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Contents Safety information...iv About this guide...iv Package contents...vi A55BM-A/USB3 specifications summary vi Product introduction 1.1 Before you proceed 1-1 1.2 Motherboard overview 1-2 1.3 Accelerated Processing Unit (APU 1-4 1.4 System memory 1-7 1.5 Expansion slots 1-10 1.6 Jumpers...1-11 1.7 Connectors 1-13 1.8 Software support 1-21 BIOS information 2.1 Managing and updating your...2-10 2.5 Ai Tweaker menu 2-11 2.6 Advanced menu 2-12 2.7 Monitor menu 2-12 2.8 Boot menu 2-13 2.9 Tools menu 2-14 2.10 Exit menu...2-14 Appendices Notices...A-1 ASUS contact information A-4 iii
Contents Safety information...iv About this guide...iv Package contents...vi A55BM-A/USB3 specifications summary vi Product introduction 1.1 Before you proceed 1-1 1.2 Motherboard overview 1-2 1.3 Accelerated Processing Unit (APU 1-4 1.4 System memory 1-7 1.5 Expansion slots 1-10 1.6 Jumpers...1-11 1.7 Connectors 1-13 1.8 Software support 1-21 BIOS information 2.1 Managing and updating your...2-10 2.5 Ai Tweaker menu 2-11 2.6 Advanced menu 2-12 2.7 Monitor menu 2-12 2.8 Boot menu 2-13 2.9 Tools menu 2-14 2.10 Exit menu...2-14 Appendices Notices...A-1 ASUS contact information A-4 iii
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...that your power supply is organized This guide contains the following parts: • Chapter 1: Product introduction This chapter describes the features of the motherboard and the new technology it supports. • Chapter 2: BIOS information This chapter tells how to change system settings through the BIOS Setup ...in any damage, contact your dealer immediately. • To avoid short circuits, keep paper clips, screws, and staples away from the motherboard, ensure that all the manuals that came with the product, contact a qualified service technician or your retailer. If you are not ...
...that your power supply is organized This guide contains the following parts: • Chapter 1: Product introduction This chapter describes the features of the motherboard and the new technology it supports. • Chapter 2: BIOS information This chapter tells how to change system settings through the BIOS Setup ...in any damage, contact your dealer immediately. • To avoid short circuits, keep paper clips, screws, and staples away from the motherboard, ensure that all the manuals that came with the product, contact a qualified service technician or your retailer. If you are not ...
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...® 32-bit operating system may only recognize less than 3GB. resolution 1920 x 1200@60Hz Supports Dual-link DVI with max. Package contents Check your motherboard package for the following items. Motherboard Cables Accessories Application DVD Documentation ASUS A55BM-A/USB3 motherboard 2 x Serial ATA 3.0 Gb/s cables 1 x I/O Shield Support DVD User Guide If any of the above DIMMs...
...® 32-bit operating system may only recognize less than 3GB. resolution 1920 x 1200@60Hz Supports Dual-link DVI with max. Package contents Check your motherboard package for the following items. Motherboard Cables Accessories Application DVD Documentation ASUS A55BM-A/USB3 motherboard 2 x Serial ATA 3.0 Gb/s cables 1 x I/O Shield Support DVD User Guide If any of the above DIMMs...
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...-Quality 5K-Hour Solid Capacitors - 2.5x Longer Lifespan with excellent durability ASUS Stainless Steel Back I /O to support an 8-channel audio output. A55BM-A/USB3 specifications summary Storage / RAID LAN Audio USB ASUS unique features AMD® A55 FCH: - 6 x Serial ATA 3.0Gb/s connectors ...USB 3.0/2.0/1.1 ports (at the back panel) - 6 x USB 2.0/1.1 ports (4 ports at the mid-board, 2 ports at the back panel) ASUS 5X Protection - ASUS motherboards safeguard your PC with 5X Protection: DIGI+VRM, DRAM Fuse, ESD Guards, High-Quality 5K-Hour Solid Capacitors, and Stainless Steel Back I /O...
