Asus A55BM-PLUS User Manual
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Asus A55BM-PLUS User Manual

A55bm-plus user's manual
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  • Page 1 A55BM-PLUS...
  • Page 2 Product warranty or service will not be extended if: (1) the product is repaired, modified or altered, unless such repair, modification of alteration is authorized in writing by ASUS; or (2) the serial number of the product is defaced or missing.

  • Page 3: Table Of Contents

    Contents Safety information ..................iv About this guide ..................iv Package contents ..................vi A55BM-PLUS specifications summary ............. vi Product introduction Before you proceed ..............1-1 Motherboard overview ..............1-2 Accelerated Processing Unit (APU) ........... 1-4 System memory ................1-8 Expansion slots ................

  • Page 4: Safety Information

    Safety information Electrical safety • To prevent electrical shock hazard, disconnect the power cable from the electrical outlet before relocating the system. • When adding or removing devices to or from the system, ensure that the power cables for the devices are unplugged before the signal cables are connected. If possible, disconnect all power cables from the existing system before you add a device.

  • Page 5: Conventions Used In This Guide

    Refer to the following sources for additional information and for product and software updates. ASUS websites The ASUS website provides updated information on ASUS hardware and software products. Refer to the ASUS contact information. Optional documentation Your product package may include optional documentation, such as warranty flyers, that may have been added by your dealer.

  • Page 6: Package Contents

    APUs. • The maximum 64GB memory capacity can be supported with 16GB or above DIMMs. ASUS will update the memory QVL once the DIMMs are available in the market. • Refer to www.asus.com for the latest Memory QVL (Qualified Vendors List).
  • Page 7 - ASUS TurboV EVO - ASUS AI Suite 3 - ASUS AI Charger+ - ASUS Anti Surge - ASUS UEFI BIOS EZ Mode featuring friendly graphics user interface - ASUS Network iControl* - ASUS USB 3.0 Boost - ASUS Disk Unlocker...

  • Page 8: Asus Quiet Thermal Solution

    BIOS features 64 Mb Flash ROM, UEFI AMI BIOS, PnP, DMI 2.0, WfM 2.0, SM BIOS 2.7, ACPI 2.0a, Multi-language BIOS, ASUS EZ Flash 2, ASUS CrashFreen BIOS 3, F12 Printscreen function, F3 Shortcut function and ASUS DRAM SPD (Serial Presence Detect) memory information...

  • Page 9: Product Introduction

    ON, in sleep mode, or in soft-off mode. This is a reminder that you should shut down the system and unplug the power cable before removing or plugging in any motherboard component. The illustration below shows the location of the onboard LED. SB_PWR A55BM-PLUS Standby Power Powered Off A55BM-PLUS Onboard LED ASUS A55BM-PLUS...

  • Page 10: Motherboard Overview

    Place six screws into the holes indicated by circles to secure the motherboard to the chassis. Do not overtighten the screws! Doing so can damage the motherboard. Place this side towards the rear of the chassis A55BM-PLUS Chapter 1: Product introduction...

  • Page 11: Motherboard Layout

    CHA_FAN2 CPU_FAN DIGI +VRM HDMI ATX12V MemOK! DRAM_LED USB34 USB3_12 1042 LAN_USB12 CHA_FAN1 A55BM-PLUS AUDIO PCIEX16_1 8111G PCIEX1_1 BATTERY Super ® PCI1 SPEAKER SB_PWR PCIEX16_2 887-VD2 BIOS F_PANEL CLRTC CHASSIS SPDIF_OUT USB910 USB78 USB56 SATA3G_1 SATA3G_2 SATA3G_3 AAFP ASUS A55BM-PLUS...

  • Page 12: Accelerated Processing Unit (Apu)

    Ensure that you use an APU designed for the FM2+ socket. The APU fits in only one correct orientation. DO NOT force the APU into the socket to prevent bending the pins and damaging the APU! A55BM-PLUS A55BM-PLUS CPU socket FM2+ Chapter 1: Product introduction...

