Asus F2A55 manual

Motherboard F2A55[...]

ii E7789 Second Edition September 2012 Copyright © 2012 ASUST eK COMPUTER INC. All Rights Reserved. No part of this manual, including the products and software described in it, may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language in any form or by any means, except documentation kept by the pur[...]

iii Contents Safety information ...................................................................................................... vi About this guide ........................................................................................................ vii F2A55 specications summary ........................................................[...]

iv Chapter 2: BIOS information 2.1 Managing and updating your BIOS ............................................................. 2-1 2.1.1 ASUS Update utility ........................................................................ 2-1 2.1.2 ASUS EZ Flash 2 ............................................................................ 2-2 2.1.3 ASUS [...]

v 2.6.4 CHA_F AN1/2 Q-Fan Control [Disabled] ........................................ 2-24 2.6.5 CPU V oltage, 3.3V V oltage, 5V V oltage, 12V Voltage .................. 2-24 2.6.6 Anti Surge Support [Enabled] ....................................................... 2-24 2.7 Boot menu .................................................................[...]

vi Safety information Electrical safety T o prevent electrical shock hazard, disconnect the power cable from the electrical outlet before relocating the system. When adding or removing devices to or from the system, ensure that the power cables for the devices are unplugged before the signal cables are connected. If possible, disconnect all power c[...]

vii About this guide This user guide contains the information you need when installing and conguring the motherboard. How this guide 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 T[...]

viii Conventions used in this guide T o ensure that you perform certain tasks properly , take note of the following symbols used throughout this manual. DANGER/W ARNING: Information to prevent injury to yourself when trying to complete a task. CAUTION: Information to prevent damage to the components when trying to complete a task IMPORT ANT : Instr[...]

ix (continued on the next page) F2A55 specications summary APU FM2 socket for AMD ® A-Series accelerated processors (APU) with AMD Radeon™ HD 7000 Series graphics, up to 4 CPU cores AMD ® T urbo Core T echnology 3.0 support • The AMD ® T urbo Core T echnology 3.0 support depends on the APU types. • Refer to www.asus.com for the AMD ® A[...]

x F2A55 specications summary (continued on the next page) ASUS unique features ASUS DIGI+ VRM: - Digital Power Control for APU - ASUS 4+2 Phase Power Design ASUS Exclusive Features - ASUS Network iControl* featuring instant network bandwidth domination for top network program in use - ASUS USB 3.0 Boost featuring the latest USB 3.0 UASP standard[...]

xi F2A55 specications summary Specications are subject to change without notice. Back Panel I/O ports 1 x PS/2 mouse port (green) 1 x PS/2 keyboard port (purple) 1 x Optical S/PDIF output port 1 x LAN (RJ-45) port 6 x USB 2.0/1.1 ports 2 x USB 3.0/2.0 ports (blue) 8-channel audio I/O ports Internal I/O connectors / buttons / switches 3 x USB [...]

xii Package contents Check your motherboard package for the following items. F2A55 PCIEX16_1 PCIEX16_2 PCIEX1_2 PCIEX1_1 PCI1 PCI2 PCI3 USB78 USB910 USB1112 PANEL SPDIF_OUT AAFP CPU_FAN CHA_FAN2 CHA_FAN1 Lithium Cell CMOS Power Super I/O ASM 1042 AUDIO ALC 887 COM KBMS 64Mb BIOS SB_PWR CLRTC 22.4cm(8.8in) 30.5cm(12.0in) AMD ® A55 Realtek ® 8111F [...]

1.1 Special features 1.1.1 Product highlights AMD ® A-series accelerated processors with AMD ® Radeon™ HD 7000 series graphics This motherboard supports AMD ® A-series accelerated processor with AMD ® Radeon™ HD 7000 series graphics. This revolutionary APU (Accelerated Processing Unit) combines processing power and advanced DirectX 1 1 grap[...]

