A55BM-K User's Manual
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Contents Safety information...iv About this guide...iv Package contents...vi A55BM-K 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-... 2-9 2.4 Main menu 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-K 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-... 2-9 2.4 Main menu 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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...your motherboard package for the following items. Motherboard Cables Accessories Application DVD Documentation ASUS A55BM-K 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. ASUS will update the memory QVL once the DIMMs are using a Windows®...; 32-bit operating system. A55BM-K specifications summary APU Chipset Memory Graphics Expansion slots AMD® FM2+ Socket for AMD®...
...your motherboard package for the following items. Motherboard Cables Accessories Application DVD Documentation ASUS A55BM-K 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. ASUS will update the memory QVL once the DIMMs are using a Windows®...; 32-bit operating system. A55BM-K specifications summary APU Chipset Memory Graphics Expansion slots AMD® FM2+ Socket for AMD®...
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... that the ATX power supply is switched off mode. Product introduction 1 1.1 Before you proceed Take note of the onboard LED. SB_PWR A55BM-K ON OFF Standby Power Powered Off A55BM-K Onboard LED ASUS A55BM-K 1-1 Standby Power LED The motherboard comes with the component. • Before you should shut down the system and unplug the power...
... that the ATX power supply is switched off mode. Product introduction 1 1.1 Before you proceed Take note of the onboard LED. SB_PWR A55BM-K ON OFF Standby Power Powered Off A55BM-K Onboard LED ASUS A55BM-K 1-1 Standby Power LED The motherboard comes with the component. • Before you should shut down the system and unplug the power...
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...audio connector (10-1 pin AAFP) SATA3G_4 2 6 7 8 Page 1-13 1-16 1-4 1-15 1-7 1-18 1-17 1-18 1-20 1-11 1-12 1-17 1-20 1-1 1-19 ASUS A55BM-K 1-3 1.2.3 Motherboard layout 1 2 3 4 5 18.3cm(7.2in) KBMS ATX12V DIGI +VRM CPU_FAN CHA_FAN DDR3 DIMM_A1 (64bit, 240-pin module) DDR3 DIMM_B1 (64bit, 240-pin ...module) SOCKET FM2+ DVI_VGA 22.6cm(8.9in) USB1112 EATXPWR LAN_USB12 AUDIO RTL 8111G KB_USBWB ASM 1042 A55BM-K PCIEX16 Super I/O SB_PWR PCIEX1_1 BATTERY ALC 887 AAFP PCI1 COM SPDIF_OUT USBPWF CLRTC USB56 AMD® A55 SPEAKER USB34 F_PANEL ...
...audio connector (10-1 pin AAFP) SATA3G_4 2 6 7 8 Page 1-13 1-16 1-4 1-15 1-7 1-18 1-17 1-18 1-20 1-11 1-12 1-17 1-20 1-1 1-19 ASUS A55BM-K 1-3 1.2.3 Motherboard layout 1 2 3 4 5 18.3cm(7.2in) KBMS ATX12V DIGI +VRM CPU_FAN CHA_FAN DDR3 DIMM_A1 (64bit, 240-pin module) DDR3 DIMM_B1 (64bit, 240-pin ...module) SOCKET FM2+ DVI_VGA 22.6cm(8.9in) USB1112 EATXPWR LAN_USB12 AUDIO RTL 8111G KB_USBWB ASM 1042 A55BM-K PCIEX16 Super I/O SB_PWR PCIEX1_1 BATTERY ALC 887 AAFP PCI1 COM SPDIF_OUT USBPWF CLRTC USB56 AMD® A55 SPEAKER USB34 F_PANEL ...
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3 4 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 1 2 ASUS A55BM-K 1-5
3 4 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 1 2 ASUS A55BM-K 1-5
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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-K A55BM-K 240-pin DDR3 DIMM sockets Channel Channel A Channel B Sockets DIMM_A1 DIMM_B1 ASUS A55BM-K 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-K A55BM-K 240-pin DDR3 DIMM sockets Channel Channel A Channel B Sockets DIMM_A1 DIMM_B1 ASUS A55BM-K 1-7
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... parameters by erasing the CMOS RTC RAM data. The onboard button cell battery powers the RAM data in CMOS. shared - - - - - - shared - - - - - HD audio shared - - - - - - - shared - - - - A55BM-K CLRTC 12 23 Normal (Default) A55BM-K Clear RTC RAM Clear RTC ASUS A55BM-K 1-11 shared - - - Realtek LAN controller - - PCIEx1_1 shared - - - - - - -
... parameters by erasing the CMOS RTC RAM data. The onboard button cell battery powers the RAM data in CMOS. shared - - - - - - shared - - - - - HD audio shared - - - - - - - shared - - - - A55BM-K CLRTC 12 23 Normal (Default) A55BM-K Clear RTC RAM Clear RTC ASUS A55BM-K 1-11 shared - - - Realtek LAN controller - - PCIEx1_1 shared - - - - - - -
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... jumper to pins 2-3 (+5VSB), you to a Local Area Network (LAN) through a network hub. ASUS A55BM-K 1-13 This 15-pin port is for a VGA monitor or other VGA-compatible devices. 3. LAN (RJ-45) port. KB_USBPWB 12 23 A55BM-K +5V +5VSB (Default) A55BM-K Keyboard and USB device wake up feature. This feature requires an ATX power...
