User Manual
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Contents Notices...vi Safety information vii About this guide viii M5A78L-M LX specifications summary ix Chapter 1: Product introduction 1.1 Welcome 1-1 1.2 Package contents 1-1 1.3 Special features 1-1 1.3.1 Product highlights 1-1 1.3.2 Innovative ASUS features 1-3 1.4 Before you proceed 1-5 1.5 Motherboard overview 1-6 1.5.1 Placement direction 1-6 1.5.2 Screw holes 1-6 1.5.3 Motherboard layout 1-7 1.5.4 Layout contents 1-7 1.6 Central Processing Unit (CPU 1-8 1.6.1 Installing the CPU 1-8 1.6.2 Installing the heatsink and fan 1-10 1.7 System memory...
Contents Notices...vi Safety information vii About this guide viii M5A78L-M LX specifications summary ix Chapter 1: Product introduction 1.1 Welcome 1-1 1.2 Package contents 1-1 1.3 Special features 1-1 1.3.1 Product highlights 1-1 1.3.2 Innovative ASUS features 1-3 1.4 Before you proceed 1-5 1.5 Motherboard overview 1-6 1.5.1 Placement direction 1-6 1.5.2 Screw holes 1-6 1.5.3 Motherboard layout 1-7 1.5.4 Layout contents 1-7 1.6 Central Processing Unit (CPU 1-8 1.6.1 Installing the CPU 1-8 1.6.2 Installing the heatsink and fan 1-10 1.7 System memory...
User Manual
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... 2 utility 2-2 2.1.3 ASUS CrashFree BIOS 3 2-3 2.2 BIOS setup program 2-4 2.2.1 BIOS menu screen 2-5 2.2.2 Menu bar 2-5 2.2.3 Navigation keys 2-5 2.2.4 Menu items 2-6 2.2.5 Submenu items 2-6 2.2.6 Configuration fields 2-6 2.2.7 Pop-up window 2-6 2.2.8 Scroll bar 2-6 2.2.9 General help 2-6 2.3 Main menu 2-7 2.3.1 System Time [xx:xx:xx 2-7 2.3.2 System Date [Day xx/xx/xxxx 2-7 2.3.3 SATA_1~6 2-7 2.3.4 SATA Configuration 2-8 2.3.5 System Information 2-9 2.4 Advanced menu 2-9 2.4.1 JumperFree Configuration 2-10 2.4.2 CPU Configuration...
... 2 utility 2-2 2.1.3 ASUS CrashFree BIOS 3 2-3 2.2 BIOS setup program 2-4 2.2.1 BIOS menu screen 2-5 2.2.2 Menu bar 2-5 2.2.3 Navigation keys 2-5 2.2.4 Menu items 2-6 2.2.5 Submenu items 2-6 2.2.6 Configuration fields 2-6 2.2.7 Pop-up window 2-6 2.2.8 Scroll bar 2-6 2.2.9 General help 2-6 2.3 Main menu 2-7 2.3.1 System Time [xx:xx:xx 2-7 2.3.2 System Date [Day xx/xx/xxxx 2-7 2.3.3 SATA_1~6 2-7 2.3.4 SATA Configuration 2-8 2.3.5 System Information 2-9 2.4 Advanced menu 2-9 2.4.1 JumperFree Configuration 2-10 2.4.2 CPU Configuration...
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... 3000 GPU Supports max. resolution of 1GB Supports RGB with HD audio module in the front panel to support 8-channel audio output. M5A78L-M LX specifications summary CPU Chipset Front side bus Memory Graphics Expansion slots Storage / RAID LAN Audio USB AMD® Socket AM3+ for AMD® FX&#...100 series processors AMD® Cool 'n' Quiet™ 2.0 Technology (depending on CPU type) Supports CPU up to 95W * 32nm AM3+ CPU is supported by BIOS version 0401 and later. ** Refer to www.asus.com for the AMD® CPU support list AMD® 760G (780L)/ SB710 Up to 5200 MT/s HyperTransport&#...
... 3000 GPU Supports max. resolution of 1GB Supports RGB with HD audio module in the front panel to support 8-channel audio output. M5A78L-M LX specifications summary CPU Chipset Front side bus Memory Graphics Expansion slots Storage / RAID LAN Audio USB AMD® Socket AM3+ for AMD® FX&#...100 series processors AMD® Cool 'n' Quiet™ 2.0 Technology (depending on CPU type) Supports CPU up to 95W * 32nm AM3+ CPU is supported by BIOS version 0401 and later. ** Refer to www.asus.com for the AMD® CPU support list AMD® 760G (780L)/ SB710 Up to 5200 MT/s HyperTransport&#...