  • Page 13: Apu Installation

    1.3.1 APU installation ASUS A55BM-PLUS...

  • Page 14: Apu Heatsink And Fan Assembly Installation

    1.3.2 APU heatsink and fan assembly installation Apply the Thermal Interface Material to the APU heatsink and APU before you install the heatsink and fan if necessary. To install the APU heatsink and fan assembly Chapter 1: Product introduction...
  • Page 15 To uninstall the APU heatsink and fan assembly ASUS A55BM-PLUS...

  • Page 16: System Memory

    Sockets Channel A DIMM_A1 and DIMM_A2 Channel B DIMM_B1 and DIMM_B2 A55BM-PLUS A55BM-PLUS 240-pin DDR3 DIMM sockets 1.4.2 Memory configurations You may install 1GB, 2GB, 4GB, and 8GB unbuffered non-ECC DDR3 DIMMs into the DIMM sockets. • You may install varying memory sizes in Channel A and Channel B. The system maps the total size of the lower-sized channel for the dual-channel configuration.

  • Page 17: Installing A Dimm

    • For system stability, use a more efficient memory cooling system to support a full memory load (4 DIMMs) or overclocking condition. • Visit the ASUS website at: www.asus.com for the latest QVL. 1.4.3 Installing a DIMM ASUS A55BM-PLUS...

  • Page 18: Expansion Slots

    To remove a DIMM Expansion slots In the future, you may need to install expansion cards. The following sub-sections describe the slots and the expansion cards that they support. Unplug the power cord before adding or removing expansion cards. Failure to do so may cause you physical injury and damage motherboard components.

  • Page 19: Pci Slot

    – – – – – ASMedia USB3.0 Controller – – shared – – – – – HD Audio Controller shared – – – – – – – Onboard VGA – shared – – – – – – ASUS A55BM-PLUS 1-11...

  • Page 20: Jumpers

    A55BM-PLUS Normal Clear RTC (Default) A55BM-PLUS Clear RTC RAM To erase the RTC RAM: Turn OFF the computer and unplug the power cord. Move the jumper cap from pins 1-2 (default) to pins 2-3. Keep the cap on pins 2-3 for about 5-10 seconds, then move the cap back to pins 1-2.

  • Page 21: Onboard Switches

    If the installed DIMMs still fail to boot after the whole tuning process, the DRAM_LED lights continuously. Replace the DIMMs with ones recommended in the Memory QVL (Qualified Vendors Lists) in this user manual or on the ASUS website at www.asus.com.

  • Page 22: Onboard Leds

    LED next to the error device will continue lighting up until the problem is solved. DRAM LED A55BM-PLUS A55BM-PLUS DRAM LED GPU Boost LED The GPU Boost LED lights up when the GPU Boost switch is turned on. GPU_LED A55BM-PLUS A55BM-PLUS GPU Boost LED Chapter 1: Product introduction 1-14...

  • Page 23: Connectors

    7.1-channel configurations, the function of this port becomes Front Speaker Out. Microphone port (pink). This port connects to a microphone. Refer to the audio configuration table on the next page for the function of the audio ports in 2.1, 4.1, 5.1 or 7.1-channel configuration. ASUS A55BM-PLUS 1-15...
  • Page 24 Audio 2.1, 4.1, 5.1 or 7.1-channel configuration Headset Port 4.1-channel 5.1-channel 7.1-channel 2.1-channel Light Blue Rear Speaker Rear Speaker Line In Rear Speaker Out (Rear panel) Front Speaker Front Speaker Front Speaker Lime (Rear panel) Line Out Pink (Rear panel) Mic In Mic In Bass/Center...

