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Summary of Contents for ASROCK B250M PRO4

  • Page 2 (including damages for loss of profits, loss of business, loss of data, interruption of business and the like), even if ASRock has been advised of the possibility of such damages arising from any defect or error in the documentation or product.
  • Page 3 If you require assistance please call ASRock Tel : +886-2-28965588 ext.123 (Standard International call charges apply) The terms HDMI™...
  • Page 4: Table Of Contents

    2.6.1 Installing Two CrossFireX -Ready Graphics Cards 2.6.2 Driver Installation and Setup M.2_SSD (NGFF) Module Installation Guide Chapter 3 Software and Utilities Operation Installing Drivers ASRock Live Update & APP Shop 3.2.1 UI Overview 3.2.2 Apps 3.2.3 BIOS & Drivers 3.2.4 Setting...
  • Page 5 Enabling USB Ports for Windows® 7 Installation Chapter 4 UEFI SETUP UTILITY Introduction EZ Mode Advanced Mode 4.3.1 UEFI Menu Bar 4.3.2 Navigation Keys Main Screen OC Tweaker Screen Advanced Screen 4.6.1 CPU Configuration 4.6.2 Chipset Configuration 4.6.3 Storage Configuration 4.6.4 Super IO Configuration 4.6.5 ACPI Configuration 4.6.6 USB Configuration...
  • Page 6: Chapter 1 Introduction

    ASRock’s website without further notice. If you require technical support related to this motherboard, please visit our website for specific information about the model you are using. You may find the latest VGA cards and CPU support list on ASRock’s website as well. ASRock website http://www.asrock.com.
  • Page 7: Specifications

    1.2 Specifications Platform • Micro ATX Form Factor • Solid Capacitor design • Supports 7 and 6 Generation Intel® Core i7/i5/i3/ Pentium®/Celeron® Processors (Socket 1151) • Digi Power design • 6 Power Phase design • Supports Intel® Turbo Boost 2.0 Technology Chipset • Intel®...
  • Page 8 • Premium Blu-ray Audio support • Supports Surge Protection (ASRock Full Spike Protection) • ELNA Audio Caps • Gigabit LAN 10/100/1000 Mb/s • Giga PHY Intel® I219V • Supports Wake-On-LAN...
  • Page 9 • 1 x D-Sub Port • 1 x DVI-D Port • 1 x HDMI Port • 2 x USB 2.0 Ports (Supports ESD Protection (ASRock Full Spike Protection)) • 3 x USB 3.0 Type-A Ports (Supports ESD Protection (ASRock Full Spike Protection)) • 1 x USB 3.0 Type-C Port (Supports ESD Protection (ASRock...
  • Page 10 * To install Windows® 7 OS, a modified installation disk with xHCI drivers packed into the ISO file is required. Please refer to page 36 for more detailed instructions. * For the updated Windows® 10 driver, please visit ASRock’s website for details: http://www.asrock.com • FCC, CE, WHQL, RCM, BSMI...
  • Page 11 Please realize that there is a certain risk involved with overclocking, including adjusting the setting in the BIOS, applying Untied Overclocking Technology, or using third-party overclocking tools. Overclocking may affect your system’s stability, or even cause damage to the components and devices of your system. It should be done at your own risk and expense.
  • Page 12: Motherboard Layout

    B250M Pro4 1.3 Motherboard Layout CHA_FAN1 CPU_FAN1 CPU_FAN2 ATX12V1 USB 3.0 T: USB3_TA_1 B: USB3_TC_1 USB 3.0 T: USB3 B: USB4 USB 2.0 Top: T: USB1 RJ-45 B: USB2 Ultra M.2 PCIe Gen3 x4 CHA_FAN2 PCI Express 3.0 PCIE1 Intel...
  • Page 13 No. Description ATX 12V Power Connector (ATX12V1) Chassis Fan Connector (CHA_FAN1) CPU Fan Connector (CPU_FAN1) CPU Fan Connector (CPU_FAN2) 2 x 288-pin DDR4 DIMM Slots (DDR4_A1, DDR4_B1) 2 x 288-pin DDR4 DIMM Slots (DDR4_A2, DDR4_B2) ATX Power Connector (ATXPWR1) USB 3.0 Header (USB3_5_6) SATA3 Connector (SATA3_0) SATA3 Connector (SATA3_1) Chassis Fan Connector (CHA_FAN2)
  • Page 14: I/O Panel

