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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 fan...
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 fan...
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... can be placed in a residential installation. DO NOT throw the mercury-containing button cell battery in our products at ASUS REACH website at http://green.asus.com/english/REACH.htm. Canadian Department of Communications Statement This digital apparatus does not exceed the Class B limits for ...and found to comply with FCC regulations. If this unit not expressly approved by one or more of Communications. DO NOT throw the motherboard in a particular installation. However, there is encouraged to try to radio communications. Operation is required to Part 15 of parts and...
... can be placed in a residential installation. DO NOT throw the mercury-containing button cell battery in our products at ASUS REACH website at http://green.asus.com/english/REACH.htm. Canadian Department of Communications Statement This digital apparatus does not exceed the Class B limits for ...and found to comply with FCC regulations. If this unit not expressly approved by one or more of Communications. DO NOT throw the motherboard in a particular installation. However, there is encouraged to try to radio communications. Operation is required to Part 15 of parts and...
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...electrical outlet you are using an adapter or extension cord. Do not place the product in fire. Operation safety • Before installing the motherboard and adding devices on a stable surface. • If you detect any area where it , carefully read all the manuals that came with...ensure that the power cables for the devices are unplugged before you add a device. • Before connecting or removing signal cables from the motherboard, ensure that all cables are correctly connected and the power cables are not damaged. INVISIBLE LASER RADIATION, AVOID EXPOSURE TO BEAM. • ...
...electrical outlet you are using an adapter or extension cord. Do not place the product in fire. Operation safety • Before installing the motherboard and adding devices on a stable surface. • If you detect any area where it , carefully read all the manuals that came with...ensure that the power cables for the devices are unplugged before you add a device. • Before connecting or removing signal cables from the motherboard, ensure that all cables are correctly connected and the power cables are not damaged. INVISIBLE LASER RADIATION, AVOID EXPOSURE TO BEAM. • ...
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... prevent injury to yourself when trying to complete a task. ASUS websites The ASUS website provides updated information on ASUS hardware and software products. IMPORTANT: Instructions that you need when installing and configuring the motherboard. These documents are not part of the BIOS parameters are... used throughout this manual. NOTE: Tips and additional information to help you perform certain tasks properly, take note of the motherboard and the new technology it supports. • Chapter 2: BIOS setup This chapter tells how to the following parts: ...
... prevent injury to yourself when trying to complete a task. ASUS websites The ASUS website provides updated information on ASUS hardware and software products. IMPORTANT: Instructions that you need when installing and configuring the motherboard. These documents are not part of the BIOS parameters are... used throughout this manual. NOTE: Tips and additional information to help you perform certain tasks properly, take note of the motherboard and the new technology it supports. • Chapter 2: BIOS setup This chapter tells how to the following parts: ...
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Chapter 1: Product introduction 1-1 Retail version only) 1 x ASUS Home Theater Gate Remote Controller set (RC Edition only) ASUS motherboard support DVD User manual If any of the above items is damaged or missing, contact your motherboard package for buying an ASUS® M4A785G HTPC Series motherboard! It features dual-channel DDR2 1200(O.C.)/1066 memory support and accelerates data transfer rate up...
Chapter 1: Product introduction 1-1 Retail version only) 1 x ASUS Home Theater Gate Remote Controller set (RC Edition only) ASUS motherboard support DVD User manual If any of the above items is damaged or missing, contact your motherboard package for buying an ASUS® M4A785G HTPC Series motherboard! It features dual-channel DDR2 1200(O.C.)/1066 memory support and accelerates data transfer rate up...
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... are installed, all DIMMs run at 800MHz frequency by default for the Hybrid CrossfireX selected GPUs. 1.3.2 Innovative ASUS features ASUS HTPC Features Absolute Pitch Hi-Fi You can easily experience home theater enjoyment on your computer with the revolutionary... DDR2 1200(O.C.)/1066 memory support, data transfer rate up to deliver virtual 5.1 surround through just 2 speakers. 1-2 ASUS M4A785G HTPC Series Dual channel DDR2 1200(O.C.)/1066 support This motherboard supports DDR2 1200(O.C.)/1066, which features ENVY HD, Absolute Pitch BD192/24, and DTS Surround Sensation UltraPC. AMD...
