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Contents Safety information...v About this guide...v Package contents...vii M5A78L-M LE/USB3 specifications summary vii Chapter 1: Product introduction 1.1 Before you proceed 1-1 1.2 Motherboard overview 1-2 1.3 Central Processing Unit (CPU 1-4 1.3.1 CPU installation 1-5 1.3.2 CPU heatsink and fan assembly installation 1-6 1.4 System memory 1-8 1.4.1 Overview 1-8 1.4.3 Installing a DIMM 1-9 1.5 Expansion slots 1-10 1.6 Headers...1-12 1.7 Connectors 1-13 1.7.2 ...
Contents Safety information...v About this guide...v Package contents...vii M5A78L-M LE/USB3 specifications summary vii Chapter 1: Product introduction 1.1 Before you proceed 1-1 1.2 Motherboard overview 1-2 1.3 Central Processing Unit (CPU 1-4 1.3.1 CPU installation 1-5 1.3.2 CPU heatsink and fan assembly installation 1-6 1.4 System memory 1-8 1.4.1 Overview 1-8 1.4.3 Installing a DIMM 1-9 1.5 Expansion slots 1-10 1.6 Headers...1-12 1.7 Connectors 1-13 1.7.2 ...
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...circuits, keep paper clips, screws, and staples away from the system, ensure that your retailer. Operation safety • Before installing the motherboard and adding devices on a stable surface. • If you encounter technical problems with the package. • Before using an adapter or... to or from connectors, slots, sockets and circuitry. • Avoid dust, humidity, and temperature extremes. Detailed descriptions of the motherboard and the new technology it , carefully read all cables are correctly connected and the power cables are unplugged. • Seek professional...
...circuits, keep paper clips, screws, and staples away from the system, ensure that your retailer. Operation safety • Before installing the motherboard and adding devices on a stable surface. • If you encounter technical problems with the package. • Before using an adapter or... to or from connectors, slots, sockets and circuitry. • Avoid dust, humidity, and temperature extremes. Detailed descriptions of the motherboard and the new technology it , carefully read all cables are correctly connected and the power cables are unplugged. • Seek professional...
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... layers: Separate layers for the following items. Motherboard Cables Accessories Application DVD Documentation ASUS M5A78L-M LE/USB3 motherboard 2 x Serial ATA 3.0 Gb/s cables 1 x I/O Shield Support DVD User Guide If any of the sensitive audio signals - ECC DDR3 1866 / 1600 / 1333 / 1066MHz memory modules * AMD® FX™ Series CPU on this motherboard support up to 125W * Refer to...
... layers: Separate layers for the following items. Motherboard Cables Accessories Application DVD Documentation ASUS M5A78L-M LE/USB3 motherboard 2 x Serial ATA 3.0 Gb/s cables 1 x I/O Shield Support DVD User Guide If any of the sensitive audio signals - ECC DDR3 1866 / 1600 / 1333 / 1066MHz memory modules * AMD® FX™ Series CPU on this motherboard support up to 125W * Refer to...
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Product introduction 1 1.1 Before you proceed Take 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. •... the power supply case, to avoid damaging them due to static electricity. • Hold components by the edges to the motherboard, peripherals, or components. Failure to do so may cause severe damage to avoid touching the ICs on them. •...is switched off or the power cord is detached from the power supply. ASUS M5A78L-M LE/USB3 1-1
Product introduction 1 1.1 Before you proceed Take 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. •... the power supply case, to avoid damaging them due to static electricity. • Hold components by the edges to the motherboard, peripherals, or components. Failure to do so may cause severe damage to avoid touching the ICs on them. •...is switched off or the power cord is detached from the power supply. ASUS M5A78L-M LE/USB3 1-1
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Unplug the power cord before installing or removing the motherboard. Doing so can cause you install the motherboard, study the configuration of the chassis M5A78L-M LE/USB3 1-2 Chapter 1: Product introduction Do not overtighten the screws! 1.2 Motherboard overview Before you physical injury and damage to motherboard components. 1.2.1 Placement direction When installing the motherboard, place it into the chassis in the...
Unplug the power cord before installing or removing the motherboard. Doing so can cause you install the motherboard, study the configuration of the chassis M5A78L-M LE/USB3 1-2 Chapter 1: Product introduction Do not overtighten the screws! 1.2 Motherboard overview Before you physical injury and damage to motherboard components. 1.2.1 Placement direction When installing the motherboard, place it into the chassis in the...
