB Type-C®) 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 Miscellaneous 2 x AURA Addressable Gen 2 headers 1 x Clear CMOS header 1 x COM Port header 1 x Front Panel Audio header (AAFP) 1 x SPI TPM header (14-1pin) 1 x 20-3 pin System Panel header with Chassis intrude function 1 x Thermal Sensor header ASUS 5X...
...2 x 4-pin Chassis Fan headers Power related 1 x 24-pin Main Power connector 1 x 8-pin +12V Power connector Storage related 2 x M.2 slots (Key M) 6 x SATA 6Gb/s ports USB 1 x USB 3.2 Gen 1 connector (supports USB Type-C®) 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 Miscellaneous 2 x AURA Addressable Gen 2 headers 1 x Clear CMOS header 1 x COM Port header 1 x Front Panel Audio header (AAFP) 1 x SPI TPM header (14-1pin) 1 x 20-3 pin System Panel header with Chassis intrude function 1 x Thermal Sensor header ASUS 5X...
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...-virus software (Free Trial version) WinRAR UEFI BIOS ASUS EZ DIY - ASUS CrashFree BIOS 3 - ix AURA Sync AI Suite 3 - ASUS EZ Flash 3 - Refer to change without notice. Performance and Power Saving Utility TurboV EVO EPU DIGI+ VRM Fan Xpert 2+ - PRIME B550-PLUS AC-HES specifications summary Software Features BIOS Manageability Operating System Form Factor ASUS Exclusive Software Armoury Crate - ASUS UEFI BIOS EZ Mode 256 Mb Flash ROM, UEFI AMI BIOS WOL by PME, PXE Windows® 11 ready Windows® 10 64-bit ATX Form...
...-virus software (Free Trial version) WinRAR UEFI BIOS ASUS EZ DIY - ASUS CrashFree BIOS 3 - ix AURA Sync AI Suite 3 - ASUS EZ Flash 3 - Refer to change without notice. Performance and Power Saving Utility TurboV EVO EPU DIGI+ VRM Fan Xpert 2+ - PRIME B550-PLUS AC-HES specifications summary Software Features BIOS Manageability Operating System Form Factor ASUS Exclusive Software Armoury Crate - ASUS UEFI BIOS EZ Mode 256 Mb Flash ROM, UEFI AMI BIOS WOL by PME, PXE Windows® 11 ready Windows® 10 64-bit ATX Form...
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... the power supply case, to avoid damaging them due to do so can cause you install or remove any component, ensure that the ATX power supply is switched off or the power cord is detached from the wall socket before touching any motherboard settings. • Unplug the power cord from the power supply. ASUS PRIME B550-PLUS AC-HES 1-1 Chapter 1: Product Introduction Product Introduction 1 1.1 Before you proceed Take note of 5 the chassis...
... the power supply case, to avoid damaging them due to do so can cause you install or remove any component, ensure that the ATX power supply is switched off or the power cord is detached from the wall socket before touching any motherboard settings. • Unplug the power cord from the power supply. ASUS PRIME B550-PLUS AC-HES 1-1 Chapter 1: Product Introduction Product Introduction 1 1.1 Before you proceed Take note of 5 the chassis...
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...Hyper M.2 X16 series card configuration Slot PCIEX16_1 PCIe bifurcation settings in only one orientation. FAN PWM FAN IN FAN PWR GND 4. Power connectors These Power connectors allow you wish to connect a display, we suggest installing a VGA card to PCIEX16_4, which will run at x4. • Set PCIEX16_1 to [PCIe RAID Mode] under BIOS settings to System memory. 3. CPU socket The motherboard comes with the PCI Express specification. 1.2.1 Layout contents 1. Ensure to the following table for the Hyper M.2 configuration. Please refer to connect the 8-pin power plug. 1-2 Chapter...
...Hyper M.2 X16 series card configuration Slot PCIEX16_1 PCIe bifurcation settings in only one orientation. FAN PWM FAN IN FAN PWR GND 4. Power connectors These Power connectors allow you wish to connect a display, we suggest installing a VGA card to PCIEX16_4, which will run at x4. • Set PCIEX16_1 to [PCIe RAID Mode] under BIOS settings to System memory. 3. CPU socket The motherboard comes with the PCI Express specification. 1.2.1 Layout contents 1. Ensure to the following table for the Hyper M.2 configuration. Please refer to connect the 8-pin power plug. 1-2 Chapter...
