Related Manuals for ASROCK EPYC3451D4I2-2T
Summary of Contents for ASROCK EPYC3451D4I2-2T
- Page 1 EPYC3451D4I2-2T EPYC3351D4I2-2T User Manual Version 1.0 Published August 2020 Copyright©2020 ASRock Rack INC. All rights reserved.
- Page 2 In no event shall ASRock Rack, its directors, officers, employees, or agents be liable for any indirect, special, incidental, or consequential damages (including damages for loss of profits, loss of business, loss of data, interruption of business and the like), even if ASRock Rack has been advised of the possibility of such damages arising from any defect or error in the documentation or product.
- Page 3 Contact Information If you need to contact ASRock Rack or want to know more about ASRock Rack, you’re welcome to visit ASRock Rack’s website at www.ASRockRack.com; or you may contact your dealer for further information. ASRock Rack Incorporation 6F., No.37, Sec. 2, Jhongyang S. Rd., Beitou District,...
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Page 4: Table Of Contents
Contents Chapter 1 Introduction Package Contents Specifications Unique Features Motherboard Layout Onboard LED Indicators I/O Panel Block Diagram Chapter 2 Installation Screw Holes Pre-installation Precautions Installation of Memory Modules (DIMM) Expansion Slots (PCI Express Slots) Onboard Headers and Connectors ATX PSU / DC-IN Power Connections Unit Identification purpose LED/Switch Driver Installation Guide Dual LAN and Teaming Operation Guide... - Page 5 Main Screen Advanced Screen 3.3.1 CPU Configuration 3.3.2 Chipset Configuration 3.3.3 Storage Configuration 3.3.4 ACPI Configuration 3.3.5 USB Configuration 3.3.6 Super IO Configuration 3.3.7 Serial Port Console Redirection 3.3.8 H/W Monitor 3.3.9 PSP Firmware Versions 3.3.10 AMD CBS 3.3.11 Instant Flash Server Mgmt 3.4.1 System Event Log 3.4.2 BMC Network Configuration...
- Page 6 Chapter 4 Software Support Install Operating System Support CD Information 4.2.1 Running The Support CD 4.2.2 Drivers Menu 4.2.3 Utilities Menu 4.2.4 Contact Information Chapter 5 Troubleshooting Troubleshooting Procedures Technical Support Procedures Returning Merchandise for Service...
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Page 8: Chapter 1 Introduction
In case any modifications of this manual occur, the updated version will be available on ASRock Rack website without further notice. You may find the latest memory and CPU support lists on ASRock Rack website as well. ASRock Rack’s Website: www.ASRockRack.com If you require technical support related to this motherboard, please visit our website for specific information about the model you are using. -
Page 9: Specifications
1.2 Specifications EPYC3451D4I2-2T / EPYC3351D4I2-2T MB Physical Status Form Factor Mini-ITX Dimension 6.7'' x 6.7'' (17.02 cm x 17.02 cm) Processor System Support AMD EPYC™ Embedded 3000 Series Processors Chipset System Memory Capacity - 4 x 288-pin DDR4 SDRAM DIMM slots... - Page 10 EPYC3451D4I2-2T / EPYC3351D4I2-2T Features Watch Dog Graphics Controller ASPEED AST2500 Rear Panel I/O VGA Port D-sub x 1 - 2 x 10GLAN RJ45(by Intel® X710-AT2 ) Lan Port - 1 x RJ45 Dedicated IPMI LAN port - LAN Ports with LED (ACT/LINK LED and SPEED LED) UID Button USB 3.2 Gen1...
- Page 11 Voltage Monitoring: +12V, +5V, +3.3V, CPU Vcore, DRAM, Voltage +1.1V,+1.0V, +BAT, 3VSB, 5VSB Support OS Windows: - Windows Server 2019 Linux: - RedHat Enterprise Linux Server 7.4 (64bit) / 7.6 (64 bit) - CentOs 7.4 (64 bit) / 7.6 (64 bit) - UBuntu 18.04 (64 bit) * Please refer to our website for the latest OS support list.
