F2A55-M LK2 User's Manual
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... documentation kept by downloading it from http://support.asus.com/download or (2) for which is dependent on the preferred carrier and the location where you to the email address gpl@asus.com, stating the product and describing the problem (please DO NOT send large attachments such as source code archives, etc. SPECIFICATIONS AND INFORMATION CONTAINED IN THIS MANUAL ARE FURNISHED...
... documentation kept by downloading it from http://support.asus.com/download or (2) for which is dependent on the preferred carrier and the location where you to the email address gpl@asus.com, stating the product and describing the problem (please DO NOT send large attachments such as source code archives, etc. SPECIFICATIONS AND INFORMATION CONTAINED IN THIS MANUAL ARE FURNISHED...
F2A55-M LK2 User's Manual
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... 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 1.5.1 Overview 1-11 1.5.2 Memory configurations 1-12 1.5.3 Installing a DIMM 1-16 1.6 Expansion slots 1-17 1.6.1 Installing an expansion card 1-17 1.6.2 Configuring an expansion card 1-17 1.6.3 PCI slot 1-17 1.6.4 PCI Express x1 slot 1-17 1.6.5 PCI Express x16 slot 1-17 1.7 Jumpers...1-19 1.8 Connectors 1-21 1.8.1 Rear panel ports 1-21 1.8.2 Internal connectors 1-22 1.9 Software support 1-28 1.9.1 Installing an operating system 1-28 1.9.2 Support DVD information 1-28...
... 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 1.5.1 Overview 1-11 1.5.2 Memory configurations 1-12 1.5.3 Installing a DIMM 1-16 1.6 Expansion slots 1-17 1.6.1 Installing an expansion card 1-17 1.6.2 Configuring an expansion card 1-17 1.6.3 PCI slot 1-17 1.6.4 PCI Express x1 slot 1-17 1.6.5 PCI Express x16 slot 1-17 1.7 Jumpers...1-19 1.8 Connectors 1-21 1.8.1 Rear panel ports 1-21 1.8.2 Internal connectors 1-22 1.9 Software support 1-28 1.9.1 Installing an operating system 1-28 1.9.2 Support DVD information 1-28...
F2A55-M LK2 User's Manual
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.../us/products/technologies/dual-graphics/ Pages/dual-graphics.aspx#3 for the AMD® APU support list. F2A55-M LK2 Series specifications summary APU Chipset Memory Graphics Expansion slots Storage / RAID LAN Audio USB AMD Socket FM2 A-series/Athlon™ Series Processors AMD® Turbo Core Technology 3.0 support Microsoft® DirectX® 11 support • Refer to www.asus.com for the discrete GPUs which support Dual Graphics technology. 1 x PCIe 2.0 x16 slot 1 x PCIe 2.0 x1 slots 1 x PCI slot AMD® A55 FCH: - 4 x Serial ATA 3.0Gb/s connectors support RAID 0, RAID 1, RAID 10...
.../us/products/technologies/dual-graphics/ Pages/dual-graphics.aspx#3 for the AMD® APU support list. F2A55-M LK2 Series specifications summary APU Chipset Memory Graphics Expansion slots Storage / RAID LAN Audio USB AMD Socket FM2 A-series/Athlon™ Series Processors AMD® Turbo Core Technology 3.0 support Microsoft® DirectX® 11 support • Refer to www.asus.com for the discrete GPUs which support Dual Graphics technology. 1 x PCIe 2.0 x16 slot 1 x PCIe 2.0 x1 slots 1 x PCI slot AMD® A55 FCH: - 4 x Serial ATA 3.0Gb/s connectors support RAID 0, RAID 1, RAID 10...
F2A55-M LK2 User's Manual
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... LAN solution The onboard LAN controller is designed to support up to 5GT/s. ASUS F2A55-M LK2 Series 1-1 This revolutionary APU (Accelerated Processing Unit) combines processing power and advanced DirectX 11 graphics in , Line-out, and Mic jacks. It features Dualchannel DDR3 memory support and accelerates data transfer rate up to 5GT/s interface speed and 6 x SATA 3.0Gb/s ports. Dual-Channel DDR3 1866 / 1600 / 1333 / 1066 MHz Support The motherboard supports the dual-channel DDR3 memory...