1.1.3 ASUS Exclusive Features USB 3.0 Boost With USB 3.0 Boost technology , USB transfer speeds are signicantly increased up to 132%, enhancing an already impressive USB 3.0 transfer rate. ASUS software automatically accelerates data speeds for compatible USB 3.0 peripherals without the need for any further user interaction. Network iControl Net[...]

Ai Charger+ ASUS Ai Charger+, the latest Ai Charger* version, brings you to a new level of USB3.0 fast charging experience. With its easy and user-friendly interface, you can not only easily charge iPod, iPhone and iPad, but also BC 1.1** standard mobile devices three times*** as fast as before. * Ai Charger is ASUS unique fast-charging software wh[...]

1.2 Before you proceed T ake note of the following precautions before you install motherboard components or change any motherboard settings. • Unplug the power cord from the wall socket before touching any component. • Before handling components, use a grounded wrist strap or touch a safely grounded object or a metal object, such as the power s[...]

F2A55 1.3 Motherboard overview 1.3.1 Placement direction When installing the motherboard, ensure that you place it into the chassis in the correct orientation. The edge with external ports goes to the rear part of the chassis as indicated in the image below . DO NOT overtighten the screws! Doing so can damage the motherboard. Place this side toward[...]

1.3.3 Motherboard layout F2A55 PCIEX16_1 PCIEX16_2 PCIEX1_2 PCIEX1_1 PCI1 PCI2 PCI3 USB78 USB910 USB1112 PANEL SPDIF_OUT AAFP CPU_FAN CHA_FAN2 CHA_FAN1 Lithium Cell CMOS Power Super I/O ASM 1042 AUDIO ALC 887 COM KBMS 64Mb BIOS SB_PWR CLRTC 22.4cm(8.8in) 30.5cm(12.0in) AMD ® A55 Realtek ® 8111F DDR3 DIMM_A1 (64bit, 240-pin module) DDR3 DIMM_A2 (6[...]

1.4 Accelerated Processing Unit (APU) This motherboard comes with an FM2 socket designed for AMD ® A-series accelerated processors with AMD ® Radeon™ HD 7000 series graphics. Ensure that you use a APU designed for the FM2 socket. The APU ts in only one correct orientation. DO NOT force the APU into the socket to prevent bending the pins and [...]

1.4.1 APU installation 1 4 3 2 Chapter 1: Product introduction 1-8[...]

1 2 5 3 4 1.4.2 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 . T o install the APU heatsink and fan assembly ASUS F2A55 1-9[...]

T o uninstall the APU heatsink and fan assembly 5 3 1 4 2 Chapter 1: Product introduction 1-10[...]

1.5 System memory 1.5.1 Overview This motherboard comes with four Double Data Rate 3 (DDR3) Dual Inline Memory Modules (DIMM) sockets. 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 less power consumption. [...]

1.5.2 Memory congurations Y ou may install 1GB, 2GB, 4GB, and 8GB unbuffered non-ECC DDR3 DIMMs into the DIMM sockets. • Y ou 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guration. Any excess memory from the higher-sized channel is then mapped [...]

DDR3-2000 (O.C.) MHz capability DDR3-2200 (O.C.) MHz capability DDR3-2133 (O.C.) MHz capability V endors Part No. Size SS/DS C h i p Brand Chip NO. Timing V oltage DIMM socket support (Optional) 1 DIMM 2 DIMMs 4 DIMMs GEIL GET34GB2200C9DC(XMP) 2GB DS - - 9-10-9-28 1.65V • • • GEIL GET38GB2200C9ADC(XMP) 4GB DS - - 9-11-9-28 1.65V • • • K[...]

DDR3-1600 MHz capability (continued on the next page) V endors Part No. Size SS/ DS Chip Brand Chip NO. Timing V oltage DIMM socket support (Optional) 1 DIMM 2 DIMMs 4 DIMMs A-DA TA AM2U16BC2P1 2GB SS A-DAT A 3CCD-1509 A EL1126T - - • • • A-DA TA AX3U1600XB2G79-2X(XMP) 4GB(2 x 2GB) DS - - 7-9-7-21 1.55V-1.75V • • A-DA TA AM2U16BC4P2 4GB D[...]