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Page 12: Unique Features
. With this utility, you can press the <F6> key during the POST or the <F2> key to enter into the BIOS setup menu to access ASRock Rack Instant Flash. Just launch this tool and save the new BIOS file to your USB flash drive, floppy disk or hard drive, then you can update your BIOS only in a few clicks without preparing an additional floppy diskette or other complicated flash utility. -
Page 13: Motherboard Layout
1.4 Motherboard Layout 17.0cm (6.7 in) UID1 PSU_SMB1 FAN2 BAT1 ATX12V1 ATXPWR1 DDR4_B1 ( DDR4, 64 bit, 288-pin module, Blue) IPMB_1 DDR4_A1 ( DDR4, 64 bit, 288-pin module, Blue) FAN3 USB 3.2 Gen1 IPMI T: USB2 FAN1 B: USB1 CPU1_HSBP1 OCU1 OCU2_3 TPM1... - Page 14 EPYC3451D4I2-2T / EPYC3351D4I2-2T Description System Fan Connector (FAN2) Intelligent Platform Management Bus Header (IPMB_1) ATX 12V Power Connector (ATX12V1) ATX 4-PIN Power Connector (ATXPWR1 )*** (ATX 24pin-to-4pin) PSU SMBus (PSU_SMB1) 2 x 288-pin DDR4 DIMM Slots (DDR4_A1, DDR4_B1)* System Fan Connector (FAN3)
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Page 15: Onboard Led Indicators
1.5 Onboard LED Indicators DDR4_B1 ( DDR4, 64 bit, 288-pin module, Blue) DDR4_A1 ( DDR4, 64 bit, 288-pin module, Blue) DDR4_C1 ( DDR4, 64 bit, 288-pin module, Blue) DDR4_D1 DDR4, 64 bit, 288-pin module, Blue) Item Status Description LED_FAN2 Amber FAN2 failed SB_PWR1 Green... -
Page 16: I/O Panel
EPYC3451D4I2-2T / EPYC3351D4I2-2T 1.6 I/O Panel No. Description No. Description UID Switch/LED (UID1) VGA Port (VGA1) USB 3.1 Gen1 Ports (USB3_1_2) 10G LAN RJ-45 Port (LAN1)** Dedicated IPMI LAN Port* 10G LAN RJ-45 Port (LAN2)** LAN Port LED Indications *There are two LED next to the LAN port. Please refer to the table below for the LAN port LED indications. - Page 17 **There are two LEDs on each LAN port. Please refer to the table below for the LAN port LED indications. SPEED LED ACT/LIN K LED SPEED LED ACT/LIN K LED LAN Port 10G LAN Port (LAN1, LAN2) LED Indications Activity / Link LED Speed LED Status Description...
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Page 18: Block Diagram
EPYC3451D4I2-2T / EPYC3351D4I2-2T 1.7 Block Diagram... -
Page 19: Chapter 2 Installation
Chapter 2 Installation This is a Mini-ITX form factor (6.7'' x 6.7'', 17.0 cm x 17.0 cm) motherboard. Before you install the motherboard, study the configuration of your chassis to ensure that the motherboard fits into it. Make sure to unplug the power cord before installing or removing the motherboard. Failure to do so may cause physical injuries to you and damages to motherboard components. -
Page 20: Installation Of Memory Modules (Dimm)
EPYC3451D4I2-2T / EPYC3351D4I2-2T 2.3 Installation of Memory Modules (DIMM) This motherboard provides four 288-pin DDR4 (Double Data Rate 4) DIMM slots, and supports Dual Channel Memory Technology. 1. For dual channel configuration, you always need to install identical (the same brand, speed, size and chip-type) DDR4 DIMM pairs. -
Page 22: Expansion Slots (Pci Express Slots)
EPYC3451D4I2-2T / EPYC3351D4I2-2T 2.4 Expansion Slots (PCI Express Slots) There is 1 PCI Express slots on this motherboard. PCIE slot: PCIE7 (PCIE 3.0 x16 slot) is used for PCI Express x16 lane width cards. Installing an expansion card Step 1. -
Page 23: Onboard Headers And Connectors
2.5 Onboard Headers and Connectors Onboard headers and connectors are NOT jumpers. Do NOT place jumper caps over these headers and connectors. Placing jumper caps over the headers and connectors will cause permanent damage to the motherboard. System Panel Header C on nec t t he power sw itch, PLED+ PLED-... - Page 24 EPYC3451D4I2-2T / EPYC3351D4I2-2T LAN1_ACT# Auxiliary Panel Header This header supports multiple LED_PWR (9-pin AUX_PANEL1) functions on the front panel, LED_PWR LAN2_ACT# (see p.6, No. 17) including front panel SMB, internet status indicator. SYSTEM_FAULT_LED_P SYSTEM_FAULT_LED_N CASEOPEN# Serial ATA3 Connectors These two SATA3 connectors...