... are installed, all DIMMs run at 800MHz frequency by default for the Hybrid CrossfireX selected GPUs. 1.3.2 Innovative ASUS features ASUS HTPC Features Absolute Pitch Hi-Fi You can easily experience home theater enjoyment on your computer with the revolutionary... DDR2 1200(O.C.)/1066 memory support, data transfer rate up to deliver virtual 5.1 surround through just 2 speakers. 1-2 ASUS M4A785G HTPC Series Dual channel DDR2 1200(O.C.)/1066 support This motherboard supports DDR2 1200(O.C.)/1066, which features ENVY HD, Absolute Pitch BD192/24, and DTS Surround Sensation UltraPC. AMD...
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... Mode effectively reduces fan speeds, which utilizes audio components with an independent power connector. ASUS Home Theater Gate The ASUS Home Theater Gate, specially designed for details. For RC Edition: Use the bundled remote controller to enjoy your music and movies. Refer to home ... also decreases, thus providing you with the perfect environment to the 4-pin audio power connector. The ASUS HTPC series is the first motherboard series to be equipped with the revolutionary ASUS Absolute Pitch Hi-Fi technology, which lower the CPU power usage while increasing energy efficiency.
... Mode effectively reduces fan speeds, which utilizes audio components with an independent power connector. ASUS Home Theater Gate The ASUS Home Theater Gate, specially designed for details. For RC Edition: Use the bundled remote controller to enjoy your music and movies. Refer to home ... also decreases, thus providing you with the perfect environment to the 4-pin audio power connector. The ASUS HTPC series is the first motherboard series to be equipped with the revolutionary ASUS Absolute Pitch Hi-Fi technology, which lower the CPU power usage while increasing energy efficiency.
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Onboard LED The motherboard comes with the component. • Before you should shut down the system and unplug the power cable before removing or plugging in any component, switch off mode. 1.4 Before you proceed Take note of the onboard LED. 1-4 ASUS M4A785G HTPC Series This is ON, in sleep mode..., or in soft-off the ATX power supply and detach its power cord. Failure to do so may cause severe damage to indicate that the system is a reminder that lights up to the motherboard, peripherals, or components...
Onboard LED The motherboard comes with the component. • Before you should shut down the system and unplug the power cable before removing or plugging in any component, switch off mode. 1.4 Before you proceed Take note of the onboard LED. 1-4 ASUS M4A785G HTPC Series This is ON, in sleep mode..., or in soft-off the ATX power supply and detach its power cord. Failure to do so may cause severe damage to indicate that the system is a reminder that lights up to the motherboard, peripherals, or components...
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Chapter 1: Product introduction 1-5 Doing so can damage the motherboard. Place this side towards the rear of the chassis as indicated in the image below. 1.5.2 Screw holes Place eight screws into the chassis in the correct orientation. The edge with external ports goes to the chassis. 1.5 Motherboard overview 1.5.1 Placement direction When installing the motherboard, ensure that you place it into the holes indicated by circles to secure the motherboard to the rear part of the chassis. Do not overtighten the screws!
Chapter 1: Product introduction 1-5 Doing so can damage the motherboard. Place this side towards the rear of the chassis as indicated in the image below. 1.5.2 Screw holes Place eight screws into the chassis in the correct orientation. The edge with external ports goes to the chassis. 1.5 Motherboard overview 1.5.1 Placement direction When installing the motherboard, ensure that you place it into the holes indicated by circles to secure the motherboard to the rear part of the chassis. Do not overtighten the screws!
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1.5.3 Motherboard layout 1.5.4 Layout contents Connectors/Jumpers/Slots 1. IDE connector (40-1 pin PRI_IDE) 7. Onboard LED (SB_PWR) 8. IEEE 1394a port connector (10-1 pin IE1394_2) 12. Optical drive audio... audio connector (10-1 pin AAFP) 15. Digital audio connector (4-1 pin SPDIF_OUT) Page 1-26 1-25 1-7 1-10 1-28 1-27 1-4 1-20 1-29 1-30 1-32 1-31 1-30 1-32 1-31 1-6 ASUS M4A785G HTPC Series Serial ATA connectors (7-pin SATA1-5) 6. System panel connector (10-1 pin PANEL) 10. Audio power connector (4-pin AUDIO_PWR) 13. CPU socket AM2+/AM2 4. CPU, Chassis...
