F2A55-M LK User's Manual
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... Indicates a menu or an item to emphasize a word or a phrase. If you must press two or more keys simultaneously, the key names are linked with a plus sign (+). DANGER/WARNING: Information to prevent injury to yourself when trying to complete a task. . Conventions used throughout this manual.
... Indicates a menu or an item to emphasize a word or a phrase. If you must press two or more keys simultaneously, the key names are linked with a plus sign (+). DANGER/WARNING: Information to prevent injury to yourself when trying to complete a task. . Conventions used throughout this manual.
F2A55-M LK User's Manual
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... / switches BIOS Support DVD Form factor ASUS DIGI+ VRM ASUS 3+2 Phase Power Design Network iControl ASUS EPU ASUS AI Suite II ASUS UEFI BIOS EZ Mode featuring friendly graphics user interface ASUS TurboV ASUS Anti-Surge Protection ASUS Fan Xpert ASUS CrashFree BIOS 3 ASUS EZ Flash 2 ASUS MyLogo 2™ 100% All high quality conductive polymer (F2A55-M LK PLUS only) 1 x PS/2 mouse port (green) 1 x PS...
... / switches BIOS Support DVD Form factor ASUS DIGI+ VRM ASUS 3+2 Phase Power Design Network iControl ASUS EPU ASUS AI Suite II ASUS UEFI BIOS EZ Mode featuring friendly graphics user interface ASUS TurboV ASUS Anti-Surge Protection ASUS Fan Xpert ASUS CrashFree BIOS 3 ASUS EZ Flash 2 ASUS MyLogo 2™ 100% All high quality conductive polymer (F2A55-M LK PLUS only) 1 x PS/2 mouse port (green) 1 x PS...
F2A55-M LK User's Manual
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...(9.6in) VGA USB34 LAN_USB12 COM CHA_FAN AUDIO RTL 8111F Super I/O F2A55-M LK PLUS PCIEX16 PCIEX1_1 Lithium Cell CMOS Power PCIEX1_2 AMD® A55 SB_PWR SATA3G_4 SATA3G_3 SATA3G_2 ALC 887 SPDIF_OUT AAFP PCI1 LPT USB910 USB78 USBPW5-10 USB56 CLRTC 64Mb BIOS SATA3G_1 SPEAKER F_PANEL ASUS F2A55-M LK Series motherboard User Guide 2 x Serial ATA 3.0 Gb/s cables 1 x I/O Shield...
...(9.6in) VGA USB34 LAN_USB12 COM CHA_FAN AUDIO RTL 8111F Super I/O F2A55-M LK PLUS PCIEX16 PCIEX1_1 Lithium Cell CMOS Power PCIEX1_2 AMD® A55 SB_PWR SATA3G_4 SATA3G_3 SATA3G_2 ALC 887 SPDIF_OUT AAFP PCI1 LPT USB910 USB78 USBPW5-10 USB56 CLRTC 64Mb BIOS SATA3G_1 SPEAKER F_PANEL ASUS F2A55-M LK Series motherboard User Guide 2 x Serial ATA 3.0 Gb/s cables 1 x I/O Shield...
F2A55-M LK User's Manual
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... system's performance, and to provide efficient power management for advanced operating systems. 100% All High-quality Conductive Polymer Capacitors (F2A55-M LK PLUS only) This motherboard uses all high-quality conductive polymer capacitors for durability, improved lifespan, and enhanced thermal capacity. Product introduction...of Line-in one small, energy-efficient design to 5GT/s interface speed and 6 x SATA 3.0Gb/s ports. ASUS F2A55-M LK Series 1-1 It features Dualchannel DDR3 memory support and accelerates data transfer rate up to enable accelerated performance and an ...
... system's performance, and to provide efficient power management for advanced operating systems. 100% All High-quality Conductive Polymer Capacitors (F2A55-M LK PLUS only) This motherboard uses all high-quality conductive polymer capacitors for durability, improved lifespan, and enhanced thermal capacity. Product introduction...of Line-in one small, energy-efficient design to 5GT/s interface speed and 6 x SATA 3.0Gb/s ports. ASUS F2A55-M LK Series 1-1 It features Dualchannel DDR3 memory support and accelerates data transfer rate up to enable accelerated performance and an ...