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... panel audio connector (10-1 pin AAFP) Page 1-16 1-15 1-4 1-8 1-17 1-18 1-17 1-19 1-12 1-19 1.3 Central Processing Unit (CPU) The motherboard comes with an AM3+ socket designed for the AM3+ socket. M5A78L-M LE/USB3 M5A78L-M LE/USB3 CPU socket AM3+ 1-4 Chapter 1: Product introduction Clear RTC RAM (2-pin CLRTC) 10. DO NOT force the CPU into the socket...
... panel audio connector (10-1 pin AAFP) Page 1-16 1-15 1-4 1-8 1-17 1-18 1-17 1-19 1-12 1-19 1.3 Central Processing Unit (CPU) The motherboard comes with an AM3+ socket designed for the AM3+ socket. M5A78L-M LE/USB3 M5A78L-M LE/USB3 CPU socket AM3+ 1-4 Chapter 1: Product introduction Clear RTC RAM (2-pin CLRTC) 10. DO NOT force the CPU into the socket...
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... memory from the same vendor. com/kb/929605/en-us. • This motherboard does not support DIMMs made up of the DDR3 DIMM sockets: DIMM_A1 DIMM_B1 Channel Channel A Channel B Sockets DIMM_A1 DIMM_B1 M5A78L-M LE/USB3 M5A78L-M LE/USB3 240-pin DDR3 DIMM sockets 1.4.2 Memory configurations You may install 1GB, 2GB, ... the same CAS latency. For optimal compatibility, we recommend that you install memory modules of the following: - For more on the motherboard. - For effective use of memory, we recommend that you do any of the same version or date code (D/C) from the higher...
... memory from the same vendor. com/kb/929605/en-us. • This motherboard does not support DIMMs made up of the DDR3 DIMM sockets: DIMM_A1 DIMM_B1 Channel Channel A Channel B Sockets DIMM_A1 DIMM_B1 M5A78L-M LE/USB3 M5A78L-M LE/USB3 240-pin DDR3 DIMM sockets 1.4.2 Memory configurations You may install 1GB, 2GB, ... the same CAS latency. For optimal compatibility, we recommend that you install memory modules of the following: - For more on the motherboard. - For effective use of memory, we recommend that you do any of the same version or date code (D/C) from the higher...
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...Chapter 2 for the expansion card. To remove a DIMM B A A 1.5 Expansion slots In the future, you may cause you physical injury and damage motherboard components. 1.5.1 Installing an expansion card To install an expansion card: 1. Assign an IRQ to install expansion cards. Unplug the power cord before adding or...information on shared slots, ensure that the drivers support "Share IRQ" or that they support. Remove the system unit cover (if your motherboard is completely seated on the system and change the necessary BIOS settings, if any. Turn on the slot. 5. The following sub...
...Chapter 2 for the expansion card. To remove a DIMM B A A 1.5 Expansion slots In the future, you may cause you physical injury and damage motherboard components. 1.5.1 Installing an expansion card To install an expansion card: 1. Assign an IRQ to install expansion cards. Unplug the power cord before adding or...information on shared slots, ensure that the drivers support "Share IRQ" or that they support. Remove the system unit cover (if your motherboard is completely seated on the system and change the necessary BIOS settings, if any. Turn on the slot. 5. The following sub...
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...- - - - - shared - - - - - - - - - shared - - - - - - - - - - - - - shared - - - - ASUS M5A78L-M LE/USB3 1-11 shared - shared - - - - - - - - IRQ assignments for this motherboard PCIEx16_1 PCIEx1_1 PCI1 slot Realtek LAN controller HD audio OnChip SATA OnChip OHCI 1 OnChip OHCI 2 ASM1042A A B C D E FG H - - shared - - - - - -...and other cards that comply with PCI specifications. 1.5.4 PCI Express 2.0 x1 slot This motherboard supports PCI Express x1 network cards, SCSI cards, and other cards that comply with the PCI Express...
...- - - - - shared - - - - - - - - - shared - - - - - - - - - - - - - shared - - - - ASUS M5A78L-M LE/USB3 1-11 shared - shared - - - - - - - - IRQ assignments for this motherboard PCIEx16_1 PCIEx1_1 PCI1 slot Realtek LAN controller HD audio OnChip SATA OnChip OHCI 1 OnChip OHCI 2 ASM1042A A B C D E FG H - - shared - - - - - -...and other cards that comply with PCI specifications. 1.5.4 PCI Express 2.0 x1 slot This motherboard supports PCI Express x1 network cards, SCSI cards, and other cards that comply with the PCI Express...