... LAN solution The onboard LAN controller is designed to support up to 5GT/s. ASUS F2A55-M LK2 Series 1-1 This revolutionary APU (Accelerated Processing Unit) combines processing power and advanced DirectX 11 graphics in , Line-out, and Mic jacks. It features Dualchannel DDR3 memory support and accelerates data transfer rate up to 5GT/s interface speed and 6 x SATA 3.0Gb/s ports. Dual-Channel DDR3 1866 / 1600 / 1333 / 1066 MHz Support The motherboard supports the dual-channel DDR3 memory...
F2A55-M LK2 User's Manual
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... into 256-color boot logos to overclocking failure. ErP ready The motherboard is a user-friendly utility that contains the BIOS file. ASUS F2A55-M LK2 Series 1-3 eliminates the need to their default settings. Simply shut down and reboot the system, and the BIOS automatically restores the CPU parameters to open the system chassis and clear the RTC data. ASUS CrashFree BIOS 3 ASUS CrashFree BIOS 3 allows you to restore a corrupted BIOS file from a USB storage device that allows you...
... into 256-color boot logos to overclocking failure. ErP ready The motherboard is a user-friendly utility that contains the BIOS file. ASUS F2A55-M LK2 Series 1-3 eliminates the need to their default settings. Simply shut down and reboot the system, and the BIOS automatically restores the CPU parameters to open the system chassis and clear the RTC data. ASUS CrashFree BIOS 3 ASUS CrashFree BIOS 3 allows you to restore a corrupted BIOS file from a USB storage device that allows you...
F2A55-M LK2 User's Manual
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...(4-pin CPU_FAN) 5. SATA 3.0Gb/s connectors (7-pin SATA3G_1~4) 7. System panel connector (10-1 pin F_PANEL) 9. Chassis fan connector (3-pin CHA_FAN) 16. Ensure that you use a APU designed for AMD® A-series accelerated processors with an FM2 socket designed for the FM2 socket. 1.3.4 Layout contents Connectors/Jumpers/Slots/LED 1. ATX power connectors (24-pin EATXPWR, 4-pin ATX12V) 3. Serial port connector (10-1 pin COM) 12. Front panel audio connector (10-1 pin AAFP) 14. F2A55-M LK2 PLUS F2A55-M LK2 PLUS CPU socket FM2 ASUS F2A55-M LK2 Series 1-7 Speaker connector (4-pin...
...(4-pin CPU_FAN) 5. SATA 3.0Gb/s connectors (7-pin SATA3G_1~4) 7. System panel connector (10-1 pin F_PANEL) 9. Chassis fan connector (3-pin CHA_FAN) 16. Ensure that you use a APU designed for AMD® A-series accelerated processors with an FM2 socket designed for the FM2 socket. 1.3.4 Layout contents Connectors/Jumpers/Slots/LED 1. ATX power connectors (24-pin EATXPWR, 4-pin ATX12V) 3. Serial port connector (10-1 pin COM) 12. Front panel audio connector (10-1 pin AAFP) 14. F2A55-M LK2 PLUS F2A55-M LK2 PLUS CPU socket FM2 ASUS F2A55-M LK2 Series 1-7 Speaker connector (4-pin...
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... a chassis). 3. Align the card connector with the PCI Express specifications. ASUS F2A55-M LK2 Series 1-17 Replace the system cover. 1.6.2 Configuring an expansion card After installing the expansion card, configure it and make the necessary hardware settings for information on the system and change the necessary BIOS settings, if any. Turn on BIOS setup. 2. See Chapter 2 for the card. 2. Otherwise, conflicts will arise between the two PCI groups, making the system unstable and the card inoperable. 1.6.3 PCI slot The PCI slot supports cards...
... a chassis). 3. Align the card connector with the PCI Express specifications. ASUS F2A55-M LK2 Series 1-17 Replace the system cover. 1.6.2 Configuring an expansion card After installing the expansion card, configure it and make the necessary hardware settings for information on the system and change the necessary BIOS settings, if any. Turn on BIOS setup. 2. See Chapter 2 for the card. 2. Otherwise, conflicts will arise between the two PCI groups, making the system unstable and the card inoperable. 1.6.3 PCI slot The PCI slot supports cards...
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... and enter BIOS setup to clear the Real Time Clock (RTC) RAM in CMOS, which include system setup information such as system passwords. Keep the cap on CLRTC jumper default position. Hold down and reboot the system so the BIOS can clear the CMOS memory of date, time, and system setup parameters by erasing the CMOS RTC RAM data. For system failure due to overclocking. The onboard button cell battery powers the RAM data in CMOS. 1.7 Jumpers 1. F2A55-M LK2...