F2A55-M LK User's Manual
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This is ON, in sleep mode, or in any component, switch off mode. SB_PWR F2A55-M LK PLUS ON OFF Standby Power Powered Off F2A55-M LK PLUS Onboard LED 1-4 Chapter 1: Product introduction 1.2 Before you proceed Take note of the onboard LED. The illustration below shows the location of the following precautions before ...
This is ON, in sleep mode, or in any component, switch off mode. SB_PWR F2A55-M LK PLUS ON OFF Standby Power Powered Off F2A55-M LK PLUS Onboard LED 1-4 Chapter 1: Product introduction 1.2 Before you proceed Take note of the onboard LED. The illustration below shows the location of the following precautions before ...
F2A55-M LK User's Manual
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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. Place this side towards the rear of the chassis as indicated in the correct orientation. Doing so can damage the motherboard. F2A55-M LK PLUS ASUS F2A55-M LK Series 1-5 The edge with external ports goes to the chassis. DO NOT overtighten the screws!
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. Place this side towards the rear of the chassis as indicated in the correct orientation. Doing so can damage the motherboard. F2A55-M LK PLUS ASUS F2A55-M LK Series 1-5 The edge with external ports goes to the chassis. DO NOT overtighten the screws!
F2A55-M LK User's Manual
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...DIMM_B1 (64bit, 240-pin module) EATXPWR SATA3G_5 SATA3G_6 24.4cm(9.6in) VGA 3 USB34 16 COM LAN_USB12 CHA_FAN 7 AUDIO 5 RTL 8111F Super I/O F2A55-M LK PLUS PCIEX16 PCIEX1_1 Lithium Cell CMOS Power PCIEX1_2 SB_PWR 8 AMD® A55 SATA3G_4 SATA3G_3 SATA3G_2 7 ALC 887 SPDIF_OUT AAFP PCI1 LPT USB910 USB78 USBPW5-10... USB56 CLRTC 64Mb BIOS SATA3G_1 SPEAKER F_PANEL 2 15 14 13 12 11 10 9 1-6 Chapter 1: Product introduction 1.3.3 Motherboard layout F2A55-M LK Series motherboards include F2A55-M LK PLUS and F2A55-M LK models. The package contents vary from models.
...DIMM_B1 (64bit, 240-pin module) EATXPWR SATA3G_5 SATA3G_6 24.4cm(9.6in) VGA 3 USB34 16 COM LAN_USB12 CHA_FAN 7 AUDIO 5 RTL 8111F Super I/O F2A55-M LK PLUS PCIEX16 PCIEX1_1 Lithium Cell CMOS Power PCIEX1_2 SB_PWR 8 AMD® A55 SATA3G_4 SATA3G_3 SATA3G_2 7 ALC 887 SPDIF_OUT AAFP PCI1 LPT USB910 USB78 USBPW5-10... USB56 CLRTC 64Mb BIOS SATA3G_1 SPEAKER F_PANEL 2 15 14 13 12 11 10 9 1-6 Chapter 1: Product introduction 1.3.3 Motherboard layout F2A55-M LK Series motherboards include F2A55-M LK PLUS and F2A55-M LK models. The package contents vary from models.
F2A55-M LK User's Manual
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... motherboard comes with an FM2 socket designed for the FM2 socket. Standby power LED (SB_PWR) 9. 1.3.4 Layout contents Connectors/Jumpers/Slots/LED 1. Keyboard power (3-pin KBPWR) 2. F2A55-M LK PLUS F2A55-M LK PLUS APU socket FM2 ASUS F2A55-M LK Series 1-7 Front panel audio connector (10-1 pin AAFP) 16.
... motherboard comes with an FM2 socket designed for the FM2 socket. Standby power LED (SB_PWR) 9. 1.3.4 Layout contents Connectors/Jumpers/Slots/LED 1. Keyboard power (3-pin KBPWR) 2. F2A55-M LK PLUS F2A55-M LK PLUS APU socket FM2 ASUS F2A55-M LK Series 1-7 Front panel audio connector (10-1 pin AAFP) 16.
F2A55-M LK User's Manual
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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 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 F2A55-M LK PLUS Channel Channel A Channel B F2A55-M LK PLUS 240-pin DDR3 DIMM sockets Sockets DIMM_A1 DIMM_B1 ASUS F2A55-M LK Series 1-11 1.5 System memory 1.5.1 Overview This motherboard comes with less power consumption.
