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... are using a Windows 32-bit operating system. 1 x PCI Express™ x16 slot 2 x PCI Express™ x1 slots 3 x PCI slots 1 x UltraDMA 133/100 connector 5 x Serial ATA 3Gb/s connectors support RAID 0, RAID 1, and RAID 0+1 and JBOD (only for AM3 / AM2+ CPU Dual-channel memory architecture 4 x 240-pin DIMM slots support maximum 16GB unbuffered ECC DDR2 1066*/800/667/533MHz memory modules * DDR2 1066 is supported by AM2+ / AM3 CPU only. ** Refer to 5200 MT/s; ASUS CrashFree BIOS 3 - ASUS EZ Flash 2 ASUS AI NET2 Turbo Key ASUS MyLogo...
... are using a Windows 32-bit operating system. 1 x PCI Express™ x16 slot 2 x PCI Express™ x1 slots 3 x PCI slots 1 x UltraDMA 133/100 connector 5 x Serial ATA 3Gb/s connectors support RAID 0, RAID 1, and RAID 0+1 and JBOD (only for AM3 / AM2+ CPU Dual-channel memory architecture 4 x 240-pin DIMM slots support maximum 16GB unbuffered ECC DDR2 1066*/800/667/533MHz memory modules * DDR2 1066 is supported by AM2+ / AM3 CPU only. ** Refer to 5200 MT/s; ASUS CrashFree BIOS 3 - ASUS EZ Flash 2 ASUS AI NET2 Turbo Key ASUS MyLogo...
User Manual
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... technology to replace the current 32-bit architecture, delivers advanced system performance, faster memory access, and increased productivity. Refer to www.asus.com for double speed and bandwidth which monitors system operation and automatically adjusts CPU voltage and frequency for advanced operating systems. 1-2 ASUS M4A78 When four DDR2 1066 DIMMs are installed, all DIMMs run at 800MHz frequency by AM3 / AM2+ CPU only. PCI Express 2.0 support This motherboard supports the latest PCIe 2.0 devices...
... technology to replace the current 32-bit architecture, delivers advanced system performance, faster memory access, and increased productivity. Refer to www.asus.com for double speed and bandwidth which monitors system operation and automatically adjusts CPU voltage and frequency for advanced operating systems. 1-2 ASUS M4A78 When four DDR2 1066 DIMMs are installed, all DIMMs run at 800MHz frequency by AM3 / AM2+ CPU only. PCI Express 2.0 support This motherboard supports the latest PCIe 2.0 devices...
User Manual
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... real-time. Serial ATA 3Gb/s technology The motherboard supports next-generation SATA hard drives based on the new SATA 3Gb/s storage specification. It automatically provides the most appropriate power usage to 40 times faster at the back I/O provides smart setup and hot-plug functions. Backwards compatible with current USB 1.1 peripherals, USB 2.0 delivers transfer speeds up photos, videos, and other entertainment contents on external devices. The onboard SB700 southbridge allows RAID 0, RAID 1, RAID 0+1, and JBOD...
... real-time. Serial ATA 3Gb/s technology The motherboard supports next-generation SATA hard drives based on the new SATA 3Gb/s storage specification. It automatically provides the most appropriate power usage to 40 times faster at the back I/O provides smart setup and hot-plug functions. Backwards compatible with current USB 1.1 peripherals, USB 2.0 delivers transfer speeds up photos, videos, and other entertainment contents on external devices. The onboard SB700 southbridge allows RAID 0, RAID 1, RAID 0+1, and JBOD...
User Manual
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... can swiftly wake up the system in few seconds. 1-4 ASUS M4A78 ASUS Q-Fan ASUS Q-Fan technology intelligently adjusts CPU and chassis fan speeds according to system loading to USB drives only. • The actural boot time is a utility that contains the BIOS file. Simply click keyboard or mouse, you ´re sleeping. ASUS EZ Flash 2 ASUS EZ Flash 2 is subject to hardware configuration and product models. Turbo Key ASUS Turbo Key allows you to update the BIOS without using the bundled support DVD, or USB disk that...
