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ASRock Industrial NUC-255H User Manual

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NUC-255H
NUC-225H
User Manual
Version 1.0
Published January 7, 2025
Copyright©2025 ASRockInd INC. All rights reserved.

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Summary of Contents for ASRock Industrial NUC-255H

  • Page 1 NUC-255H NUC-225H User Manual Version 1.0 Published January 7, 2025 Copyright©2025 ASRockInd INC. All rights reserved.
  • Page 2 Version 1.0 Published January 2025 Copyright©2025 ASRockInd INC. All rights reserved. Copyright Notice: No part of this documentation may be reproduced, transcribed, transmitted, or translated in any language, in any form or by any means, except duplication of documentation by the purchaser for backup purpose, without written consent of ASRockInd Inc.
  • Page 3 WARNING THIS PRODUCT CONTAINS A BUTTOON BATTERY If swallowed, a button battery can cause serious injury or death. Please keep batteries out of sight or reach of children. CALIFORNIA, USA ONLY The Lithium battery adopted on this motherboard contains Perchlorate, a toxic substance controlled in Perchlorate Best Management Practices (BMP) regulations passed by the California Legislature.
  • Page 4 *15G062470003AI* P/N: 15G062470003AI V1.2 Button Battery Safety Notice Button Battery Safety Notice WARNING • INGESTION HAZARD: This product contains a button cell or coin battery. • DEATH or serious injury can occur if ingested. • A swallowed button cell or coin battery can cause Internal Chemical Burns in as little as 2 hours.
  • Page 5 Contents Chapter 1 Introduction Package Contents Specifications Motherboard Layout I/O Panel Block Diagram Chapter 2 Installation Screw Holes Pre-installation Precautions Installation of Memory Modules Expansion Slots Onboard Headers and Connectors Chapter 3 UEFI SETUP UTILITY Introduction 3.1.1 Entering BIOS Setup 3.1.2 UEFI Menu Bar 3.1.3...
  • Page 6 3.3.4 Super IO Configuration 3.3.5 AMT Configuration 3.3.6 ACPI Configuration 3.3.7 USB Configuration 3.3.8 Power Configuration 3.3.9 Trusted Computing Hardware Health Event Monitoring Screen Security Screen Boot Screen Exit Screen...
  • Page 7 If you require technical support related to this motherboard, please visit our website for specific information about the model you are using. https://www.asrockind.com/technical-support 1.1 Package Contents ASRockInd NUC-255H / NUC-225H Motherboard (NUC (4.09-in x 4.02-in x 1.5-in, 10.4 cm x 10.2 cm x 3.8 cm) Gift/Bulk Package: 1 x NUT M2 H=3.35mm...
  • Page 8 1.2 Specifications Form NUC (4.09-in x 4.02-in x 1.5-in, 10.4 cm x 10.2 cm x 3.8 Dimensions Factor Intel® Core™ Ultra processors (Arrow Lake-H/U) NUC-255H (Ultra 7 255H, 6P+8E) Processor NUC-225H (Ultra 5 225H, 4P+8E) System Chipset BIOS AMI SPI 256 Mbit...
  • Page 9 NUC-255H_NUC-225H Internal 2 x USB 2.0 (1 x 2.00 pitch header) Connector 1 x COM (RS-232/422/485) 1 x M.2 (KEY M, 2242) with PCIe Gen4 x4 for 1 x M.2 (KEY M, 2242/2280) with PCIe Gen4 x4 for SSD Storage SATA 1 x SATA3.0 (6.0 Gb/s) Intel®...
  • Page 10 LAN2 USB 3.2 Gen2: M2_M2 USB3_1 COM1 USB2_3_4 Bottom: Top: HDMI2 HDMI1 USB4/ Thunderbolt (Type-C): NUC-255H TC_TB_0 Industrial USB 3 2 Gen2/ DP (Type-C): USB 3.2 Gen2 TC_U3D_1 Top: USB3T_2 Bottom: USB3T 3 DDR5_ 1 PANEL1 DC-JACK1 PW _BTN DDR5_A1...
