User Manual
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... 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 memory 1-11 1.7.1 Overview 1-11 1.7.2 Memory configurations 1-12...
... 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 memory 1-11 1.7.1 Overview 1-11 1.7.2 Memory configurations 1-12...
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... support 8-channel audio output. Supports up to install 4GB or more memory on the motherboard. Integrated ATI Radeon™ HD 3000 GPU Supports max. With ASUS design, this motherboard supports up to DDR3 1866MHz as its standard memory frequency. ** Due to CPU specification, AMD® 100 and...to 10 USB 2.0 ports (6 ports at mid-board, 4 ports at the back panel) (continued on the next page) ix M5A78L-M LX Series specifications summary CPU Chipset Front side bus Memory Graphics Expansion slots Storage / RAID LAN Audio USB AMD® Socket AM3+ for AMD® FX™ / Phenom™...
... support 8-channel audio output. Supports up to install 4GB or more memory on the motherboard. Integrated ATI Radeon™ HD 3000 GPU Supports max. With ASUS design, this motherboard supports up to DDR3 1866MHz as its standard memory frequency. ** Due to CPU specification, AMD® 100 and...to 10 USB 2.0 ports (6 ports at mid-board, 4 ports at the back panel) (continued on the next page) ix M5A78L-M LX Series specifications summary CPU Chipset Front side bus Memory Graphics Expansion slots Storage / RAID LAN Audio USB AMD® Socket AM3+ for AMD® FX™ / Phenom™...
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Thank you start installing the motherboard, and hardware devices on it another standout in this user guide are for M5A78L-M LX PLUS only. • If any of ASUS quality motherboards! ASUS M5A78L-M LX Series 1-1 It features dual-channel DDR3 memory support and accelerates data transfer rate up to 5200MT/s via HyperTransport™ 3.0-based system bus. The package contents vary...
Thank you start installing the motherboard, and hardware devices on it another standout in this user guide are for M5A78L-M LX PLUS only. • If any of ASUS quality motherboards! ASUS M5A78L-M LX Series 1-1 It features dual-channel DDR3 memory support and accelerates data transfer rate up to 5200MT/s via HyperTransport™ 3.0-based system bus. The package contents vary...
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..., and enhanced thermal capacity. 1-2 Chapter 1: Product introduction Dual-Channel DDR3 1866 (O.C.) support This motherboard supports DDR3 memory that radically improves system efficiency for a smoother and faster computing environment. Gigabit LAN solution The onboard LAN controller is...supports 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...
..., and enhanced thermal capacity. 1-2 Chapter 1: Product introduction Dual-Channel DDR3 1866 (O.C.) support This motherboard supports DDR3 memory that radically improves system efficiency for a smoother and faster computing environment. Gigabit LAN solution The onboard LAN controller is...supports 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...
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... Rate 3 (DDR3) Dual Inline Memory Modules (DIMM) sockets. Push down the retention bracket lock on the motherboard labeled CPU_FAN. Ensure that the retention bracket is in place. 4. 3. Align 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
... Rate 3 (DDR3) Dual Inline Memory Modules (DIMM) sockets. Push down the retention bracket lock on the motherboard labeled CPU_FAN. Ensure that the retention bracket is in place. 4. 3. Align 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
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...Crucial Crucial Crucial Crucial Crucial Crucial Part No. Any excess memory from the same vendor. • Due to install 4GB or more memory on the motherboard, the actual usable memory for the OS can be about 3GB or less. M5A78L-M LX Series Motherboard Qualified Vendors Lists (QVL) DDR3-1866(O.C.) ...MHz capability Vendor Part No. Use a 64-bit �W�i�nd�o�w��s® OS if you want to the memory address limitation on 32-bit Windows®...
...Crucial Crucial Crucial Crucial Crucial Crucial Part No. Any excess memory from the same vendor. • Due to install 4GB or more memory on the motherboard, the actual usable memory for the OS can be about 3GB or less. M5A78L-M LX Series Motherboard Qualified Vendors Lists (QVL) DDR3-1866(O.C.) ...MHz capability Vendor Part No. Use a 64-bit �W�i�nd�o�w��s® OS if you want to the memory address limitation on 32-bit Windows®...