...-Quality 5K-Hour Solid Capacitors - 2.5x Longer Lifespan with excellent durability ASUS Stainless Steel Back I /O to support an 8-channel audio output. A55BM-A/USB3 specifications summary Storage / RAID LAN Audio USB ASUS unique features AMD® A55 FCH: - 6 x Serial ATA 3.0Gb/s connectors ...USB 3.0/2.0/1.1 ports (at the back panel) - 6 x USB 2.0/1.1 ports (4 ports at the mid-board, 2 ports at the back panel) ASUS 5X Protection - ASUS motherboards safeguard your PC with 5X Protection: DIGI+VRM, DRAM Fuse, ESD Guards, High-Quality 5K-Hour Solid Capacitors, and Stainless Steel Back I /O...
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... OFF Standby Power Powered Off A55BM-A/USB3 Onboard LED ASUS A55BM-A/USB3 1-1 Standby Power LED The motherboard comes with the component. • Before you install or remove any component, ensure that the ATX power supply is switched off or the ... components. The illustration below shows the location of the following precautions before you install motherboard components or change any motherboard settings. • Unplug the power cord from the wall socket before removing or plugging in any motherboard component. Failure to do so may cause severe damage to indicate that the system ...
... OFF Standby Power Powered Off A55BM-A/USB3 Onboard LED ASUS A55BM-A/USB3 1-1 Standby Power LED The motherboard comes with the component. • Before you install or remove any component, ensure that the ATX power supply is switched off or the ... components. The illustration below shows the location of the following precautions before you install motherboard components or change any motherboard settings. • Unplug the power cord from the wall socket before removing or plugging in any motherboard component. Failure to do so may cause severe damage to indicate that the system ...
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...power cord before installing or removing the motherboard. Doing so can cause you physical injury and damage motherboard components. 1.2.1 Placement direction When installing the motherboard, ensure that you place it . 1.2 Motherboard overview Before you install the motherboard, study the configuration of your chassis ... six screws into the holes indicated by circles to secure the motherboard to do so can damage the motherboard. The edge with external ports goes to the rear part of the chassis A55BM-A/USB3 1-2 Chapter 1: Product introduction Failure to the chassis. Place this...
...power cord before installing or removing the motherboard. Doing so can cause you physical injury and damage motherboard components. 1.2.1 Placement direction When installing the motherboard, ensure that you place it . 1.2 Motherboard overview Before you install the motherboard, study the configuration of your chassis ... six screws into the holes indicated by circles to secure the motherboard to do so can damage the motherboard. The edge with external ports goes to the rear part of the chassis A55BM-A/USB3 1-2 Chapter 1: Product introduction Failure to the chassis. Place this...
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...11. 1.2.3 Motherboard layout 1 2 3 4 5 18.3cm(7.2in) KBMS HDMI ATX12V DIGI +VRM CPU_FAN CHA_FAN DDR3 DIMM_A1 (64bit, 240-pin module) DDR3 DIMM_B1 (64bit, 240-pin module) DVI_VGA SOCKET FM2+ 22.6cm(8.9in) USB3_12 EATXPWR KB_USBWB LAN_USB12 ASM 1042 2 AUDIO A55BM-A/USB3 6 RTL ... and chassis fan connectors (4-pin CPU_FAN and 4-pin CHA_FAN) 5. SATA 3.0Gb/s connectors (7-pin SATA3G_1~6) 8. Front panel audio connector (10-1 pin AAFP) ASUS A55BM-A/USB3 Page 1-12 1-16 1-4 1-15 1-7 1-18 1-17 1-18 1-20 1-11 1-12 1-19 1-20 1-1 1-19 1-3 Serial port connector (10-1 pin...
...11. 1.2.3 Motherboard layout 1 2 3 4 5 18.3cm(7.2in) KBMS HDMI ATX12V DIGI +VRM CPU_FAN CHA_FAN DDR3 DIMM_A1 (64bit, 240-pin module) DDR3 DIMM_B1 (64bit, 240-pin module) DVI_VGA SOCKET FM2+ 22.6cm(8.9in) USB3_12 EATXPWR KB_USBWB LAN_USB12 ASM 1042 2 AUDIO A55BM-A/USB3 6 RTL ... and chassis fan connectors (4-pin CPU_FAN and 4-pin CHA_FAN) 5. SATA 3.0Gb/s connectors (7-pin SATA3G_1~6) 8. Front panel audio connector (10-1 pin AAFP) ASUS A55BM-A/USB3 Page 1-12 1-16 1-4 1-15 1-7 1-18 1-17 1-18 1-20 1-11 1-12 1-19 1-20 1-1 1-19 1-3 Serial port connector (10-1 pin...
