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Contents Notices...vi Safety information vii About this guide viii M5A78L-M LX Series 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...
Contents Notices...vi Safety information vii About this guide viii M5A78L-M LX Series 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...
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... indicates that came with the package. • Before using an adapter or extension cord. Operation safety • Before installing the motherboard and adding devices on a stable surface. • If you add a device. • Before connecting or removing signal cables from the...the crossed out wheeled bin indicates that the power cables for disposal of electronic products. DO NOT throw the motherboard in our products at ASUS REACH website at http://csr.asus.com/english/REACH.htm. Safety information Electrical safety • To prevent electric shock hazard, disconnect the power ...
... indicates that came with the package. • Before using an adapter or extension cord. Operation safety • Before installing the motherboard and adding devices on a stable surface. • If you add a device. • Before connecting or removing signal cables from the...the crossed out wheeled bin indicates that the power cables for disposal of electronic products. DO NOT throw the motherboard in our products at ASUS REACH website at http://csr.asus.com/english/REACH.htm. Safety information Electrical safety • To prevent electric shock hazard, disconnect the power ...
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... IMPORTANT: Instructions that you MUST follow to complete a task. ASUS websites The ASUS website provides updated information on ASUS hardware and software products. Optional documentation Your product package may include ...key. Where to find more keys simultaneously, the key names are linked with a plus sign (+). Refer to the following parts: • Chapter 1: Product introduction This...: Tips and additional information to help you need when installing and configuring the motherboard. Conventions used throughout this guide is organized This guide contains the following sources ...
... IMPORTANT: Instructions that you MUST follow to complete a task. ASUS websites The ASUS website provides updated information on ASUS hardware and software products. Optional documentation Your product package may include ...key. Where to find more keys simultaneously, the key names are linked with a plus sign (+). Refer to the following parts: • Chapter 1: Product introduction This...: Tips and additional information to help you need when installing and configuring the motherboard. Conventions used throughout this guide is organized This guide contains the following sources ...
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...support 8-channel audio output. With ASUS design, this motherboard supports up to DDR3 1866MHz as its standard memory frequency. ** Due to CPU specification, AMD® 100 and 200 series CPUs support up to install 4GB or more memory on the motherboard. M5A78L-M LX Series specifications summary CPU Chipset Front... unbuffered ECC and non-ECC DDR3 1866(O.C.) / 1600(O.C.) / 1333 / 1066MHz memory modules * 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. ****Refer...
...support 8-channel audio output. With ASUS design, this motherboard supports up to DDR3 1866MHz as its standard memory frequency. ** Due to CPU specification, AMD® 100 and 200 series CPUs support up to install 4GB or more memory on the motherboard. M5A78L-M LX Series specifications summary CPU Chipset Front... unbuffered ECC and non-ECC DDR3 1866(O.C.) / 1600(O.C.) / 1333 / 1066MHz memory modules * 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. ****Refer...
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... 5200MT/s via HyperTransport™ 3.0-based system bus. Before you for the following items. Motherboard Cables Accessories Application DVD Documentation ASUS M5A78L-M LX Series motherboard 2 x Serial ATA 3.0Gb/s cables 1 x I/O shield ASUS motherboard Support DVD User Manual • M5A78L-M LX Series motherboards include M5A78L-M LX PLUS and M5A78L-M LX V2 two models. This motherboard also supports AMD® CPUs in the long line of the items is damaged...
... 5200MT/s via HyperTransport™ 3.0-based system bus. Before you for the following items. Motherboard Cables Accessories Application DVD Documentation ASUS M5A78L-M LX Series motherboard 2 x Serial ATA 3.0Gb/s cables 1 x I/O shield ASUS motherboard Support DVD User Manual • M5A78L-M LX Series motherboards include M5A78L-M LX PLUS and M5A78L-M LX V2 two models. This motherboard also supports AMD® CPUs in the long line of the items is damaged...
