Asus F1A55-M LX R2.0 User Manual

MotherboardF1A55-M LX R2.0 Series • F1A55-M LX R2.0 • F1A55-M LX PLUS R2.0

xF1A55-M LX R2.0 Series specications summaryInternal I/O connectors / buttons / switches3 x USB 2.0 connectors support additional 6 USB 2.0 ports1 x

1.2 Package contentsCheck your motherboard package for the following items.Motherboard ASUS F1A55-M LX R2.0 Series motherboardCables 2 x Serial ATA

AMD® A55 (Hudson D2) FCH ChipsetAMD® A55 FCH (Hudson D2) is designed to support up to 5GT/s interface and PCI Express 2.0 x 16 (at x4 speed) graphics.

Hybrid DIGI+ VRM: Maximizing System PotentialASUS brings the exclusive Hybrid DIGI+ VRM design to great value motherboards to better serve a wider ran

ASUS EZ Flash 2ASUS EZ Flash 2 is a user-friendly utility that allows you to update the BIOS without using a bootable oppy disk or an OS-based utilit

1.4 Before you proceedTake note of the following precautions before you install motherboard components or change any motherboard settings.• Unplug t

F1A55-M LX PLUS R2.01.5 Motherboard overview1.5.1 Placement directionWhen installing the motherboard, ensure that you place it into the chassis in t

1.5.3 Motherboard layout1.5.4 Layout contentsConnectors/Jumpers/Slots/LED Page Connectors/Jumpers/Slots/LED Page1. Keyboard power (3-pin KBPWR) 1

1.6 Accelerated Processing Unit (APU)This motherboard comes with an FM1 socket designed for AMD® A- & E2- series accelerated processors with AMD®

5. When the APU is in place, push down the socket lever to secure the APU. The lever clicks on the side tab to indicate that it is locked.6. Install

iiCopyright © 2012 ASUSTeK COMPUTER INC. All Rights Reserved.No part of this manual, including the products and software described in it, may be repro

1.6.2 Installing the heatsink and fanEnsure that you use only AMD-certied heatsink and fan assembly.To install the CPU heatsink and fan:1. Place th

3. Align the other end of the retention bracket to the retention module base. A clicking sound denotes that the retention bracket is in place.Ensure

• 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 con

DDR3-2133(O.C.) MHz capabilityVendors Part No. Size SS/DS Chip Brand Chip NO. Timing VoltageDIMM socket support (Optional)1 DIMM 2 DIMMsKINGSTON KHX21

(continued on the next page)DDR3-1600 MHz capabilityDDR3-1333 MHz capabilityVendors Part No. SizeSS/DSChip BrandChip NO. Timing VoltageDIMM socket sup

DDR3-1333 MHz capabilityVendors Part No. SizeSS/DSChip BrandChip NO. Timing VoltageDIMM socket support (Optional)1 DIMM 2 DIMMsG.SKILL F3-10666CL8D-4G

DDR3-1066 MHz capabilitySS: Single-sided / DS: Double-sidedDIMM support:• 1 DIMM: Supports one module inserted into either slot as single-channel me

1.7.3 Installing a DIMMUnplug the power supply before adding or removing DIMMs or other system components. Failure to do so can cause severe damage t

1.8 Expansion slotsIn the future, you may need to install expansion cards. The following sub-sections describe the slots and the expansion cards that

1.9 Jumpers1. Clear RTC RAM (CLRTC)This jumper allows you to clear the Real Time Clock (RTC) RAM in CMOS. You can clear the CMOS memory of date, ti

iiiContentsSafety information ... viAbout this guide ...

2. Keyboard power (3-pin KBPWR)This jumper allows you to enable or disable the keyboard wake-up feature. When you set this jumper to pins 2–3 (+5VSB)

1.10 Connectors1.10.1 Rear panel ports1. PS/2 Keyboard/Mouse Combo port (purple/green). This port is for a PS/2 keyboard or PS/2 mouse.2. Parallel

7. USB 2.0 ports 1 and 2. These two 4-pin Universal Serial Bus (USB) ports are for USB 2.0/1.1 devices.8. USB 2.0 ports 3 and 4. These two 4-pin Un

2. Speaker connector (4-pin SPEAKER)This 4-pin connector is for the chassis-mounted system warning speaker. The speaker allows you to hear system bee

4. Serial ATA 3.0 Gb/s connectors (7-pin SATA3G_1~6)These connectors are for the Serial ATA 3.0 Gb/s signal cables for Serial ATA hard disk drives an

5. System panel connector (10-1 pin F_PANEL)This connector supports several chassis-mounted functions.• System power LED (2-pin PLED)This 2-pin conn

6. Digital audio connector (4-1 pin SPDIF_OUT)This connector is for an additional Sony/Philips Digital Interface (S/PDIF) port.Ensure that the audio

8. USB 2.0 connectors (10-1 pin USB78, USB910, USB1112)These connectors are for USB 2.0 ports. Connect the USB module cable to any of these connector

1.11 Software support1.11.1 Installing an operating systemThis motherboard supports Windows® XP / Vista / 7 Operating Systems (OS). Always install t

Chapter 2: BIOS information 2-1Chapter 2BIOS informationSave a copy of the original motherboard BIOS le to a USB ash disk in case you need to restor

ivContentsChapter 2: BIOS information2.1 Managing and updating your BIOS ... 2-12.1.1 ASUS Update utility