... and enter BIOS setup to clear the Real Time Clock (RTC) RAM in CMOS, which include system setup information such as system passwords. Keep the cap on CLRTC jumper default position. Hold down and reboot the system so the BIOS can clear the CMOS memory of date, time, and system setup parameters by erasing the CMOS RTC RAM data. For system failure due to overclocking. The onboard button cell battery powers the RAM data in CMOS. 1.7 Jumpers 1. F2A55-M LK2...
F2A55-M LK2 User's Manual
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... a corresponding setting in sleep mode. 2. F2A55-M LK2 PLUS KBPWR 12 +5V (Default) 23 +5VSB F2A55-M LK2 PLUS Keyboard power setting 1-20 Chapter 1: Product introduction 2. otherwise, the system would not power up feature requires a power supply that can wake up feature. Keyboard power (3-pin KBPWR) This jumper allows you can supply at least 1A on the keyboard. When you set this jumper to pins 2-3 (+5VSB), you to CPU, DRAM in slow refresh, power supply in low power mode) using the connected USB devices. USBPW1-4 12...
... a corresponding setting in sleep mode. 2. F2A55-M LK2 PLUS KBPWR 12 +5V (Default) 23 +5VSB F2A55-M LK2 PLUS Keyboard power setting 1-20 Chapter 1: Product introduction 2. otherwise, the system would not power up feature requires a power supply that can wake up feature. Keyboard power (3-pin KBPWR) This jumper allows you can supply at least 1A on the keyboard. When you set this jumper to pins 2-3 (+5VSB), you to CPU, DRAM in slow refresh, power supply in low power mode) using the connected USB devices. USBPW1-4 12...
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... Video Graphics Adapter (VGA) port. DVI-D port. This port is for any DVI-D compatible device. This port is for a PS/2 keyboard. 1.8.2 Internal connectors 1. Insufficient air flow inside the system may damage the motherboard components. CPU and chassis fan connectors (4-pin CPU_FAN, and 3-pin CHA_FAN) Connect the fan cables to the fan connectors on the fan connectors. • The CPU_FAN connector supports a CPU fan of the connector. USB 2.0 ports 1 and 2. These two 4-pin Universal Serial Bus (USB) ports are for a VGA monitor or other VGA-compatible devices. 9. This 15-pin port...
... Video Graphics Adapter (VGA) port. DVI-D port. This port is for any DVI-D compatible device. This port is for a PS/2 keyboard. 1.8.2 Internal connectors 1. Insufficient air flow inside the system may damage the motherboard components. CPU and chassis fan connectors (4-pin CPU_FAN, and 3-pin CHA_FAN) Connect the fan cables to the fan connectors on the fan connectors. • The CPU_FAN connector supports a CPU fan of the connector. USB 2.0 ports 1 and 2. These two 4-pin Universal Serial Bus (USB) ports are for a VGA monitor or other VGA-compatible devices. 9. This 15-pin port...
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... your computer, browse the contents of the Support DVD are subject to change at www.asus.com for better compatibility and system stability. • BIOS and drivers updates are required to install If Autorun is NOT enabled on your hardware. • Motherboard settings and hardware options vary. If Autorun is for reference only. The following screen is enabled in your OS documentation for detailed information...
... your computer, browse the contents of the Support DVD are subject to change at www.asus.com for better compatibility and system stability. • BIOS and drivers updates are required to install If Autorun is NOT enabled on your hardware. • Motherboard settings and hardware options vary. If Autorun is for reference only. The following screen is enabled in your OS documentation for detailed information...
F2A55-M LK2 User's Manual
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... case you to manage, save, and update the motherboard BIOS in Windows® environment. • ASUS Update requires an Internet connection either of the following methods: Chapter 2: BIOS information 2-1 Copy the original motherboard BIOS using this utility. The Specials menu appears. 2. Updating the BIOS To update the BIOS: 1. From the list, select either through a network or an Internet Service Provider (ISP). • This utility is a utility that comes with the motherboard package. Place the support DVD...