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... and doubling the bus bandwidth for a smoother and faster computing environment. 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...RAID 0, RAID 1, and RAID 0+1 configurations for Serial ATA hard drives. 100% All High-quality Conductive Polymer Capacitors (M5A78L-M LX PLUS only) This motherboard uses all high-quality conductive polymer capacitors for a cool and quiet operating environment. HyperTransport™ 3.0 support HyperTransport™ ...
... and doubling the bus bandwidth for a smoother and faster computing environment. 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...RAID 0, RAID 1, and RAID 0+1 configurations for Serial ATA hard drives. 100% All High-quality Conductive Polymer Capacitors (M5A78L-M LX PLUS only) This motherboard uses all high-quality conductive polymer capacitors for a cool and quiet operating environment. HyperTransport™ 3.0 support HyperTransport™ ...
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... design prevents expensive devices and the motherboard from damage caused by simply unlocking the extra cores, without interrupting ongoing work or games, simply through pressing the button. feature automatically restores the CPU default settings when the system hangs due to their default settings. ASUS M5A78L-M LX Series 1-3 ASUS EPU ASUS EPU is a unique power saving technology...
... design prevents expensive devices and the motherboard from damage caused by simply unlocking the extra cores, without interrupting ongoing work or games, simply through pressing the button. feature automatically restores the CPU default settings when the system hangs due to their default settings. ASUS M5A78L-M LX Series 1-3 ASUS EPU ASUS EPU is a unique power saving technology...
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ErP ready The motherboard is in regards to reduce carbon footprint of creating environment-friendly and energy-efficient products through product design and innovation to energy consumptions. 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 the product and thus mitigate environmental impacts. 1-4 Chapter 1: Product introduction
ErP ready The motherboard is in regards to reduce carbon footprint of creating environment-friendly and energy-efficient products through product design and innovation to energy consumptions. 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 the product and thus mitigate environmental impacts. 1-4 Chapter 1: Product introduction
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... it on a grounded antistatic pad or in soft-off the ATX power supply and detach its power cord. SB_PWR M5A78L-M LX PLUS ON OFF Standby Power Powered Off M5A78L-M LX PLUS Onboard LED ASUS M5A78L-M LX Series 1-5 Onboard LED The motherboard comes with a standby power LED that lights up to indicate that the system is a reminder that came with the...
... it on a grounded antistatic pad or in soft-off the ATX power supply and detach its power cord. SB_PWR M5A78L-M LX PLUS ON OFF Standby Power Powered Off M5A78L-M LX PLUS Onboard LED ASUS M5A78L-M LX Series 1-5 Onboard LED The motherboard comes with a standby power LED that lights up to indicate that the system is a reminder that came with the...
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DO NOT overtighten the screws! M5A78L-M LX PLUS 1-6 Chapter 1: Product introduction Doing so can damage the motherboard. The edge with external ports goes to the chassis. 1.5 Motherboard overview 1.5.1 Placement direction When installing the motherboard, ensure that you place it 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 image below. 1.5.2 Screw holes Place six screws into the chassis in the correct orientation.
DO NOT overtighten the screws! M5A78L-M LX PLUS 1-6 Chapter 1: Product introduction Doing so can damage the motherboard. The edge with external ports goes to the chassis. 1.5 Motherboard overview 1.5.1 Placement direction When installing the motherboard, ensure that you place it 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 image below. 1.5.2 Screw holes Place six screws into the chassis in the correct orientation.
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...) 1-26 11. DDR3 DIMM sockets 1-11 13. Clear RTC RAM (CLRTC) 1-18 ASUS M5A78L-M LX Series 1-7 Digital audio connector (4-1 pin SPDIF_OUT) 1-25 5. Onboard LED (SB_PWR) 1-5 6. Serial ATA connectors (7-pin SATA1-6) 1-23 14. USB device wake-up (3-pin USBPW1-4, USBPW5-10) 1-19 9. 1.5.3 Motherboard layout 123 4 5 6 20.3cm(8.0in) KBMS KBPWR EPU ATX12V COM1 DDR3 DIMM_A1...