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... Flash ROM, AMI BIOS, PnP, DMI2.0, WfM2.0, ACPI2.0a, SM BIOS 2.6 ASUS Core unlocker ASUS Q-Fan ASUS CrashFree BIOS3 ASUS EZ Flash2 ASUS AI Charger ASUS MyLogo2 ASUS EPU-4 Engine ASUS Anti Surge Intelligent overclocking tools: - M5A78L-M LX specifications summary Back panel I/O ports Internal I /O shield 1 x User Manual Drivers ASUS Update ASUS utilities Anti-Virus software (OEM version) MicroATX form factor: 9.6 in x 8.0 in...
... Flash ROM, AMI BIOS, PnP, DMI2.0, WfM2.0, ACPI2.0a, SM BIOS 2.6 ASUS Core unlocker ASUS Q-Fan ASUS CrashFree BIOS3 ASUS EZ Flash2 ASUS AI Charger ASUS MyLogo2 ASUS EPU-4 Engine ASUS Anti Surge Intelligent overclocking tools: - M5A78L-M LX specifications summary Back panel I/O ports Internal I /O shield 1 x User Manual Drivers ASUS Update ASUS utilities Anti-Virus software (OEM version) MicroATX form factor: 9.6 in x 8.0 in...
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...CPU support This motherboard supports AMD® Socket AM3+ multi-core processors with unique L3 cache and delivers better overclocking capabilities with less power consumption. Before you for the following items. Motherboard Cables Accessories Application DVD Documentation ASUS M5A78L-M LX motherboard 2 x Serial ATA cables 1 x I/O shield ASUS... motherboard Support DVD User Manual If any of ASUS quality motherboards! ASUS M5A78L-M LX 1-1 Thank you start installing...
...CPU support This motherboard supports AMD® Socket AM3+ multi-core processors with unique L3 cache and delivers better overclocking capabilities with less power consumption. Before you for the following items. Motherboard Cables Accessories Application DVD Documentation ASUS M5A78L-M LX motherboard 2 x Serial ATA cables 1 x I/O shield ASUS... motherboard Support DVD User Manual If any of ASUS quality motherboards! ASUS M5A78L-M LX 1-1 Thank you start installing...
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... integrated Gb LAN controller. AMD® Cool 'n' Quiet Technology This motherboard supports the AMD® Cool 'n' Quiet technology which monitors system operation and automatically adjusts CPU voltage and frequency for Serial ATA hard drives. 1-2 Chapter 1: Product introduction Gigabit LAN solution The onboard LAN controller is supported by Windows® Vista / Windows...
... integrated Gb LAN controller. AMD® Cool 'n' Quiet Technology This motherboard supports the AMD® Cool 'n' Quiet technology which monitors system operation and automatically adjusts CPU voltage and frequency for Serial ATA hard drives. 1-2 Chapter 1: Product introduction Gigabit LAN solution The onboard LAN controller is supported by Windows® Vista / Windows...
User Manual
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... you to turn the PC power button into 256-color boot logos to ensure a quiet, cool, and efficient operation. ASUS M5A78L-M LX 1-3 ASUS Q-Fan ASUS Q-Fan technology intelligently adjusts the CPU fan speed according to system loading to personalize your system. ASUS Turbo Key ASUS Turbo Key allows you to update the BIOS from switching power supply (PSU...
... you to turn the PC power button into 256-color boot logos to ensure a quiet, cool, and efficient operation. ASUS M5A78L-M LX 1-3 ASUS Q-Fan ASUS Q-Fan technology intelligently adjusts the CPU fan speed according to system loading to personalize your system. ASUS Turbo Key ASUS Turbo Key allows you to update the BIOS from switching power supply (PSU...
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Simply shut down and reboot the system, and the BIOS automatically restores the CPU parameters to overclocking failure. feature automatically restores the CPU default settings when the system hangs due to their default settings. This is European Union´s Energy-related Products... (ErP) ready, and ErP requires products to meet certain energy efficiency requirements in line with ASUS vision of creating environment-...
Simply shut down and reboot the system, and the BIOS automatically restores the CPU parameters to overclocking failure. feature automatically restores the CPU default settings when the system hangs due to their default settings. This is European Union´s Energy-related Products... (ErP) ready, and ErP requires products to meet certain energy efficiency requirements in line with ASUS vision of creating environment-...