- Page 25 Serial General Purpose The headers support Serial SCLOCK SLOAD Input/Output Headers Link interface for onboard (7-pin SATA_SGPIO1) SATA connections. (see p.6, No. 24) (7-pin SATA_SGPIO2) SDATAOUT (see p.6, No. 25) System Fan Connectors Please connect the fan cables to (4-pin FAN1) the fan connectors and match (see p.6, No.
- Page 26 EPYC3451D4I2-2T / EPYC3351D4I2-2T ATX 12V Power The motherboard provides one Connector 8-pin 12V power connector (8-pin ATX12V1) which is a required input for (see p.6, No. 3) either DC-IN 12V or ATX +12V power source. When using ATX power, it is...
- Page 27 DDCD#1 Serial Port Header This COM header supports a TTXD1 RRTS#1 (9-pin COM1) serial port module. RRI#1 (see p.6, No. 21) CCTS#1 DDSR#1 DDTR#1 RRXD1 Backplane PCI Express This header is used for the hot Hot-Plug Connector plug feature of HDDs on the (5-pin CPU1_HSBP1) backplane.
- Page 28 EPYC3451D4I2-2T / EPYC3351D4I2-2T OCuLink X4 Connector Please connect a PCIE SSD to (OCU1) the connector. O CU1 (see p.6, No. 10) OCU1 pin definition Defeinition Pin Defeinition OCU1_PE_HP_ALERT_L SATA_C_RXP0 SATA_C_TXP0 SATA_C_RXN0 SATA_C_TXN0 SATA_C_RXP1 SATA_C_TXP1 SATA_C_RXN1 SATA_C_TXN1 OCU1_PE_HP_SCL PCIE_WAKE_N OCU1_PE_HP_SDA CLK_100M_OCU1_R_DP...
- Page 29 OCuLink X8 Connectors Please connect PCIE SSDs to OCU2_3 (OCU2_3) the connectors. (see p.6, No.11) OCU4_5 (OCU4_5) (see p.6, No.12) OCU2_3/OCU4_5 pin definition Defeinition Pin Defeinition sSATA_C_RXP0 sSATA_C_TXP0 sSATA_C_RXN0 sSATA_C_TXN0 sSATA_C_RXP1 sSATA_C_TXP1 sSATA_C_RXN1 sSATA_C_TXN1 OCU2_PE_HP_SCL PCIE_WAKE_N OCU2_PE_HP_SDA CLK_100M_OCU2_R_DP OCU2_PERST_BUF_N CLK_100M_OCU2_R_DN OCU2_B13_PRSNT_N sSATA_C_RXP2 sSATA_C_TXP2...
- Page 30 EPYC3451D4I2-2T / EPYC3351D4I2-2T Defeinition Pin Defeinition CLK_100M_OCU3_R_DN OCU3_B13_PRSNT_N sSATA_C_RXP6 sSATA_C_TXP6 sSATA_C_RXN6 sSATA_C_TXN6 sSATA_C_RXP7 sSATA_C_TXP7 sSATA_C_RXN7 sSATA_C_TXN7...