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With ASUS design, this motherboard supports up to DDR3 1866MHz as its standard memory frequency. • Due to CPU spec., AMD® 100 and 200 series...Single-sided / DS: Double-sided DIMM support: • A*: Supports one module inserted into any slot as single-channel memory configuration. • B*: Supports one pair of modules inserted into either the blue slots or the black slots as one...-1G1F1 2048MB DS OCZ OCZ3SOE10662GK 2048MB(Kit of dual-channel memory configuration. Size SS/ DS Brand Chip NO. DDR3-1066 MHz capability Vendor Part No. ASUS M5A78L-M LX Series 1-15
With ASUS design, this motherboard supports up to DDR3 1866MHz as its standard memory frequency. • Due to CPU spec., AMD® 100 and 200 series...Single-sided / DS: Double-sided DIMM support: • A*: Supports one module inserted into any slot as single-channel memory configuration. • B*: Supports one pair of modules inserted into either the blue slots or the black slots as one...-1G1F1 2048MB DS OCZ OCZ3SOE10662GK 2048MB(Kit of dual-channel memory configuration. Size SS/ DS Brand Chip NO. DDR3-1066 MHz capability Vendor Part No. ASUS M5A78L-M LX Series 1-15
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... power cord. 2. 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. CLRTC 12 23 M5A78L-M LX PLUS Normal (Default) Clear RTC M5A78L-M LX PLUS Clear RTC RAM To erase the RTC RAM: 1. After clearing the CMOS, reinstall the...
... power cord. 2. 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. CLRTC 12 23 M5A78L-M LX PLUS Normal (Default) Clear RTC M5A78L-M LX PLUS Clear RTC RAM To erase the RTC RAM: 1. After clearing the CMOS, reinstall the...
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...Setting this menu. System Memory Displays the auto-detected system memory. 2.4 Advanced menu The Advanced menu items allow you an overview of the general system specifications. Select Screen Select Item +- BIOS Information Displays the auto-detected BIOS information. ASUS M5A78L-M LX Series 2-9 If you use... the system to change the settings for the CPU and other system devices. Main Advanced Advanced Settings M5A78L-M LX PLUS BIOS Setup Power Boot Tools Exit JumperFree Configuration CPU Configuration Chipset Onboard Devices Configuration PCIPnP USB Configuration Version 0302...
...Setting this menu. System Memory Displays the auto-detected system memory. 2.4 Advanced menu The Advanced menu items allow you an overview of the general system specifications. Select Screen Select Item +- BIOS Information Displays the auto-detected BIOS information. ASUS M5A78L-M LX Series 2-9 If you use... the system to change the settings for the CPU and other system devices. Main Advanced Advanced Settings M5A78L-M LX PLUS BIOS Setup Power Boot Tools Exit JumperFree Configuration CPU Configuration Chipset Onboard Devices Configuration PCIPnP USB Configuration Version 0302...
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... [100%] If the system becomes unstable after changing the setting, set DRAM Timing Config to [Auto] for safe mode. Memory Clock Speed [400MHz] Selects the memory clock frequency programming method. Configuration options: [Auto] LoadLine Calibration [Auto] Sets the LoadLine. DRAM CAS# Latency [Auto] ...;�C�L�K��] DRAM Row Cycle Time [Auto] Configuration options: [Auto] [12 CLK] ~ [42 CLK] ASUS M5A78L-M LX Series 2-11 Configuration options: [400MHz] [533MHz] [667MHz] [800MHz] DRAM Timing Configuration The configuration options for some of the...
... [100%] If the system becomes unstable after changing the setting, set DRAM Timing Config to [Auto] for safe mode. Memory Clock Speed [400MHz] Selects the memory clock frequency programming method. Configuration options: [Auto] LoadLine Calibration [Auto] Sets the LoadLine. DRAM CAS# Latency [Auto] ...;�C�L�K��] DRAM Row Cycle Time [Auto] Configuration options: [Auto] [12 CLK] ~ [42 CLK] ASUS M5A78L-M LX Series 2-11 Configuration options: [400MHz] [533MHz] [667MHz] [800MHz] DRAM Timing Configuration The configuration options for some of the...