User Manual
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... connectors (10-1 pin USB56, USB78, 1-25 ATX12V) USB910) 4. AMD CPU socket 1-8 12. DDR3 DIMM sockets 1-11 13. Clear RTC RAM (CLRTC) 1-18 ASUS M5A78L-M LX 1-7 Keyboard power (3-pin KBPWR) 1-19 8. Speaker connector (4- CPU and chassis fan connectors (4-pin CPU_FAN and 3-pin CHA_FAN) 1-26 11. ...4cm(9.6in) EATXPWR LAN1_USB12 CPU_FAN SATA3G_5 SATA3G_6 ICS 9LPRS483 AUDIO CHA_FAN RTL 8111E PCIEX1_1 AMD® 760G Super I/O PCIEX16 M5A78L-M LX PCIEX1_2 CLRTC Lithium Cell CMOS Power AMD® SB710 16Mb BIOS 7 ALC 887 SPDIF_OUT AAFP SB_PWR PCI1 USB910 USB78...
... connectors (10-1 pin USB56, USB78, 1-25 ATX12V) USB910) 4. AMD CPU socket 1-8 12. DDR3 DIMM sockets 1-11 13. Clear RTC RAM (CLRTC) 1-18 ASUS M5A78L-M LX 1-7 Keyboard power (3-pin KBPWR) 1-19 8. Speaker connector (4- CPU and chassis fan connectors (4-pin CPU_FAN and 3-pin CHA_FAN) 1-26 11. ...4cm(9.6in) EATXPWR LAN1_USB12 CPU_FAN SATA3G_5 SATA3G_6 ICS 9LPRS483 AUDIO CHA_FAN RTL 8111E PCIEX1_1 AMD® 760G Super I/O PCIEX16 M5A78L-M LX PCIEX1_2 CLRTC Lithium Cell CMOS Power AMD® SB710 16Mb BIOS 7 ALC 887 SPDIF_OUT AAFP SB_PWR PCI1 USB910 USB78...
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...correct orientation. Socket lever Ensure that the CPU corner with the gold triangle matches the socket corner with an AM3+ socket designed for the AM3+ socket. The CPU fits in completely. 3. M5A78L-M LX M5A78L-M LX CPU AM3+ 2. otherwise, the CPU will not fit in only one correct orientation.... Position the CPU above the socket such that the socket lever is lifted up to a...
...correct orientation. Socket lever Ensure that the CPU corner with the gold triangle matches the socket corner with an AM3+ socket designed for the AM3+ socket. The CPU fits in completely. 3. M5A78L-M LX M5A78L-M LX CPU AM3+ 2. otherwise, the CPU will not fit in only one correct orientation.... Position the CPU above the socket such that the socket lever is lifted up to a...
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...side tab to plug this connector. ASUS M5A78L-M LX 1-9 The lever clicks on the motherboard. You can occur if you fail to indicate that comes with the heatsink package. M5A78L-M LX CPU_FAN GND CPU FAN PWR CPU FAN IN CPU FAN PWM M5A78L-M LX CPU fan connector DO NOT forget to ...section 1.6.2 Installing heatsink and fan for instructions. 7. When the CPU is locked. 6. Hardware monitoring errors can also refer...
...side tab to plug this connector. ASUS M5A78L-M LX 1-9 The lever clicks on the motherboard. You can occur if you fail to indicate that comes with the heatsink package. M5A78L-M LX CPU_FAN GND CPU FAN PWR CPU FAN IN CPU FAN PWM M5A78L-M LX CPU fan connector DO NOT forget to ...section 1.6.2 Installing heatsink and fan for instructions. 7. When the CPU is locked. 6. Hardware monitoring errors can also refer...
User Manual
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...the retention module base. 1 2 3 4 5 1-10 Chapter 1: Product introduction CPU Fan CPU Heatsink Retention bracket Retention Module Base Retention bracket lock Your boxed CPU heatsink and fan assembly should come with installation instructions for the CPU, heatsink, and the retention mechanism. Place the heatsink on top of the retention... bracket to the CPU heatsink or CPU before you use only AMD-certified heatsink and fan assembly. 1.6.2 Installing the heatsink and fan Ensure that a Thermal ...
...the retention module base. 1 2 3 4 5 1-10 Chapter 1: Product introduction CPU Fan CPU Heatsink Retention bracket Retention Module Base Retention bracket lock Your boxed CPU heatsink and fan assembly should come with installation instructions for the CPU, heatsink, and the retention mechanism. Place the heatsink on top of the retention... bracket to the CPU heatsink or CPU before you use only AMD-certified heatsink and fan assembly. 1.6.2 Installing the heatsink and fan Ensure that a Thermal ...