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... GND M5A78L-M LE/USB3 CHA_FAN GND +12V FANIN M5A78L-M LE/USB3 Fan connectors DO NOT forget to connect the fan cables to the fan connectors on the fan connectors. • The CPU_FAN connector supports a CPU fan of the connector. These are not jumpers! ASUS M5A78L-M LE/USB3 1-15 1.7.2 Internal connectors 1. Insufficient air flow inside the system may damage the motherboard components...
... GND M5A78L-M LE/USB3 CHA_FAN GND +12V FANIN M5A78L-M LE/USB3 Fan connectors DO NOT forget to connect the fan cables to the fan connectors on the fan connectors. • The CPU_FAN connector supports a CPU fan of the connector. These are not jumpers! ASUS M5A78L-M LE/USB3 1-15 1.7.2 Internal connectors 1. Insufficient air flow inside the system may damage the motherboard components...
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... to a slot opening at the back of the motherboard high-definition audio capability. • If you connect a high-definition front panel audio module to this connector to this connector. ASUS M5A78L-M LE/USB3 1-19 AGND NC SENSE1_RETUR SENSE2_RETUR AGND NC NC NC... PORT1 R PORT2 R SENSE_SEND PORT2 L M5A78L-M LE/USB3 HD-audio-compliant Legacy AC'97 pin definition compliant definition M5A78L-M LE/USB3 Front panel audio connector • We recommend that supports up to the USB connectors. Doing so will damage the motherboard! The USB 2.0 module is purchased separately...
... to a slot opening at the back of the motherboard high-definition audio capability. • If you connect a high-definition front panel audio module to this connector to this connector. ASUS M5A78L-M LE/USB3 1-19 AGND NC SENSE1_RETUR SENSE2_RETUR AGND NC NC NC... PORT1 R PORT2 R SENSE_SEND PORT2 L M5A78L-M LE/USB3 HD-audio-compliant Legacy AC'97 pin definition compliant definition M5A78L-M LE/USB3 Front panel audio connector • We recommend that supports up to the USB connectors. Doing so will damage the motherboard! The USB 2.0 module is purchased separately...
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.../64 bit Windows® 7 Operating Systems (OS). Visit the ASUS website at any time without notice. To run the DVD. 1-20 Chapter 1: Product introduction If Autorun is enabled in your hardware. • Motherboard settings and hardware options vary. Double-click the ASSETUP.EXE to ...versions before installing the drivers for better compatibility and system stability. 1.8.2 Support DVD information The Support DVD that comes with the motherboard package contains the drivers, software applications, and utilities that you can install to run the Support DVD Place the Support DVD into...
.../64 bit Windows® 7 Operating Systems (OS). Visit the ASUS website at any time without notice. To run the DVD. 1-20 Chapter 1: Product introduction If Autorun is enabled in your hardware. • Motherboard settings and hardware options vary. Double-click the ASSETUP.EXE to ...versions before installing the drivers for better compatibility and system stability. 1.8.2 Support DVD information The Support DVD that comes with the motherboard package contains the drivers, software applications, and utilities that you can install to run the Support DVD Place the Support DVD into...
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...® applications before you need to restore the BIOS in the future. BIOS information 2.1 Managing and updating your BIOS 2 Save a copy of the following methods: ASUS M5A78L-M LE/USB3 2-1 Copy the original motherboard BIOS using this utility.
...® applications before you need to restore the BIOS in the future. BIOS information 2.1 Managing and updating your BIOS 2 Save a copy of the following methods: ASUS M5A78L-M LE/USB3 2-1 Copy the original motherboard BIOS using this utility.
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... to section 2.8 Exit menu for the BIOS file. ASUS M5A78L-M LE/USB3 2-3 The utility automatically checks the devices for details. Turn off the system after the utility completes the updating process and 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...
... to section 2.8 Exit menu for the BIOS file. ASUS M5A78L-M LE/USB3 2-3 The utility automatically checks the devices for details. Turn off the system after the utility completes the updating process and 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...
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... the reset button on . They may not exactly match what you in this chapter are for this motherboard. 2-4 Chapter 2: BIOS information 2.2 BIOS setup program Use the BIOS Setup program to your screen. • Visit the ASUS website at startup: • Press during the Power-On Self-Test (POST). Using the power button...
... the reset button on . They may not exactly match what you in this chapter are for this motherboard. 2-4 Chapter 2: BIOS information 2.2 BIOS setup program Use the BIOS Setup program to your screen. • Visit the ASUS website at startup: • Press during the Power-On Self-Test (POST). Using the power button...
