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Contents Safety information...vi About this guide...vii A85XM-A specifications summary ix Package contents...xii Chapter 1: Product introduction 1.1 Special features 1-1 1.1.1 Product highlights 1-1 1.1.2 ASUS DIGI+ VRM 1-2 1.1.3 ASUS Exclusive Features 1-2 1.2 Before you proceed 1-4 1.3 Motherboard overview 1-5 1.3.1 Placement direction 1-5 1.3.2 Screw holes 1-5 1.3.3 Motherboard layout 1-6 1.3.4 Layout contents 1-7 1.4 Accelerated Processing Unit (APU 1-7 1.4.1 APU installation 1-8 1.4.2 APU heatsink and fan assembly installation 1-9 1.5 System memory 1-11...
Contents Safety information...vi About this guide...vii A85XM-A specifications summary ix Package contents...xii Chapter 1: Product introduction 1.1 Special features 1-1 1.1.1 Product highlights 1-1 1.1.2 ASUS DIGI+ VRM 1-2 1.1.3 ASUS Exclusive Features 1-2 1.2 Before you proceed 1-4 1.3 Motherboard overview 1-5 1.3.1 Placement direction 1-5 1.3.2 Screw holes 1-5 1.3.3 Motherboard layout 1-6 1.3.4 Layout contents 1-7 1.4 Accelerated Processing Unit (APU 1-7 1.4.1 APU installation 1-8 1.4.2 APU heatsink and fan assembly installation 1-9 1.5 System memory 1-11...
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...cables are unplugged. • Seek professional assistance before you add a device. • Before connecting or removing signal cables from the motherboard, ensure that came with the product, contact a qualified service technician or your retailer. Contact a qualified service technician or your area....8226; Avoid dust, humidity, and temperature extremes. Do not place the product in your retailer. Operation safety • Before installing the motherboard and adding devices on a stable surface. • If you detect any area where it may become wet. • Place the ...
...cables are unplugged. • Seek professional assistance before you add a device. • Before connecting or removing signal cables from the motherboard, ensure that came with the product, contact a qualified service technician or your retailer. Contact a qualified service technician or your area....8226; Avoid dust, humidity, and temperature extremes. Do not place the product in your retailer. Operation safety • Before installing the motherboard and adding devices on a stable surface. • If you detect any area where it may become wet. • Place the ...
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...ASUS contact information. 2. Refer to the following parts: • Chapter 1: Product introduction This chapter describes the features of the standard package. These documents are also provided. vii How this guide This user guide contains the information you need when installing and configuring the motherboard... additional information and for product and software updates. 1. Detailed descriptions of the BIOS parameters are not part of the motherboard and the new technology it supports. • Chapter 2: BIOS information This chapter tells how to change system settings through the...
...ASUS contact information. 2. Refer to the following parts: • Chapter 1: Product introduction This chapter describes the features of the standard package. These documents are also provided. vii How this guide This user guide contains the information you need when installing and configuring the motherboard... additional information and for product and software updates. 1. Detailed descriptions of the BIOS parameters are not part of the motherboard and the new technology it supports. • Chapter 2: BIOS information This chapter tells how to change system settings through the...
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... I/O PCI1 ALC 887 SB_PWR SPDIF_OUT AAFP USBPWF USB3_34 USB56 USB34 AMD® A85X SATA6G_5 SATA6G_6 SATA6G_3 SATA6G_4 SATA6G_7 64Mb BIOS SATA6G_1 SATA6G_2 CLRTC SPEAKER F_PANEL ASUS A85XM-A motherboard User Guide 23.6cm(9.3in) 2 x Serial ATA 6 Gb/s cables 1 x I/O-Shield User Guide Support DVD • If any of the above items is damaged or missing...
... I/O PCI1 ALC 887 SB_PWR SPDIF_OUT AAFP USBPWF USB3_34 USB56 USB34 AMD® A85X SATA6G_5 SATA6G_6 SATA6G_3 SATA6G_4 SATA6G_7 64Mb BIOS SATA6G_1 SATA6G_2 CLRTC SPEAKER F_PANEL ASUS A85XM-A motherboard User Guide 23.6cm(9.3in) 2 x Serial ATA 6 Gb/s cables 1 x I/O-Shield User Guide Support DVD • If any of the above items is damaged or missing...