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 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 F2A55-M LK PLUS Channel Channel A Channel B F2A55-M LK PLUS 240-pin DDR3 DIMM sockets Sockets DIMM_A1 DIMM_B1 ASUS F2A55-M LK Series 1-11 1.5 System memory 1.5.1 Overview This motherboard comes with less power consumption.
F2A55-M LK User's Manual
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F2A55-M LK PLUS CLRTC 12 23 Normal (Default) Clear RTC F2A55-M LK PLUS Clear RTC RAM To erase the RTC RAM: 1. Keep the cap on CLRTC jumper default position. Removing the cap will cause system boot failure! • ...
F2A55-M LK PLUS CLRTC 12 23 Normal (Default) Clear RTC F2A55-M LK PLUS Clear RTC RAM To erase the RTC RAM: 1. Keep the cap on CLRTC jumper default position. Removing the cap will cause system boot failure! • ...
F2A55-M LK User's Manual
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...provide 500mA on the +5VSB lead for each USB port; 2. KBPWR 12 23 F2A55-M LK PLUS +5V +5VSB (Default) F2A55-M LK PLUS Keyboard power setting 3. USBPW1-4 12 23 +5V +5VSB (Default) F2A55-M LK PLUS USBPW5-10 12 23 +5V +5VSB (Default) F2A55-M LK PLUS USB device wake-up • The USB device wake-up . • ... to +5VSB to enable or disable the keyboard wake-up from S1 sleep mode (CPU stopped, DRAM refreshed, system running in the BIOS. ASUS F2A55-M LK Series 1-21 When you set this jumper to pins 2-3 (+5VSB), you to wake up feature. USB device wake-up (3-pin USBPW1-4, ...
...provide 500mA on the +5VSB lead for each USB port; 2. KBPWR 12 23 F2A55-M LK PLUS +5V +5VSB (Default) F2A55-M LK PLUS Keyboard power setting 3. USBPW1-4 12 23 +5V +5VSB (Default) F2A55-M LK PLUS USBPW5-10 12 23 +5V +5VSB (Default) F2A55-M LK PLUS USB device wake-up • The USB device wake-up . • ... to +5VSB to enable or disable the keyboard wake-up from S1 sleep mode (CPU stopped, DRAM refreshed, system running in the BIOS. ASUS F2A55-M LK Series 1-21 When you set this jumper to pins 2-3 (+5VSB), you to wake up feature. USB device wake-up (3-pin USBPW1-4, ...
F2A55-M LK User's Manual
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...Adapter (VGA) port. DVI-D port. PS/2 Keyboard port (purple). CPU_FAN CPU FAN PWM CPU FAN IN CPU FAN PWR GND F2A55-M LK PLUS CHA_FAN Rotation +12V GND F2A55-M LK PLUS Fan connectors DO NOT forget to connect the fan cables to CRT and isn't compatible with DVI-I. 10. DO NOT place jumper caps..., 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. 6. USB 2.0 ports 3 and 4. This 15-pin port is for a PS/2 keyboard. 1.8.2 Internal connectors 1. This port is for USB 2.0/1.1 ...
...Adapter (VGA) port. DVI-D port. PS/2 Keyboard port (purple). CPU_FAN CPU FAN PWM CPU FAN IN CPU FAN PWR GND F2A55-M LK PLUS CHA_FAN Rotation +12V GND F2A55-M LK PLUS Fan connectors DO NOT forget to connect the fan cables to CRT and isn't compatible with DVI-I. 10. DO NOT place jumper caps..., 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. 6. USB 2.0 ports 3 and 4. This 15-pin port is for a PS/2 keyboard. 1.8.2 Internal connectors 1. This port is for USB 2.0/1.1 ...
F2A55-M LK User's Manual
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... PIN 1 +12 Volts +12 Volts +5V Standby Power OK +12V DC +12V DC GND +5 Volts GND +5 Volts GND +3 Volts +3 Volts PIN 1 F2A55-M LK PLUS ATX power connectors GND +5 Volts +5 Volts +5 Volts -5 Volts GND GND GND PSON# GND -12 Volts +3 Volts • We recommend that you use an ATX ...of 300W power rating. Otherwise, the system will not boot up. • We recommend that the 20-pin power plug can provide at http://support.asus. Find the proper orientation and push down firmly until the connectors completely fit. The plugs from the power supply are for details. 1-24 Chapter 1: ...