DDR3-1600 MHz capability DDR3-1333 MHz capability (continued on the next page) V endors Part No. Size SS/ DS Chip Brand Chip NO. Timing V oltage DIMM socket support (Optional) 1 DIMM 2 DIMMs 4 DIMMs Transcend JM1600KLN-8GK 8GB(4GB x 2) DS Transcend TK483PCW3 - - • SanMax SMD-4G68HP-16KZ 4GB DS HYNIX H5TQ2G83B FR PBC - - • • • AMD AE32G1609U[...]

DDR3-1333 MHz capability V endors Part No. Size SS/ DS Chip Brand Chip NO. Timing Voltage DIMM socket support (Optional) 1 DIMM 2 DIMMs 4 DIMMs Crucial CT25664BA1339.16FF 2GB DS Micron 9KF27D9KPT 9 - • • • Crucial BL25664BN1337.16FF (XMP) 6GB(3 x 2GB) DS - - 7-7-7-24 1.65V • • • ELPIDA EBJ10UE8EDF0-DJ-F 1GB SS ELPIDA J1108EDSE-DJ-F - 1.[...]

DDR3-1333 MHz capability V endors Part No. Size SS/ DS Chip Brand Chip NO. T iming V oltage DIMM socket support (Optional) 1 DIMM 2 DIMMs 4 DIMMs Micron MT8JTF25664AZ-1G4D1 2GB SS Micron OJD12D9LGK - - • • • Micron MT8JTF25664AZ-1G4M1 2GB SS MICRON IJM22 D9PFJ - - • • • Micron MT16JTF25664AZ-1G4F1 2GB DS Micron 9KF27D9KPT 9 - • • ?[...]

Side(s): SS - Single-sided DS - Double-sided DIMM support: • 1 DIMM: Supports one (1) module inserted into any slot as Single-channel memory conguration. We suggest that you install the module into A2 slot. • 2 DIMMs: Supports two (2) modules inserted into either the blue slots or the black slots as one pair of Dual-channel memory congura[...]

1.5.3 Installing a DIMM 1 2 3 T o remove a DIMM B A A ASUS F2A55 1-19[...]

1.6 Expansion slots In the future, you may need to install expansion cards. The following sub-sections describe the slots and the expansion cards that they support. Unplug the power cord before adding or removing expansion cards. Failure to do so may cause you physical injury and damage motherboard components. 1.6.1 Installing an expansion card T o[...]

• 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 recommend that you provide sufcient power when running CrossFireX™ mode. See page 1-26 for details. • Connect a chassis fan to the motherboard connector labeled CHA_F AN1/2 when using multiple graphics cards f[...]

1.7 Jumpers Clear RTC RAM (CLRTC) This jumper allows you to clear the Real T ime Clock (RTC) RAM in CMOS. Y ou can clear the CMOS memory of date, time, and system setup parameters by erasing the CMOS RTC RAM data. The onboard button cell battery powers the RAM data in CMOS, which include system setup information such as system passwords. T o erase [...]

1.8 Connectors 1.8.1 Rear panel ports 1. PS/2 Mouse port (green). This port is for a PS/2 mouse. 2. LAN (RJ-45) port. This port allows Gigabit connection to a Local Area Network (LAN) through a network hub. LAN port LED indications Activity/Link LED Speed LED Status Description Status Description OFF No link OFF 10Mbps connection ORANGE Linked ORAN[...]

9. USB 2.0 ports 1 and 2. These two 4-pin Universal Serial Bus (USB) ports are for USB 2.0/1.1 devices. 10. USB 3.0 ports 1 and 2 . These two 9-pin Universal Serial Bus (USB) ports are for USB 3.0 devices. • DO NOT connect a keyboard / mouse to any USB 3.0 port when installing Windows ® operating system. • Due to USB 3.0 controller limitation,[...]