  • Page 11 NUC-255H_NUC-225H FAN1 ESPI1 BAT1 Back Side : 10 : Fan Connector (FAN1) 11 : Battery Connector (BAT1) 12 : ESPI Connector (ESPI)
  • Page 12 1.4 I/O Panel Front I/O : Rear I/O : Power Button (PWR_BTN1) RJ-45 LAN Port (LAN1)* USB 3.2 Gen2x2/DP Type-C Port RJ-45 LAN Port (LAN2)* (TC_U3D_1) HDMI Port (HDMI1) USB4/Thunderbolt™ 4 Type-C Port HDMI Port (HDMI2) (TC_TB_0) 10 USB 3.2 Gen2 Port (USB3T_2) USB 3.2 Gen2 Port (USB3_1) 11 USB 3.2 Gen2 Port (USB3T_3) Combo Audio Jack (AUDIO1)
  • Page 13 NUC-255H_NUC-225H 1.5 Block Diagram HDMI SO-DIMM Channel A Connector (A1) DDR5 6400MHz SO-DIMM HDMI Channel B DDR5 6400MHz (B1) Connector 2 x USB 3.2 Gen2 2 x USB 3.2 Gen2 2 x USB 2.0 Type-A SATA SATA3 RJ45 Intel MDI 2.5G PCIe x1 Connector Connector...
  • Page 14 Chapter 2 Installation This is a NUC (4.09-in x 4.02-in x 1.5-in, 10.4 cm x 10.2 cm x 3.8 cm) form factor 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.
  • Page 15 NUC-255H_NUC-225H 2.3 Installation of Memory Modules NUC-255H / NUC-225H provides two 262-pin DDR5 (Double Data Rate 5) SO-DIMM slots, and supports Dual Channel Memory Technology. Step 1. Align a SO-DIMM on the slot such that the notch on the SO-DIMM matches the break on the slot.
  • Page 16 2.4 Expansion Slots There are three M.2 sockets on this motherboard. M.2 sockets: 1 x M.2 (Key E, 2230) with PCIe x1, USB 2.0 and CNVi for Wireless 1 x M.2 (KEY M, 2242) with PCIe Gen4 x4 for SSD 1 x M.2 (KEY M, 2242/2280) with PCIe Gen4 x4 for SSD M.2 Key-E Socket M.2 Key-M Socket...
  • Page 17 NUC-255H_NUC-225H 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 per- manent damage to the motherboard! SATA3 Port Signal Name (SATA3_0) SATA_A+...
  • Page 18 PWRBTN (Power Switch): Connect to the power switch on the chassis front panel. You may configure the way to turn off your system using the power switch. RESET (Reset Switch): Connect to the reset switch on the chassis front panel. Press the reset switch to restart the computer if the computer freezes and fails to perform a normal restart.
  • Page 19 NUC-255H_NUC-225H COM Port Header (RS232/422/485) Signal Name Signal Name DDCD#1 RRXD1 (9-pin COM1) TTXD1 DDTR#1 see p. 4, No. 8) DDSR#1 RRTS#1 CCTS#1 DUMMY *Only support from R2.00 version. This motherboard supports RS232/422/485 on COM1 port. Please refer to the table below for the pin definition.
  • Page 20 Back Side : Fan Connector Signal Name (4-pin FAN1) (see p. 5, No. 10) FAN_SPEED FAN_SPEED_CONTROL Battery Connector Signal Name BAT1 +BAT (2-pin BAT1) (see p. 5, No. 11) ESPI Connector Signal Name (20-pin ESPI1) ESPI_CLK (see p. 5, No. 12) ESPI_CS# ESPI_RESET# Internal use...