... PIN 1 +12 Volts +12 Volts +5V Standby Power OK +12V DC +12V DC GND +5 Volts GND +5 Volts GND +3 Volts +3 Volts PIN 1 F2A55-M LK PLUS ATX power connectors GND +5 Volts +5 Volts +5 Volts -5 Volts GND GND GND PSON# GND -12 Volts +3 Volts • We recommend that you use an ATX ...of 300W power rating. Otherwise, the system will not boot up. • We recommend that the 20-pin power plug can provide at http://support.asus. Find the proper orientation and push down firmly until the connectors completely fit. The plugs from the power supply are for details. 1-24 Chapter 1: ...
F2A55-M LK User's Manual
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...ERR# INIT# SLIN# GND GND GND GND GND GND GND GND F2A55-M LK PLUS LPT PIN 1 STB# PD0 PD1 PD2 PD3 PD4 PD5 PD6 PD7 ACK# BUSY PE SLCT F2A55-M LK PLUS LPT connector ASUS F2A55-M LK Series 1-25 The Serial ATA RAID feature is the parallel port interface... RSATA_TXP5 GND GND RSATA_RXP3 RSATA_RXN3 GND RSATA_TXN3 RSATA_TXP3 GND SATA3G_2 GND RSATA_RXP2 RSATA_RXN2 GND RSATA_TXN2 RSATA_TXP2 GND F2A55-M LK PLUS SATA3G_1 GND RSATA_RXP1 RSATA_RXN1 GND RSATA_TXN1 RSATA_TXP1 GND F2A55-M LK PLUS SATA 3.0Gb/s connectors • These connectors are using Windows® XP SP3 or later version...
...ERR# INIT# SLIN# GND GND GND GND GND GND GND GND F2A55-M LK PLUS LPT PIN 1 STB# PD0 PD1 PD2 PD3 PD4 PD5 PD6 PD7 ACK# BUSY PE SLCT F2A55-M LK PLUS LPT connector ASUS F2A55-M LK Series 1-25 The Serial ATA RAID feature is the parallel port interface... RSATA_TXP5 GND GND RSATA_RXP3 RSATA_RXN3 GND RSATA_TXN3 RSATA_TXP3 GND SATA3G_2 GND RSATA_RXP2 RSATA_RXN2 GND RSATA_TXN2 RSATA_TXP2 GND F2A55-M LK PLUS SATA3G_1 GND RSATA_RXP1 RSATA_RXN1 GND RSATA_TXN1 RSATA_TXP1 GND F2A55-M LK PLUS SATA 3.0Gb/s connectors • These connectors are using Windows® XP SP3 or later version...
F2A55-M LK User's Manual
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5. Ground Reset F2A55-M LK PLUS PIN 1 +HDLED RESET F2A55-M LK PLUS System panel connector • System power LED (2-pin PLED) This 2-pin connector is for the system power LED. System panel connector (10-1 pin PANEL) This .... • Reset button (2-pin RESET) This 2-pin connector is read from or written to hear system beeps and warnings. +5V GND GND Speaker Out SPEAKER F2A55-M LK PLUS PIN 1 F2A55-M LK PLUS Speaker out connector 1-26 Chapter 1: Product introduction
5. Ground Reset F2A55-M LK PLUS PIN 1 +HDLED RESET F2A55-M LK PLUS System panel connector • System power LED (2-pin PLED) This 2-pin connector is for the system power LED. System panel connector (10-1 pin PANEL) This .... • Reset button (2-pin RESET) This 2-pin connector is read from or written to hear system beeps and warnings. +5V GND GND Speaker Out SPEAKER F2A55-M LK PLUS PIN 1 F2A55-M LK PLUS Speaker out connector 1-26 Chapter 1: Product introduction
F2A55-M LK User's Manual
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... the motherboard high-definition audio capability. • If you want to connect a high definition front panel audio module to [HD]. F2A55-M LK PLUS SPDIF_OUT F2A55-M LK PLUS Digital audio connector The S/PDIF module is purchased separately. ASUS F2A55-M LK Series 1-27 Front panel audio connector (10-1 pin AAFP) This connector is for a chassis-mounted front panel audio I /O module is...