... can swiftly wake up the system in few seconds. 1-4 ASUS M4A78 ASUS Q-Fan ASUS Q-Fan technology intelligently adjusts CPU and chassis fan speeds according to system loading to USB drives only. • The actural boot time is a utility that contains the BIOS file. Simply click keyboard or mouse, you ´re sleeping. ASUS EZ Flash 2 ASUS EZ Flash 2 is subject to hardware configuration and product models. Turbo Key ASUS Turbo Key allows you to update the BIOS without using the bundled support DVD, or USB disk that...
User Manual
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.... 1.8.1 Installing an expansion card To install an expansion card: 1. Keep the screw for the card. 2. Align the card connector with it by adjusting the software settings. 1. Turn on the slot. 5. Failure to do not need to install expansion cards. Assign an IRQ to the chassis with the PCI Express specifications. 1-18 ASUS M4A78 When using PCI cards on BIOS setup. 2. Remove the system unit cover (if your motherboard is completely seated on the system and change the necessary BIOS settings...
.... 1.8.1 Installing an expansion card To install an expansion card: 1. Keep the screw for the card. 2. Align the card connector with it by adjusting the software settings. 1. Turn on the slot. 5. Failure to do not need to install expansion cards. Assign an IRQ to the chassis with the PCI Express specifications. 1-18 ASUS M4A78 When using PCI cards on BIOS setup. 2. Remove the system unit cover (if your motherboard is completely seated on the system and change the necessary BIOS settings...
User Manual
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... using the connected USB devices. When you set this jumper to +5V to wake up the computer from S3 and S4 sleep modes (no power to CPU, DRAM in slow refresh, power supply in the BIOS. Set to +5VSB to additional USB ports. 1-20 ASUS M4A78 Keyboard/mouse power (3-pin KBPWR) This jumper allows you can wake up the computer by pressing a key on the +5VSB lead, and a corresponding setting in reduced power mode). This jumper is for the internal USB connectors that...
... using the connected USB devices. When you set this jumper to +5V to wake up the computer from S3 and S4 sleep modes (no power to CPU, DRAM in slow refresh, power supply in the BIOS. Set to +5VSB to additional USB ports. 1-20 ASUS M4A78 Keyboard/mouse power (3-pin KBPWR) This jumper allows you can wake up the computer by pressing a key on the +5VSB lead, and a corresponding setting in reduced power mode). This jumper is for the internal USB connectors that...
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If you install Serial ATA hard disk drives, you intend to create a Serial ATA RAID set using these connectors, set the Onchip SATA Type item in the BIOS to the RAID manual in the support DVD. • If you can create a RAID 0, RAID 1, RAID 0+1, and JBOD (only for Serial ATA 3Gb/s hard disk and optical disk drives. Install the Windows® XP Service Pack 1 before using Serial ATA. • For detailed instructions on RAID configurations, refer to [RAID]. The Serial ATA 3Gb/s is faster than the standard...
If you install Serial ATA hard disk drives, you intend to create a Serial ATA RAID set using these connectors, set the Onchip SATA Type item in the BIOS to the RAID manual in the support DVD. • If you can create a RAID 0, RAID 1, RAID 0+1, and JBOD (only for Serial ATA 3Gb/s hard disk and optical disk drives. Install the Windows® XP Service Pack 1 before using Serial ATA. • For detailed instructions on RAID configurations, refer to [RAID]. The Serial ATA 3Gb/s is faster than the standard...
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... DVD. 1-30 ASUS M4A78 Refer to avail all motherboard features. Always install the latest OS version and corresponding updates to maximize the features of the Support DVD to the optical drive. Double-click the ASSETUP.EXE to run the Support DVD Place the Support DVD to locate the file ASSETUP.EXE from the BIN folder. Visit the ASUS website at any time without notice. The DVD automatically displays the Drivers menu...