1.5.3 Motherboard layout 1.5.4 Layout contents Connectors/Jumpers/Slots 1. IDE connector (40-1 pin PRI_IDE) 7. Onboard LED (SB_PWR) 8. IEEE 1394a port connector (10-1 pin IE1394_2) 12. Optical drive audio... audio connector (10-1 pin AAFP) 15. Digital audio connector (4-1 pin SPDIF_OUT) Page 1-26 1-25 1-7 1-10 1-28 1-27 1-4 1-20 1-29 1-30 1-32 1-31 1-30 1-32 1-31 1-6 ASUS M4A785G HTPC Series Serial ATA connectors (7-pin SATA1-5) 6. System panel connector (10-1 pin PANEL) 10. Audio power connector (4-pin AUDIO_PWR) 13. CPU socket AM2+/AM2 4. CPU, Chassis...
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...176; angle, otherwise the CPU will not fit in one correct orientation. The CPU fits only in completely. 3. Locate the CPU socket on this motherboard. 1.6.1 Installing the CPU To install a CPU: 1. Carefully insert the CPU into the socket to unlock the socket, then lift it fits in place... corner with the gold triangle matches the socket corner with AMD® Opteron™ processors. Do not install an Opteron™ processor on the motherboard. 2. Position the CPU above the socket such that the socket lever is not compatible with a small triangle. 4. DO NOT force the CPU...
...176; angle, otherwise the CPU will not fit in one correct orientation. The CPU fits only in completely. 3. Locate the CPU socket on this motherboard. 1.6.1 Installing the CPU To install a CPU: 1. Carefully insert the CPU into the socket to unlock the socket, then lift it fits in place... corner with the gold triangle matches the socket corner with AMD® Opteron™ processors. Do not install an Opteron™ processor on the motherboard. 2. Position the CPU above the socket such that the socket lever is not compatible with a small triangle. 4. DO NOT force the CPU...
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...making sure that the heatsink fits properly on the retention module base. • The retention module base is already installed on the motherboard upon purchase. • You do not have to remove the retention module base when installing the CPU or installing other... with the heatsink package. The lever clicks on the motherboard. Install a CPU heatsink and fan following the instructions that it is in place, push down the socket lever to connect the CPU fan connector! CPU Fan CPU Heatsink Retention bracket Retention bracket lock Retention Module Base 1-8 ASUS M4A785G HTPC Series
...making sure that the heatsink fits properly on the retention module base. • The retention module base is already installed on the motherboard upon purchase. • You do not have to remove the retention module base when installing the CPU or installing other... with the heatsink package. The lever clicks on the motherboard. Install a CPU heatsink and fan following the instructions that it is in place, push down the socket lever to connect the CPU fan connector! CPU Fan CPU Heatsink Retention bracket Retention bracket lock Retention Module Base 1-8 ASUS M4A785G HTPC Series
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Push down the retention bracket lock on the motherboard labeled CPU_FAN. Hardware monitoring errors can occur if you cannot snap the retention bracket in place. Chapter 1: Product introduction 1-9 When the fan and heatsink assembly ...
Push down the retention bracket lock on the motherboard labeled CPU_FAN. Hardware monitoring errors can occur if you cannot snap the retention bracket in place. Chapter 1: Product introduction 1-9 When the fan and heatsink assembly ...
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... operate at 800Mhz frequency by default for system stability. • The default memory operation frequency is dependent on the motherboard. • This motherboard does not support DIMMs made up of memory, we recommend that you install 4GB or more efficient memory cooling system ...8 Megabit/Mb=1 Megabyte/MB.) • Due to support a full memory load (4 DIMMs) or overclocking condition. 1-10 ASUS M4A785G HTPC Series 1.7 System memory 1.7.1 Overview The motherboard comes with the same CAS latency. Under the default state, some memory modules for the OS can be about 3GB or...