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... you to experience the convenience of current bus systems. 100% All High-quality Conductive Polymer Capacitors This motherboard uses all high-quality conductive polymer capacitors for durability, improved lifespan, and enhanced thermal capacity. ASUS software automatically accelerates data speeds for compatible USB 3.0 peripherals without the need for the next-generation Serial ATA...%, enhancing an already impressive USB 3.0 transfer rate. USB 3.0 Boost With USB 3.0 Boost technology, USB transfer speeds are significantly increased up to 6.0 Gb/s data transfer rates. ASUS A85XM-A 1-1
... you to experience the convenience of current bus systems. 100% All High-quality Conductive Polymer Capacitors This motherboard uses all high-quality conductive polymer capacitors for durability, improved lifespan, and enhanced thermal capacity. ASUS software automatically accelerates data speeds for compatible USB 3.0 peripherals without the need for the next-generation Serial ATA...%, enhancing an already impressive USB 3.0 transfer rate. USB 3.0 Boost With USB 3.0 Boost technology, USB transfer speeds are significantly increased up to 6.0 Gb/s data transfer rates. ASUS A85XM-A 1-1
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... schedule the bandwidth priorities for your bandwidth and allows you with difficult POST situations. Engineered and tested to assure unmitigated performance, ASUS A85X boards with DIGI+ VRM remain efficient and accurate, for reliable application in every scenario. * DIGI+ VRM functions are ... features: • F12 BIOS snapshot hotkey • F3 Shortcut for most precise power delivery. 1.1.2 ASUS DIGI+ VRM DIGI+ Power Control: Digital Power Design for the APU* ASUS motherboards using user-defined profiles. It offers a total system-wide energy optimization, reduces fan noise, and extends...
... schedule the bandwidth priorities for your bandwidth and allows you with difficult POST situations. Engineered and tested to assure unmitigated performance, ASUS A85X boards with DIGI+ VRM remain efficient and accurate, for reliable application in every scenario. * DIGI+ VRM functions are ... features: • F12 BIOS snapshot hotkey • F3 Shortcut for most precise power delivery. 1.1.2 ASUS DIGI+ VRM DIGI+ Power Control: Digital Power Design for the APU* ASUS motherboards using user-defined profiles. It offers a total system-wide energy optimization, reduces fan noise, and extends...
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... to reduce carbon footprint of the ESD current away for a more reliable computing environment. ErP ready The motherboard is a user-friendly utility that contains the BIOS file. ASUS A85XM-A 1-3 ESD Protect your system. ASUS Fan Xpert ASUS Fan Xpert intelligently allows you to adjust the CPU fan speed based on different ambient temperatures, resulting to...
... to reduce carbon footprint of the ESD current away for a more reliable computing environment. ErP ready The motherboard is a user-friendly utility that contains the BIOS file. ASUS A85XM-A 1-3 ESD Protect your system. ASUS Fan Xpert ASUS Fan Xpert intelligently allows you to adjust the CPU fan speed based on different ambient temperatures, resulting to...
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...component, place it on a grounded antistatic pad or in the bag that came with a standby power LED that lights up to the motherboard, peripherals, or components. 1.2 Before you proceed Take note of the onboard LED. Failure to do so may cause severe damage to ...indicate that you install or remove any motherboard component. A85XM-A SB_PWR ON OFF Standby Power Powered Off A85XM-A Onboard LED 1-4 Chapter 1: Product introduction Standby Power LED The motherboard comes with the component. • Before you should shut down the system and...
...component, place it on a grounded antistatic pad or in the bag that came with a standby power LED that lights up to the motherboard, peripherals, or components. 1.2 Before you proceed Take note of the onboard LED. Failure to do so may cause severe damage to ...indicate that you install or remove any motherboard component. A85XM-A SB_PWR ON OFF Standby Power Powered Off A85XM-A Onboard LED 1-4 Chapter 1: Product introduction Standby Power LED The motherboard comes with the component. • Before you should shut down the system and...
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1.3 Motherboard overview 1.3.1 Placement direction When installing the motherboard, ensure that you place it into the chassis in the image below. 1.3.2 Screw holes Place six screws into the holes indicated by circles to secure the motherboard to the rear part of the chassis. DO NOT overtighten the screws! Place this side towards the rear of the chassis as indicated in the correct orientation. Doing so can damage the motherboard. A85XM-A ASUS A85XM-A 1-5 The edge with external ports goes to the chassis.