...) 1-26 11. DDR3 DIMM sockets 1-11 13. Clear RTC RAM (CLRTC) 1-18 ASUS M5A78L-M LX Series 1-7 Digital audio connector (4-1 pin SPDIF_OUT) 1-25 5. Onboard LED (SB_PWR) 1-5 6. Serial ATA connectors (7-pin SATA1-6) 1-23 14. USB device wake-up (3-pin USBPW1-4, USBPW5-10) 1-19 9. 1.5.3 Motherboard layout 123 4 5 6 20.3cm(8.0in) KBMS KBPWR EPU ATX12V COM1 DDR3 DIMM_A1...
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The CPU fits in completely. 3. Locate the CPU socket on the motherboard. otherwise, the CPU will not fit in only one correct orientation. The CPU fits only in place. M5A78L-M LX PLUS M5A78L-M LX PLUS CPU AM3+ 2. Carefully insert the CPU into the socket until it up to a 90°-100° angle; DO NOT ...force the CPU into the socket to unlock the socket, then lift it fits in one correct orientation. 1.6 Central Processing Unit (CPU) This motherboard comes with a small triangle. 4. Press the lever sideways to prevent bending the pins and damaging the CPU!
The CPU fits in completely. 3. Locate the CPU socket on the motherboard. otherwise, the CPU will not fit in only one correct orientation. The CPU fits only in place. M5A78L-M LX PLUS M5A78L-M LX PLUS CPU AM3+ 2. Carefully insert the CPU into the socket until it up to a 90°-100° angle; DO NOT ...force the CPU into the socket to unlock the socket, then lift it fits in one correct orientation. 1.6 Central Processing Unit (CPU) This motherboard comes with a small triangle. 4. Press the lever sideways to prevent bending the pins and damaging the CPU!
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... clicks on the motherboard. M5A78L-M LX PLUS CPU_FAN GND CPU FAN PWR CPU FAN IN CPU FAN PWM M5A78L-M LX PLUS CPU fan connector DO NOT forget to secure the CPU. Install a CPU heatsink and fan following the instructions that it is in place, push down the socket lever to connect the CPU fan connector! ASUS M5A78L-M LX Series 1-9 5. When...
... clicks on the motherboard. M5A78L-M LX PLUS CPU_FAN GND CPU FAN PWR CPU FAN IN CPU FAN PWM M5A78L-M LX PLUS CPU fan connector DO NOT forget to secure the CPU. Install a CPU heatsink and fan following the instructions that it is in place, push down the socket lever to connect the CPU fan connector! ASUS M5A78L-M LX Series 1-9 5. When...
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...fan: 1. Place the heatsink on top of the retention bracket to remove the retention module base when installing the CPU or installing other motherboard components. • If you use only AMD-certified heatsink and fan assembly. 1.6.2 Installing the heatsink and fan Ensure that you purchased a... heatsink, and the retention mechanism. Attach one end of the installed CPU, ensuring that a Thermal Interface Material is already installed on the motherboard upon purchase. • You do not match the CPU documentation, follow the latter. 2. If the instructions in this section do not ...
...fan: 1. Place the heatsink on top of the retention bracket to remove the retention module base when installing the CPU or installing other motherboard components. • If you use only AMD-certified heatsink and fan assembly. 1.6.2 Installing the heatsink and fan Ensure that you purchased a... heatsink, and the retention mechanism. Attach one end of the installed CPU, ensuring that a Thermal Interface Material is already installed on the motherboard upon purchase. • You do not match the CPU documentation, follow the latter. 2. If the instructions in this section do not ...
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... the other end of the DDR3 DIMM sockets: DIMM_A1 DIMM_B1 M5A78L-M LX PLUS Channel Channel A Channel B M5A78L-M LX PLUS 240-pin DDR3 DIMM sockets Sockets DIMM_A1 DIMM_B1 ASUS M5A78L-M LX Series 1-11 Ensure that the retention bracket is in place. Push down the retention bracket lock on the motherboard labeled CPU_FAN. The figure illustrates the location of the retention bracket...