... DVD. 1-30 ASUS M4A78 Refer to avail all motherboard features. Always install the latest OS version and corresponding updates to maximize the features of the Support DVD to the optical drive. Double-click the ASSETUP.EXE to run the Support DVD Place the Support DVD to locate the file ASSETUP.EXE from the BIN folder. Visit the ASUS website at any time without notice. The DVD automatically displays the Drivers menu...
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... BIOS To update the BIOS: 1. Chapter 2: BIOS setup 2-1 Follow the onscreen instructions to launch the ASUS Update utility. 2. From the Windows® desktop, click Start > Programs > ASUS > ASUS Update > ASUS Update to complete the installation. The ASUS Update utility is available in the support DVD that you to manage, save, and update the motherboard BIOS in the optical drive. Chapter 2 BIOS information 2.1 Managing and updating your BIOS Save a copy of the original motherboard BIOS file to a USB flash disk in case you to avoid network traffic, or click Auto...
... BIOS To update the BIOS: 1. Chapter 2: BIOS setup 2-1 Follow the onscreen instructions to launch the ASUS Update utility. 2. From the Windows® desktop, click Start > Programs > ASUS > ASUS Update > ASUS Update to complete the installation. The ASUS Update utility is available in the support DVD that you to manage, save, and update the motherboard BIOS in the optical drive. Chapter 2 BIOS information 2.1 Managing and updating your BIOS Save a copy of the original motherboard BIOS file to a USB flash disk in case you to avoid network traffic, or click Auto...
User Manual
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... system boot failure! 2-2 ASUS M4A78 Insert the USB flash disk that contains the latest BIOS file to display the following: ASUSTek EZ Flash 2 BIOS ROM Utility V3.06 FLASH TYPE: MXIC 25L8005 Current ROM BOARD: M4A78 VER: 0203 DATE: 02/03/2009 Update ROM BOARD: Unknown VER: Unknown DATE: Unknown PATH: A:\ A: Note [Enter] Select or Load [Tab] Switch [Up/Down/Home/End] Move [B] Backup [V] Drive Info [ESC] Exit • Enter the BIOS setup program. Select Update BIOS from the Open window, then...
... system boot failure! 2-2 ASUS M4A78 Insert the USB flash disk that contains the latest BIOS file to display the following: ASUSTek EZ Flash 2 BIOS ROM Utility V3.06 FLASH TYPE: MXIC 25L8005 Current ROM BOARD: M4A78 VER: 0203 DATE: 02/03/2009 Update ROM BOARD: Unknown VER: Unknown DATE: Unknown PATH: A:\ A: Note [Enter] Select or Load [Tab] Switch [Up/Down/Home/End] Move [B] Backup [V] Drive Info [ESC] Exit • Enter the BIOS setup program. Select Update BIOS from the Open window, then...
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... A scroll bar appears on the screen. Press the / arrow keys or / keys to another. 2.2.4 Menu items The highlighted item on the screen. Change Field Tab Select Field F1 General Help F10 Save and Exit ESC Exit v02.61 (C)Copyright 1985-2008, A m e r i c a n Megatrends, Inc. Main Advanced BIOS SETUP UTILITY Power Boot Tools Exit Suspend Mode ACPI Support ACPI APIC support APM Configuration Hardware Monitor [Auto] [Disabled] [EDniOsapabtbilloendesd] Enabled Use [ENTER], [TAB] or [SHIFT-TAB] to...
