User Manual
Page 2
SPECIFICATIONS AND INFORMATION CONTAINED IN THIS MANUAL ARE FURNISHED FOR INFORMATIONAL USE ONLY, AND ARE SUBJECT TO CHANGE AT ANY TIME WITHOUT NOTICE, AND SHOULD NOT BE CONSTRUED AS A COMMITMENT BY ASUS. Products and corporate names appearing in this manual, including the products and software... described in it, may not be registered trademarks or copyrights of ASUSTeK Computer Inc. ("ASUS"). ASUS ASSUMES NO RESPONSIBILITY OR LIABILITY FOR ANY ERRORS OR INACCURACIES THAT MAY APPEAR IN THIS MANUAL, INCLUDING THE PRODUCTS AND SOFTWARE DESCRIBED...
SPECIFICATIONS AND INFORMATION CONTAINED IN THIS MANUAL ARE FURNISHED FOR INFORMATIONAL USE ONLY, AND ARE SUBJECT TO CHANGE AT ANY TIME WITHOUT NOTICE, AND SHOULD NOT BE CONSTRUED AS A COMMITMENT BY ASUS. Products and corporate names appearing in this manual, including the products and software... described in it, may not be registered trademarks or copyrights of ASUSTeK Computer Inc. ("ASUS"). ASUS ASSUMES NO RESPONSIBILITY OR LIABILITY FOR ANY ERRORS OR INACCURACIES THAT MAY APPEAR IN THIS MANUAL, INCLUDING THE PRODUCTS AND SOFTWARE DESCRIBED...
User Manual
Page 3
Contents Contents...iii Notices...vi Safety information vii About this guide viii M4A785G HTPC 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 1-2 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 viii M4A785G HTPC 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 1-2 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...
User Manual
Page 9
resolution up to 16GB system memory * Due to www.asus.com or this user manual for H.264, VC-1, and MPEG-2 - Hybrid CrossFireX™ support - Maximum shared memory of less than 3GB. Supports Microsoft® DirectX 10.1, OpenGL 2.0, Pixel Shader 4.0 - M4A785G HTPC Series specifications summary CPU Chipset System bus Memory Graphics Expansion Slots AMD® AM3...
resolution up to 16GB system memory * Due to www.asus.com or this user manual for H.264, VC-1, and MPEG-2 - Hybrid CrossFireX™ support - Maximum shared memory of less than 3GB. Supports Microsoft® DirectX 10.1, OpenGL 2.0, Pixel Shader 4.0 - M4A785G HTPC Series specifications summary CPU Chipset System bus Memory Graphics Expansion Slots AMD® AM3...
User Manual
Page 10
... (AM3/AM2+ CPUs only) - DTS Surround Sensation UltraPC (supports Windows® Vista™ and Window® 7 only) ASUS Express Gate ASUS Quiet Thermal Solution - M4A785G HTPC Series specifications summary Storage LAN High Definition Audio IEEE 1394a USB AI HTPC Unique Features Other Features SB710 Chipset: - 1 x Ultra DMA 133/100/66 for up to 2 PATA devices - 5 x SATA...
... (AM3/AM2+ CPUs only) - DTS Surround Sensation UltraPC (supports Windows® Vista™ and Window® 7 only) ASUS Express Gate ASUS Quiet Thermal Solution - M4A785G HTPC Series specifications summary Storage LAN High Definition Audio IEEE 1394a USB AI HTPC Unique Features Other Features SB710 Chipset: - 1 x Ultra DMA 133/100/66 for up to 2 PATA devices - 5 x SATA...
User Manual
Page 11
... 1 x D-Sub Out port 1 x DVI Out port 1 x IEEE 1394a port 1 x LAN (RJ-45) port 4 x USB 2.0/1.1 ports 1 x External SATA port 10-channel audio I /O connectors Precision Tweaker: - M4A785G HTPC Series 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 SATA connectors 1 x CPU Fan connector 2 x Chassis Fan connector 1 x Power...
... 1 x D-Sub Out port 1 x DVI Out port 1 x IEEE 1394a port 1 x LAN (RJ-45) port 4 x USB 2.0/1.1 ports 1 x External SATA port 10-channel audio I /O connectors Precision Tweaker: - M4A785G HTPC Series 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 SATA connectors 1 x CPU Fan connector 2 x Chassis Fan connector 1 x Power...