... the motherboard high-definition audio capability. • If you want to connect a high definition front panel audio module to [HD]. F2A55-M LK PLUS SPDIF_OUT F2A55-M LK PLUS Digital audio connector The S/PDIF module is purchased separately. ASUS F2A55-M LK Series 1-27 Front panel audio connector (10-1 pin AAFP) This connector is for a chassis-mounted front panel audio I /O module is...
F2A55-M LK User's Manual
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... This connector is purchased separately. 1-28 Chapter 1: Product introduction COM RXD DTR DSR CTS PIN 1 DCD TXD GND RTS RI F2A55-M LK PLUS F2A55-M LK PLUS Serial port (COM) connector The COM module is for USB 2.0 ports. Connect the serial port module cable to this connector, then... GND NC USB+5V USB_P6USB_P6+ GND NC USB+5V USB_P9USB_P9+ GND USB+5V USB_P7USB_P7+ GND USB+5V USB_P5USB_P5+ GND F2A55-M LK PLUS PIN 1 PIN 1 PIN 1 F2A55-M LK PLUS USB2.0 connectors Never connect a 1394 cable to 480Mbps connection speed. These USB connectors comply with USB 2.0 specification that...
... This connector is purchased separately. 1-28 Chapter 1: Product introduction COM RXD DTR DSR CTS PIN 1 DCD TXD GND RTS RI F2A55-M LK PLUS F2A55-M LK PLUS Serial port (COM) connector The COM module is for USB 2.0 ports. Connect the serial port module cable to this connector, then... GND NC USB+5V USB_P6USB_P6+ GND NC USB+5V USB_P9USB_P9+ GND USB+5V USB_P7USB_P7+ GND USB+5V USB_P5USB_P5+ GND F2A55-M LK PLUS PIN 1 PIN 1 PIN 1 F2A55-M LK PLUS USB2.0 connectors Never connect a 1394 cable to 480Mbps connection speed. These USB connectors comply with USB 2.0 specification that...
F2A55-M LK User's Manual
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... 3 utility The ASUS CrashFree BIOS 3 is an auto recovery tool that allows you to enter BIOS Setup to recover BIOS setting. The utility automatically checks the devices for F2A55-M LK PLUS). • The BIOS file in the removable device into F2A55MLK.CAP (for F2A55-M LK) or F2A55MKP.CAP (for the BIOS file. ...the system while updating the BIOS! When found, the utility reads the BIOS file and enters ASUS EZ Flash 2 utility automatically. 4. Download the latest BIOS file from the ASUS website at www.asus.com. Insert the support DVD to the optical drive or the USB flash drive that you ...
... 3 utility The ASUS CrashFree BIOS 3 is an auto recovery tool that allows you to enter BIOS Setup to recover BIOS setting. The utility automatically checks the devices for F2A55-M LK PLUS). • The BIOS file in the removable device into F2A55MLK.CAP (for F2A55-M LK) or F2A55MKP.CAP (for the BIOS file. ...the system while updating the BIOS! When found, the utility reads the BIOS file and enters ASUS EZ Flash 2 utility automatically. 4. Download the latest BIOS file from the ASUS website at www.asus.com. Insert the support DVD to the optical drive or the USB flash drive that you ...
F2A55-M LK User's Manual
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... load the BIOS default settings to confirm BIOS update. Select Yes and press . Refer to section 2.9 Exit menu for DOS V1.30 Current ROM BOARD: F2A55-M LK PLUS VER: 0301 DATE: 07/13/2012 Update ROM BOARD: Unknown VER: Unknown DATE: Unknown PATH: A:\ A: F2A55MKP.CAP 8390656 2012-07-13 17:30:48 Note...
... load the BIOS default settings to confirm BIOS update. Select Yes and press . Refer to section 2.9 Exit menu for DOS V1.30 Current ROM BOARD: F2A55-M LK PLUS VER: 0301 DATE: 07/13/2012 Update ROM BOARD: Unknown VER: Unknown DATE: Unknown PATH: A:\ A: F2A55MKP.CAP 8390656 2012-07-13 17:30:48 Note...