  • Page 25: Internal Connectors

    The CPU_FAN connector supports a CPU fan of maximum 2A (24W) fan power. • Only the 4-pin CPU_FAN and chassis fan support the ASUS Fan Xpert2 feature. Chassis intrusion connector (4-1 pin CHASSIS) This connector is for a chassis-mounted intrusion detection sensor or switch. Connect one end of the chassis intrusion sensor or switch cable to this connector.
  • Page 26 The system may become unstable or may not boot up if the power is inadequate. • If you are uncertain about the minimum power supply requirement for your system, refer to the Recommended Power Supply Wattage Calculator at http://support.asus. com/PowerSupplyCalculator/PSCalculator.aspx?SLanguage=en-us for details. Chapter 1: Product introduction 1-18...
  • Page 27 RAID 0, RAID 1, RAID 5, RAID 10 and JBOD configuration through the onboard controller. A55BM-PLUS A55BM-PLUS SATA 3.0Gb/s connectors • These connectors are set to AHCI mode by default. If you intend to create a Serial ATA RAID set using these connectors, set the type of the SATA connectors in the BIOS to [RAID].

  • Page 28: System Panel Connector

    PIN 1 A55BM-PLUS +HDD_LED RESET A55BM-PLUS System panel connector • System power LED (2-pin PWR_LED) This 2-pin connector is for the system power LED. Connect the chassis power LED cable to this connector. The system power LED lights up when you turn on the system power, and blinks when the system is in sleep mode.
  • Page 29 A55BM-PLUS HD-audio-compliant Legacy AC’97 pin definition compliant definition A55BM-PLUS Front panel audio connector • We recommend that you connect a high-definition front panel audio module to this connector to avail of the motherboard high-definition audio capability. • If you want to connect a high definition front panel audio module to this connector, set the Front Panel Type item in the BIOS to [HD].

  • Page 30: Tpm Connector

    USB56 A55BM-PLUS PIN 1 PIN 1 PIN 1 A55BM-PLUS USB2.0 connectors Never connect a 1394 cable to the USB connectors. Doing so will damage the motherboard! The USB 2.0 module is purchased separately. TPM connector (20-1 pin TPM) This connector supports a Trusted Platform Module (TPM) system, which can securely store keys, digital certificates, passwords and data.
  • Page 31 PIN 1 A55BM-PLUS A55BM-PLUS Serial port (COM) connector The COM module is purchased separately. LPT connector (26-1 pin LPT) The LPT (Line Printing Terminal) connector supports devices such as a printer. LPT is standardized as IEEE 1284, which is the parallel port interface on IBM PC-compatible computers.

  • Page 32: Software Support

    The contents of the Support DVD are subject to change at any time without notice. Visit the ASUS website at www.asus.com for updates. To run the Support DVD Place the Support DVD into the optical drive.

  • Page 33: Bios Information

    Managing and updating your BIOS Save a copy of the original motherboard BIOS file to a USB flash disk in case you need to restore the BIOS in the future. Copy the original motherboard BIOS using the ASUS Update utility.

  • Page 34: Asus Ez Flash

    2.1.2 ASUS EZ Flash 2 The ASUS EZ Flash 2 feature allows you to update the BIOS without using an OS-based utility. Before you start using this utility, download the latest BIOS file from the ASUS website at www.asus.com. To update the BIOS using EZ Flash 2: Insert the USB flash disk that contains the latest BIOS file to the USB port.

  • Page 35: Asus Crashfree Bios 3 Utility

    2.1.3 ASUS CrashFree BIOS 3 utility The ASUS CrashFree BIOS 3 is an auto recovery tool that allows you to restore the BIOS file when it fails or gets corrupted during the updating process. You can restore a corrupted BIOS file using the motherboard support DVD or a USB flash drive that contains the updated BIOS file.
  • Page 36 Insert the DOS-bootable USB flash drive with the latest BIOS file and BIOS Updater to your computer’s USB port. Boot your computer. When the ASUS Logo appears, press <F8> to show the BIOS Boot Device Select Menu. Select the USB flash drive as the boot device. The DOS screen appears.
  • Page 37 Ensure to load the BIOS default settings to ensure system compatibility and stability. Select the Load Optimized Defaults item under the Exit menu. Refer to section 2.10 Exit menu for details. • Ensure to connect all SATA hard disk drives after updating the BIOS file if you have disconnected them. ASUS A55BM-PLUS...