2-2 ASUS F1A55-M LX R2.0 SeriesThe ASUS Update utility is capable of updating itself through the Internet. Always update the utility to avail all its

Chapter 2: BIOS information 2-3DO NOT shut down or reset the system while updating the BIOS! Doing so can cause system boot failure!2.1.3 ASUS CrashF

2-4 ASUS F1A55-M LX R2.0 SeriesWelcome to FreeDOS (http://www.freedos.org)!C:\>d:D:\>3. When the Make Disk menu appears, select the FreeDOS co

Chapter 2: BIOS information 2-5Updating the BIOS leTo update the BIOS le using BIOS Updater1. At the FreeDOS prompt, type bupdater /pc /g and press

2-6 ASUS F1A55-M LX R2.0 SeriesUsing the power button, reset button, or the <Ctrl>+<Alt>+<Del> keys to force reset from a running op

Chapter 2: BIOS information 2-7BIOS menu screenThe BIOS setup program can be used under two modes: EZ Mode and Advanced Mode. You can change modes fro

2-8 ASUS F1A55-M LX R2.0 SeriesAdvanced ModeThe Advanced Mode provides advanced options for experienced end-users to congure the BIOS settings. The 

Chapter 2: BIOS information 2-9Menu itemsThe highlighted item on the menu bar displays the specic items for that menu. For example, selecting Main sh

2-10 ASUS F1A55-M LX R2.0 Series2.3 Main menuThe Main menu screen appears when you enter the Advanced Mode of the BIOS Setup program. The Main menu p

Chapter 2: BIOS information 2-11Administrator PasswordIf you have set an administrator password, we recommend that you enter the administrator passwor

vContents2.6.2 CPU / Chassis Fan Speed ... 2-212.6.3 CPU Q-Fan Control [Enabled] ...

2-12 ASUS F1A55-M LX R2.0 Series2.4 Ai Tweaker menuThe Ai Tweaker menu items allow you to congure overclocking-related items.Be cautious when changi

Chapter 2: BIOS information 2-132.4.1 Ai Overclock Tuner [Auto]Allows you to select the CPU overclocking options to achieve the desired CPU internal

2-14 ASUS F1A55-M LX R2.0 Series2.4.5 DRAM Timing ControlThe sub-items in this menu allow you to set the DRAM timing control features. Use the <+&

Chapter 2: BIOS information 2-15CPU Offset Voltage [Auto]Allows you to set the CPU Offset voltage. The values range from 0.003125V to 0.500V with a 0.

2-16 ASUS F1A55-M LX R2.0 SeriesBe cautious when changing the settings of the Advanced menu items. Incorrect eld values can cause the system to malfu

Chapter 2: BIOS information 2-172.5.2 SATA CongurationWhile entering Setup, the BIOS automatically detects the presence of SATA devices. The SATA Po

2-18 ASUS F1A55-M LX R2.0 Series2.5.3 USB CongurationThe items in this menu allow you to change the USB-related features.The USB Devices item shows

Chapter 2: BIOS information 2-19SPDIF Out Type [SPDIF][SPDIF] Sets to [SPDIF] for SPDIF audio output.[HDMI] Sets to [HDMI] for HDMI audio output.Rea

2-20 ASUS F1A55-M LX R2.0 SeriesPower On By PS/2 Keyboard [Disabled][Disabled] Disables the Power On by a PS/2 keyboard.[Space Bar] Sets the Space B

Chapter 2: BIOS information 2-212.6.1 CPU Temperature / MB Temperature [xxx�C/xxx�F][xxx�C/xxx�F]The onboard hardware monitor automatically detects a

viSafety informationElectrical safety• To prevent electric shock hazard, disconnect the power cable from the electric outlet before relocating the sy

2-22 ASUS F1A55-M LX R2.0 SeriesCPU Fan Profile [Standard]This item appears only when you enable the CPU Q-Fan Control feature and allows you to set t

Chapter 2: BIOS information 2-232.7 Boot menuThe Boot menu items allow you to change the system boot options.2.7.1 Bootup NumLock State [On][On] Se

2-24 ASUS F1A55-M LX R2.0 Series2.7.4 Option ROM Messages [Force BIOS][Force BIOS] The third-party ROM messages will be forced to display during the

Chapter 2: BIOS information 2-252.8 Tools menuThe Tools menu items allow you to congure options for special functions. Select an item then press <

2-26 ASUS F1A55-M LX R2.0 Series2.9 Exit menuThe Exit menu items allow you to load the optimal default values for the BIOS items, and save or discard

Appendices A-1AppendicesFederal Communications Commission StatementThis device complies with Part 15 of the FCC Rules. Operation is subject to the fol

A-2 ASUS F1A55-M LX R2.0 SeriesVCCI: Japan Compliance StatementVCCI Class B StatementKC: Korea Warning StatementCanadian Department of Communications

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

EC Declaration of Conformity We, the undersigned, Manufacturer: ASUSTeK COMPUTER INC. Address, City: 4F, No. 150, LI-TE Rd., PEITOU, TAIPEI 112, TAIWA

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

viiiF1A55-M LX R2.0 Series specications summary(continued on the next page)APU AMD® A- & E2- series accelerated processors with AMD® Radeon™ HD 6

ixF1A55-M LX R2.0 Series specications summaryUSB AMD® A55 FCH southbridge: - 12 x USB 2.0 ports (6 ports at the mid-board, 6 ports at the back pan