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...] [1.800V] PCI/PCIe CLK Status [Enabled] Enables or disables clock for some of the following items vary depending on the DIMMs you install on the motherboard. DRAM CAS# Latency [Auto] Configuration options: [Auto] [4 CLK] ~ [12 CLK] DRAM RAS# to CAS# Delay [Auto] Configuration options: [Auto] [5 CLK] ~ [12 CLK... 7.8ms] [Every 3.9ms] DRAM Command Rate [Auto] Configuration options: [Auto] [1T] [2T] Memory Voltage [Auto] Sets the memory voltage. Configuration options: [Disabled] [Enabled] ASUS M5A78L-M LE/USB3 2-11 DRAM Timing Configuration The configuration options for PCI/PCIe slot.
...] [1.800V] PCI/PCIe CLK Status [Enabled] Enables or disables clock for some of the following items vary depending on the DIMMs you install on the motherboard. DRAM CAS# Latency [Auto] Configuration options: [Auto] [4 CLK] ~ [12 CLK] DRAM RAS# to CAS# Delay [Auto] Configuration options: [Auto] [5 CLK] ~ [12 CLK... 7.8ms] [Every 3.9ms] DRAM Command Rate [Auto] Configuration options: [Auto] [1T] [2T] Memory Voltage [Auto] Sets the memory voltage. Configuration options: [Disabled] [Enabled] ASUS M5A78L-M LE/USB3 2-11 DRAM Timing Configuration The configuration options for PCI/PCIe slot.
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... speed to be displayed. Configuration options: [30oC/86oF] [40oC/104oF] [50oC/122oF] [60oC/140oF] [70oC/158oF] [80oC/176oF] [90oC/194oF] ASUS M5A78L-M LE/USB3 2-17 Power on From S5 By RTC Alarm [Disabled] Enables or disables RTC to generate a wake event. CPU Q-Fan Function [Enabled] Enables or disables... maximum CPU fan speed. [Manual] Allows you set a lower limit for more efficient system operation. Select [gnored] if you to the motherboard, the field shows N/A. If the fan is below the specified limit, the system sends out warning beeps. If the CPU fan speed is...
... speed to be displayed. Configuration options: [30oC/86oF] [40oC/104oF] [50oC/122oF] [60oC/140oF] [70oC/158oF] [80oC/176oF] [90oC/194oF] ASUS M5A78L-M LE/USB3 2-17 Power on From S5 By RTC Alarm [Disabled] Enables or disables RTC to generate a wake event. CPU Q-Fan Function [Enabled] Enables or disables... maximum CPU fan speed. [Manual] Allows you set a lower limit for more efficient system operation. Select [gnored] if you to the motherboard, the field shows N/A. If the fan is below the specified limit, the system sends out warning beeps. If the CPU fan speed is...
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..."); REACH Complying with the License. DO NOT throw the mercury-containing button cell battery in municipal waste. ASUS Recycling/Takeback Services ASUS recycling and takeback programs come from our commitment to enable proper reuse of the crossed out wheeled bin indicates... recycle our products, batteries, other components as well as the packaging materials. DO NOT throw the motherboard in municipal waste. Licensed under the License. ASUS M5A78L-M LE/USB3 A-3 Check local regulations for you may obtain a copy of electronic products. Google™ License Terms...
..."); REACH Complying with the License. DO NOT throw the mercury-containing button cell battery in municipal waste. ASUS Recycling/Takeback Services ASUS recycling and takeback programs come from our commitment to enable proper reuse of the crossed out wheeled bin indicates... recycle our products, batteries, other components as well as the packaging materials. DO NOT throw the motherboard in municipal waste. Licensed under the License. ASUS M5A78L-M LE/USB3 A-3 Check local regulations for you may obtain a copy of electronic products. Google™ License Terms...
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...: Country: declare the following apparatus: ASUSTeK COMPUTER INC. 4F, No. 150, LI-TE Rd., PEITOU, TAIPEI 112, TAIWAN ASUS COMPUTER GmbH HARKORT STR. 21-23, 40880 RATINGEN GERMANY Product name : Motherboard Model name : M5A78L-M LE/USB3 conform with the essential requirements of the FCC Rules. Operation is subject to the following specifications: FCC Part 15...
...: Country: declare the following apparatus: ASUSTeK COMPUTER INC. 4F, No. 150, LI-TE Rd., PEITOU, TAIPEI 112, TAIWAN ASUS COMPUTER GmbH HARKORT STR. 21-23, 40880 RATINGEN GERMANY Product name : Motherboard Model name : M5A78L-M LE/USB3 conform with the essential requirements of the FCC Rules. Operation is subject to the following specifications: FCC Part 15...