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... DIMM sockets: DIMM_A1 DIMM_B1 M5A78L-M LX Channel Channel A Channel B M5A78L-M LX 240-pin DDR3 DIMM sockets Sockets DIMM_A1 DIMM_B1 ASUS M5A78L-M LX 1-11 When the fan and heatsink assembly is in place. 3. The figure illustrates the location of the retention bracket to connect the CPU fan connector! Push down... on the motherboard labeled CPU_FAN. Hardware monitoring errors can occur if you cannot snap the retention bracket in place, connect the CPU fan cable to the connector on the retention mechanism to secure the heatsink and fan to plug this connector. 1.7 System memory...
... DIMM sockets: DIMM_A1 DIMM_B1 M5A78L-M LX Channel Channel A Channel B M5A78L-M LX 240-pin DDR3 DIMM sockets Sockets DIMM_A1 DIMM_B1 ASUS M5A78L-M LX 1-11 When the fan and heatsink assembly is in place. 3. The figure illustrates the location of the retention bracket to connect the CPU fan connector! Push down... on the motherboard labeled CPU_FAN. Hardware monitoring errors can occur if you cannot snap the retention bracket in place, connect the CPU fan cable to the connector on the retention mechanism to secure the heatsink and fan to plug this connector. 1.7 System memory...
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...supports up to DDR3 1866MHz as one pair of dual-channel memory configuration. Size SS/ DS Brand Chip NO. ASUS M5A78L-M LX 1-15 Crucial CT12864BA1067.8FF 1024MB SS Crucial CT12872BA1067.9FF 1024MB SS Crucial CT25664BA1067.16FF 2048MB DS Crucial CT25672BA1067.18FF 2048MB...8226; • • • • • • • • AMD® FX™ Series CPU on this motherboard can support up to DDR3 1333MHz. • When overclocking, some AMD CPU models may not support DDR3 1600 MHz or higher frequency DIMMs. SS: Single-sided / DS: Double-sided DIMM...
...supports up to DDR3 1866MHz as one pair of dual-channel memory configuration. Size SS/ DS Brand Chip NO. ASUS M5A78L-M LX 1-15 Crucial CT12864BA1067.8FF 1024MB SS Crucial CT12872BA1067.9FF 1024MB SS Crucial CT25664BA1067.16FF 2048MB DS Crucial CT25672BA1067.18FF 2048MB...8226; • • • • • • • • AMD® FX™ Series CPU on this motherboard can support up to DDR3 1333MHz. • When overclocking, some AMD CPU models may not support DDR3 1600 MHz or higher frequency DIMMs. SS: Single-sided / DS: Double-sided DIMM...
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... CPU Parameter Recall (C.P.R) feature. 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 pins 2-3. CLRTC 12 23 M5A78L-M LX... Normal (Default) Clear RTC M5A78L-M LX Clear RTC RAM To erase the RTC RAM: 1. Plug the power cord and turn ON the computer. 4. Removing the cap will cause...
... CPU Parameter Recall (C.P.R) feature. 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 pins 2-3. CLRTC 12 23 M5A78L-M LX... Normal (Default) Clear RTC M5A78L-M LX Clear RTC RAM To erase the RTC RAM: 1. Plug the power cord and turn ON the computer. 4. Removing the cap will cause...
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... Set these jumpers to +5V to enable or disable the keyboard wake-up the compurer from S1 sleep mode (CPU stopped, DRAM refreshed, system running in the BIOS. USB device wake-up (3-pin USBPW1-4, USBPW5-10) Set ...M5A78L-M LX 12 23 +5V +5VSB (Default) M5A78L-M LX USB device wake-up the computer by pressing a key on the +5VSB lead, and a corresponding setting in low power mode) using the connected USB devices. This feature requires an ATX power supply that can wake up 3. KBPWR 12 23 +5V +5VSB (Default) M5A78L-M LX M5A78L-M LX Keyboard power setting ASUS M5A78L-M LX...
... Set these jumpers to +5V to enable or disable the keyboard wake-up the compurer from S1 sleep mode (CPU stopped, DRAM refreshed, system running in the BIOS. USB device wake-up (3-pin USBPW1-4, USBPW5-10) Set ...M5A78L-M LX 12 23 +5V +5VSB (Default) M5A78L-M LX USB device wake-up the computer by pressing a key on the +5VSB lead, and a corresponding setting in low power mode) using the connected USB devices. This feature requires an ATX power supply that can wake up 3. KBPWR 12 23 +5V +5VSB (Default) M5A78L-M LX M5A78L-M LX Keyboard power setting ASUS M5A78L-M LX...