User Manual
Page 12
xii M4A785G HTPC Series specifications summary BIOS features Support DVD contents Form factor 16 Mb Flash ROM, AMI BIOS, PnP, DMI 2.0, WfM2.0, SM BIOS 2.5, ACPI 2.0 Drivers ASUS Home Theater Gate ASUS Express Gate ASUS PC Probe II ASUS Update Anti-Virus Utility (OEM version) uATX form factor: 9.6 in x 9.6 in (24.4 cm x 24.4 cm) *Specifications are subject to change without notice.
xii M4A785G HTPC Series specifications summary BIOS features Support DVD contents Form factor 16 Mb Flash ROM, AMI BIOS, PnP, DMI 2.0, WfM2.0, SM BIOS 2.5, ACPI 2.0 Drivers ASUS Home Theater Gate ASUS Express Gate ASUS PC Probe II ASUS Update Anti-Virus Utility (OEM version) uATX form factor: 9.6 in x 9.6 in (24.4 cm x 24.4 cm) *Specifications are subject to change without notice.
User Manual
Page 31
...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... specifications. Remove the bracket opposite the slot that complies 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 you intend...
...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... specifications. Remove the bracket opposite the slot that complies 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 you intend...
User Manual
Page 38
... a PSU with higher power output when configuring a system with more power-consuming devices or when you intend to 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.asus. ATX power connectors (24-pin EATXPWR, 4-pin ATX12V) These connectors are designed to the Recommended Power Supply Wattage Calculator at least 15 A on +12 V and that you intend to install additional devices. The plugs from the power supply are for details. 1-26 ASUS M4A785G HTPC Series
... a PSU with higher power output when configuring a system with more power-consuming devices or when you intend to 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.asus. ATX power connectors (24-pin EATXPWR, 4-pin ATX12V) These connectors are designed to the Recommended Power Supply Wattage Calculator at least 15 A on +12 V and that you intend to install additional devices. The plugs from the power supply are for details. 1-26 ASUS M4A785G HTPC Series
User Manual
Page 40
Serial ATA connectors (7-pin SATA1-5) These connectors are for the Serial ATA signal cables for details. 1-28 ASUS M4A785G HTPC Series 4. The data transfer rate of the Serial ATA 3Gb/s is backward compatible with 133 MB/s (Ultra DMA133). Important note on how to configure RAID 0, ... 2-8 for Serial ATA 3Gb/s hard disk and optical disk drives. The Serial ATA 3Gb/s is faster than the standard parallel ATA with Serial ATA 1.5Gb/s specification.
Serial ATA connectors (7-pin SATA1-5) These connectors are for the Serial ATA signal cables for details. 1-28 ASUS M4A785G HTPC Series 4. The data transfer rate of the Serial ATA 3Gb/s is backward compatible with 133 MB/s (Ultra DMA133). Important note on how to configure RAID 0, ... 2-8 for Serial ATA 3Gb/s hard disk and optical disk drives. The Serial ATA 3Gb/s is faster than the standard parallel ATA with Serial ATA 1.5Gb/s specification.
User Manual
Page 42
... module to receive stereo audio input from sound sources such as a CD-ROM, TV tuner, or MPEG card. 1-30 ASUS M4A785G HTPC Series The USB 2.0 module is purchased separately. 7. These USB connectors comply with USB 2.0 specification that supports up to the USB connectors. Never connect a 1394 cable to 480 Mbps connection speed. 6. USB connectors...
... module to receive stereo audio input from sound sources such as a CD-ROM, TV tuner, or MPEG card. 1-30 ASUS M4A785G HTPC Series The USB 2.0 module is purchased separately. 7. These USB connectors comply with USB 2.0 specification that supports up to the USB connectors. Never connect a 1394 cable to 480 Mbps connection speed. 6. USB connectors...
User Manual
Page 55
... These fields show the values for the menu items. If an item is user‑configurable, you see 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 a menu screen are items that do not fit..., Tools, and Exit) on the menu bar have their respective menu items. 2.2.5 Submenu items A solid triangle before each item on the menu bar displays the specific items for that menu.