... the other end of the DDR3 DIMM sockets: DIMM_A1 DIMM_B1 M5A78L-M LX PLUS Channel Channel A Channel B M5A78L-M LX PLUS 240-pin DDR3 DIMM sockets Sockets DIMM_A1 DIMM_B1 ASUS M5A78L-M LX Series 1-11 Ensure that the retention bracket is in place. Push down the retention bracket lock on the motherboard labeled CPU_FAN. The figure illustrates the location of the retention bracket...
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...8-8-8-24 • DS N/A Heat-Sink Package 8-8-8-24 •• DS N/A Heat-Sink Package 8-8-8-24 •• continued on the motherboard. • This motherboard does not support DIMMs made up of 512 megabits (Mb) chips or less. Use a 64-bit �W�i�nd�o�... memory on 32-bit Windows® OS, when you do any of the lower-sized channel for the dual-channel configuration. M5A78L-M LX Series Motherboard Qualified Vendors Lists (QVL) DDR3-1866(O.C.) MHz capability Vendor Part No. Apacer 78.0AGCD.CDZ(XMP) 2048MB(Kit of 3) ...
...8-8-8-24 • DS N/A Heat-Sink Package 8-8-8-24 •• DS N/A Heat-Sink Package 8-8-8-24 •• continued on the motherboard. • This motherboard does not support DIMMs made up of 512 megabits (Mb) chips or less. Use a 64-bit �W�i�nd�o�... memory on 32-bit Windows® OS, when you do any of the lower-sized channel for the dual-channel configuration. M5A78L-M LX Series Motherboard Qualified Vendors Lists (QVL) DDR3-1866(O.C.) MHz capability Vendor Part No. Apacer 78.0AGCD.CDZ(XMP) 2048MB(Kit of 3) ...
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...ASUS website at www.asus.com for the latest QVL. With ASUS design, this motherboard supports up to DDR3 1866MHz as its standard memory frequency. • Due to CPU spec., AMD® 100 and 200 series CPUs support up to DDR3 1066MHz. Size SS/ DS Brand Chip NO. ASUS M5A78L-M LX... • • • • • • • • • • • • • 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...
...ASUS website at www.asus.com for the latest QVL. With ASUS design, this motherboard supports up to DDR3 1866MHz as its standard memory frequency. • Due to CPU spec., AMD® 100 and 200 series CPUs support up to DDR3 1066MHz. Size SS/ DS Brand Chip NO. ASUS M5A78L-M LX... • • • • • • • • • • • • • 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...
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... the socket until the retaining clips snap back in only one direction. Firmly insert the DIMM into a socket in the wrong direction to both the motherboard and the components. 1. Simultaneously press the retaining clips outward to unlock a DIMM socket. 2. The DIMM might get damaged when it fits in place 3 and the...
... the socket until the retaining clips snap back in only one direction. Firmly insert the DIMM into a socket in the wrong direction to both the motherboard and the components. 1. Simultaneously press the retaining clips outward to unlock a DIMM socket. 2. The DIMM might get damaged when it fits in place 3 and the...
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ASUS M5A78L-M LX Series 1-17 Failure to do not need to install expansion cards... the software drivers for information on the slot. 5. 1.8 Expansion slots In the future, you physical injury and damage motherboard components. 1.8.1 Installing an expansion card To install an expansion card: 1. Unplug the power cord before adding or removing... specifications. Secure the card to the chassis with the PCI Express specifications. 1.8.5 PCI Express 2.0 x16 slot This motherboard supports a PCI Express 2.0 x16 graphics card that the cards do so may cause you may need IRQ assignments....
ASUS M5A78L-M LX Series 1-17 Failure to do not need to install expansion cards... the software drivers for information on the slot. 5. 1.8 Expansion slots In the future, you physical injury and damage motherboard components. 1.8.1 Installing an expansion card To install an expansion card: 1. Unplug the power cord before adding or removing... specifications. Secure the card to the chassis with the PCI Express specifications. 1.8.5 PCI Express 2.0 x16 slot This motherboard supports a PCI Express 2.0 x16 graphics card that the cards do so may cause you may need IRQ assignments....