... jumper to pins 2-3 (+5VSB), you to a Local Area Network (LAN) through a network hub. ASUS A55BM-K 1-13 This 15-pin port is for a VGA monitor or other VGA-compatible devices. 3. LAN (RJ-45) port. KB_USBPWB 12 23 A55BM-K +5V +5VSB (Default) A55BM-K Keyboard and USB device wake up feature. This feature requires an ATX power...
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... wire of each cable matches the ground pin of maximum 2A (24 W) fan power. • The CPU_FAN and CHA_FAN connectors support the ASUS Fan Xpert feature. ASUS A55BM-K 1-15 CPU_FAN CHA_FAN A55BM-K A55BM-K Fan connectors DO NOT forget to connect the fan cables to the fan connectors on the fan connectors. • The CPU_FAN connector...
... wire of each cable matches the ground pin of maximum 2A (24 W) fan power. • The CPU_FAN and CHA_FAN connectors support the ASUS Fan Xpert feature. ASUS A55BM-K 1-15 CPU_FAN CHA_FAN A55BM-K A55BM-K Fan connectors DO NOT forget to connect the fan cables to the fan connectors on the fan connectors. • The CPU_FAN connector...
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... ATA RAID set using these connectors, set the type of the SATA connectors in the BIOS to [AHCI]. 4. ASUS A55BM-K 1-17 A55BM-K SATA3G_4 SATA3G_1 SATA3G_2 SATA3G_3 GND RSATA_RXP4 RSATA_RXN4 GND RSATA_TXN4 RSATA_TXP4 GND GND RSATA_TXP1 RSATA_TXN1 GND RSATA_RXN1 RSATA_RXP1 GND GND RSATA_TXP2 RSATA_TXN2... audio connector (4-1 pin SPDIF_OUT) This connector is for an additional Sony/Philips Digital Interface (S/PDIF) port. +5V SPDIFOUT GND A55BM-K SPDIF_OUT A55BM-K Digital audio connector The S/PDIF module is available only if you can create a RAID 0, RAID 1, or RAID 10 configuration...
... ATA RAID set using these connectors, set the type of the SATA connectors in the BIOS to [AHCI]. 4. ASUS A55BM-K 1-17 A55BM-K SATA3G_4 SATA3G_1 SATA3G_2 SATA3G_3 GND RSATA_RXP4 RSATA_RXN4 GND RSATA_TXN4 RSATA_TXP4 GND GND RSATA_TXP1 RSATA_TXN1 GND RSATA_RXN1 RSATA_RXP1 GND GND RSATA_TXP2 RSATA_TXN2... audio connector (4-1 pin SPDIF_OUT) This connector is for an additional Sony/Philips Digital Interface (S/PDIF) port. +5V SPDIFOUT GND A55BM-K SPDIF_OUT A55BM-K Digital audio connector The S/PDIF module is available only if you can create a RAID 0, RAID 1, or RAID 10 configuration...
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... SENSE2_RETUR AGND NC NC NC AAFP PIN 1 PIN 1 MIC2 MICPWR Line out_R NC Line out_L PORT1 L PORT1 R PORT2 R SENSE_SEND PORT2 L A55BM-K HD-audio-compliant Legacy AC'97 pin definition compliant definition A55BM-K Front panel audio connector • We recommend that you connect a high-definition front panel audio module to this connector to... a high definition front panel audio module to [HD]. • The front panel audio I /O module that supports either High Definition Audio or AC`97 audio standard. ASUS A55BM-K 1-19 7.
... SENSE2_RETUR AGND NC NC NC AAFP PIN 1 PIN 1 MIC2 MICPWR Line out_R NC Line out_L PORT1 L PORT1 R PORT2 R SENSE_SEND PORT2 L A55BM-K HD-audio-compliant Legacy AC'97 pin definition compliant definition A55BM-K Front panel audio connector • We recommend that you connect a high-definition front panel audio module to this connector to... a high definition front panel audio module to [HD]. • The front panel audio I /O module that supports either High Definition Audio or AC`97 audio standard. ASUS A55BM-K 1-19 7.
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Always install the latest OS version and corresponding updates to maximize the features of ASUS motherboard. Refer to change at www.asus.com for updates. If Autorun is enabled in your computer, the DVD automatically displays the Specials screen which contains the... Drivers, Utilities, Make Disk, Manual, Contact and Specials tabs to run the Support DVD Place the Support DVD into the optical drive. ASUS A55BM-K 1-21 Visit the ASUS website at any time without notice. 1.8 Software support 1.8.1 Installing an operating system This motherboard supports Windows® Vista / 64-bit Windows...