  • Page 38: Bios Setup Program

    BIOS setup program Use the BIOS Setup program to update the BIOS or configure its parameters. The BIOS screens include navigation keys and brief online help to guide you in using the BIOS Setup program. Entering BIOS Setup at startup To enter BIOS Setup at startup: •...

  • Page 39: Advanced Mode

    The Advanced Mode provides advanced options for experienced end-users to configure the BIOS settings. The figure below shows an example of the Advanced Mode. Refer to the following sections for the detailed configurations. To access the EZ Mode, click Exit, then select ASUS EZ Mode. ASUS A55BM-PLUS...

  • Page 40: Menu Bar

    Back button Menu items Menu bar Configuration fields General help Last modified Navigation keys settings Quick Scroll bar note Menu bar The menu bar on top of the screen has the following main items: My Favorites For saving the frequently-used system settings and configuration Main For changing the basic system configuration Ai Tweaker...

  • Page 41: My Favorites

    This button allows you to enter notes of the activities that you have done in BIOS. Last Modified button This button shows the items that you last modified and saved in BIOS Setup. My Favorites MyFavorites is your personal space where you can easily save and access your favorite BIOS items. ASUS A55BM-PLUS...

  • Page 42: Main Menu

    Adding items to My Favorites To add frequently-used BIOS items to My Favorites: Use the arrow keys to select an item that you want to add. When using a mouse, hover the pointer to the item. Press <F4> on your keyboard or right-click on your mouse to add the item to My Favorites page.

  • Page 43: Administrator Password

    To clear the user password, follow the same steps as in changing a user password, but press <Enter> when prompted to create/confirm the password. After you clear the password, the User Password item on top of the screen shows Not Installed. ASUS A55BM-PLUS 2-11...

  • Page 44: Ai Tweaker Menu

    Ai Tweaker menu The Ai Tweaker menu items allow you to configure overclocking-related items. Be cautious when changing the settings of the Ai Tweaker menu items. Incorrect field values can cause the system to malfunction. The configuration options for this section vary depending on the CPU and DIMM model you installed on the motherboard.
  • Page 45 This item appears only when The EPU Power Saving Mode is set to [Enabled] and allows you to set power saving mode. Configuration options: [Auto] [Light Power Saving Mode] [Medium Power Saving Mode] [Max Power Saving Mode] ASUS A55BM-PLUS 2-13...

  • Page 46: Dram Timing Control

    2.5.6 GPU Boost [Auto] [Auto] Automatic configuration. [Turbo Mode] Set to [Turbo Mode] to achieve better 3D performance. [Extreme Mode] Set to [Extreme Mode] for the excellent visual experience. [Manual Mode] Set to [Manual Mode] if you want to manually select the desired GPU Engine frequency.
  • Page 47 (Extreme). Configuration options: [Auto] [Regular] [Medium] [High] [Extreme] The actual performance boost may vary depending on your CPU specifiation. CPU/NB Load Line Calibration [Auto] Allows you to select the CPU/NB Load-Line Calibration mode. Configuration options: [Auto] [Regular] [High] [Extreme] ASUS A55BM-PLUS 2-15...
  • Page 48 Reducing phase number under light system loading to increase VRM efficiency. [Standard] Proceeds phase control depending on the CPU loading. [Optimized] Loads the ASUS optimized phase tuning profile. [Extreme] Proceeds the full phase mode. [Manual Adjustment] Allows manual adjustment.