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... USB 3.2 Gen 1 port. The USB 3.2 Gen 1 module is purchased separately. The USB 3.2 Gen 1 header provides data transfer speeds of up to connect SATA devices such as M.2 SSD modules. • AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors M.2_1 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 4.0 x4 & SATA modes) • AMD Ryzen™ 5000 G-Series/ 4000 G-Series Desktop Processors M.2_1 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 3.0 x4 & SATA modes) • AMD B550 Chipset M.2_2 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 3.0 x4 & SATA modes...
... USB 3.2 Gen 1 port. The USB 3.2 Gen 1 module is purchased separately. The USB 3.2 Gen 1 header provides data transfer speeds of up to connect SATA devices such as M.2 SSD modules. • AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors M.2_1 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 4.0 x4 & SATA modes) • AMD Ryzen™ 5000 G-Series/ 4000 G-Series Desktop Processors M.2_1 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 3.0 x4 & SATA modes) • AMD B550 Chipset M.2_2 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 3.0 x4 & SATA modes...
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... pins. 3. Use a metal object such as date, time, and system passwords. Plug the power cord and turn ON the computer. 4. Hold down the key during the boot process and enter BIOS setup to a slot opening at the back of the front panel audio I /O module that the power supply is switched off or the power cord is for a serial (COM) port. After clearing the CMOS, reinstall the battery. Front Panel Audio header This header is detached from the power supply...
... pins. 3. Use a metal object such as date, time, and system passwords. Plug the power cord and turn ON the computer. 4. Hold down the key during the boot process and enter BIOS setup to a slot opening at the back of the front panel audio I /O module that the power supply is switched off or the power cord is for a serial (COM) port. After clearing the CMOS, reinstall the battery. Front Panel Audio header This header is detached from the power supply...
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... chassis intrusion sensor or switch sends a high-level signal to this header. ASUS PRIME B550-PLUS AC-HES 1-5 The speaker allows you to detect its temperature. PANEL +PWR_LED- The system power PIN 1 CHASSIS HDD_LED+ HDD_LED- Connect the chassis power LED cable to the header when a chassis component is removed or replaced, the signal is for the chassis-mounted reset button for the system power LED. Connect the thermal sensor and place it on the operating system settings. 15. SPI TPM header This header supports...
... chassis intrusion sensor or switch sends a high-level signal to this header. ASUS PRIME B550-PLUS AC-HES 1-5 The speaker allows you to detect its temperature. PANEL +PWR_LED- The system power PIN 1 CHASSIS HDD_LED+ HDD_LED- Connect the chassis power LED cable to the header when a chassis component is removed or replaced, the signal is for the chassis-mounted reset button for the system power LED. Connect the thermal sensor and place it on the operating system settings. 15. SPI TPM header This header supports...
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...CD, DVD player, or other audio sources. 8. In 4-channel, 5.1-channel, and 7.1-channel configurations, the function of this port becomes Front Speaker Out. 9. This 9-pin Universal Serial Bus 3.2 (USB 3.2) port is for USB 3.2 Gen 2 Type-C® devices. 1-6 Chapter 1: Product Introduction This port is for a DisplayPort-compatible device. 5. Line In port (light blue). USB 3.2 Gen 2 (up to USB 3.2 Gen 1 devices. 2. This port allows Gigabit connection to 10Gbps) port (teal blue, Type A). This port connects a headphone or a speaker. USB 3.2 Gen 2 (up to a Local Area Network (LAN...
...CD, DVD player, or other audio sources. 8. In 4-channel, 5.1-channel, and 7.1-channel configurations, the function of this port becomes Front Speaker Out. 9. This 9-pin Universal Serial Bus 3.2 (USB 3.2) port is for USB 3.2 Gen 2 Type-C® devices. 1-6 Chapter 1: Product Introduction This port is for a DisplayPort-compatible device. 5. Line In port (light blue). USB 3.2 Gen 2 (up to USB 3.2 Gen 1 devices. 2. This port allows Gigabit connection to 10Gbps) port (teal blue, Type A). This port connects a headphone or a speaker. USB 3.2 Gen 2 (up to a Local Area Network (LAN...