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Page 31: Atx Psu / Dc-In Power Connections
2.6 ATX PSU / DC-IN Power Connections This motherboard supports both +12V DC and ATX power input. Please refer to the table below for the required connections between the motherboard and the power supply. Connector DC-IN ATX PSU 12V 8pin ATX 4pin (with the bundled ATX 24pin-to-4pin converter cable) -
Page 32: Unit Identification Purpose Led/Switch
EPYC3451D4I2-2T / EPYC3351D4I2-2T 2.7 Unit Identification purpose LED/Switch With the UID button, You are able to locate the server you’re working on from behind a rack of servers. Unit Identification When the UID button on the purpose LED/Switch front or rear panel is pressed,... -
Page 33: Dual Lan And Teaming Operation Guide
2.9 Dual LAN and Teaming Operation Guide Dual LAN with Teaming enabled on this motherboard allows two single connections to act as one single connection for twice the transmission bandwidth, making data transmission more effective and improving the quality of transmission of distant images. -
Page 34: Ssd Module Installation Guide
EPYC3451D4I2-2T / EPYC3351D4I2-2T 2.10 M.2_SSD (NGFF) Module Installation Guide The M.2, also known as the Next Generation Form Factor (NGFF), is a small size and versatile card edge connector that aims to replace mPCIe and mSATA. This M.2_SSD (NGFF) Socket 3 can accommodate a M.2 PCI Express module up to Gen3 x4 (32 Gb/s) only. -
Page 35: Chapter 3 Uefi Setup Utility
Chapter 3 UEFI Setup Utility 3.1 Introduction This section explains how to use the UEFI SETUP UTILITY to configure your system. The UEFI chip on the motherboard stores the UEFI SETUP UTILITY. You may run the UEFI SETUP UTILITY when you start up the computer. Please press <F2> or <Del> during the Power-On-Self-Test (POST) to enter the UEFI SETUP UTILITY;... -
Page 36: Navigation Keys
EPYC3451D4I2-2T / EPYC3351D4I2-2T 3.1.2 Navigation Keys Please check the following table for the function description of each navigation key. Navigation Key(s) Function Description Moves cursor left or right to select Screens Moves cursor up or down to select items + / - To change option for the selected items <Tab>... -
Page 37: Main Screen
3.2 Main Screen Once you enter the UEFI SETUP UTILITY, the Main screen will appear and display the system overview. The Main screen provides system overview information and allows you to set the system time and date. -
Page 38: Advanced Screen
EPYC3451D4I2-2T / EPYC3351D4I2-2T 3.3 Advanced Screen In this section, you may set the configurations for the following items: CPU Configuration, Chipset Configuration, Storage Configuration, ACPI Configuration, USB Configuration, Super IO Configuration, Serial Port Console Redirection, H/W Monitor, PSP Firmware Versions, AMD CBS and Instant Flash. -
Page 39: Cpu Configuration
3.3.1 CPU Configuration Node 0 Information View Memory Information related to Node 0 STM Mode Simultaneous multithreading. OFF=1T single-thread; Auto=2T two-thread if capable. SVM Mode Enable/disable CPU Virtualization. CPB Mode Auto/disable CPB. C6 Mode Enable/disable C6. -
Page 40: Chipset Configuration
EPYC3451D4I2-2T / EPYC3351D4I2-2T 3.3.2 Chipset Configuration OnBrd/Ext VGA Select Select between onboard or external VGA support. Onboard LAN X710 To enable or disable Onabord LAN. PCIE7 Link Width This allows you to select PCIE Link Width. The default value is [Auto]. - Page 41 OCU4_5 Link Speed This allows you to select PCIE Link Speed. The default value is [Auto]. Above 4G Decoding Enable or disable 64bit capable Devices to be decoded in Above 4G Address Space (only if the system supports 64 bit PCI decoding). SR-IOV Support If system has SR-IOV capable PCIe Devices, this option Enables or Disables Single Root IO Virtualization Support.
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Page 42: Storage Configuration
EPYC3451D4I2-2T / EPYC3351D4I2-2T 3.3.3 Storage Configuration In this page, you can configure storage devices. -
Page 43: Acpi Configuration
3.3.4 ACPI Configuration PCIE Devices Power On Allow the system to be waked up by a PCIE device and enable wake on LAN. RTC Alarm Power On Use this item to enable or disable RTC (Real Time Clock) to power on the system. -
Page 44: Usb Configuration
EPYC3451D4I2-2T / EPYC3351D4I2-2T 3.3.5 USB Configuration Legacy USB Support Use this option to enable or disable legacy support for USB devices. The default value is [Enabled]. -
Page 45: Super Io Configuration
3.3.6 Super IO Configuration Serial Port 1 Configuration Use this item to set parameters of Serial Port 1 (COM1). Serial Port Use this item to enable or disable the serial port. Serial Port Address Use this item to select an optimal setting for Super IO device. SOL Configuration Use this item to set parameters of SOL. -
Page 46: Serial Port Console Redirection
EPYC3451D4I2-2T / EPYC3351D4I2-2T 3.3.7 Serial Port Console Redirection COM1 / SOL Console Redirection Use this option to enable or disable Console Redirection. If this item is set to Enabled, you can select a COM Port to be used for Console Redirection. - Page 47 Bits Per Second Use this item to select the serial port transmission speed. The speed used in the host computer and the client computer must be the same. Long or noisy lines may require lower transmission speed. The options include [9600], [19200], [57600] and [115200]. Data Bits Use this item to set the data transmission size.
