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..., or translated into any means, except documentation kept by the purchaser for identification or explanation and to infringe. IN NO EVENT SHALL ASUS, ITS DIRECTORS, OFFICERS, EMPLOYEES OR AGENTS BE LIABLE FOR ANY INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES (INCLUDING DAMAGES FOR LOSS ... not be extended if: (1) the product is repaired, modified or altered, unless such repair, modification of ASUSTeK Computer Inc. ("ASUS"). SPECIFICATIONS AND INFORMATION CONTAINED IN THIS MANUAL ARE FURNISHED FOR INFORMATIONAL USE ONLY, AND ARE SUBJECT TO CHANGE AT ANY TIME WITHOUT NOTICE, AND...
..., or translated into any means, except documentation kept by the purchaser for identification or explanation and to infringe. IN NO EVENT SHALL ASUS, ITS DIRECTORS, OFFICERS, EMPLOYEES OR AGENTS BE LIABLE FOR ANY INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES (INCLUDING DAMAGES FOR LOSS ... not be extended if: (1) the product is repaired, modified or altered, unless such repair, modification of ASUSTeK Computer Inc. ("ASUS"). SPECIFICATIONS AND INFORMATION CONTAINED IN THIS MANUAL ARE FURNISHED FOR INFORMATIONAL USE ONLY, AND ARE SUBJECT TO CHANGE AT ANY TIME WITHOUT NOTICE, AND...
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Contents Contents...iii Notices...vi Safety information vii About this guide vii M4A78-HTPC 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 1-2 1.4 Before you proceed 1-4 1.5 Motherboard overview 1-5 1.5.1 Placement direction 1-5 1.5.2 Screw holes 1-5 1.5.3 Motherboard layout 1-6 1.5.4 Layout contents 1-6 1.6 Central Processing Unit (CPU 1-7 1.6.1 Installing the CPU 1-7 1.6.2 Installing the heatsink and ...
Contents Contents...iii Notices...vi Safety information vii About this guide vii M4A78-HTPC 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 1-2 1.4 Before you proceed 1-4 1.5 Motherboard overview 1-5 1.5.1 Placement direction 1-5 1.5.2 Screw holes 1-5 1.5.3 Motherboard layout 1-6 1.5.4 Layout contents 1-6 1.6 Central Processing Unit (CPU 1-7 1.6.1 Installing the CPU 1-7 1.6.2 Installing the heatsink and ...
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Supports D-Sub with max. Supports Microsoft® DirectX 10, OpenGL 2.0, Pixel Shader 4.0 - Refer to www.asus.com or this user manual for the Memory QVL (Qualified Vendors Lists). ** Due to 2560 x 1600 @ 60Hz - Supports HDMI™ Technology with ... to 1920 x 1200 (1080P) - Supports Dual-link DVI with HDMI / DVI and D-Sub) - resolution up to 16GB system memory * Due to 5200 MT/s; M4A78-HTPC specifications summary CPU Chipset System bus Memory VGA Expansion Slots AMD® Phenom™ X4 / Phenom™ X3 / Athlon™ X2 / Athlon™ / Sempron™...
Supports D-Sub with max. Supports Microsoft® DirectX 10, OpenGL 2.0, Pixel Shader 4.0 - Refer to www.asus.com or this user manual for the Memory QVL (Qualified Vendors Lists). ** Due to 2560 x 1600 @ 60Hz - Supports HDMI™ Technology with ... to 1920 x 1200 (1080P) - Supports Dual-link DVI with HDMI / DVI and D-Sub) - resolution up to 16GB system memory * Due to 5200 MT/s; M4A78-HTPC specifications summary CPU Chipset System bus Memory VGA Expansion Slots AMD® Phenom™ X4 / Phenom™ X3 / Athlon™ X2 / Athlon™ / Sempron™...
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... midboard; 4 ports at back I /O - 2-channel gold-plated RCA output at back panel) ASUS Power Solution: - ASUS EZ Flash 2 ASUS MyLogo 2™ (continued on the next page) Atheros® L1E Gigabit LAN controller featuring AI NET 2 10-channel High Definition Audio CODEC - M4A78-HTPC specifications summary Storage LAN High Definition Audio USB AI Lifestyle Unique Features Other...
... midboard; 4 ports at back I /O - 2-channel gold-plated RCA output at back panel) ASUS Power Solution: - ASUS EZ Flash 2 ASUS MyLogo 2™ (continued on the next page) Atheros® L1E Gigabit LAN controller featuring AI NET 2 10-channel High Definition Audio CODEC - M4A78-HTPC specifications summary Storage LAN High Definition Audio USB AI Lifestyle Unique Features Other...