  • Page 21 Chapter 3 UEFI SETUP UTILITY 3.1 Introduction ASRock Industrial UEFI (Unified Extensible Firmware Interface) is a BIOS utility which offers tweak-friendly options in an advanced viewing interface. The UEFI system works with a USB mouse and offers users a faster, sleeker experience.
  • Page 22 3.1.2 UEFI Menu Bar The top of the screen has a menu bar with the following selections: Main For setting system time/date information For advanced system configurations Advanced H/W Monitor Displays current hardware status Security For security settings Boot For configuring boot settings and boot priority Exit Exit the current screen or the UEFI Setup Utility Because the UEFI software is constantly being updated, the following UEFI setup...
  • Page 23 NUC-255H_NUC-225H 3.1.3 Navigation Keys Use < > key or < > key to choose among the selections on the menu bar, and use < > key or < > key to move the cursor up or down to select items, then press <Enter> to get into the sub screen.
  • Page 24 3.2 Main Screen (Advanced Mode) When you enter the UEFI SETUP UTILITY, the Main screen will appear and display the system overview. Because the UEFI software is constantly being updated, the following UEFI setup screens and descriptions are for reference purpose only, and they may not exactly match what you see on your screen.
  • Page 25 NUC-255H_NUC-225H 3.3 Advanced Screen I n t h i s s ec t ion, you may s et t he con f ig u r at ions for t he fol low i ng items: CPU Configuration, Chipset Configuration, Storage Configuration, Super IO Configuration, AMT Configuration, ACPI Configuration, USB Configuration, Power Configuration and Trusted Computing.
  • Page 26 3.3.1 CPU Configuration Active Processor P-Cores This allows you to select the number of cores to enable in each processor package. Active Processor E-Cores This allows you to select the number of E-Cores to enable in each processor package. NOTE: Number of P-Cores and E-Cores are looked at together. When both are {0,0}, Pcode will enable all cores.
  • Page 27 NUC-255H_NUC-225H Package C State Support The option allows you to enable CPU, PCIe, Memory, Graphics C State Support for power saving. Configuration options: [Auto] [Enabled] [Disabled] CFG Lock The option allows you to enable or disable the CFG Lock. Configuration options: [Enabled] [Disabled] Intel Virtualization Technology Intel Virtualization Technology allows a platform to run multiple operating systems and applications in independent partitions, so that one computer system can function as...
  • Page 28 CPU Thermal Throttling CPU Thermal Throttling allows you to enable CPU internal thermal control mechanisms to keep the CPU from overheating. Configuration options: [Enabled] [Disabled] CPU Operating Mode If working at [Normal Mode], M/B works with the default Smart Fan Setting and can provide better cooler experience.
  • Page 29 NUC-255H_NUC-225H 3.3.2 Chipset Configuration VT-d Intel® Virtualization Technology for Directed I/O helps your virtual machine monitor better utilize hardware by improving application compatibility and reliability, and providing additional levels of manageability, security, isolation, and I/O performance. Configuration options: [Enabled] [Disabled] Re-Size BAR Support If system has Resizable BAR capable PCIe Devices, this option enables or disables Resizable BAR Support.
  • Page 30 In-Band ECC Support Enable/Disable In-Band ECC. Will be enabled if memory has symmetric configuration. Render Standby Power down the render unit when the GPU is idle for lower power consumption. Configuration options: [Enabled] [Disabled] Maximum Memory frequency Maximum Memory Frequency Selections in MHz. NPU Device This allows you to enable or disable NPU (Neural Processing Unit) Device.
  • Page 31 NUC-255H_NUC-225H Restore on AC/Power Loss The option allows you to select the power state after a power failure. [Power Off] sets the power to remain off when the power recovers. [Power On] sets the system to start to boot up when the power recovers.