- Page 48 EPYC3451D4I2-2T / EPYC3351D4I2-2T Resolution On Legacy OS, the Number of Rows and Columns supported redirection. Redirect After POST When Bootloader is selected, then Legacy Console Redirection is disabled before booting to legacy OS. When Always Enable is selected, then Legacy Console Redirection is enabled for legacy OS.
- Page 49 Data Bits Parity Stop Bits...
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Page 50: H/W Monitor
EPYC3451D4I2-2T / EPYC3351D4I2-2T 3.3.8 H/W Monitor In this section, it allows you to monitor the status of the hardware on your system, includ- ing the parameters of the CPU temperature, motherboard temperature, CPU fan speed, chassis fan speed, and the critical voltage. -
Page 51: Psp Firmware Versions
3.3.9 PSP Firmware Versions You can view information of PSP firmware versions in this page. -
Page 52: Amd Cbs
EPYC3451D4I2-2T / EPYC3351D4I2-2T 3.3.10 AMD CBS Zen Common Options Use this item to configure Zen Common options. DF Common Options Use this item to configure DF Common options. UMC Common Options Use this item to configure UMC Common options. NBIO Common Options Use this item to configure NBIO Common options. -
Page 53: Instant Flash
3.3.11 Instant Flash Instant Flash is a UEFI flash utility embedded in Flash ROM. This convenient UEFI update tool allows you to update system UEFI without entering operating systems ® first like MS-DOS or Windows . Just save the new UEFI file to your USB flash drive, floppy disk or hard drive and launch this tool, then you can update your UEFI only in a few clicks without preparing an additional floppy diskette or other compli- cated flash utility. -
Page 54: Server Mgmt
EPYC3451D4I2-2T / EPYC3351D4I2-2T 3.4 Server Mgmt Wait For BMC Wait For BMC response for specified time out. BMC starts at the same time when BIOS starts during AC power ON. It takes around 90 seconds to initialize Host to BMC interfaces. -
Page 55: System Event Log
3.4.1 System Event Log SEL Components Change this to enable ro disable event logging for error/progress codes during boot. Erase SEL Use this to choose options for earsing SEL. When SEL is Full Use this to choose options for reactions to a full SEL. Log EFI Status Codes Use this item to disable the logging of EFI Status Codes or log only error code or only progress code or both. -
Page 56: Bmc Network Configuration
EPYC3451D4I2-2T / EPYC3351D4I2-2T 3.4.2 BMC Network Configuration BMC Out of Band Access Enabled/Disabled BMC Out of band Access. Lan Channel (Failover) Manual Setting IPMI LAN If [No] is selected, the IP address is assigned by DHCP. If you prefer using a static IP address, toggle to [Yes], and the changes take effect after the system reboots. - Page 57 The default login information for the IPMI web interface is: Username: admin Password: admin For more instructions on how to set up remote control environment and use the IPMI man- agement platform, please refer to the IPMI Configuration User Guide or go to the Support website at: http://www.asrockrack.com/support/faq.asp IPV6 Support Enable or Disable LAN1 IPV6 Support.
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Page 58: Bmc Tools
EPYC3451D4I2-2T / EPYC3351D4I2-2T 3.4.3 BMC Tools Load BMC Default Settings Use this item to Load BMC Default Settings. KCS Control Use this item to configure KCS Settings. -
Page 59: Security
3.5 Security In this section, you may set or change the supervisor/user password for the system. For the user password, you may also clear it. Supervisor Password Set or change the password for the administrator account. Only the administrator has authority to change the settings in the UEFI Setup Utility. Leave it blank and press enter to remove the password. -
Page 60: Key Management
EPYC3451D4I2-2T / EPYC3351D4I2-2T 3.5.1 Key Management In this section, expert users can modify Secure Boot Policy variables without full authenti- cation. Factory Key Provision Install factory default Secure Boot keys after the platform reset and while the System is in Setup mode. - Page 61 Remove 'UEFI CA' from DB Device Guard ready system must not list ‘Microsoft UEFI CA’ Certificate in Autho- rized Signature database (db). Restore DB defaults Restore DB variable to factory defaults. Platform Key(PK) Enroll Factory Defaults or load certificates from a file: 1.