  • Page 49: Advanced Menu

    Disables the CPB (Core Performance Boost) mode or set it to [Auto] for automatic configuration. Configuration options: [Disabled] [Auto] C6 Mode [Enabled] Enables or disables C6 mode. Configuration options: [Enabled] [Disabled] IOMMU [Disabled] Set this item to [Enabled] to show IOMMU Mode. Configuration options: [Enabled] [Disabled] ASUS A55BM-PLUS 2-17...

  • Page 50: Sata Configuration

    Bank Interleaving [Enabled] Enables or disables the bank memory interleaving. Configuration options: [Enabled] [Disabled] Channel Interleaving [Enabled] Enables or disables the channel memory interleaving. Configuration options: [Enabled] [Disabled] Core Leveling Mode [Automatic mode] Allows you to change the number of working Compute Unit on the system. Configuration options: [Automatic mode] [One core per processor] [One Compute Unit] [One core per Compute Unit] 2.6.2...

  • Page 51: Usb Configuration

    USB support is disabled. EHCI Hand-off [Disabled] [Enabled] Enables the support for operating systems without an EHCI hand-off feature. [Disabled] Disables the function. USB Single Port Control Allows you to enable/disable individual USB ports. ASUS A55BM-PLUS 2-19...
  • Page 52 2.6.4 NB Configuration IGFX Multi-Monitor [Disabled] Enables or disables the Internal Graphics Device Multi-Monitor support for add-on VGA devices. And the memory size of Internal Graphics Device will keep memory reserved. Configuration options: [Disabled] [Enabled] The IGFX Multi-Monitor item must be enabled before using AMD Dual Graphics ®...

  • Page 53: Onboard Devices Configuration

    Disables the controller. Asmedia USB 3.0 Battery Charging Support [Disabled] This item appears only when the Asmedia USB 3.0 Controller item is set to [Enabled]. [Enabled] Enables the Asmedia USB 3.0 battery charging function. [Disabled] Disables this function ASUS A55BM-PLUS 2-21...

  • Page 54: Serial Port Configuration

    Serial Port Configuration The sub-items in this menu allow you to set the serial port configuration. Serial Port [Enabled] Allows you to enable or disable the serial port (COM).Configuration options: [Enabled] [Disabled] Change Settings [IO=3F8h; IRQ=4] This item appears only when you set the Serial Port to [Enabled] and allows you to select the Serial Port base address.
  • Page 55 RTC alarm time (days). When you set the time to zero, the RTC alarms everyday. Use <+> and <-> keys to adjust the time. - Hour / - Minute / - Second Allows you to set the RTC alarm time. Use <+> and <-> keys to adjust the time. ASUS A55BM-PLUS 2-23...

  • Page 56: Network Stack

    2.6.7 Network Stack Network Stack [Disabled] This item allows user to disable or enable the UEFI network stack. Configuration options: [Disabled] [Enabled] The following two items appear only when you set the previous item to [Enabled]. Ipv4 PXE Support [Enabled] This item allows user to disable or enable the Ipv4 PXE Boot support.

  • Page 57: Monitor Menu

    Monitor menu The Monitor menu displays the system temperature/power status, and allows you to change the fan settings. Scroll down to display the following items: ASUS A55BM-PLUS 2-25...
  • Page 58 2.7.1 CPU Temperature / MB Temperature [xxxºC/xxxºF] The onboard hardware monitor automatically detects and displays the CPU and motherboard temperatures. Select Ignore if you do not wish to display the detected temperatures. 2.7.2 CPU / Chassis Fan1~2 Speed [xxxx RPM] or [Ignore] / [N/A] The onboard hardware monitor automatically detects and displays the CPU / chassis fan speeds in rotations per minute (RPM).
  • Page 59 Use the <+> and <-> keys to adjust the minimum chassis fan duty cycle. The values range from 60% to 100%. When the chassis temperature is under 40ºC, the chassis fan will operate at the minimum duty cycle. ASUS A55BM-PLUS 2-27...