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... tuning from 500MHz up to 999MHz - PCIe frequency tuning from 200MHz up to 550MHz at 50mv increment SFS (Stepless Frequency Selection): - M4A78-HTPC specifications summary ASUS Exclusive Overclocking Features Rear panel I/O ports Internal I /O ports 3 x USB connectors support 6 USB ports 1 x IDE connector 5 x... connector 1 x 4-pin ATX 12V Power connector 1 x 4-pin Audio Power connector 1 x System Panel (Q-Connector) (continued on the next page) xi ASUS C.P.R. (CPU Parameter Recall) 1 x S/PDIF Out port (Coaxial) 1 x S/PDIF Out port (Optical) 2-channel RCA audio output ports 1 x HDMI...
... tuning from 500MHz up to 999MHz - PCIe frequency tuning from 200MHz up to 550MHz at 50mv increment SFS (Stepless Frequency Selection): - M4A78-HTPC specifications summary ASUS Exclusive Overclocking Features Rear panel I/O ports Internal I /O ports 3 x USB connectors support 6 USB ports 1 x IDE connector 5 x... connector 1 x 4-pin ATX 12V Power connector 1 x 4-pin Audio Power connector 1 x System Panel (Q-Connector) (continued on the next page) xi ASUS C.P.R. (CPU Parameter Recall) 1 x S/PDIF Out port (Coaxial) 1 x S/PDIF Out port (Optical) 2-channel RCA audio output ports 1 x HDMI...
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M4A78-HTPC specifications summary BIOS features Support DVD contents Form factor 8 Mb Flash ROM, AMI BIOS, PnP, DMI 2.0, WfM2.0, SM BIOS 2.5, ACPI 2.0, ASUS EZ Flash 2 Drivers ASUS Express Gate ASUS Home Theater Gate ASUS PC Probe II ASUS Update Anti-Virus Utility (OEM version) ATX form factor: 9.6 in x 9.6 in (24.4 cm x 24.4 cm) *Specifications are subject to change without notice. xii
M4A78-HTPC specifications summary BIOS features Support DVD contents Form factor 8 Mb Flash ROM, AMI BIOS, PnP, DMI 2.0, WfM2.0, SM BIOS 2.5, ACPI 2.0, ASUS EZ Flash 2 Drivers ASUS Express Gate ASUS Home Theater Gate ASUS PC Probe II ASUS Update Anti-Virus Utility (OEM version) ATX form factor: 9.6 in x 9.6 in (24.4 cm x 24.4 cm) *Specifications are subject to change without notice. xii
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... on the system and change the necessary BIOS settings, if any. Failure to use . 4. Align the card connector with the PCI Express specifications. 1-16 ASUS M4A78-HTPC Secure the card to the card. 3. The following sub‑sections describe the slots and the expansion cards that came with the screw you.... 1.8.3 PCI slot The PCI slot supports cards such as a LAN card, SCSI card, USB card, and other cards that comply with PCI specifications. 1.8.4 PCI Express x1 slots This motherboard supports PCI Express x1 network cards, SCSI cards, and other cards that comply with the PCI Express...
... on the system and change the necessary BIOS settings, if any. Failure to use . 4. Align the card connector with the PCI Express specifications. 1-16 ASUS M4A78-HTPC Secure the card to the card. 3. The following sub‑sections describe the slots and the expansion cards that came with the screw you.... 1.8.3 PCI slot The PCI slot supports cards such as a LAN card, SCSI card, USB card, and other cards that comply with PCI specifications. 1.8.4 PCI Express x1 slots This motherboard supports PCI Express x1 network cards, SCSI cards, and other cards that comply with the PCI Express...
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... ATX power supply. Find the proper orientation and push down firmly until the connectors completely fit. • We recommend that you use an ATX 12 V Specification 2.0‑compliant power supply unit (PSU) with 20-pin and 4-pin power plugs, ensure that the 20-pin power plug can provide at http://support...
... ATX power supply. Find the proper orientation and push down firmly until the connectors completely fit. • We recommend that you use an ATX 12 V Specification 2.0‑compliant power supply unit (PSU) with 20-pin and 4-pin power plugs, ensure that the 20-pin power plug can provide at http://support...
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... ATA 3Gb/s is backward compatible with 133 MB/s (Ultra DMA133). The Serial ATA 3Gb/s is faster than the standard parallel ATA with Serial ATA 1.5Gb/s specification. 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...
... ATA 3Gb/s is backward compatible with 133 MB/s (Ultra DMA133). The Serial ATA 3Gb/s is faster than the standard parallel ATA with Serial ATA 1.5Gb/s specification. 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...
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... supply. Chapter 1: Product introduction 1-27 Connect the USB module cable to any of the system chassis. Do not share the same power cable with USB 2.0 specification that supports up to the USB connectors. Connect a power plug to a slot opening at the back of these connectors, then install the module to this...
... supply. Chapter 1: Product introduction 1-27 Connect the USB module cable to any of the system chassis. Do not share the same power cable with USB 2.0 specification that supports up to the USB connectors. Connect a power plug to a slot opening at the back of these connectors, then install the module to this...
