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MotherboardF2A55-M

xF2A55-M specications summaryASUS unique featuresASUS Digital Power Design:- Industry leading digital 4+2 phase power designASUS EPU- EPU ASUS Excl

xiF2A55-M specications summarySpecications are subject to change without notice.Back Panel I/O ports 1 x PS/2 keyboard/mouse combo port1 x DVI port1

xiiPackage contentsCheck your motherboard package for the following items.ASUS F2A55-M motherboard 2 x Serial ATA 3.0 Gb/s cablesUser Manual1 x I/O-Sh

ASUS F2A55-M1-1Product introduction11.1 Special features1.1.1 Product highlightsAMD® A-series accelerated processors with AMD® Radeon™ HD 7000 serie

1-2Chapter 1: Product introduction1.1.2 DIGI+VRMDIGI+ POWER CONTROL: Digital Power Design for the APU*ASUS motherboards using the AMD® A55 chipset em

ASUS F2A55-M1-3Ai Charger+ASUS Ai Charger+, the latest Ai Charger* version, brings you to a new level of USB3.0 fast charging experience. With its eas

1-4Chapter 1: Product introduction1.2 Before you proceedTake note of the following precautions before you install motherboard components or change an

ASUS F2A55-M1-5F2A55-M1.3 Motherboard overviewBefore you install the motherboard, study the conguration of your chassis to ensure that the motherboa

1-6Chapter 1: Product introduction1.3.3 Motherboard layoutF2A55-MPCIEX16_1PCIEX16_2PCI1PCIEX1_1USB56USB78USB910TPMPANELSPDIF_OUTAAFPCPU_FANPWR_FANCHA

ASUS F2A55-M1-71.3.4 Layout contentsConnectors/Jumpers/Slots/LED Page1. ATX power connectors (24-pin EATXPWR, 4-pin ATX12V) 1-262. CPU, power fan an

iiE7489First EditionAugust 2012Copyright © 2012 ASUSTeK COMPUTER INC. All Rights Reserved.No part of this manual, including the products and software

1-8Chapter 1: Product introduction1.4.1 Installing the APU1432

ASUS F2A55-M1-91253 41.4.2 APU heatsink and fan assembly installationApply the Thermal Interface Material to the APU heatsink and APU before you inst

1-10Chapter 1: Product introductionTo uninstall the APU heatsink and fan assembly53142

ASUS F2A55-M1-111.5 System memory1.5.1 OverviewThe motherboard comes with four Double Data Rate 3 (DDR3) Dual Inline Memory Modules (DIMM) sockets.

1-12Chapter 1: Product introduction1.5.2 Memory congurationsYou may install 1GB, 2GB, 4GB, and 8GB unbuffered non-ECC DDR3 DIMMs into the DIMM socke

ASUS F2A55-M1-13DDR3-2000 (O.C.) MHz capabilityDDR3-2200 (O.C.) MHz capabilityDDR3-2133 (O.C.) MHz capabilityVendors Part No. Size SS/DSC h i p BrandC

1-14Chapter 1: Product introductionDDR3-1600 MHz capability(continued on the next page)Vendors Part No. SizeSS/DSChip BrandChip NO. Timing VoltageDIMM

ASUS F2A55-M1-15DDR3-1600 MHz capabilityDDR3-1333 MHz capability(continued on the next page)Vendors Part No. SizeSS/DSChip BrandChip NO. Timing Voltag

1-16Chapter 1: Product introductionDDR3-1333 MHz capabilityVendors Part No. SizeSS/DSChip BrandChip NO. Timing VoltageDIMM socket support (Optional)1

ASUS F2A55-M1-17DDR3-1333 MHz capabilityVendors Part No. SizeSS/DSChip BrandChip NO. Timing VoltageDIMM socket support (Optional)1 DIMM 2 DIMMs 4 DIMM

iiiContentsSafety information ... viAbout this guid

1-18Chapter 1: Product introduction• SS: Single-sided / DS: Double-sidedDIMM support:• 1 DIMM: Supports one (1) module inserted into any slot as S

ASUS F2A55-M1-191.5.3 Installing a DIMMUnplug the power supply before adding or removing DIMMs or other system components. Failure to do so can cause

1-20Chapter 1: Product introduction1.6 Expansion slotsIn the future, you may need to install expansion cards. The following sub-sections describe the

ASUS F2A55-M1-21• In single VGA card mode, use the PCIe 2.0 x16_1 slot (blue) for a PCI Express x16 graphics card to get better performance.• We rec