... A scroll bar appears on the screen. Press the / arrow keys or / keys to another. 2.2.4 Menu items The highlighted item on the screen. Change Field Tab Select Field F1 General Help F10 Save and Exit ESC Exit v02.61 (C)Copyright 1985-2008, A m e r i c a n Megatrends, Inc. Main Advanced BIOS SETUP UTILITY Power Boot Tools Exit Suspend Mode ACPI Support ACPI APIC support APM Configuration Hardware Monitor [Auto] [Disabled] [EDniOsapabtbilloendesd] Enabled Use [ENTER], [TAB] or [SHIFT-TAB] to...
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... of IDE drive. The BIOS automatically detects the values opposite the dimmed items (Device, Vendor, Size, LBA Mode, Block Mode, PIO Mode, Async DMA, Ultra DMA, and SMART monitoring). Select [ARMD] (ATAPI Removable Media Device) if your device is installed in the system. Configuration options: [Not Installed] [Auto] [CDROM] [ARMD] LBA/Large Mode [Auto] Enables or disables the LBA mode. Select [CDROM] if you an overview of IDE devices. Configuration options: [Disabled] [Auto] Chapter 2: BIOS setup 2-7 These values are specifically configuring a CD-ROM drive. Select Screen...
... of IDE drive. The BIOS automatically detects the values opposite the dimmed items (Device, Vendor, Size, LBA Mode, Block Mode, PIO Mode, Async DMA, Ultra DMA, and SMART monitoring). Select [ARMD] (ATAPI Removable Media Device) if your device is installed in the system. Configuration options: [Not Installed] [Auto] [CDROM] [ARMD] LBA/Large Mode [Auto] Enables or disables the LBA mode. Select [CDROM] if you an overview of IDE devices. Configuration options: [Disabled] [Auto] Chapter 2: BIOS setup 2-7 These values are specifically configuring a CD-ROM drive. Select Screen...
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... multi-sectors transfers. Configuration options: [Disabled] [Enabled] 2-8 ASUS M4A78 These values are not user-configurable. There is installed in the system. The BIOS automatically detects the values opposite the dimmed items (Device, Vendor, Size, LBA Mode, Block Mode, PIO Mode, Async DMA, Ultra DMA, and SMART monitoring). When set to [Disabled], the data transfer from and to display the SATA device information. Configuration options: [Disabled] [Auto] PIO Mode [Auto] Selects the PIO mode. Configuration options: [Disabled] [Auto] PIO Mode [Auto] Selects the PIO...
... multi-sectors transfers. Configuration options: [Disabled] [Enabled] 2-8 ASUS M4A78 These values are not user-configurable. There is installed in the system. The BIOS automatically detects the values opposite the dimmed items (Device, Vendor, Size, LBA Mode, Block Mode, PIO Mode, Async DMA, Ultra DMA, and SMART monitoring). When set to [Disabled], the data transfer from and to display the SATA device information. Configuration options: [Disabled] [Auto] PIO Mode [Auto] Selects the PIO mode. Configuration options: [Disabled] [Auto] PIO Mode [Auto] Selects the PIO...
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... 2: BIOS setup 2-9 Main Advanced Power BIOS SETUP UTILITY Boot Tools Exit JumperFree Configuration CPU Configuration Chipset Onboard Devices Configuration PCIPnP USB Configuration Adjust System Frequency/Voltage etc. OnChip SATA Channel [Enabled] Enables or disables the OnChip SATA Channel. The BIOS automatically detects the items in AHCI mode under OS. 2.3.6 System Information This menu gives you an overview of the Advanced menu items. Incorrect field values can be detected. System Memory Displays the auto-detected system memory. 2.4 Advanced menu The Advanced menu items...
... 2: BIOS setup 2-9 Main Advanced Power BIOS SETUP UTILITY Boot Tools Exit JumperFree Configuration CPU Configuration Chipset Onboard Devices Configuration PCIPnP USB Configuration Adjust System Frequency/Voltage etc. OnChip SATA Channel [Enabled] Enables or disables the OnChip SATA Channel. The BIOS automatically detects the items in AHCI mode under OS. 2.3.6 System Information This menu gives you an overview of the Advanced menu items. Incorrect field values can be detected. System Memory Displays the auto-detected system memory. 2.4 Advanced menu The Advanced menu items...