Always install the latest OS version and corresponding updates to maximize the features of ASUS motherboard. Refer to change at www.asus.com for updates. If Autorun is enabled in your computer, the DVD automatically displays the Specials screen which contains the... Drivers, Utilities, Make Disk, Manual, Contact and Specials tabs to run the Support DVD Place the Support DVD into the optical drive. ASUS A55BM-K 1-21 Visit the ASUS website at any time without notice. 1.8 Software support 1.8.1 Installing an operating system This motherboard supports Windows® Vista / 64-bit Windows...
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...the BIOS in case you need to update the BIOS EZ Update requires an Internet connection either through a network or an ISP (Internet Service Provider). ASUS A55BM-K 2-1 BIOS information 2.1 Managing and updating your BIOS 2 Save a copy of the original motherboard BIOS file to a USB flash disk in the ...future. Copy the original motherboard BIOS using the ASUS Update utility. 2.1.1 EZ Update EZ Update is a utility that allows you can also manually update the saved BIOS and select a boot logo when...
...the BIOS in case you need to update the BIOS EZ Update requires an Internet connection either through a network or an ISP (Internet Service Provider). ASUS A55BM-K 2-1 BIOS information 2.1 Managing and updating your BIOS 2 Save a copy of the original motherboard BIOS file to a USB flash disk in the ...future. Copy the original motherboard BIOS using the ASUS Update utility. 2.1.1 EZ Update EZ Update is a utility that allows you can also manually update the saved BIOS and select a boot logo when...
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...copy the current BIOS file that you can cause system boot failure! 2.1.4 ASUS BIOS Updater The ASUS BIOS Updater allows you to update BIOS in FAT32/16 format and single ...setting. Before updating BIOS 1. Download the latest BIOS file and BIOS Updater from the ASUS website at http://support.asus.com and save the BIOS file and BIOS Updater to the USB port. 3. Insert... or gets corrupted during the updating process. When found, the utility reads the BIOS file and enters ASUS EZ Flash 2 utility automatically. 4. Doing so can use as shown. Prepare the motherboard support DVD ...
...copy the current BIOS file that you can cause system boot failure! 2.1.4 ASUS BIOS Updater The ASUS BIOS Updater allows you to update BIOS in FAT32/16 format and single ...setting. Before updating BIOS 1. Download the latest BIOS file and BIOS Updater from the ASUS website at http://support.asus.com and save the BIOS file and BIOS Updater to the USB port. 3. Insert... or gets corrupted during the updating process. When found, the utility reads the BIOS file and enters ASUS EZ Flash 2 utility automatically. 4. Doing so can use as shown. Prepare the motherboard support DVD ...
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... after POST To enter BIOS Setup after updating BIOS. • Ensure to load the BIOS default settings to turn the system off then back on. ASUS A55BM-K 2-5 Select Yes and press . When BIOS update is done, press to select the BIOS file and press . DO NOT shut down or reset the system...
... after POST To enter BIOS Setup after updating BIOS. • Ensure to load the BIOS default settings to turn the system off then back on. ASUS A55BM-K 2-5 Select Yes and press . When BIOS update is done, press to select the BIOS file and press . DO NOT shut down or reset the system...
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ASUS A55BM-K 2-7 Selects the display language of the BIOS setup program Displays the CPU temperature, CPU voltage output, DRAM information and CPU/chassis fan speed Exits the ...
ASUS A55BM-K 2-7 Selects the display language of the BIOS setup program Displays the CPU temperature, CPU voltage output, DRAM information and CPU/chassis fan speed Exits the ...
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... submenu options • User-configurable items such as language and boot device order • Configuration items such as Memory SPD Information, system time and date ASUS A55BM-K 2-9
... submenu options • User-configurable items such as language and boot device order • Configuration items such as Memory SPD Information, system time and date ASUS A55BM-K 2-9
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2.5 Ai Tweaker menu The Ai Tweaker menu items allow you installed on the motherboard. The configuration options for this section vary depending on the CPU and DIMM model 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 display the other items. ASUS A55BM-K 2-11 Scroll down to malfunction.
2.5 Ai Tweaker menu The Ai Tweaker menu items allow you installed on the motherboard. The configuration options for this section vary depending on the CPU and DIMM model 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 display the other items. ASUS A55BM-K 2-11 Scroll down to malfunction.
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Scroll down to change the system boot options. 2.8 Boot menu The Boot menu items allow you to display the other items. ASUS A55BM-K 2-13
Scroll down to change the system boot options. 2.8 Boot menu The Boot menu items allow you to display the other items. ASUS A55BM-K 2-13