1-22Chapter 1: Product introduction1.7 Jumpers Clear RTC RAM (3-pin CLRTC)This jumper allows you to clear the Real Time Clock (RTC) RAM in CMOS. You

ASUS F2A55-M1-231.8 Connectors1.8.1 Rear panel connectors1. PS/2 Keyboard / Mouse Combo port. This port is for a PS/2 keyboard or PS/2 mouse.2. Op

1-24Chapter 1: Product introductionAudio 2, 4, 6, or 8-channel conguration10. Side Speaker Out port (gray). This port connects the side speaker in a

ASUS F2A55-M1-25• We recommend that you connect a high-denition front panel audio module to this connector to avail of the motherboard’s high-denit

1-26Chapter 1: Product introduction• For a fully congured system, we recommend that you use a power supply unit (PSU) that complies with ATX 12 V Sp

ASUS F2A55-M1-27The COM module is purchased separately.5. Serial port connector (10-1 pin COM)This connector is for a serial (COM) port. Connect the

iv1.11.1 Installing an operating system ...1-341.11.2 Support DVD information ...

1-28Chapter 1: Product introduction7. USB connectors (10-1 pin USB56, USB78, USB910)These connectors are for USB 2.0 ports. Connect the USB module ca

ASUS F2A55-M1-298. AMD® A55 Serial ATA 3.0Gb/s connectors (7-pin SATA3G_1~6 [blue])These connectors connect to Serial ATA 3.0 Gb/s hard disk drives a

1-30Chapter 1: Product introduction9. System panel connector (20-8 pin PANEL)This connector supports several chassis-mounted functions.• System powe

ASUS F2A55-M1-311. MemOK! switchInstalling DIMMs that are incompatible with the motherboard may cause system boot failure, and the DRAM_LED near the

1-32Chapter 1: Product introduction2. GPU Boost switchThis switch allows you to enable or disable the GPU Boost function.F2A55-MF2A55-M GPU Boost swi

ASUS F2A55-M1-333. GPU Boost LEDThe GPU Boost LED lights when the GPU Boost switch is turned to Enable.F2A55-MF2A55-M GPU Boost LEDGPU_LED

1-34Chapter 1: Product introduction1.11 Software support1.11.1 Installing an operating systemThis motherboard supports Windows® XP (32-bit) / Vista

ASUS F2A55-M2-12.1 Managing and updating your BIOSSave a copy of the original motherboard BIOS le to a USB ash disk in case you need to restore the

2-2Chapter 2: Getting startedUpdating from the Internet a. Select Update BIOS from the Internet, then click Next. b. Select the ASUS FTP site near

ASUS F2A55-M2-32.1.3 ASUS CrashFree BIOS 3 utilityThe ASUS CrashFree BIOS 3 is an auto recovery tool that allows you to restore the BIOS le when it

v2.6 Monitor menu ... 2-232.6.1 CPU Temperature / MB Temp

2-4Chapter 2: Getting started2.1.4 ASUS BIOS UpdaterThe ASUS BIOS Updater allows you to update BIOS in DOS environment. This utility also allows you

ASUS F2A55-M2-5Updating the BIOS leTo update the BIOS le using BIOS Updater:1. At the FreeDOS prompt, type bupdater /pc /g and press <Enter>.

2-6Chapter 2: Getting started2.2 BIOS setup programUse the BIOS Setup program to update the BIOS or congure its parameters. The BIOS screens include

ASUS F2A55-M2-7BIOS menu screenThe BIOS setup program can be used under two modes: EZ Mode and Advanced Mode. You can change modes from the Exit menu

2-8Chapter 2: Getting startedAdvanced ModeThe Advanced Mode provides advanced options for experienced end-users to congure the BIOS settings. The gu

ASUS F2A55-M2-9Menu itemsThe highlighted item on the menu bar displays the specic items for that menu. For example, selecting Main shows the Main men

2-10Chapter 2: Getting started2.3 Main menuThe Main menu screen appears when you enter the Advanced Mode of the BIOS Setup program. The Main menu pro

ASUS F2A55-M2-11Administrator PasswordIf you have set an administrator password, we recommend that you enter the administrator password for accessing

2-12Chapter 2: Getting started2.4 Ai Tweaker menuThe Ai Tweaker menu items allow you to congure overclocking-related items.Be cautious when changing