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...] [300ns] [350ns] DRAM Refresh Rate [Auto] Configuration options: [Auto] [Every 7.8ms] [Every 3.9ms] DRAM Command Rate [Auto] Configuration options: [Auto] [1T] [2T] Memory Over Voltage [Auto] Sets the memory over voltage. The values range from 1.3500V to 1.60000V with a 0.0100V increment. The values range from 1.10000V to 2.3000V with a 0.01000V increment. GART...
...] [300ns] [350ns] DRAM Refresh Rate [Auto] Configuration options: [Auto] [Every 7.8ms] [Every 3.9ms] DRAM Command Rate [Auto] Configuration options: [Auto] [1T] [2T] Memory Over Voltage [Auto] Sets the memory over voltage. The values range from 1.3500V to 1.60000V with a 0.0100V increment. The values range from 1.10000V to 2.3000V with a 0.01000V increment. GART...
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... [512MB] [1GB] • The [512MB] option only appears when you install 1GB system memory or more. • The [1GB] option only appears when you to enable the node memory interleaving. Configuration options: [Disabled] [Enabled] Power Down Enable [Enabled] Allows you to enable ... that allows the hardware to enable the channel memory interleaving. Configuration options: [Disabled] [Auto] Channel Interleaving [Auto] Allows you to enable or disable memory remapping around memory hole. Configuration options: [Disabled] [Auto] Memory Hole Remapping [Enabled] Allows you to report ...
... [512MB] [1GB] • The [512MB] option only appears when you install 1GB system memory or more. • The [1GB] option only appears when you to enable the node memory interleaving. Configuration options: [Disabled] [Enabled] Power Down Enable [Enabled] Allows you to enable ... that allows the hardware to enable the channel memory interleaving. Configuration options: [Disabled] [Auto] Channel Interleaving [Auto] Allows you to enable or disable memory remapping around memory hole. Configuration options: [Disabled] [Auto] Memory Hole Remapping [Enabled] Allows you to report ...
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... detected, the item shows None. The menu includes setting IRQ and DMA channel resources for either PCI/PnP or legacy ISA devices, and setting the memory size block for the USB storage device to initialize. Configuration options: [No] [Yes] 2.4.6 USB Configuration The items in HiSpeed (480Mbps) or Full Speed (12Mbps). USB...
... detected, the item shows None. The menu includes setting IRQ and DMA channel resources for either PCI/PnP or legacy ISA devices, and setting the memory size block for the USB storage device to initialize. Configuration options: [No] [Yes] 2.4.6 USB Configuration The items in HiSpeed (480Mbps) or Full Speed (12Mbps). USB...
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2.7 Tools menu The Tools menu items allow you to confirm your choice. Main Advanced Tools Settings M5A78L-M LX PLUS BIOS Setup Power Boot Tools Exit ASUS EZ Flash 2 ASUS O.C. Profile Version 0302 Press ENTER to run ASUS EZ Flash 2. Use the left/right arrow key to select between [Yes] or [No], then press to ...to select and update BIOS. Press to store or load multiple BIOS settings. Profile Allows you update the BIOS file only coming from the same memory/CPU configuration and BIOS version. • Only the CMO file can support devices such as a USB flash disk with FAT 32/16 format...
2.7 Tools menu The Tools menu items allow you to confirm your choice. Main Advanced Tools Settings M5A78L-M LX PLUS BIOS Setup Power Boot Tools Exit ASUS EZ Flash 2 ASUS O.C. Profile Version 0302 Press ENTER to run ASUS EZ Flash 2. Use the left/right arrow key to select between [Yes] or [No], then press to ...to select and update BIOS. Press to store or load multiple BIOS settings. Profile Allows you update the BIOS file only coming from the same memory/CPU configuration and BIOS version. • Only the CMO file can support devices such as a USB flash disk with FAT 32/16 format...