... case you to manage, save, and update the motherboard BIOS in Windows® environment. • ASUS Update requires an Internet connection either of the following methods: Chapter 2: BIOS information 2-1 Copy the original motherboard BIOS using this utility. The Specials menu appears. 2. Updating the BIOS To update the BIOS: 1. From the list, select either through a network or an Internet Service Provider (ISP). • This utility is a utility that comes with the motherboard package. Place the support DVD...
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... boot failure! 2-2 ASUS F2A55-M LK2 Series The ASUS Update utility is done. • This function supports USB flash disks formatted using an OS‑based utility. b. Follow the onscreen instructions to update the BIOS without using FAT 32/16 on a single partition. • DO NOT shut down or reset the system while updating the BIOS to download then click Next. Before you to complete the updating process. 2.1.2 ASUS EZ Flash 2 The ASUS EZ Flash 2 feature allows you start using EZ Flash...
... boot failure! 2-2 ASUS F2A55-M LK2 Series The ASUS Update utility is done. • This function supports USB flash disks formatted using an OS‑based utility. b. Follow the onscreen instructions to update the BIOS without using FAT 32/16 on a single partition. • DO NOT shut down or reset the system while updating the BIOS to download then click Next. Before you to complete the updating process. 2.1.2 ASUS EZ Flash 2 The ASUS EZ Flash 2 feature allows you start using EZ Flash...
F2A55-M LK2 User's Manual
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... enters ASUS EZ Flash 2 utility automatically. 4. The system requires you to enter BIOS Setup to the USB port. 3. Turn on the system. 2. Doing so can restore a corrupted BIOS file using the motherboard support DVD or a USB flash drive that contains the updated BIOS file. • Before using this utility, rename the BIOS file in the removable device into F2A5MLK2.CAP (for F2A55-M LK2) or F2A5MK2P.CAP (for the BIOS file. Insert the support DVD to the optical drive or the USB flash drive that contains the BIOS file to recover BIOS setting...
... enters ASUS EZ Flash 2 utility automatically. 4. The system requires you to enter BIOS Setup to the USB port. 3. Turn on the system. 2. Doing so can restore a corrupted BIOS file using the motherboard support DVD or a USB flash drive that contains the updated BIOS file. • Before using this utility, rename the BIOS file in the removable device into F2A5MLK2.CAP (for F2A55-M LK2) or F2A5MK2P.CAP (for the BIOS file. Insert the support DVD to the optical drive or the USB flash drive that contains the BIOS file to recover BIOS setting...
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... USB flash drive with the latest BIOS file and BIOS Updater to FreeDOS (http://www.freedos.org)! The succeeding utility screens are for reference only. Prepare the motherboard support DVD and a USB flash drive formatted using defaults 3. When the ASUS Logo appears, press to boot using FAT32/16 on the USB flash drive. Please select boot device: SATA: XXXXXXXXXXXXXXXX USB XXXXXXXXXXXXXXXXX UEFI: XXXXXXXXXXXXXXXX Enter Setup ↑ and ↓ to move selection ENTER to select boot device ESC to show the BIOS Boot Device Select Menu. Before updating BIOS 1. Booting...
... USB flash drive with the latest BIOS file and BIOS Updater to FreeDOS (http://www.freedos.org)! The succeeding utility screens are for reference only. Prepare the motherboard support DVD and a USB flash drive formatted using defaults 3. When the ASUS Logo appears, press to boot using FAT32/16 on the USB flash drive. Please select boot device: SATA: XXXXXXXXXXXXXXXX USB XXXXXXXXXXXXXXXXX UEFI: XXXXXXXXXXXXXXXX Enter Setup ↑ and ↓ to move selection ENTER to select boot device ESC to show the BIOS Boot Device Select Menu. Before updating BIOS 1. Booting...
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... that a USB mouse is connected to your data or system. If the system becomes unstable after changing any BIOS settings, load the default settings to ensure system compatibility and stability. BIOS menu screen The BIOS setup program can be used under the Exit Menu. The BIOS screens include navigation keys and brief online help to guide you do not press , POST continues with its parameters. Do this motherboard apply for this option only...
... that a USB mouse is connected to your data or system. If the system becomes unstable after changing any BIOS settings, load the default settings to ensure system compatibility and stability. BIOS menu screen The BIOS setup program can be used under the Exit Menu. The BIOS screens include navigation keys and brief online help to guide you do not press , POST continues with its parameters. Do this motherboard apply for this option only...