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1.3 Accelerated Processing Unit (APU) This motherboard comes with an FM2+ socket designed for the FM2+ socket. DO NOT force the APU into the socket to prevent bending the pins and damaging the APU! 1.3.1 Installing the APU 1 2 1-4 Chapter 1: Product introduction A55BM-A/USB3 A55BM-A/USB3 CPU socket FM2+ Ensure that you use an APU designed for AMD® A-series accelerated processors with AMD® Radeon™ HD 7000/8000 series graphics. The APU fits in only one correct orientation.
1.3 Accelerated Processing Unit (APU) This motherboard comes with an FM2+ socket designed for the FM2+ socket. DO NOT force the APU into the socket to prevent bending the pins and damaging the APU! 1.3.1 Installing the APU 1 2 1-4 Chapter 1: Product introduction A55BM-A/USB3 A55BM-A/USB3 CPU socket FM2+ Ensure that you use an APU designed for AMD® A-series accelerated processors with AMD® Radeon™ HD 7000/8000 series graphics. The APU fits in only one correct orientation.
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A DDR3 module has the same physical dimensions as a DDR2 DIMM but is notched differently to prevent installation on a DDR2 DIMM socket. DDR3 modules are developed for better performance with two Double Data Rate 3 (DDR3) Dual Inline Memory Modules (DIMM) sockets. 1.4 System memory 1.4.1 Overview The motherboard comes with less power consumption. The figure illustrates the location of the DDR3 DIMM sockets: DIMM_A1 DIMM_B1 A55BM-A/USB3 Channel Channel A Channel B Sockets DIMM_A1 DIMM_B1 A55BM-A/USB3 240-pin DDR3 DIMM sockets ASUS A55BM-A/USB3 1-7
A DDR3 module has the same physical dimensions as a DDR2 DIMM but is notched differently to prevent installation on a DDR2 DIMM socket. DDR3 modules are developed for better performance with two Double Data Rate 3 (DDR3) Dual Inline Memory Modules (DIMM) sockets. 1.4 System memory 1.4.1 Overview The motherboard comes with less power consumption. The figure illustrates the location of the DDR3 DIMM sockets: DIMM_A1 DIMM_B1 A55BM-A/USB3 Channel Channel A Channel B Sockets DIMM_A1 DIMM_B1 A55BM-A/USB3 240-pin DDR3 DIMM sockets ASUS A55BM-A/USB3 1-7
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.... To operate at the vendor-marked or at a lower frequency than the vendor-marked value. For effective use a more memory on the motherboard. • This motherboard does not support DIMMs made up of 512Mb (64MB) chips or less. • The maximum 32GB memory capacity can be supported with the...ECC DDR3 DIMMs into the DIMM sockets. • You may operate at a higher frequency, refer to www.asus.com for single-channel operation. • Always install DIMMs with 16GB or above DIMMs. ASUS will update the memory QVL once the DIMMs are using a 32-bit Windows® OS. - The ...
.... To operate at the vendor-marked or at a lower frequency than the vendor-marked value. For effective use a more memory on the motherboard. • This motherboard does not support DIMMs made up of 512Mb (64MB) chips or less. • The maximum 32GB memory capacity can be supported with the...ECC DDR3 DIMMs into the DIMM sockets. • You may operate at a higher frequency, refer to www.asus.com for single-channel operation. • Always install DIMMs with 16GB or above DIMMs. ASUS will update the memory QVL once the DIMMs are using a 32-bit Windows® OS. - The ...
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... PCI slot supports cards such as a LAN card, SCSI card, USB card, and other cards that they support. Remove the system unit cover (if your motherboard is completely seated on shared slots, ensure that the drivers support "Share IRQ" or that you may cause you removed earlier. 6. The following sub‑...;sections describe the slots and the expansion cards that comply with the screw you physical injury and damage motherboard components. 1.5.1 Installing an expansion card To install an expansion card: 1.
... PCI slot supports cards such as a LAN card, SCSI card, USB card, and other cards that they support. Remove the system unit cover (if your motherboard is completely seated on shared slots, ensure that the drivers support "Share IRQ" or that you may cause you removed earlier. 6. The following sub‑...;sections describe the slots and the expansion cards that comply with the screw you physical injury and damage motherboard components. 1.5.1 Installing an expansion card To install an expansion card: 1.