1.8.2 Internal connectors 1. CPU and chassis fan connectors (4-pin CPU_F AN, and 4-pin CHA_F AN1/2) Conn ect th e fan c ables to the fan co nnecto rs o n the motherb oard, ensuring tha t the blac k wire of eac h cabl e match es the groun d pi n of t he conn ector. • The CPU_F AN connector supports a CPU fan of maximum 2A (24 W) fan power . • On[...]

2. A TX power connectors (24-pin EA TXPWR, 4-pin A TX12V) These connectors are for an A TX power supply . The plugs from the power supply are designed to t these connectors in only one orientation. Find the proper orientation and push down rmly until the connectors completely t. • We recommend that you use an A TX 12V Specication 2.0-[...]

3. Serial A T A 3.0 Gb/s connectors (7-pin SA T A3G_1~6) These connectors are for the Serial A T A 3.0 Gb/s signal cables for Serial A T A hard disk drives and optical disc drives. If you installed Serial A T A hard disk drives, you can create a RAID 0, RAID 1, or RAID 10 conguration through the onboard controller . • These connectors are set [...]

5. System panel connector (20-8 pin P ANEL) This connector supports several chassis-mounted functions. • System power LED (2-pin PLED) This 2-pin connector is for the system power LED. Connect the chassis power LED cable to this connector . The system power LED lights up when you turn on the system power , and blinks when the system is in sleep m[...]

6. Digital audio connector (4-1 pin SPDIF_OUT) This connector is for an additional Sony/Philips Digital Interface (S/PDIF) port. The S/PDIF module is purchased separately . • We recommend that you connect a high-denition front panel audio module to this connector to avail of the motherboard high-denition audio capability . • If you want t[...]

8. USB 2.0 connectors (10-1 pin USB78, USB910, USB1 1 12) These connectors are for USB 2.0 ports. Connect the USB module cable to any of these connectors, then install the module to a slot opening at the back of the system chassis. These USB connectors comply with USB 2.0 specication that supports up to 480Mbps connection speed. Never connect a [...]

MemOK! switch Installing DIMMs that are incompatible with the motherboard may cause system boot failure, and the DRAM_LED near the MemOK! switch lights continuously . Press and hold the MemOK! switch until the DRAM_LED starts blinking to begin automatic memory compatibility tuning for successful boot. • Refer to section 1.10 Onboard LEDs for the [...]

1.10 Onboard LEDs 2. DRAM LED DRAM LED checks the DRAM in sequence during motherboard booting process. If an error is found , the LED next to the error device will continue lighting until the problem is solved. This user-friendly design provides an intuitional way to locate the root problem within a second. F2A55 F2A55 DRAM LED DRAM LED 1. Standby [...]

1.1 1 Software support 1.1 1.1 Installing an operating system This motherboard supports Windows ® XP / V ista / Windows ® 7 / Windows ® 8 Operating Systems (OS). Always install the latest OS version and corresponding updates to maximize the features of your hardware. • Motherboard settings and hardware options vary . Refer to your OS documenta[...]

Chapter 1: Product introduction 1-34[...]

Chapter 2: BIOS information 2-1 2.1 Managing and updating your BIOS Save a copy of the original motherboard BIOS le to a USB ash disk in case you need to restore the BIOS in the future. Copy the original motherboard BIOS using the ASUS Update utility . 2.1.1 ASUS Update utility The ASUS Update is a utility that allows you to manage, save, and[...]

2-2 ASUS F2A55 Updating from the Internet a. Select Update BIOS from the Internet , then click Next . b. Select the ASUS FTP site nearest you to avoid network trafc, then click Next . c. From the FTP site, select the BIOS version that you wish to download then click Next . The ASUS Update utility is capable of updating itself through the Interne[...]