  • Page 32 3.3.3 Storage Configuration VMD Configuration Press [Enter] to view the followings items for VMD configurations. SATA Controller(s) The option allows you to enable or disable the SATA controllers. Configuration options: [Enabled] [Disabled] SATA Mode Selection AHCI supports new features that improve performance. Configuration option: [AHCI] AHCI (Advanced Host Controller Interface) supports NCQ and other new features that will improve SATA disk performance.
  • Page 33 NUC-255H_NUC-225H Hard Disk S.M.A.R.T. S.M.A.R.T stands for Self-Monitoring, Analysis, and Reporting Technology. It is a moni- toring system for computer hard disk drives to detect and report on various indicators of reliability. Configuration options: [Enabled] [Disabled]...
  • Page 34 3.3.4 Super IO Configuration COM1 Use this to set parameters of COM1. Type Select Use this to set COM1 port type: [RS232], [RS422] or [RS485]. WDT Timeout Reset Use this to set the Watch Dog Timer. Configuration options: [Enabled] [Disabled]...
  • Page 35 NUC-255H_NUC-225H 3.3.5 AMT Configuration USB Provisioning of AMT Use this to enable or disable AMT USB Provisioning. The default is [Disabled]. MAC Pass Through The option enables or disables MAC Pass Through function. Dynamic Lan Switch This allows switching AMT support from Integrated LAN to Discrete LAN. Activate Remote Assistance Process Trigger CIRA boot.
  • Page 36 3.3.6 ACPI Configuration Onboard LAN Power On Use this item to enable or disable onboard LAN to turn on the system from the power-soft- off mode. Configuration options: [Enabled] [Disabled] RTC Alarm Power On RTC Alarm Power On allows the system to be waked up by the real time clock alarm. Set it to By OS to let it be handled by your operating system.
  • Page 37 NUC-255H_NUC-225H 3.3.7 USB Configuration USB Power Control Use this option to control USB power. Configuration options: [Always Enabled] [Default Setting]...
  • Page 38 3.3.8 Power Configuration OCP Function Enabled to set adapter over current protect.
  • Page 39 NUC-255H_NUC-225H 3.3.9 Trusted Computing NOTE: Options vary depending on the version of your connected TPM module. Security Device Support Security Device Support allows you to enable or disable BIOS support for security device. O.S. will not show Security Device. TCG EFI protocol and INT1A interface will not be available.
  • Page 40 SM3_256 PCR Bank SM3_256 PCR Bank allows you to enable or disable SM3_256 PCR Bank. Configuration options: [Enabled] [Disabled] Pending Operation Pending Operation allows you to schedule an Operation for the Security Device. NOTE: Your computer will reboot during restart in order to change State of the Device. Configuration options: [None] [TPM Clear] Platform Hierarchy This item allows you to enable or disable Platform Hierarchy.
  • Page 41 NUC-255H_NUC-225H 3.4 Hardware Health Event Monitoring Screen This section allows you to monitor the status of the hardware on your system, including the parameters of the CPU temperature, motherboard temperature, fan speed, and the critical voltage. NOTE: Options vary depending on the features of your motherboard. Fan1 Setting This allows you to set FAN1’s speed.
  • Page 42 3.5 Security Screen In this section you may set or change the supervisor/user password for the system. You may also clear the user password. Supervisor Password Set or change the password for the administrator account. Only the administrator has the authority to change the settings in the UEFI Setup Utility.
  • Page 43 NUC-255H_NUC-225H 3.6 Boot Screen This section displays the available devices on your system for you to configure the boot settings and the boot priority. Boot From Onboard LAN The item allows the system to be waked up by the onboard LAN. Configuration options: [Enabled] [Disabled] Setup Prompt Timeout The item allows you to...
  • Page 44 3.7 Exit Screen Save Changes and Exit When you select this option, the following message “Save configuration changes and exit setup?” will pop out. Select [Yes] to save the changes and exit the UEFI SETUP UTILITY. Discard Changes and Exit When you select this option, the following message “Discard changes and exit setup?”...

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