ASUS F2A55-M2-13Scroll down to display the following items:Scroll down to display the following items:

viSafety informationElectrical safetyTo prevent electrical shock hazard, disconnect the power cable from the electrical outlet before relocating the s

2-14Chapter 2: Getting startedTarget CPU Turbo-Mode Speed : xxxxMHzDisplays the CPU Turbo-Mode speed.Target DRAM Speed : xxxxMHzDisplays the current D

ASUS F2A55-M2-152.4.6 GPU Boost [Auto]Allows you to congure the GPU Boost settings.[Auto] GPU is set to its optimized settings.[Turbo] Select to a

2-16Chapter 2: Getting started2.4.10 DRAM Voltage [Auto]Allows you to set the DRAM voltage. The values range from 1.35V to 2.00V with a 0.005V interv

ASUS F2A55-M2-17Conguration options: [100%] [110%] [120%] [130%] CPU/NB Current Capability [100%]This item provides wider total power range for overc

2-18Chapter 2: Getting started2.5 Advanced menuThe Advanced menu items allow you to change the settings for the CPU and other system devices.Be cauti

ASUS F2A55-M2-19C6 Mode [Enabled]Enables or disables C6 mode function. Conguration options: [Disabled] [Enabled]IOMMU [Enabled]Enables or disables IO

2-20Chapter 2: Getting started2.5.3 USB CongurationThe items in this menu allow you to change the USB-related features.The USB Devices item shows th

ASUS F2A55-M2-21The following two items appear only when you set the HD Audio Device item to [Enabled].Front Panel Type [HD]Allows you to set the fron

2-22Chapter 2: Getting started[Power Off] The system goes into off state after an AC power loss.[Last State] The system goes into either off or on s

ASUS F2A55-M2-232.6 Monitor menuThe Monitor menu displays the system temperature/power status, and allows you to change the fan settings.2.6.1 CPU T

viiAbout this guideThis user guide contains the information you need when installing and conguring the motherboard.How this guide is organizedThis gu

2-24Chapter 2: Getting started2.6.3 CPU Q-Fan Control [Enabled][Disabled] Disables the CPU Q-Fan control feature.[Enabled] Enables the CPU Q-Fan co

ASUS F2A55-M2-25CHA_FAN Fan Profile [Standard]This item appears only when you enable the CHA_FAN Q-Fan Control feature and allows you to set the appro

2-26Chapter 2: Getting started2.7 Boot menuThe Boot menu items allow you to change the system boot options.Scroll down to display the following items

ASUS F2A55-M2-272.7.1 Bootup NumLock State [On][On] Sets the power-on state of the NumLock to [On].[Off] Sets the power-on state of the NumLock to

2-28Chapter 2: Getting started[Keep Current] The third-party ROM messages will be displayed only if the third-party manufacturer had set the add-on d

ASUS F2A55-M2-29Conguration options: [Yes] [No]Set KEK from FileConguration options: [OK]Get KEK to FileConguration options: [OK] Delete the KEKCon

2-30Chapter 2: Getting started2.8 Tools menuThe Tools menu items allow you to congure options for special functions. Select an item then press <E

ASUS F2A55-M2-312.9 Exit menuThe Exit menu items allow you to load the optimal default values for the BIOS items, and save or discard your changes to

2-32Chapter 2: Getting started

F2A55-MA-1AppendicesNoticesFederal Communications Commission StatementThis device complies with Part 15 of the FCC Rules. Operation is subject to the

viiiConventions used in this guideTo ensure that you perform certain tasks properly, take note of the following symbols used throughout this manual.DA

A-2AppendicesIC: Canadian Compliance StatementComplies with the Canadian ICES-003 Class B specications. This device complies with RSS 210 of Industry

F2A55-MA-3REACHComplying with the REACH (Registration, Evaluation, Authorisation, and Restriction of Chemicals) regulatory framework, we published the

A-4AppendicesASUS contact informationASUSTeK COMPUTER INC.Address 15 Li-Te Road, Peitou, Taipei, Taiwan 11259Telephone +886-2-2894-3447Fax

F2A55-MA-5DECLARATION OF CONFORMITYPer FCC Part 2 Section 2. 1077(a) Responsible Party Name: Asus Computer International Address: 800 Corporate

A-6Appendices

ix(continued on the next page)F2A55-M specications summaryAPU FM2 Socket for AMD® A- series Accelerated Processor with AMD Radeon™ HD 7000 series Gra