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... that comply with the PCI Express specifications. 1.5.5 PCI Express x16 slot This motherboard supports one PCI Express 3.0/2.0 x16 graphics cards that comply with the PCI Express specifications. HD audio shared - - - - - - - A55BM-A/USB3 CLRTC 12 23 Normal (Default) Clear RTC A55BM-A/USB3 Clear RTC RAM ASUS A55BM-A/USB3 1-11 shared - - - - - 1.6 Jumpers Clear RTC RAM (3-pin CLRTC) This jumper allows...
... that comply with the PCI Express specifications. 1.5.5 PCI Express x16 slot This motherboard supports one PCI Express 3.0/2.0 x16 graphics cards that comply with the PCI Express specifications. HD audio shared - - - - - - - A55BM-A/USB3 CLRTC 12 23 Normal (Default) Clear RTC A55BM-A/USB3 Clear RTC RAM ASUS A55BM-A/USB3 1-11 shared - - - - - 1.6 Jumpers Clear RTC RAM (3-pin CLRTC) This jumper allows...
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...output RGB Signal to the fan connectors. These are not jumpers! PS/2 Keyboard port (purple). Insufficient air flow inside the system may damage the motherboard components. HDMI port. CPU and chassis fan connectors (4-pin CPU_FAN, and 4-pin CHA_FAN) Connect the fan cables to the fan connectors on the ... DVI-D compatible device. DVI-D port. CPU FAN PWM CPU FAN IN CPU FAN PWR GND CHA FAN PWM CHA FAN IN CHA FAN PWR GND ASUS A55BM-A/USB3 1-15 9. This port is for a High-Definition Multimedia Interface (HDMI) connector, and is HDCP compliant allowing playback of HD DVD, Blu-ray,...
...output RGB Signal to the fan connectors. These are not jumpers! PS/2 Keyboard port (purple). Insufficient air flow inside the system may damage the motherboard components. HDMI port. CPU and chassis fan connectors (4-pin CPU_FAN, and 4-pin CHA_FAN) Connect the fan cables to the fan connectors on the ... DVI-D compatible device. DVI-D port. CPU FAN PWM CPU FAN IN CPU FAN PWR GND CHA FAN PWM CHA FAN IN CHA FAN PWR GND ASUS A55BM-A/USB3 1-15 9. This port is for a High-Definition Multimedia Interface (HDMI) connector, and is HDCP compliant allowing playback of HD DVD, Blu-ray,...
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... AC`97 audio standard. 6. Connect one end of the motherboard high-definition audio capability. • If you want to connect a high definition front panel audio module to this connector. ASUS A55BM-A/USB3 1-19 Digital audio connector (4-1 pin SPDIF_OUT) This connector is... for an additional Sony/Philips Digital Interface (S/PDIF) port. +5V SPDIFOUT GND A55BM-A/USB3 SPDIF_OUT A55BM-A/USB3 Digital audio connector The S/PDIF module is for a ...
... AC`97 audio standard. 6. Connect one end of the motherboard high-definition audio capability. • If you want to connect a high definition front panel audio module to this connector. ASUS A55BM-A/USB3 1-19 Digital audio connector (4-1 pin SPDIF_OUT) This connector is... for an additional Sony/Philips Digital Interface (S/PDIF) port. +5V SPDIFOUT GND A55BM-A/USB3 SPDIF_OUT A55BM-A/USB3 Digital audio connector The S/PDIF module is for a ...
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... to a slot opening at the back of the system chassis. COM PIN 1 RXD DTR DSR CTS DCD TXD GND RTS RI A55BM-A/USB3 A55BM-A/USB3 Serial port connectors The COM module is purchased separately. 9. Serial port connector (10-1 pin COM) This connector is for USB 2.0... USB_P3USB_P3+ GND NC A55BM-A/USB3 PIN 1 PIN 1 USB+5V USB_P6USB_P6+ GND USB+5V USB_P4USB_P4+ GND A55BM-A/USB3 USB2.0 connectors Never connect a 1394 cable to 480Mbps connection speed. USB 2.0 connectors (10-1 pin USB34, USB56) These connectors are for a serial (COM) port. Doing so will damage the motherboard! 8.