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...To change the settings. For example, selecting Main shows the Main menu items. The other items on your screen. • Visit the ASUS website at www.asus.com to download the latest BIOS information. 2.2.3 Navigation keys At the bottom right corner of the field opposite the item. A configurable field... Hardware Monitor Use [ENTER], [TAB] or [SHIFT-TAB] to another. 2.2.4 Menu items The highlighted item on the menu bar displays the specific items for that do not fit on the screen. Use the navigation keys to display a pop-up window Chapter 2: BIOS setup 2-5
...To change the settings. For example, selecting Main shows the Main menu items. The other items on your screen. • Visit the ASUS website at www.asus.com to download the latest BIOS information. 2.2.3 Navigation keys At the bottom right corner of the field opposite the item. A configurable field... Hardware Monitor Use [ENTER], [TAB] or [SHIFT-TAB] to another. 2.2.4 Menu items The highlighted item on the menu bar displays the specific items for that do not fit on the screen. Use the navigation keys to display a pop-up window Chapter 2: BIOS setup 2-5
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... Type [Auto] Selects the type of the basic system information. Configuration options: [Not Installed] [Auto] [CDROM] [ARMD] 2-6 ASUS M4A78-HTPC Refer to section 2.2.1 BIOS menu screen for information on the menu screen items and how to select the display language for each IDE device... [English] 2.3.4 SATA 1/SATA 3 While entering Setup, the BIOS automatically detects the presence of the appropriate IDE device type. These values are specifically configuring a CD-ROM drive. Setting to select a field. Select a device item then press to configure system Time. ←→ Select ...
... Type [Auto] Selects the type of the basic system information. Configuration options: [Not Installed] [Auto] [CDROM] [ARMD] 2-6 ASUS M4A78-HTPC Refer to section 2.2.1 BIOS menu screen for information on the menu screen items and how to select the display language for each IDE device... [English] 2.3.4 SATA 1/SATA 3 While entering Setup, the BIOS automatically detects the presence of the appropriate IDE device type. These values are specifically configuring a CD-ROM drive. Setting to select a field. Select a device item then press to configure system Time. ←→ Select ...
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... [Disabled], the data transfer from and to the device occurs one sector at a time if the device supports multi-sector transfer feature. These values are specifically configuring a CD-ROM drive. Configuration options: [Auto] [0] [1] [2] [3] [4] DMA Mode [Auto] Selects the DMA mode. These items show Not Detected if no Serial ATA device is...
... [Disabled], the data transfer from and to the device occurs one sector at a time if the device supports multi-sector transfer feature. These values are specifically configuring a CD-ROM drive. Configuration options: [Auto] [0] [1] [2] [3] [4] DMA Mode [Auto] Selects the DMA mode. These items show Not Detected if no Serial ATA device is...
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...RAID 0, RAID 1, and RAID 10 configuration from the Serial ATA hard disk drives, set this item to internally optimize the order of the general system specifications. Configuration options: [Auto] [0] [1] [2] [3] [4] DMA Mode [Auto] Selects the DMA mode. Configuration options: [IDE] [RAID] [AHCI] ...gives you to select the SATA type. Processor Displays the auto-detected CPU specification. PIO Mode [Auto] Selects the PIO mode. System Memory Displays the auto-detected system memory. 2-8 ASUS M4A78-HTPC Ensure to install the AHCI driver to detect and use the Advanced Host ...
...RAID 0, RAID 1, and RAID 10 configuration from the Serial ATA hard disk drives, set this item to internally optimize the order of the general system specifications. Configuration options: [Auto] [0] [1] [2] [3] [4] DMA Mode [Auto] Selects the DMA mode. Configuration options: [IDE] [RAID] [AHCI] ...gives you to select the SATA type. Processor Displays the auto-detected CPU specification. PIO Mode [Auto] Selects the PIO mode. System Memory Displays the auto-detected system memory. 2-8 ASUS M4A78-HTPC Ensure to install the AHCI driver to detect and use the Advanced Host ...
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... Fan 2 / Power Fan Speed [xxxxRPM] or [Ignored] The onboard hardware monitor automatically detects and displays the CPU, chassis, and power fan speed in the Application-Specific Integrated Circuit (ASIC). Select Ignored if you do not wish to display the detected voltage output. Configuration options: [Disabled] [Enabled] Power On By USB 12... On] [Power Off] [Last State] Power On By PCI/PCIE devices [Disabled] Allows you to add more tables for Advanced Configuration and Power Interface (ACPI) 2.0 specifications.
... Fan 2 / Power Fan Speed [xxxxRPM] or [Ignored] The onboard hardware monitor automatically detects and displays the CPU, chassis, and power fan speed in the Application-Specific Integrated Circuit (ASIC). Select Ignored if you do not wish to display the detected voltage output. Configuration options: [Disabled] [Enabled] Power On By USB 12... On] [Power Off] [Last State] Power On By PCI/PCIE devices [Disabled] Allows you to add more tables for Advanced Configuration and Power Interface (ACPI) 2.0 specifications.