Chapter 2: BIOS information 2-3 2.1.3 ASUS CrashFree BIOS 3 utility The ASUS CrashFree BIOS 3 is an auto recovery tool that allows you to restore the BIOS le when it fails or gets corrupted during the updating process. Y ou can restore a corrupted BIOS le using the motherboard support DVD or a USB ash drive that contains the updated BIOS ?[...]

2-4 ASUS F2A55 Welcome to FreeDOS (http://www.freedos.org)! C:>d: D:> 3. When the Make Disk menu appears, select the FreeDOS command prompt item by pressing the item number . 4. At the FreeDOS prompt, type d: and press <Enter> to switch the disk from Drive C (optical drive) to Drive D (USB ash drive). Please select boot device: SA [...]

Chapter 2: BIOS information 2-5 Updating the BIOS le T o update the BIOS le using BIOS Updater 1. At the FreeDOS prompt, type bupdater /pc /g and press <Enter>. ASUSTek BIOS Updater for DOS V1.30 Current ROM Update ROM A: Note [Enter] Select or Load [Tab] Switch [V] Drive Info [Up/Down/Home/End] Move [B] Backup [Esc] Exit F2A55.CAP 8390[...]

2-6 ASUS F2A55 Using the power button , reset button , or the <Ctrl>+<Alt>+<Del> keys to force reset from a running operating system can cause damage to your data or system. We recommend to always shut down the system properly from the operating system. 2.2 BIOS setup program Use the BIOS Setup program to update the BIOS or con[...]

Chapter 2: BIOS information 2-7 EZ Mode By default, the EZ Mode screen appears when you enter the BIOS setup program. The EZ Mode provides you an overview of the basic system information, and allows you to select the display language, system performance mode and boot device priority . T o access the Advanced Mode , click Exit/Advanced Mode , then s[...]

2-8 ASUS F2A55 Advanced Mode The Advanced Mode provides advanced options for experienced end-users to congure the BIOS settings. The gure below shows an example of the Advanced Mode. Refer to the following sections for the detailed congurations. T o access the EZ Mode, click Exit , then select ASUS EZ Mode . Menu bar The menu bar on top of[...]

Chapter 2: BIOS information 2-9 Menu items The highlighted item on the menu bar displays the specic items for that menu. For example, selecting Main shows the Main menu items. The other items (Ai T weaker, Advanced, Monitor , Boot, T ool, and Exit) on the menu bar have their respective menu items. Back button This button appears when entering a [...]

2-10 ASUS F2A55 2.3 Main menu The Main menu screen appears when you enter the Advanced Mode of the BIOS Setup program. The Main menu provides you an overview of the basic system information, and allows you to set the system date, time, language, and security settings. 2.3.1 System Language [English] Allows you to choose the BIOS language version fr[...]

Chapter 2: BIOS information 2-1 1 Administrator Password If you have set an administrator password, we recommend that you enter the administrator password for accessing the system. Otherwise, you might be able to see or change only selected elds in the BIOS setup program. T o set an administrator password: 1. Select the Administrator Password it[...]

2-12 ASUS F2A55 2.4 Ai T weaker menu The Ai T weaker menu items allow you to congure overclocking-related items. Be cautious when changing the settings of the Ai T weaker menu items. Incorrect eld values can cause the system to malfunction. The conguration options for this section vary depending on the CPU and DIMM model you installed on t[...]

Chapter 2: BIOS information 2-13 T arget CPU Speed : xxxxMHz Displays the current CPU speed. T arget DRAM Speed : xxxxMHz Displays the current DRAM speed. 2.4.1 Ai Overclock T uner [Auto] Allows you to select the CPU overclocking options to achieve the desired CPU internal frequency . Select any of these preset overclocking conguration options: [...]