1.3 Motherboard overview 1.3.1 Placement direction When installing the motherboard, ensure that you place it into the chassis in the image below. 1.3.2 Screw holes Place six screws into the holes indicated by circles to secure the motherboard to the rear part of the chassis. DO NOT overtighten the screws! Place this side towards the rear of the chassis as indicated in the correct orientation. Doing so can damage the motherboard. A85XM-A ASUS A85XM-A 1-5 The edge with external ports goes to the chassis.
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1.3.3 Motherboard layout 1 2 3 4 5 18.8cm(7.4in) KBMS HDMI ATX12V CPU_FAN CHA_FAN DIGI +VRM DDR3 DIMM_A1 (64bit, 240-pin module) DDR3 DIMM_B1 (64bit, 240-pin module) SOCKET FM2 DVI_VGA 2 USB3_12 23.6cm(9.3in) LAN_USB12 EATXPWR SATA6G_8 KB_USBWB AUDIO A85XM-A PCIEX16 RTL 8111F Super I/O PCIEX1_1 BATTERY PCI1 AMD® A85X SATA6G_5 SATA6G_6 SATA6G_3 SATA6G_4 6 SATA6G_7 SB_PWR ALC 887 USBPWF 64Mb SPDIF_OUT USB3_34 USB56 USB34 BIOS SATA6G_1 SATA6G_2 AAFP CLRTC SPEAKER 7 F_PANEL 15 14 13 12 11 10 98 1-6 Chapter 1: Product introduction
1.3.3 Motherboard layout 1 2 3 4 5 18.8cm(7.4in) KBMS HDMI ATX12V CPU_FAN CHA_FAN DIGI +VRM DDR3 DIMM_A1 (64bit, 240-pin module) DDR3 DIMM_B1 (64bit, 240-pin module) SOCKET FM2 DVI_VGA 2 USB3_12 23.6cm(9.3in) LAN_USB12 EATXPWR SATA6G_8 KB_USBWB AUDIO A85XM-A PCIEX16 RTL 8111F Super I/O PCIEX1_1 BATTERY PCI1 AMD® A85X SATA6G_5 SATA6G_6 SATA6G_3 SATA6G_4 6 SATA6G_7 SB_PWR ALC 887 USBPWF 64Mb SPDIF_OUT USB3_34 USB56 USB34 BIOS SATA6G_1 SATA6G_2 AAFP CLRTC SPEAKER 7 F_PANEL 15 14 13 12 11 10 98 1-6 Chapter 1: Product introduction
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...and damaging the APU! 1.3.4 Layout contents Connectors/Jumpers/Slots/LED 1. Keyboard wake-up (3-pin USBPWF) 12. DDR3 DIMM slots 6. A85XM-A A85XM-A CPU socket FM2 ASUS A85XM-A 1-7 Front panel audio connector (10-1 pin AAFP) 15. System panel connector (10-1 pin F_PANEL) 8. USB device wake-up (3-...Page 1-20 1-24 1-7 1-23 1-11 1-25 1-26 1-26 1-19 1-28 1-20 1-28 1-27 1-27 1-4 1.4 Accelerated Processing Unit (APU) This motherboard comes with an FM2 socket designed for the FM2 socket. ATX power connectors (24-pin EATXPWR, 4-pin ATX12V) 3. SATA 6 Gb/s connectors (7-pin SATA6G_1~8) ...
...and damaging the APU! 1.3.4 Layout contents Connectors/Jumpers/Slots/LED 1. Keyboard wake-up (3-pin USBPWF) 12. DDR3 DIMM slots 6. A85XM-A A85XM-A CPU socket FM2 ASUS A85XM-A 1-7 Front panel audio connector (10-1 pin AAFP) 15. System panel connector (10-1 pin F_PANEL) 8. USB device wake-up (3-...Page 1-20 1-24 1-7 1-23 1-11 1-25 1-26 1-26 1-19 1-28 1-20 1-28 1-27 1-27 1-4 1.4 Accelerated Processing Unit (APU) This motherboard comes with an FM2 socket designed for the FM2 socket. ATX power connectors (24-pin EATXPWR, 4-pin ATX12V) 3. SATA 6 Gb/s connectors (7-pin SATA6G_1~8) ...