... to a slot opening at the back of the system chassis. COM PIN 1 RXD DTR DSR CTS DCD TXD GND RTS RI A55BM-A/USB3 A55BM-A/USB3 Serial port connectors The COM module is purchased separately. 9. Serial port connector (10-1 pin COM) This connector is for USB 2.0... USB_P3USB_P3+ GND NC A55BM-A/USB3 PIN 1 PIN 1 USB+5V USB_P6USB_P6+ GND USB+5V USB_P4USB_P4+ GND A55BM-A/USB3 USB2.0 connectors Never connect a 1394 cable to 480Mbps connection speed. USB 2.0 connectors (10-1 pin USB34, USB56) These connectors are for a serial (COM) port. Doing so will damage the motherboard! 8.
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... automatically displays the Specials screen which contains the unique features of the Support DVD are subject to your hardware. • Motherboard settings and hardware options vary. ASUS A55BM-A/USB3 1-21 Refer to change at www.asus.com for updates. Click Drivers, Utilities, Make Disk, Manual, Contact and Specials tabs to run the Support DVD Place...
... automatically displays the Specials screen which contains the unique features of the Support DVD are subject to your hardware. • Motherboard settings and hardware options vary. ASUS A55BM-A/USB3 1-21 Refer to change at www.asus.com for updates. Click Drivers, Utilities, Make Disk, Manual, Contact and Specials tabs to run the Support DVD Place...
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... select the BIOS from file Click to select a boot logo Click to restore the BIOS in the future. ASUS A55BM-A/USB3 2-1 Click to automatically update your motherboard's driver, software and firmware Model Name: H81-PLUS Version:0203 Release Date: 05/28/2013 File: H81-PLUS..., click EZ Update on the AI Suite 3 main menu bar. Copy the original motherboard BIOS using the ASUS Update utility. 2.1.1 EZ Update EZ Update is a utility that allows you to automatically update your motherboard's softwares, drivers and the BIOS version easily. BIOS information 2.1 Managing and updating your...
... select the BIOS from file Click to select a boot logo Click to restore the BIOS in the future. ASUS A55BM-A/USB3 2-1 Click to automatically update your motherboard's driver, software and firmware Model Name: H81-PLUS Version:0203 Release Date: 05/28/2013 File: H81-PLUS..., click EZ Update on the AI Suite 3 main menu bar. Copy the original motherboard BIOS using the ASUS Update utility. 2.1.1 EZ Update EZ Update is a utility that allows you to automatically update your motherboard's softwares, drivers and the BIOS version easily. BIOS information 2.1 Managing and updating your...
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...‑based utility. You can restore a corrupted BIOS file using the motherboard support DVD or a USB flash drive that allows you start using this utility, download the latest BIOS file from the ASUS website at www.asus.com. Press to switch to the Drive field. 4. Reboot the system... not be the latest version. Press to switch to the Folder Info field. 6. Before you to prevent system boot failure! 2.1.3 ASUS CrashFree BIOS 3 utility The ASUS CrashFree BIOS 3 is done. • This function supports USB flash disks with FAT 32/16 format and single partition only. •...
...‑based utility. You can restore a corrupted BIOS file using the motherboard support DVD or a USB flash drive that allows you start using this utility, download the latest BIOS file from the ASUS website at www.asus.com. Press to switch to the Drive field. 4. Reboot the system... not be the latest version. Press to switch to the Folder Info field. 6. Before you to prevent system boot failure! 2.1.3 ASUS CrashFree BIOS 3 utility The ASUS CrashFree BIOS 3 is done. • This function supports USB flash disks with FAT 32/16 format and single partition only. •...
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... Do not save them on the system. 2. ASUS A55BM-A/USB3 2-3 Insert the support DVD to the optical drive or the USB flash drive that contains the BIOS file to a hard disk drive or USB flash drive in NTFS format. 3. Prepare the motherboard support DVD and a USB flash drive in DOS ...environment. The system requires you to load default BIOS values. This utility also allows you to copy the current BIOS file that you can cause system boot failure! 2.1.4 ASUS BIOS Updater The ASUS BIOS Updater allows you...
... Do not save them on the system. 2. ASUS A55BM-A/USB3 2-3 Insert the support DVD to the optical drive or the USB flash drive that contains the BIOS file to a hard disk drive or USB flash drive in NTFS format. 3. Prepare the motherboard support DVD and a USB flash drive in DOS ...environment. The system requires you to load default BIOS values. This utility also allows you to copy the current BIOS file that you can cause system boot failure! 2.1.4 ASUS BIOS Updater The ASUS BIOS Updater allows you...