2-14 ASUS F2A55 2.4.6 OC T uner OC T uner automatically overclocks the frequency and voltage of CPU and DRAM for enhancing the system performance. Press <Enter> and select OK to start automatic overclocking. 2.4.7 DRAM Timing Control The sub-items in this menu allow you to set the DRAM timing control features. Use the <+> and <-> [...]

Chapter 2: BIOS information 2-15 2.4.12 APU1.2V V oltage [Auto] Allows you to set the APU (Accelerated Processor Unit) 1.2V voltage. The values range from 1.2000V to 1.8000V with a 0.01V interval. 2.4.13 VDDA V oltage [Auto] Allows you to set the VDDA voltage. The values range from 2.5000V to 2.8000V with a 0.1V interval. • The values of the CPU [...]

2-16 ASUS F2A55 CPU Power Phase Control [Standard] Phase number is the number of working VRM phase. Increasing phase number under heavy system loading to get more transient and better thermal performance. Reducing phase number under light system loading to increase VRM efciency . [Standard] Proceeds phase control depending on the CPU loading. [O[...]

Chapter 2: BIOS information 2-17 Be cautious when changing the settings of the Advanced menu items. Incorrect eld values can cause the system to malfunction. 2.5 Advanced menu The Advanced menu items allow you to change the settings for the CPU and other system devices. Main Ai T weaker Advanced Monitor Boot T ool Exit CPU Conguration Paramet[...]

2-18 ASUS F2A55 2.5.2 SA T A Conguration While entering Setup, the BIOS automatically detects the presence of SA T A devices. The SA T A Port items show Not Present if no SA T A device is installed to the corresponding SA T A port. OnChip SA T A Channel [Enabled] Enables or disables onboard channel SA T A port. Conguration options: [Disabled][...]

Chapter 2: BIOS information 2-19 2.5.3 USB Conguration The items in this menu allow you to change the USB-related features. The USB Devices item shows the auto-detected values. If no USB device is detected, the item shows None. Legacy USB Support [Enabled] [Enabled] Enables the support for USB devices on legacy operating systems (OS). [Disabled][...]

2-20 ASUS F2A55 SPDIF Out T ype [SPDIF] [SPDIF] Sets to [SPDIF] for SPDIF audio output. [HDMI] Sets to [HDMI] for HDMI audio output. Realtek LAN Controller [Enabled] [Enabled] Enables the Realtek LAN controller . [Disabled] Disables the controller . Realtek PXE OPROM [Disabled] This item appears only when you set the Realtek LAN Controller item to [...]

Chapter 2: BIOS information 2-21 Power On By PS/2 Mouse [Disabled] [Disabled] Disables the Power On by a PS/2 mouse. [Enabled] Enables the Power On by a PS/2 mouse. This feature requires an A TX power supply that provides at least 1A on the +5VSB lead. Power On By PME [Disabled] [Disabled] Disables the PME to wake up by PCI/PCIE devices. [Enabled] [...]

2-22 ASUS F2A55 2.6 Monitor menu The Monitor menu displays the system temperature/power status, and allows you to change the fan settings. Scroll down to display the following items:[...]

Chapter 2: BIOS information 2-23 2.6.1 CPU T emperature / MB T emperature [xxxºC/xxxºF] The onboard hardware monitor automatically detects and displays the CPU and motherboard temperatures. Select Ignore if you do not wish to display the detected temperatures. 2.6.2 CPU_F AN / CHA_F AN Speed [xxxx RPM] or [Ignore] / [N/A] The onboard hardware mon[...]

2-24 ASUS F2A55 2.6.4 CHA_F AN1/2 Q-Fan Control [Disabled] [Disabled] Disables the Chassis Q-Fan1/2 control feature. [Enabled] Enables the Chassis Q-Fan1/2 control feature. CHA_F AN1/2 Fan Speed Low Limit [600 RPM] This item appears only when you enable the CHA_F AN1/2 Q-Fan Control feature and allows you to disable or set the chassis fan warning s[...]