    B250M Pro4 1.4 I/O Panel No. Description No. Description PS/2 Mouse Port USB 3.0 Ports (USB3_3_4) D-Sub Port USB 3.0 Type-A Port (USB3_TA_1) LAN RJ-45 Port* USB 3.0 Type-C Port (USB3_TC_1) Line In (Light Blue)** HDMI Port Front Speaker (Lime)**...
  • Page 15 ** To configure 7.1 CH HD Audio, it is required to use an HD front panel audio module and enable the multi- channel audio feature through the audio driver. Please set Speaker Configuration to “7.1 Speaker”in the Realtek HD Audio Manager. Function of the Audio Ports in 7.1-channel Configuration: Port Function...
  • Page 16: Chapter 2 Installation

    B250M Pro4 Chapter 2 Installation This is a Micro ATX form factor motherboard. Before you install the motherboard, study the configuration of your chassis to ensure that the motherboard fits into it. Pre-installation Precautions Take note of the following precautions before you install motherboard components or change any motherboard settings.
  • Page 17: Installing The Cpu

    2.1 Installing the CPU 1. Before you insert the 1151-Pin CPU into the socket, please check if the PnP cap is on the socket, if the CPU surface is unclean, or if there are any bent pins in the socket. Do not force to insert the CPU into the socket if above situation is found. Otherwise, the CPU will be seriously damaged.
  • Page 18 B250M Pro4...
  • Page 19 Please save and replace the cover if the processor is removed. The cover must be placed if you wish to return the motherboard for after service.
  • Page 20: Installing The Cpu Fan And Heatsink

    B250M Pro4 2.2 Installing the CPU Fan and Heatsink...
  • Page 21: Installing Memory Modules (Dimm)

    2.3 Installing 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. 2.
  • Page 22 B250M Pro4...
  • Page 23: Expansion Slots (Pci And Pci Express Slots)

    2.4 Expansion Slots (PCI and PCI Express Slots) There is 1 PCI slot and 3 PCI Express slots on the motherboard. Before installing an expansion card, please make sure that the power supply is switched off or the power cord is unplugged. Please read the documentation of the expansion card and make necessary hardware settings for the card before you start the installation.
  • Page 24: Onboard Headers And Connectors

    B250M Pro4 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...
  • Page 25 Chassis Intrusion and Please connect the SPEAKER Speaker Header DUMMY chassis intrusion and the DUMMY (7-pin SPK_CI1) chassis speaker to this (see p.7, No. 17) header. SIGNAL DUMMY Serial ATA3 Connectors These six SATA3 (SATA3_0: connectors support SATA see p.7, No. 9) data cables for internal (SATA3_1: storage devices with up to...
  • Page 26 B250M Pro4 Front Panel Audio Header This header is for PRESENCE# (9-pin HD_AUDIO1) MIC_RET connecting audio devices OUT_RET (see p.7, No. 24) to the front audio panel. OUT2_L J_SENSE OUT2_R MIC2_R MIC2_L 1. High Definition Audio supports Jack Sensing, but the panel wire on the chassis must support HDA to function correctly.
  • Page 27 ATX Power Connector This motherboard pro- (24-pin ATXPWR1) vides a 24-pin ATX power (see p.7, No. 7) connector. To use a 20-pin ATX power supply, please plug it along Pin 1 and Pin ATX 12V Power This motherboard pro- Connector vides an 8-pin ATX 12V (8-pin ATX12V1) power connector.
  • Page 28: Tm Tm

    B250M Pro4 2.6 CrossFireX and Quad CrossFireX Operation Guide This motherboard supports CrossFireX and Quad CrossFireX that allows you to install up to three identical PCI Express x16 graphics cards. 1. You should only use identical CrossFireX -ready graphics cards that are AMD certified.
  • Page 29 Step 3 Connect a VGA cable or a DVI cable to the monitor connector or the DVI connec- tor of the graphics card that is inserted to PCIE1 slot.
  • Page 30: Driver Installation And Setup

    B250M Pro4 2.6.2 Driver Installation and Setup Step 1 Power on your computer and boot into OS. Step 2 Remove the AMD drivers if you have any VGA drivers installed in your system. The Catalyst Uninstaller is an optional download. We recommend using this utility to uninstall any previously installed Catalyst drivers prior to installation.
  • Page 31: M.2_Ssd (Ngff) Module Installation Guide