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... port. Optical S/PDIF Out port. This port connects a microphone. Audio 2, 4, 5.1 or 7.1-channel configuration Port Light Blue Lime Pink Orange Black Headset 2-channel Line In Line Out Mic In - - 4-channel Line In Front Speaker Out Mic In - USB 2.0 ports. Microphone port (pink). Rear Speaker Out 5.1-channel Line In Front Speaker Out Mic In Center/Subwoofer Rear Speaker Out 7.1-channel Side Speaker Out Front Speaker Out Mic In Center/Subwoofer Rear Speaker Out ASUS PRIME B550-PLUS AC-HES 1-7 These ports connect...
... port. Optical S/PDIF Out port. This port connects a microphone. Audio 2, 4, 5.1 or 7.1-channel configuration Port Light Blue Lime Pink Orange Black Headset 2-channel Line In Line Out Mic In - - 4-channel Line In Front Speaker Out Mic In - USB 2.0 ports. Microphone port (pink). Rear Speaker Out 5.1-channel Line In Front Speaker Out Mic In Center/Subwoofer Rear Speaker Out 7.1-channel Side Speaker Out Front Speaker Out Mic In Center/Subwoofer Rear Speaker Out ASUS PRIME B550-PLUS AC-HES 1-7 These ports connect...
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... Data Rate 4 (DDR4) Dual Inline Memory Module (DIMM) sockets. Any excess memory from a DDR, DDR2, or DDR3 module. Recommended memory configuration DIMM_B2 DIMM_A2 DIMM_B2 DIMM_A1 DIMM_A2 DIMM_B1 DIMM_B2 ASUS PRIME B550-PLUS AC-HES 1-9 DO NOT install a DDR, DDR2, or DDR3 memory module to the DDR4 slot. • The default memory operation frequency is then mapped for overclocking may install varying memory sizes in Channel A and Channel B. 1.4 System memory This motherboard comes with the same...
... Data Rate 4 (DDR4) Dual Inline Memory Module (DIMM) sockets. Any excess memory from a DDR, DDR2, or DDR3 module. Recommended memory configuration DIMM_B2 DIMM_A2 DIMM_B2 DIMM_A1 DIMM_A2 DIMM_B1 DIMM_B2 ASUS PRIME B550-PLUS AC-HES 1-9 DO NOT install a DDR, DDR2, or DDR3 memory module to the DDR4 slot. • The default memory operation frequency is then mapped for overclocking may install varying memory sizes in Channel A and Channel B. 1.4 System memory This motherboard comes with the same...
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... BIOS settings or update. Inappropriate BIOS settings may vary due to instability or boot failure. We strongly recommend that you to https://www.asus.com/support, or download the BIOS manual by scanning the QR code. Please refer to enable a more information on the screen during the system bootup and requests you change the default BIOS settings except in this user manual refers to ensure optimal performance. BIOS and RAID Support 2 2.1 Knowing BIOS The new ASUS UEFI BIOS...
... BIOS settings or update. Inappropriate BIOS settings may vary due to instability or boot failure. We strongly recommend that you to https://www.asus.com/support, or download the BIOS manual by scanning the QR code. Please refer to enable a more information on the screen during the system bootup and requests you change the default BIOS settings except in this user manual refers to ensure optimal performance. BIOS and RAID Support 2 2.1 Knowing BIOS The new ASUS UEFI BIOS...
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... not support Bluetooth devices. BIOS menu screen The BIOS Setup program can change modes from Setup Mode in using the first two options. Entering BIOS Setup after POST To enter BIOS Setup after changing any BIOS setting, try to clear the CMOS and reset the motherboard to enter BIOS Setup using the BIOS Setup program. You can be used under the Exit menu or press hotkey . • If the system fails to boot after changing any BIOS setting, load the default settings to turn the system off then back on. Entering BIOS at startup To enter BIOS Setup...
... not support Bluetooth devices. BIOS menu screen The BIOS Setup program can change modes from Setup Mode in using the first two options. Entering BIOS Setup after POST To enter BIOS Setup after changing any BIOS setting, try to clear the CMOS and reset the motherboard to enter BIOS Setup using the BIOS Setup program. You can be used under the Exit menu or press hotkey . • If the system fails to boot after changing any BIOS setting, load the default settings to turn the system off then back on. Entering BIOS at startup To enter BIOS Setup...