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...CLK] tRDRD [ Auto] Allows you to enable or disable C1E Dual-Core related CPU power State. The value ranges from 1.85000V to enable or disable the CPU prefetching. The driver developer may enable it for the normal operation. Configuration options: [Disabled] [Auto] 2-12 ASUS M4A78 Configuration options: [Disabled] [Enabled] CPU Prefetching [Enabled] Allows you to 2.24375V with a 0.00625V interval. Configuration options: [Auto] Chipset Over Voltage [Auto] Allows you to set the memory over voltage. GART Error Reporting [Disabled] This option should remain disabled for testing...
...CLK] tRDRD [ Auto] Allows you to enable or disable C1E Dual-Core related CPU power State. The value ranges from 1.85000V to enable or disable the CPU prefetching. The driver developer may enable it for the normal operation. Configuration options: [Disabled] [Auto] 2-12 ASUS M4A78 Configuration options: [Disabled] [Enabled] CPU Prefetching [Enabled] Allows you to 2.24375V with a 0.00625V interval. Configuration options: [Auto] Chipset Over Voltage [Auto] Allows you to set the memory over voltage. GART Error Reporting [Disabled] This option should remain disabled for testing...
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... bits [20:16,9] ] MemClk Tristate C3/ATLVID [Disabled] Enables or disables the MemClk Tristate C3/ALTVID. Configuration options: [Disabled] [Enabled] Memory Hole Remapping [Enabled] Enables or disables the memory remapping around memory hole. Configuration options: [Disabled] [Basic] [Good] [Super] [Max] [User] Alternate VID [Auto] Allows you to set the primary display adapter. Configuration options: [GFX-GPP-PCI] [GPPGFX-PCI] [PCI-GFX-GPP] Chapter 2: BIOS setup 2-13 Configuration options: [Auto] [Always] Power Down Enable [Enabled] Enables or disables the DDR power down mode. Configuration...
... bits [20:16,9] ] MemClk Tristate C3/ATLVID [Disabled] Enables or disables the MemClk Tristate C3/ALTVID. Configuration options: [Disabled] [Enabled] Memory Hole Remapping [Enabled] Enables or disables the memory remapping around memory hole. Configuration options: [Disabled] [Basic] [Good] [Super] [Max] [User] Alternate VID [Auto] Allows you to set the primary display adapter. Configuration options: [GFX-GPP-PCI] [GPPGFX-PCI] [PCI-GFX-GPP] Chapter 2: BIOS setup 2-13 Configuration options: [Auto] [Always] Power Down Enable [Enabled] Enables or disables the DDR power down mode. Configuration...
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... cause the system to [No], BIOS configures all the devices in the system. 2.4.4 Onboard Devices Configuration Serial Port1 Address [3F8/IRQ4] Allows you to select SPDIF_OUT mode. Configuration options: [Enabled] [Disabled] 2.4.5 PCI PnP The PCI PnP menu items allow you install a Plug and Play operating system, the operating system configures the Plug and Play devices not required for boot. When set to malfunction. Configuration options: [HDMI Output] [SPDIF Output]] Onboard LAN Controller [Enabled] Allows you to change the advanced settings for legacy ISA devices.
... cause the system to [No], BIOS configures all the devices in the system. 2.4.4 Onboard Devices Configuration Serial Port1 Address [3F8/IRQ4] Allows you to select SPDIF_OUT mode. Configuration options: [Enabled] [Disabled] 2.4.5 PCI PnP The PCI PnP menu items allow you install a Plug and Play operating system, the operating system configures the Plug and Play devices not required for boot. When set to malfunction. Configuration options: [HDMI Output] [SPDIF Output]] Onboard LAN Controller [Enabled] Allows you to change the advanced settings for legacy ISA devices.