Chapter 2: BIOS information 2-25 2.7.1 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 [Off]. 2.7.2 Full Screen Logo [Enabled] [Enabled] Enables the full screen logo display feature. [Disabled] Disables the full screen logo display feature. Set this item to [Enabled] to [...]

2-26 ASUS F2A55 Post Report [5 sec] This item appears only when the Full Screen Logo item is set to [Disabled] and allows you to set the waiting time for the system to display the post report. Conguration options: [1 sec] [2 sec] [3 sec] [4 sec] [5 sec] [6 sec] [7 sec] [8 sec] [9 sec] [10 sec] [Until Press ESC] 2.7.3 Fast Boot [Enabled] Enable o[...]

Chapter 2: BIOS information 2-27 The following four items appear only when you set Launch CSM to [Enabled]. Boot Device Control [UEFI and Legacy OpROM] Conguration option: [UEFI and Legacy OpRom] [Legacy OpROM only] [UEFI only] Boot from Network Devices [Legacy OpROM first] Conguration option: [Legacy OpROM rst] [UEFI driver rst] [Ignor[...]

2-28 ASUS F2A55 Manage All Factory Keys (PK, KEK, DB, DBX) Install default Secure Boot Keys Conguration options: [Y es] [No] Platform Key (PK) Set PK from File Conguration options: [Acpi (a0341d0, 0)PCI (1212)USB (2, 0)] Get PK to File Conguration options: [OK] Delete the PK Conguration options: [Y es] [No] Key Exchange Key Database [...]

Chapter 2: BIOS information 2-29 2.7.10 Setup Mode [EZ Mode] [Advanced Mode] Sets Advanced Mode as the default screen for entering the BIOS setup program. [EZ Mode] Sets EZ Mode as the default screen for entering the BIOS setup program. 2.7.1 1 Boot Option Priorities These items specify the boot device priority sequence from the available devices. [...]

2-30 ASUS F2A55 2.8 T ools menu The T ools menu items allow you to congure options for special functions. Select an item then press <Enter> to display the submenu. Main Ai T weaker Advanced Monitor Boot T ool Exit Be used to update BIOS EFI BIOS Utility - Advanced Mode > ASUS EZ Flash 2 Utility > ASUS SPD Information > ASUS O.C. P[...]

Chapter 2: BIOS information 2-31 2.9 Exit menu The Exit menu items allow you to load the optimal default values for the BIOS items, and save or discard your changes to the BIOS items. Y ou can access the EZ Mode from the Exit menu. Load Optimized Defaults This option allows you to load the default values for each of the parameters on the Setup menu[...]

2-32 ASUS F2A55[...]

ASUS F2A55 A-1 Appendices Notices Federal Communications Commission Statement This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: This device may not cause harmful interference. This device must accept any interference received including interference that may cause undesired operation. This equi[...]

A-2 Appendices Canadian Department of Communications Statement This digital apparatus does not exceed the Class B limits for radio noise emissions from digital apparatus set out in the Radio Interference Regulations of the Canadian Department of Communications. This class B digital apparatus complies with Canadian ICES-003. VCCI: Japan Compliance S[...]

ASUS F2A55 A-3 ASUS contact information ASUST eK COMPUTER INC. Address 15 Li-T e Road, Peitou, T aipei, T aiwan 1 1259 T elephone +886-2-2894-3447 Fax +886-2-2890-7798 E-mail info@asus.com.tw Web site www.asus.com.tw T echnical Support T elephone +86-21-3842991 1 Online support support.asus.com ASUS COMPUTER INTERNA TIONAL (America) Address 800 Cor[...]

A-4 Appendices DECLARATION OF CONFORMITY Per FCC Part 2 Section 2. 1077(a) Responsible Party Name: Asus Computer International Address: 800 Corporate Way, Fremont , CA 94539. Phone/Fax No: (510)739-3777/(510)608-4555 hereby declares that the product Product Name : Motherboard Model Number : F2A55 Conforms to the following specifications: FC C Pa rt[...]