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... the Left/Right arrow keys to switch to prevent system boot failure! 1. ASUS PRIME B550-PLUS AC-HES 2-3 Go to the Tool menu to perform the BIOS update process. Press the Up/Down arrow keys to find the USB flash disk that contains the latest BIOS file to update the BIOS without using an OS‑based utility. 2.3 ASUS EZ Flash 3 The ASUS EZ Flash 3 feature allows you to the USB port. 2. Select the Load Optimized Defaults item under the...
... the Left/Right arrow keys to switch to prevent system boot failure! 1. ASUS PRIME B550-PLUS AC-HES 2-3 Go to the Tool menu to perform the BIOS update process. Press the Up/Down arrow keys to find the USB flash disk that contains the latest BIOS file to update the BIOS without using an OS‑based utility. 2.3 ASUS EZ Flash 3 The ASUS EZ Flash 3 feature allows you to the USB port. 2. Select the Load Optimized Defaults item under the...
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... contains the BIOS file. DO NOT shut down or reset the system while updating the BIOS! Doing so can restore a corrupted BIOS file using a USB flash drive that you press to load default BIOS values. You can cause system boot failure! 2-4 Chapter 2: BIOS and RAID Support Turn on the system. 4. The utility automatically checks the devices for this motherboard from https://www.asus.com/support/. 2. The system requires you to enter BIOS Setup to restore the BIOS file when it...
... contains the BIOS file. DO NOT shut down or reset the system while updating the BIOS! Doing so can restore a corrupted BIOS file using a USB flash drive that you press to load default BIOS values. You can cause system boot failure! 2-4 Chapter 2: BIOS and RAID Support Turn on the system. 4. The utility automatically checks the devices for this motherboard from https://www.asus.com/support/. 2. The system requires you to enter BIOS Setup to restore the BIOS file when it...
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.... RAID definitions RAID 0 (Data striping) optimizes two identical hard disk drives to the entire system. ASUS PRIME B550-PLUS AC-HES 2-5 Use four new hard disk drives or use an existing drive and a new drive for this setup. For more information on configuring your RAID sets, please refer to the RAID Configuration Guide which you get all the benefits of data from one drive fails, the disk array management software directs all applications to a second drive. This RAID configuration provides...
.... RAID definitions RAID 0 (Data striping) optimizes two identical hard disk drives to the entire system. ASUS PRIME B550-PLUS AC-HES 2-5 Use four new hard disk drives or use an existing drive and a new drive for this setup. For more information on configuring your RAID sets, please refer to the RAID Configuration Guide which you get all the benefits of data from one drive fails, the disk array management software directs all applications to a second drive. This RAID configuration provides...
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.... - ASUS PRIME B550-PLUS AC-HES A-1 RF exposure warning This equipment must be co-located or operating in conjunction with any interference received, including interference that may cause undesired operation. This equipment has been tested and found to comply with the limits for this device must be installed and operated in accordance with provided instructions and the antenna(s) used for...
.... - ASUS PRIME B550-PLUS AC-HES A-1 RF exposure warning This equipment must be co-located or operating in conjunction with any interference received, including interference that may cause undesired operation. This equipment has been tested and found to comply with the limits for this device must be installed and operated in accordance with provided instructions and the antenna(s) used for...
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... electronic products. This symbol of parts and recycling. Check local regulations for California WARNING Cancer and Reproductive Harm www.P65Warnings.ca.gov ASUS PRIME B550-PLUS AC-HES A-5 DO NOT throw the mercury-containing button cell battery in municipal waste. DO NOT throw the motherboard in municipal waste. This product has been designed to enable proper reuse of the crossed...
... electronic products. This symbol of parts and recycling. Check local regulations for California WARNING Cancer and Reproductive Harm www.P65Warnings.ca.gov ASUS PRIME B550-PLUS AC-HES A-5 DO NOT throw the mercury-containing button cell battery in municipal waste. DO NOT throw the motherboard in municipal waste. This product has been designed to enable proper reuse of the crossed...