... These fields show the values for the menu items. If an item is user‑configurable, you see 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 a menu screen are items that do not fit..., Tools, and Exit) on the menu bar have their respective menu items. 2.2.5 Submenu items A solid triangle before each item on the menu bar displays the specific items for that menu.
User Manual
Page 56
... [Auto] allows automatic selection of IDE drive. Type [Auto] Selects the type of the appropriate IDE device type. Configuration options: [Not Installed] [Auto] [CDROM] [ARMD] 2-6 ASUS M4A785G HTPC Series These values are specifically configuring a CD-ROM drive.
... [Auto] allows automatic selection of IDE drive. Type [Auto] Selects the type of the appropriate IDE device type. Configuration options: [Not Installed] [Auto] [CDROM] [ARMD] 2-6 ASUS M4A785G HTPC Series These values are specifically configuring a CD-ROM drive.
User Manual
Page 57
... [ARMD] (ATAPI Removable Media Device) if your device is installed in SATA5 and ESATA only. Configuration options: [Disabled] [Auto] Chapter 2: BIOS setup 2-7 These values are specifically configuring a CD-ROM drive. Configuration options: [Auto] [0] [1] [2] [3] [4] DMA Mode [Auto] Selects the DMA mode. Setting to the device occurs multiple sectors at a time. When set...
... [ARMD] (ATAPI Removable Media Device) if your device is installed in SATA5 and ESATA only. Configuration options: [Disabled] [Auto] Chapter 2: BIOS setup 2-7 These values are specifically configuring a CD-ROM drive. Configuration options: [Auto] [0] [1] [2] [3] [4] DMA Mode [Auto] Selects the DMA mode. Setting to the device occurs multiple sectors at a time. When set...
User Manual
Page 58
... [AHCI]. Port6 [IDE] Allows you set this menu. Processor Displays the auto-detected CPU specification. System Memory Displays the auto-detected system memory. 2-8 ASUS M4A785G HTPC Series Configuration options: [IDE] [RAID] [AHCI] SATA Port5 - The available configuration options ...AHCI allows the onboard storage driver to enable advanced Serial ATA features that increases storage performance on the setting of the general system specifications. BIOS Information Displays the auto-detected BIOS information. SATA Port1 - Configuration options: [Auto] [0] [1] [2] [3] [4] DMA ...
... [AHCI]. Port6 [IDE] Allows you set this menu. Processor Displays the auto-detected CPU specification. System Memory Displays the auto-detected system memory. 2-8 ASUS M4A785G HTPC Series Configuration options: [IDE] [RAID] [AHCI] SATA Port5 - The available configuration options ...AHCI allows the onboard storage driver to enable advanced Serial ATA features that increases storage performance on the setting of the general system specifications. BIOS Information Displays the auto-detected BIOS information. SATA Port1 - Configuration options: [Auto] [0] [1] [2] [3] [4] DMA ...
User Manual
Page 67
... Using Product) requirement. In S3 sleep state, the system appears to enable or disable the Advanced Configuration and Power Interface (ACPI) support in the Application-Specific Integrated Circuit (ASIC). Detected by a wake-up device or event, the system resumes to the USB 2.0 port 1 or 2. Configuration options: [On] [Off] 2.6.5 EuP Ready [Disabled... time. [S3 Only] - Configuration options: [Disabled] [Enabled] Power On By USB Port 1/2 [Disabled] Allows you to [Enabled], power for Advanced Configuration and Power Interface (ACPI) 2.0 specifications.
... Using Product) requirement. In S3 sleep state, the system appears to enable or disable the Advanced Configuration and Power Interface (ACPI) support in the Application-Specific Integrated Circuit (ASIC). Detected by a wake-up device or event, the system resumes to the USB 2.0 port 1 or 2. Configuration options: [On] [Off] 2.6.5 EuP Ready [Disabled... time. [S3 Only] - Configuration options: [Disabled] [Enabled] Power On By USB Port 1/2 [Disabled] Allows you to [Enabled], power for Advanced Configuration and Power Interface (ACPI) 2.0 specifications.