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... to display the configuration options. Configuration options: [10 Sec] [20 Sec] [30 Sec] [ 40 Sec] Emulation Type [Auto] Allows you to initialize. Configuration options: [Auto] [Floppy] [Forced FDD] [Hard Disk] [CDROM] Chapter 2: BIOS setup 2-15 If no USB device is detected, the legacy USB support is detected, the item shows None. Configuration options: [Enabled] [Disabled] Legacy USB Support [Enabled] Allows you to set the maximum time that the BIOS waits for USB devices on legacy operating systems (OS). Configuration options: [Disabled] [Enabled] [Auto] USB 2.0 Controller Mode...
... to display the configuration options. Configuration options: [10 Sec] [20 Sec] [30 Sec] [ 40 Sec] Emulation Type [Auto] Allows you to initialize. Configuration options: [Auto] [Floppy] [Forced FDD] [Hard Disk] [CDROM] Chapter 2: BIOS setup 2-15 If no USB device is detected, the legacy USB support is detected, the item shows None. Configuration options: [Enabled] [Disabled] Legacy USB Support [Enabled] Allows you to set the maximum time that the BIOS waits for USB devices on legacy operating systems (OS). Configuration options: [Disabled] [Enabled] [Auto] USB 2.0 Controller Mode...
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... Power Interface (ACPI) 2.0 specifications. E nables the system to enter the ACPI S3 (Suspend to display the configuration options. Configuration options: [Disabled] [Enabled] 2.5.4 APM Configuration Restore on AC Power Loss [Power Off] When set to Enabled, the ACPI APIC table pointer is included in the RSDT pointer list. Suspend Mode ACPI 2.0 Features ACPI APIC Support APM Configuration HW Monitor [Auto] [Disabled] [Enabled] Select the ACPI state used for system suspend. Configuration options: [Power On] [Power Off] [Last State] 2-16 ASUS M4A78 Configuration options...
... Power Interface (ACPI) 2.0 specifications. E nables the system to enter the ACPI S3 (Suspend to display the configuration options. Configuration options: [Disabled] [Enabled] 2.5.4 APM Configuration Restore on AC Power Loss [Power Off] When set to Enabled, the ACPI APIC table pointer is included in the RSDT pointer list. Suspend Mode ACPI 2.0 Features ACPI APIC Support APM Configuration HW Monitor [Auto] [Disabled] [Enabled] Select the ACPI state used for system suspend. Configuration options: [Power On] [Power Off] [Last State] 2-16 ASUS M4A78 Configuration options...
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...: [Removable Dev.] [Hard Drive] [ATAPI CDROM ] [Disabled] 2.6.2 Boot Settings Configuration Quick Boot [Enabled] Enabling this item to [Enabled] to use the ASUS MyLogo 2™ feature. When set the CD-ROM drive as the first boot device. Select Screen Select Item Enter Go to display the submenu. AddOn ROM Display Mode [Force BIOS] Sets the display mode for option ROM. Main Advanced Boot Settings Power Boot Device Priority BIOS SETUP UTILITY Boot Tools Exit Boot Settings Configuration Security Specifies the Boot Device Priority sequence. Configuration options: [Disabled] [Enabled] Set...
...: [Removable Dev.] [Hard Drive] [ATAPI CDROM ] [Disabled] 2.6.2 Boot Settings Configuration Quick Boot [Enabled] Enabling this item to [Enabled] to use the ASUS MyLogo 2™ feature. When set the CD-ROM drive as the first boot device. Select Screen Select Item Enter Go to display the submenu. AddOn ROM Display Mode [Force BIOS] Sets the display mode for option ROM. Main Advanced Boot Settings Power Boot Device Priority BIOS SETUP UTILITY Boot Tools Exit Boot Settings Configuration Security Specifies the Boot Device Priority sequence. Configuration options: [Disabled] [Enabled] Set...