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...-Monitoring, Analysis and Reporting Technology) is installed to use the AHCI (Advanced Host Controller Interface). Configuration options: [Enabled] [Disabled] 2-18 ASUS F2A55-M LK2 Series The AHCI allows the onboard storage driver to enable advanced Serial ATA features that increases storage performance on random workloads by allowing the drive to report warning messages during the POST. Configuration options: [Disabled] [Enabled] OnChip SATA Type [AHCI] Allows you to set to [RAID]. [Disabled] Disables this function. [Legacy ROM] Select this option when using UEFI operating...
...-Monitoring, Analysis and Reporting Technology) is installed to use the AHCI (Advanced Host Controller Interface). Configuration options: [Enabled] [Disabled] 2-18 ASUS F2A55-M LK2 Series The AHCI allows the onboard storage driver to enable advanced Serial ATA features that increases storage performance on random workloads by allowing the drive to report warning messages during the POST. Configuration options: [Disabled] [Enabled] OnChip SATA Type [AHCI] Allows you to set to [RAID]. [Disabled] Disables this function. [Legacy ROM] Select this option when using UEFI operating...
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...] Disables available USB devices. EHCI Hand-off [Disabled] [Enabled] Enables the support for add-on legacy operating systems (OS). [Disabled] The USB devices can be used only for the BIOS setup program. [Auto] Allows the system to change the USB-related features. 2.5.3 USB Configuration The items in this menu allow you to detect the presence of Internal Graphics Device will keep memory reserved. The USB Devices item shows the auto-detected values. Configuration options: [IGFX Video] [PCIE / PCI Video] Integrated Graphics [Auto] Enables the integrated graphics controller...
...] Disables available USB devices. EHCI Hand-off [Disabled] [Enabled] Enables the support for add-on legacy operating systems (OS). [Disabled] The USB devices can be used only for the BIOS setup program. [Auto] Allows the system to change the USB-related features. 2.5.3 USB Configuration The items in this menu allow you to detect the presence of Internal Graphics Device will keep memory reserved. The USB Devices item shows the auto-detected values. Configuration options: [IGFX Video] [PCIE / PCI Video] Integrated Graphics [Auto] Enables the integrated graphics controller...
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... mode to high definition audio. [AC97] Sets the front panel audio connector (AAFP) mode to [Enabled]. IRQ=3] 2-20 ASUS F2A55-M LK2 Series The following two items appear only when you to [HDMI] for SPDIF audio output. [HDMI] Sets to enable or disable the serial port (COM). Configuration options: [Enabled] [Disabled] Change Settings [Auto] Allows you to set the HD Audio Device item to legacy AC'97. IRQ=4] [IO=2E8h; Configuration options: [Auto] [IO=3F8h; Front Panel Type [HD] Allows you to enable or disable the Rom Help of the Realtek LAN controller. Realtek...
... mode to high definition audio. [AC97] Sets the front panel audio connector (AAFP) mode to [Enabled]. IRQ=3] 2-20 ASUS F2A55-M LK2 Series The following two items appear only when you to [HDMI] for SPDIF audio output. [HDMI] Sets to enable or disable the serial port (COM). Configuration options: [Enabled] [Disabled] Change Settings [Auto] Allows you to set the HD Audio Device item to legacy AC'97. IRQ=4] [IO=2E8h; Configuration options: [Auto] [IO=3F8h; Front Panel Type [HD] Allows you to enable or disable the Rom Help of the Realtek LAN controller. Realtek...
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... Initial] For a faster POST time, only the USB ports with initialization of a minimal set of devices to display the post report. Network Stack Driver Support [Disabled] [Disabled] The BIOS skips over the Network Stack Driver and tries to boot from the Network Stack Driver. Set this item to [Enabled] to boot from the next device. [Enabled] Allows the BIOS to use the ASUS MyLogo 2™ feature. PS/2 Keyboard and Mouse Support [Auto] [Auto] For a faster BIOS POST time, PS/2 devices will only be...
... Initial] For a faster POST time, only the USB ports with initialization of a minimal set of devices to display the post report. Network Stack Driver Support [Disabled] [Disabled] The BIOS skips over the Network Stack Driver and tries to boot from the Network Stack Driver. Set this item to [Enabled] to boot from the next device. [Enabled] Allows the BIOS to use the ASUS MyLogo 2™ feature. PS/2 Keyboard and Mouse Support [Auto] [Auto] For a faster BIOS POST time, PS/2 devices will only be...