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1.5 System memory 1.5.1 Overview This motherboard comes with less power consumption. DDR3 modules are developed for better performance with two Double Data Rate 3 (DDR3) Dual Inline Memory Modules (DIMM) sockets. The figure illustrates the location of the DDR3 DIMM sockets: DIMM_A1 DIMM_B1 A85XM-A A85XM-A 240-pin DDR3 DIMM sockets Channel Channel A Channel B Sockets DIMM_A1 DIMM_B1 ASUS A85XM-A 1-11 A DDR3 module has the same physical dimensions as a DDR2 DIMM but is notched differently to prevent installation on a DDR2 DIMM socket.
1.5 System memory 1.5.1 Overview This motherboard comes with less power consumption. DDR3 modules are developed for better performance with two Double Data Rate 3 (DDR3) Dual Inline Memory Modules (DIMM) sockets. The figure illustrates the location of the DDR3 DIMM sockets: DIMM_A1 DIMM_B1 A85XM-A A85XM-A 240-pin DDR3 DIMM sockets Channel Channel A Channel B Sockets DIMM_A1 DIMM_B1 ASUS A85XM-A 1-11 A DDR3 module has the same physical dimensions as a DDR2 DIMM but is notched differently to prevent installation on a DDR2 DIMM socket.
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...with the retailer to get the correct memory modules. • Due to support a full memory load (2 DIMMs) or overclocking condition. A85XM-A Motherboard Qualified Vendors Lists (QVL) DDR3 1866 MHz capability Vendors CORSAIR CORSAIR G.SKILL G.SKILL KINGSTON KINGSTON KINGSTON KINGSTON G.SKILL G.SKILL Part No. ...install 4GB or more efficient memory cooling system to the memory address limitation on the motherboard, the actual usable memory for the dual-channel configuration. Check with 16GB or above DIMMs. ASUS will update the memory QVL once the DIMMs are using a 32-bit Windows®...
...with the retailer to get the correct memory modules. • Due to support a full memory load (2 DIMMs) or overclocking condition. A85XM-A Motherboard Qualified Vendors Lists (QVL) DDR3 1866 MHz capability Vendors CORSAIR CORSAIR G.SKILL G.SKILL KINGSTON KINGSTON KINGSTON KINGSTON G.SKILL G.SKILL Part No. ...install 4GB or more efficient memory cooling system to the memory address limitation on the motherboard, the actual usable memory for the dual-channel configuration. Check with 16GB or above DIMMs. ASUS will update the memory QVL once the DIMMs are using a 32-bit Windows®...
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... press firmly until the card is already installed in a chassis). 3. Secure the card to install expansion cards. Turn on BIOS setup. 2. ASUS A85XM-A 1-17 Remove the system unit cover (if your motherboard is completely seated on shared slots, ensure that the drivers support "Share IRQ" or that the cards do so may need...
... press firmly until the card is already installed in a chassis). 3. Secure the card to install expansion cards. Turn on BIOS setup. 2. ASUS A85XM-A 1-17 Remove the system unit cover (if your motherboard is completely seated on shared slots, ensure that the drivers support "Share IRQ" or that the cards do so may need...
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shared - - - - - - OnChip XHCI controller2 - shared - - - - - - PCIEx1_1 shared - - - - - - - shared - - - - - - PCI1 slot - - - - shared - - - - HD audio shared - - - - - - - OnChip USB EHCI 1/2/3 - shared - - - - - Realtek LAN controller - OnChip XHCI controller1 - - shared - - - - - 1-18 Chapter 1: Product introduction IRQ assignments for this motherboard A B C D E F G H PCIEx16_1 - - shared - - - shared - - - - - OnChip USB OHCI 1/2/3/4 - - SATA controller - - -
shared - - - - - - OnChip XHCI controller2 - shared - - - - - - PCIEx1_1 shared - - - - - - - shared - - - - - - PCI1 slot - - - - shared - - - - HD audio shared - - - - - - - OnChip USB EHCI 1/2/3 - shared - - - - - Realtek LAN controller - OnChip XHCI controller1 - - shared - - - - - 1-18 Chapter 1: Product introduction IRQ assignments for this motherboard A B C D E F G H PCIEx16_1 - - shared - - - shared - - - - - OnChip USB OHCI 1/2/3/4 - - SATA controller - - -
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... motherboard, ensuring that the black wire of each cable matches the ground pin of maximum 2A (24 W) fan power. • Only the CPU_FAN connector support the ASUS Fan Xpert feature. These are not jumpers! CPU FAN PWM CPU FAN IN CPU FAN PWR GND Rotation +12V GND 1.8.2 Internal connectors 1. ASUS A85XM-A 1-23 CPU_FAN CHA_FAN A85XM-A A85XM...