    2.7 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. The Ultra M.2 Socket (M2_1) supports type 2230/2242/2260/2280 M.2 SATA3 6.0 Gb/s module and M.2 PCI Express module up to Gen3 x4 (32 Gb/s).
  • Page 32 B250M Pro4 Step 3 Move the standoff based on the module type and length. The standoff is placed at the nut location D by default. Skip Step 3 and 4 and go straight to Step 5 if you are going to use the default nut.
  • Page 33 SATA3 2260 TS512GMTS600 Transcend 512GB SATA3 2280 TS512GMTS800 V-Color 120GB SATA3 2280 VLM100-120G-2280B-RD V-Color 240GB SATA3 2280 VLM100-240G-2280B-RD V-Color 240GB SATA3 2280 VSM100-240G-2280 For the latest updates of M.2_SSD (NFGG) module support list, please visit our website for details: http://www.asrock.com...
  • Page 34: Chapter 3 Software And Utilities Operation

    B250M Pro4 Chapter 3 Software and Utilities Operation 3.1 Installing Drivers The Support CD that comes with the motherboard contains necessary drivers and useful utilities that enhance the motherboard’s features. Running The Support CD To begin using the support CD, insert the CD into your CD-ROM drive. The CD automatically displays the Main Menu if “AUTORUN”...
  • Page 35: Asrock Live Update & App Shop

    Double-click on your desktop to access ASRock Live Update & APP Shop utility. *You need to be connected to the Internet to download apps from the ASRock Live Update & APP Shop. 3.2.1 UI Overview Category Panel Hot News...
  • Page 36: Apps

    B250M Pro4 3.2.2 Apps When the "Apps" tab is selected, you will see all the available apps on screen for you to download. Installing an App Step 1 Find the app you want to install. The most recommended app appears on the left side of the screen. The other various apps are shown on the right.
  • Page 37 Step 3 If you want to install the app, click on the red icon to start downloading. Step 4 When installation completes, you can find the green "Installed" icon appears on the upper right corner. To uninstall it, simply click on the trash can icon *The trash icon may not appear for certain apps.
  • Page 38 B250M Pro4 Upgrading an App You can only upgrade the apps you have already installed. When there is an available new version for your app, you will find the mark of "New Version" appears below the installed app icon. Step 1 Click on the app icon to see more details.
  • Page 39: Bios & Drivers

    3.2.3 BIOS & Drivers Installing BIOS or Drivers When the "BIOS & Drivers" tab is selected, you will see a list of recommended or critical updates for the BIOS or drivers. Please update them all soon. Step 1 Please check the item information before update. Click on to see more details.
  • Page 40: Setting

    B250M Pro4 3.2.4 Setting In the "Setting" page, you can change the language, select the server location, and determine if you want to automatically run the ASRock Live Update & APP Shop on Windows startup.
  • Page 41: Enabling Usb Ports For Windows® 7 Installation

    Requirements A Windows® 7 installation disk or USB drive • A Windows® PC • Win7 USB Patcher (included in the ASRock Support CD or downloaded from • website) Scenarios You have an ODD and PS/2 ports: If there is an optical disc drive, PS/2 ports and PS/2 Keyboard or mouse on your computer, you can skip the instructions below and go ahead to install Windows®...
  • Page 42 B250M Pro4 Instructions Step 1 Insert the Windows® 7 installation disk or USB drive to your system. Step 2 Extract the tool (Win7 USB Patcher) and launch it. Step 3 Select how you want to install Windows 7 later. Step 4...
  • Page 43 Step 5 Select the USB storage, compact disk or destination folder for the new Windows 7 installation file. Step 6 Click “Start” to begin. Step 7 Now you are able to install Windows® 7 on Intel® new processors with the new burned CD. Or please use the patched ISO image to make an OS USB drive to install the OS.
  • Page 44: Chapter 4 Uefi Setup Utility

    B250M Pro4 Chapter 4 UEFI SETUP UTILITY 4.1 Introduction This section explains how to use the UEFI SETUP UTILITY to configure your system. You may run the UEFI SETUP UTILITY by pressing <F2> or <Del> right after you power on the computer, otherwise, the Power-On-Self-Test (POST) will continue with its test routines.
  • Page 45: Ez Mode