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CPU_FAN GND CPU FAN PWR CPU FAN IN CPU FAN PWM M5A78L-M LX CHA_FAN GND +12V Rotation M5A78L-M LX Fan connectors DO NOT forget to connect the fan cables to the fan connectors on the fan connectors. These are not jumpers! DO NOT place ... the motherboard, ensuring that the black wire of each cable matches the ground pin of the connector. Only the 4-pin CPU fan connector supports the ASUS Q-Fan feature. 1-26 Chapter 1: Product introduction CPU and chassis fan connectors (4-pin CPU_FAN and 3-pin CHA_FAN) Connect the fan cables to the fan connectors. 8. Insufficient air flow...
CPU_FAN GND CPU FAN PWR CPU FAN IN CPU FAN PWM M5A78L-M LX CHA_FAN GND +12V Rotation M5A78L-M LX Fan connectors DO NOT forget to connect the fan cables to the fan connectors on the fan connectors. These are not jumpers! DO NOT place ... the motherboard, ensuring that the black wire of each cable matches the ground pin of the connector. Only the 4-pin CPU fan connector supports the ASUS Q-Fan feature. 1-26 Chapter 1: Product introduction CPU and chassis fan connectors (4-pin CPU_FAN and 3-pin CHA_FAN) Connect the fan cables to the fan connectors. 8. Insufficient air flow...
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...dirves connected to the SATA connectors 5 or 6 when installing OS. Main Advanced Advanced Settings Power M5A78L-M LX BIOS Setup Boot Tools Exit JumperFree Configuration CPU Configuration Chipset Onboard Devices Configuration PCIPnP USB Configuration Version 0203 Adjust System Frequency/Voltage etc. BIOS ...dirve to the SATA connectors 5/6 and set them to [IDE] mode. 2.3.5 System Information This menu gives you to malfunction. ASUS M5A78L-M LX 2-9 System Memory Displays the auto-detected system memory. 2.4 Advanced menu The Advanced menu items allow you an overview of the ...
...dirves connected to the SATA connectors 5 or 6 when installing OS. Main Advanced Advanced Settings Power M5A78L-M LX BIOS Setup Boot Tools Exit JumperFree Configuration CPU Configuration Chipset Onboard Devices Configuration PCIPnP USB Configuration Version 0203 Adjust System Frequency/Voltage etc. BIOS ...dirve to the SATA connectors 5/6 and set them to [IDE] mode. 2.3.5 System Information This menu gives you to malfunction. ASUS M5A78L-M LX 2-9 System Memory Displays the auto-detected system memory. 2.4 Advanced menu The Advanced menu items allow you an overview of the ...
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... set PCIE Overclocking to [Overclock Profile]. Overclock Options [Auto] Selects the overclocking profile. The valid value ranges vary depending on the AMD CPU type. Configuration options: [Manual] [Auto] [Overclock Profile] [Test Mode] The following item only appears when you set GPU Overclocking to...PCIE Clock [100] Sets the PCIE Clock. 2.4.1 JumperFree Configuration The items and configuration options in this menu may vary depending on your CPU model. GPU Engine Clock [350] Sets the GPU Engine Clock. Configuration options: [Min.=100] [Max.=150] Processor Frequency Multiplier ...
... set PCIE Overclocking to [Overclock Profile]. Overclock Options [Auto] Selects the overclocking profile. The valid value ranges vary depending on the AMD CPU type. Configuration options: [Manual] [Auto] [Overclock Profile] [Test Mode] The following item only appears when you set GPU Overclocking to...PCIE Clock [100] Sets the PCIE Clock. 2.4.1 JumperFree Configuration The items and configuration options in this menu may vary depending on your CPU model. GPU Engine Clock [350] Sets the GPU Engine Clock. Configuration options: [Min.=100] [Max.=150] Processor Frequency Multiplier ...
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...] The following items vary depending on your CPU model. Use / keys to CAS# Delay [Auto] Configuration options: [Auto] [5 CLK] ~ [12 CLK] DRAM RAS# PRE Time [Auto] Configuration options: [Auto] [5 CLK] ~ [12 CLK] DRAM RAS# ACT Time [Auto] Configuration options: [Auto] [15 CLK] ~ [30 CLK] ASUS M5A78L-M LX 2-11 HT Link Frequency [Auto] Sets the...
...] The following items vary depending on your CPU model. Use / keys to CAS# Delay [Auto] Configuration options: [Auto] [5 CLK] ~ [12 CLK] DRAM RAS# PRE Time [Auto] Configuration options: [Auto] [5 CLK] ~ [12 CLK] DRAM RAS# ACT Time [Auto] Configuration options: [Auto] [15 CLK] ~ [30 CLK] ASUS M5A78L-M LX 2-11 HT Link Frequency [Auto] Sets the...