... motherboard, ensuring that the black wire of each cable matches the ground pin of maximum 2A (24 W) fan power. • Only the CPU_FAN connector support the ASUS Fan Xpert feature. These are not jumpers! CPU FAN PWM CPU FAN IN CPU FAN PWR GND Rotation +12V GND 1.8.2 Internal connectors 1. ASUS A85XM-A 1-23 CPU_FAN CHA_FAN A85XM-A A85XM...
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...NC MIC2 MICPWR Line out_R NC Line out_L PORT1 L PORT1 R PORT2 R SENSE_SEND PORT2 L A85XM-A AAFP PIN 1 PIN 1 HD-audio-compliant Legacy AC'97 pin definition compliant definition A85XM-A Front panel audio connector • We recommend that you connect a high-definition front panel... (4-1 pin SPDIF_OUT) This connector is for details. • The front panel audio I/O module is purchased separately. ASUS A85XM-A 1-27 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 ...
...NC MIC2 MICPWR Line out_R NC Line out_L PORT1 L PORT1 R PORT2 R SENSE_SEND PORT2 L A85XM-A AAFP PIN 1 PIN 1 HD-audio-compliant Legacy AC'97 pin definition compliant definition A85XM-A Front panel audio connector • We recommend that you connect a high-definition front panel... (4-1 pin SPDIF_OUT) This connector is for details. • The front panel audio I/O module is purchased separately. ASUS A85XM-A 1-27 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 ...
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...ASUS front panel USB 3.0 bracket to this connector to connect a USB 3.0 module for USB 2.0 ports. Vbus A85XM-A USB3.0 Front panel connector You can enjoy all the benefits of USB 3.0 including faster data transfer speeds of the system chassis. 8. Doing so will damage the motherboard... to the USB connectors. USB56 USB34 USB+5V USB_P6USB_P6+ GND NC USB+5V USB_P4USB_P4+ GND NC A85XM-A PIN 1 PIN 1 USB+5V USB_P5USB_P5+ GND USB+5V USB_P3USB_P3+ GND A85XM-A USB2.0 connectors Never connect a 1394 cable to 480Mbps connection speed. USB3_34 IntA_P2_D+ IntA_P2_DGND IntA_P2_SSTX+ ...
...ASUS front panel USB 3.0 bracket to this connector to connect a USB 3.0 module for USB 2.0 ports. Vbus A85XM-A USB3.0 Front panel connector You can enjoy all the benefits of USB 3.0 including faster data transfer speeds of the system chassis. 8. Doing so will damage the motherboard... to the USB connectors. USB56 USB34 USB+5V USB_P6USB_P6+ GND NC USB+5V USB_P4USB_P4+ GND NC A85XM-A PIN 1 PIN 1 USB+5V USB_P5USB_P5+ GND USB+5V USB_P3USB_P3+ GND A85XM-A USB2.0 connectors Never connect a 1394 cable to 480Mbps connection speed. USB3_34 IntA_P2_D+ IntA_P2_DGND IntA_P2_SSTX+ ...
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...8™ before installing the drivers for updates. Click an icon to display Support DVD/motherboard information Click an item to locate the file ASSETUP.EXE from the BIN folder. ASUS A85XM-A 1-29 Visit the ASUS website at any time without notice. If Autorun is enabled in your hardware. •...; Motherboard settings and hardware options vary. Click Drivers, Utilities, Make Disk, Manual, ...
...8™ before installing the drivers for updates. Click an icon to display Support DVD/motherboard information Click an item to locate the file ASSETUP.EXE from the BIN folder. ASUS A85XM-A 1-29 Visit the ASUS website at any time without notice. If Autorun is enabled in your hardware. •...; Motherboard settings and hardware options vary. Click Drivers, Utilities, Make Disk, Manual, ...