    4.2 EZ Mode The EZ Mode screen appears when you enter the BIOS setup program by default. EZ mode is a dashboard which contains multiple readings of the system’s current status. You can check the most crucial information of your system, such as CPU speed, DRAM frequency, SATA information, fan speed, etc.
  • Page 46: Advanced Mode

    B250M Pro4 4.3 Advanced Mode The Advanced Mode provides more options to configure the BIOS settings. Refer to the following sections for the detailed configurations. To access the EZ Mode, press <F6> or click the "EZ Mode" button at the upper right corner of the screen.
  • Page 47: Navigation Keys

    4.3.2 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>...
  • Page 48: Main Screen

    B250M Pro4 4.4 Main Screen When you enter the UEFI SETUP UTILITY, the Main screen will appear and display the system overview. My Favorite Display your collection of BIOS items. Press F5 to add/remove your favorite items.
  • Page 49: Oc Tweaker Screen

    4.5 OC Tweaker Screen In the OC Tweaker screen, you can set up overclocking features. 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 50 B250M Pro4 Intel Speed Shift Technology Enable/Disable Intel Speed Shift Technology support. Enabling will expose the CPPC v2 interface to allow for hardware controlled P-states. Long Duration Power Limit Configure Package Power Limit 1 in watts. When the limit is exceeded, the CPU ratio will be lowered after a period of time.
  • Page 51 Load XMP Setting Load XMP settings to overclock the memory and perform beyond standard specifications. DRAM Frequency If [Auto] is selected, the motherboard will detect the memory module(s) inserted and assign the appropriate frequency automatically. Primary Timing CAS# Latency (tCL) The time between sending a column address to the memory and the beginning of the data in response.
  • Page 52 B250M Pro4 RAS to RAS Delay (tRRD_S) The number of clocks between two rows activated in different banks of the same rank. Write to Read Delay (tWTR_L) The number of clocks between the last valid write operation and the next read command to the same internal bank.
  • Page 53 tRDRD_dd Configure between module read to read delay. tRDWR_sg Configure between module read to write delay. tRDWR_dg Configure between module read to write delay. tRDWR_dr Configure between module read to write delay. tRDWR_dd Configure between module read to write delay. tWRRD_sg Configure between module write to read delay.
  • Page 54 B250M Pro4 MRC Fast Boot Enable Memory Fast Boot to skip DRAM memory training for booting faster. Voltage Configuration CPU Vcore Voltage Configure the voltage for the CPU Vcore. CPU Load-Line Calibration CPU Load-Line Calibration helps prevent CPU voltage droop when the system is under heavy loading.
  • Page 55: Advanced Screen

    4.6 Advanced Screen In this section, you may set the configurations for the following items: CPU Configuration, Chipset Configuration, Storage Configuration, Super IO Configura- tion, ACPI Configuration, USB Configuration and Trusted Computing. Setting wrong values in this section may cause the system to malfunction. UEFI Configuration UEFI Setup Style Select the default mode when entering the UEFI setup utility.
  • Page 56: Cpu Configuration

    B250M Pro4 4.6.1 CPU Configuration Active Processor Cores Select the number of cores to enable in each processor package. CPU C States Support Enable CPU C States Support for power saving. It is recommended to keep C3, C6 and C7 all enabled for better power saving.
  • Page 57 CFG Lock This item allows you to disable or enable the CFG Lock. CPU Thermal Throttling Enable CPU internal thermal control mechanisms to keep the CPU from overheat- ing. 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 multiple virtual systems.
  • Page 58: Chipset Configuration

    B250M Pro4 4.6.2 Chipset Configuration Primary Graphics Adapter Select a primary VGA. Top Of Lower Usable Dram Maximum Value of TOLUD. Dynamic assignment would adjust TOLUD automatically based on largest MMIO length of installed graphic controller. VT-d Intel® Virtualization Technology for Directed I/O helps your virtual machine...
  • Page 59 Select Enable for enhanced PCI Express power saving in OS. PCIE ASPM Support This option enables/disables the ASPM support for all CPU downstream devices. PCH PCIE ASPM Support This option enables/disables the ASPM support for all PCH PCIE devices. DMI ASPM Support This option enables/disables the control of ASPM on CPU side of the DMI Link.
  • Page 60 B250M Pro4 Deep Sleep Configure deep sleep mode for power saving when the computer is shut down. Restore on AC/Power Loss Select the power state after a power failure. If [Power Off] is selected, the power will remain off when the power recovers. If [Power On] is selected, the system will start...
  • Page 61: Storage Configuration