  • Page 60: Boot Menu

    2.7.6 Anti Surge Support [Auto] This item allows you to enable or disable the Anti Surge function. Configuration options: [Auto] [Disabled] [Enabled] Boot menu The Boot menu items allow you to change the system boot options. Scroll down to display the following items: 2-28 Chapter 2: BIOS information...
  • Page 61 Select to load the network stack driver during POST. Next Boot after AC Power Loss [Normal Boot] [Normal Boot] Returns to normal boot on the next boot after AC power loss. [Fast Boot] Accelerates the boot speed on the next boot after AC power loss. ASUS A55BM-PLUS 2-29...
  • Page 62 2.8.2 Boot Logo Display [Enabled] Boot Logo Display [Auto] [Auto] Adjust automatically for Windows® requrement. [Full Screen] Maximize the boot logo size. [Disabled] Hide the logo during POST. POST Delay Time [3 sec] This item appears only when you set Boot Logo Display to [Enabled]. This item allows you to select the desired additional POST waiting time to easily enter the BIOS setup.

  • Page 63: Secure Boot

    [Other OS] Get the optimized function when booting on Windows non-UEFI mode, Windows Vista/XP, ® ® or other Microsoft Secure Boot non-compliant ® OS. Only on Windows UEFI mode that Microsoft ® ® Secure Boot can function properly. ASUS A55BM-PLUS 2-31...

  • Page 64: Key Management

    Secure Boot Mode [Standard] This item appears only when you set the OS Type to [Windows UEFI]. Configuration option: [Standard] [Custom] The following item appears when OS Type is set to [Windows UEFI mode]. Key Management This item appears only when you set Secure Boot Mode to [Custom]. It allows you to manage the Secure Boot keys.
  • Page 65 Append DBX from file Allows you to load the additional DBX from a storage device so that more db’s images cannot be loaded. The DBX file must be formatted as a UEFI variable structure with time-based authenticated variable. ASUS A55BM-PLUS 2-33...

  • Page 66: Boot Option Priorities

    • To select the boot device during system startup, press <F8> when ASUS Logo appears. • To access Windows OS in Safe Mode, press <F8> after POST.

  • Page 67: Tools Menu

    <Enter> to display the submenu. 2.9.1 ASUS EZ Flash 2 Utility Allows you to run ASUS EZ Flash 2. Press [Enter] to launch the ASUS EZ Flash 2 screen. For more details, see section 2.1.2 ASUS EZ Flash 2. 2.9.2...

  • Page 68: Exit Menu

    This option allows you to exit the Setup program without saving your changes. When you select this option or if you press <Esc>, a confirmation window appears. Select Yes to discard changes and exit. ASUS EZ Mode This option allows you to enter the EZ Mode screen. Launch EFI Shell from filesystem device This option allows you to attempt to launch the UEFI Shell application (shellx64.efi) from one...

  • Page 69: Appendices

    Cet appareil est conforme aux normes CNR exemptes de licence d’Industrie Canada. Le fonctionnement est soumis aux deux conditions suivantes : (1) cet appareil ne doit pas provoquer d’interférences et (2) cet appareil doit accepter toute interférence, y compris celles susceptibles de provoquer un fonctionnement non souhaité de l’appareil. ASUS A55BM-PLUS...

  • Page 70: Canadian Department Of Communications Statement

    ASUS Recycling/Takeback Services ASUS recycling and takeback programs come from our commitment to the highest standards for protecting our environment. We believe in providing solutions for you to be able to responsibly recycle our products, batteries, other components as well as the packaging materials.

  • Page 71: Asus Contact Information

    +1-812-282-3777 +1-510-608-4555 Web site usa.asus.com Technical Support Telephone +1-812-282-2787 Support fax +1-812-284-0883 Online support support.asus.com ASUS COMPUTER GmbH (Germany and Austria) Address Harkort Str. 21-23, D-40880 Ratingen, Germany +49-2102-959911 Web site www.asus.de Online contact www.asus.de/sales Technical Support Telephone +49-1805-010923* Support Fax...
  • Page 72 Appendices...

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