- Page 62 EPYC3451D4I2-2T / EPYC3351D4I2-2T 1. Public Key Certificate in: a) EFI_SIGNATURE_LIST b) EFI_CERT_X509 (DER encoded) c) EFI_CERT_RSA2048 (bin) d) EFI_CERT_SHA256, 384, 512 2. Authenticated UEFI Variable 3. EFI PE/COFF Image(SHA256) Key Source: Factory, External, Mixed Forbidden Signatures Enroll Factory Defaults or load certificates from a file: 1.
- Page 63 Key Source: Factory, External, Mixedt OsRecovery Signatures Enroll Factory Defaults or load certificates from a file: 1. Public Key Certificate in: a) EFI_SIGNATURE_LIST b) EFI_CERT_X509 (DER encoded) c) EFI_CERT_RSA2048 (bin) d) EFI_CERT_SHA256, 384, 512 2. Authenticated UEFI Variable 3. EFI PE/COFF Image(SHA256) Key Source: Default, External, Mixed, Test...
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Page 64: Boot Screen
EPYC3451D4I2-2T / EPYC3351D4I2-2T 3.6 Boot Screen In this section, it will display the available devices on your system for you to configure the boot settings and the boot priority. Boot Option #1 Use this item to set the system boot order. - Page 65 Full Screen Logo Use this item to enable or disable OEM Logo. The default value is [Enabled]. AddOn ROM Display Use this option to adjust AddOn ROM Display. If you enable the option “Full Screen Logo” but you want to see the AddOn ROM information when the system boots, please select [Enabled].
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Page 66: Csm Parameters
EPYC3451D4I2-2T / EPYC3351D4I2-2T 3.6.1 CSM Parameters Enable to launch the Compatibility Support Module. Please do not disable unless you’re running a WHCK test. If you are using Windows Server 2012 R2 or later ver- sions 64-bit UEFI and all of your devices support UEFI, you may also disable CSM for faster boot speed. - Page 67 OCU2_3 Slot OpROM To select Slot Storage and Network Option ROM policy. In Auto option, the default is Dis- abled with NVMe device, but it is Legacy with other devices. (This item can’t select Video Option ROM policy.) OCU4_5 Slot OpROM To select Slot Storage and Network Option ROM policy.
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Page 68: Event Logs
EPYC3451D4I2-2T / EPYC3351D4I2-2T 3.7 Event Logs Change Smbios Event Log Settings This allows you to configure the Smbios Event Log Settings. When entering the item, you will see the followings: Smbios Event Log Use this item to enable or disable all features of the SMBIOS Event Logging during system boot. - Page 69 entries which utilize a multiple-event counter. The value ranges from 0 to 99 minutes. View Smbios Event Log Press <Enter> to view the Smbios Event Log records. All values changed here do not take effect until computer is restarted.
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Page 70: Exit Screen
EPYC3451D4I2-2T / EPYC3351D4I2-2T 3.8 Exit Screen Save Changes and Exit When you select this option, the following message “Save configuration changes and exit setup?” will pop-out. Press <F10> key or select [Yes] to save the changes and exit the UEFI SETUP UTILITY. - Page 71 4.2.4 Contact Information If you need to contact ASRock Rack or want to know more about ASRock Rack, welcome to visit ASRock Rack’s website at http://www.ASRockRack.com; or you may contact your...
- Page 72 EPYC3451D4I2-2T / EPYC3351D4I2-2T Chapter 5 Troubleshooting 5.1 Troubleshooting Procedures Follow the procedures below to troubleshoot your system. Always unplug the power cord before adding, removing or changing any hardware com- ponents. Failure to do so may cause physical injuries to you and damages to motherboard components.
- Page 73 1. Verify if the battery on the motherboard provides ~3VDC. Install a new battery if it does not. 2. Confirm whether your power supply provides adaquate and stable power. Other problems... 1. Try searching keywords related to your problem on ASRock Rack’s FAQ page: http://www.asrockrack.com/support...
- Page 74 EPYC3451D4I2-2T / EPYC3351D4I2-2T 5.2 Technical Support Procedures If you have tried the troubleshooting procedures mentioned above and the problems are still unsolved, please contact ASRock Rack’s technical support with the following information: 1. Your contact information 2. Model name, BIOS version and problem type.