    4.6.3 Storage Configuration SATA Controller(s) Enable/disable the SATA controllers. SATA Controller Speed Indicates the maximum speed the SATA controller can support. SATA Aggressive Link Power Management SATA Aggressive Link Power Management allows SATA devices to enter a low power state during periods of inactivity to save power. It is only supported by AHCI mode.
  • Page 62: Super Io Configuration

    B250M Pro4 4.6.4 Super IO Configuration Serial Port Enable or disable the Serial port. Serial Port Address Select the address of the Serial port. Parallel Port Enable or disable the Parallel port. Change Settings Select the address of the Parallel port.
  • Page 63: Acpi Configuration

    4.6.5 ACPI Configuration Suspend to RAM Select disable for ACPI suspend type S1. It is recommended to select auto for ACPI S3 power saving. ACPI HEPT Table Enable the High Precision Event Timer for better performance. PS/2 Keyboard Power On Allow the system to be waked up by a PS/2 Keyboard.
  • Page 64 B250M Pro4 USB Mouse Power On Allow the system to be waked up by an USB mouse.
  • Page 65: Usb Configuration

    4.6.6 USB Configuration Legacy USB Support Enable or disable Legacy OS Support for USB 2.0 devices. If you encounter USB compatibility issues it is recommended to disable legacy USB support. Select UEFI Setup Only to support USB devices under the UEFI setup and Windows/Linux operating systems only.
  • Page 66: Trusted Computing

    B250M Pro4 4.6.7 Trusted Computing Security Device Support Enable or disable BIOS support for security device.
  • Page 67: Tools

    4.7 Tools UEFI Tech Service Contact ASRock Tech Service if you are having trouble with your PC. Please setup network configuration before using UEFI Tech Service. Easy Driver Installer For users that don’t have an optical disk drive to install the drivers from our support...
  • Page 68 Save UEFI files in your USB storage device and run Instant Flash to update your UEFI. Internet Flash - DHCP (Auto IP), Auto ASRock Internet Flash downloads and updates the latest UEFI firmware version from our servers for you. Please setup network configuration before using Internet Flash.
  • Page 69 Network Configuration Use this to configure internet connection settings for Internet Flash. Internet Setting Enable or disable sound effects in the setup utility. UEFI Download Server Select a server to download the UEFI firmware.
  • Page 70: Hardware Health Event Monitoring Screen

    B250M Pro4 4.8 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 voltage. Fan-Tastic Tuning Select a fan mode for CPU Fan, or choose Customize to set 5 CPU temperatures and assign a respective fan speed for each temperature.
  • Page 71 Chassis Fan 2 Temp Source Select a fan temperature source for Chassis Fan 2. Over Temperature Protection When Over Temperature Protection is enabled, the system automatically shuts down when the motherboard is overheated. Case Open Feature Enable or disable Case Open Feature to detect whether the chassis cover has been removed.
  • Page 72: Security Screen

    B250M Pro4 4.9 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 authority to change the settings in the UEFI Setup Utility.
  • Page 73: Boot Screen

    4.10 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 Allow the system to be waked up by the onboard LAN. Setup Prompt Timeout Configure the number of seconds to wait for the setup hot key.
  • Page 74 B250M Pro4 Boot Failure Guard Message If the computer fails to boot for a number of times the system automatically restores the default settings.
  • Page 75 CSM (Compatibility Support Module) Enable to launch the Compatibility Support Module. Please do not disable unless you’re running a WHCK test. If you are using Windows 8.1 64-bit and all of your devices support UEFI, you may also disable CSM for faster boot speed. Launch PXE OpROM Policy Select UEFI only to run those that support UEFI option ROM only.
  • Page 76: Exit Screen

    B250M Pro4 4.11 Exit Screen Save Changes and Exit When you select this option the following message, “Save configuration changes and exit setup?” will pop out. Select [OK] to save changes and exit the UEFI SETUP UTILITY. Discard Changes and Exit When you select this option the following message, “Discard changes and exit...
  • Page 77 Contact Information If you need to contact ASRock or want to know more about ASRock, you’re welcome to visit ASRock’s website at http://www.asrock.com; or you may contact your dealer for further information. For technical questions, please submit a support request form at http://www.asrock.com/support/tsd.asp...

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