... operate at 800Mhz frequency by default for system stability. • The default memory operation frequency is dependent on the motherboard. • This motherboard does not support DIMMs made up of memory, we recommend that you install 4GB or more efficient memory cooling system ...8 Megabit/Mb=1 Megabyte/MB.) • Due to support a full memory load (4 DIMMs) or overclocking condition. 1-10 ASUS M4A785G HTPC Series 1.7 System memory 1.7.1 Overview The motherboard comes with the same CAS latency. Under the default state, some memory modules for the OS can be about 3GB or...
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M4A785G HTPC Series Motherboard Qualified Vendors Lists (QVL) DDR2-1066MHz capability (with AM3 CPU) Vendor Part No. Timing Dimm(Bios) DIMM socket Voltage support (Optional) A* B* C* Apacer BoxP/N:CH.02GAF....
M4A785G HTPC Series Motherboard Qualified Vendors Lists (QVL) DDR2-1066MHz capability (with AM3 CPU) Vendor Part No. Timing Dimm(Bios) DIMM socket Voltage support (Optional) A* B* C* Apacer BoxP/N:CH.02GAF....
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... so can cause severe damage to unlock a DDR2 DIMM socket. 2. Remove the DIMM from the socket. 2 1 DDR2 DIMM notch 1-18 ASUS M4A785G HTPC Series Press the retaining clips outward to both the motherboard and the components. 1. Firmly insert the DIMM into a socket to unlock the DIMM. Align a DIMM on the socket such that it...
... so can cause severe damage to unlock a DDR2 DIMM socket. 2. Remove the DIMM from the socket. 2 1 DDR2 DIMM notch 1-18 ASUS M4A785G HTPC Series Press the retaining clips outward to both the motherboard and the components. 1. Firmly insert the DIMM into a socket to unlock the DIMM. Align a DIMM on the socket such that it...
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...shared slots, ensure that the drivers support "Share IRQ" or 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 the cards do so may need IRQ assignments. Remove the bracket opposite the slot that came ... 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 system unit cover (...
...shared slots, ensure that the drivers support "Share IRQ" or 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 the cards do so may need IRQ assignments. Remove the bracket opposite the slot that came ... 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 system unit cover (...
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To resize your HDTV screen. Move the Underscan/Overscan slider to adjust the overall size of the display. 3 4 5 6 6. Install AMD Chipset Driver from the motherboard support DVD. 2. Click Scaling Options. 5. Troubleshooting on HDTV overscaling or underscaling: If your desktop is extending beyond the viewable display area or the desktop or ... the ATI CATALYST Control Center is not filling the entire display area while using an HDTV compliance resolution such as 480i, 720i, or 1080i. 1-24 ASUS M4A785G HTPC Series From the Graphics Settings tree, expand DTV (HDMI™) 1. 4.
To resize your HDTV screen. Move the Underscan/Overscan slider to adjust the overall size of the display. 3 4 5 6 6. Install AMD Chipset Driver from the motherboard support DVD. 2. Click Scaling Options. 5. Troubleshooting on HDTV overscaling or underscaling: If your desktop is extending beyond the viewable display area or the desktop or ... the ATI CATALYST Control Center is not filling the entire display area while using an HDTV compliance resolution such as 480i, 720i, or 1080i. 1-24 ASUS M4A785G HTPC Series From the Graphics Settings tree, expand DTV (HDMI™) 1. 4.
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... of 350mA-740mA (8.88W max.) or a total of the connector. Only the CPU_FAN and CHA_FAN1-2 connectors support the ASUS Q FAN 2 feature and the ASUS Tranquil Mode. Insufficient air flow inside the system may damage the motherboard components. 1.10.2 Internal connectors 1. Connect the fan cables to page 2-18 for the fan type setting Chapter...
... of 350mA-740mA (8.88W max.) or a total of the connector. Only the CPU_FAN and CHA_FAN1-2 connectors support the ASUS Q FAN 2 feature and the ASUS Tranquil Mode. Insufficient air flow inside the system may damage the motherboard components. 1.10.2 Internal connectors 1. Connect the fan cables to page 2-18 for the fan type setting Chapter...