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Product warranty or service will not be extended if: (1) the product is repaired, modified or altered, unless such repair, modification of alteration is authorized in writing by ASUS; or (2) the serial number of the product is defaced or missing.
Contents Notices ... vi Safety information ... vii A8N-VM specifications summary ... viii Chapter 1: Product introduction Chapter 1: Product introduction Chapter 1: Product introduction Chapter 1: Product introduction Chapter 1: Product introduction Welcome! ... 1-2 Package contents ... 1-2 Special features ...
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Creating a bootable floppy disk ... 2-2 2.1.2 ASUS EZ Flash utility ... 2-3 2.1.3 AFUDOS utility ... 2-4 2.1.4 ASUS CrashFree BIOS 2 utility ... 2-6 2.1.5 ASUS Update utility ... 2-8 BIOS setup program ... 2-11 2.2.1 BIOS menu screen ... 2-12 2.2.2...
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Running the support CD ... 3-2 3.2.2 Drivers menu ... 3-3 3.2.3 Utilities menu ... 3-4 3.2.4 Make Disk menu ... 3-5 3.2.5 Manual menu ... 3-6 3.2.6 ASUS Contact information ... 3-7 3.2.7 Other information ... 3-7 v v v v v...
Notices Federal Communications Commission Statement Federal Communications Commission Statement Federal Communications Commission Statement Federal Communications Commission Statement Federal Communications Commission Statement This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: • This device may not cause harmful interference, and •...
Safety information Electrical safety Electrical safety Electrical safety Electrical safety Electrical safety • To prevent electrical shock hazard, disconnect the power cable from the electrical outlet before relocating the system. • When adding or removing devices to or from the system, ensure that the power cables for the devices are unplugged before the signal cables are connected.
Supports Jack Sensing technology S/PDIF out interface Integrated 10/100 Mb MAC with Realtek external PHY Supports up to 8 USB 2.0 ports ASUS C.P.R. (CPU Parameter Recall) ASUS CrashFree BIOS 2 ASUS EZ Flash ASUS MyLogo2™ Stepless Frequency Selection (SFS) allows FSB tuning...
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A8N-VM specifications summary B I O S f e a t u r e s B I O S f e a t u r e s B I O S f e a t u r e s B I O S f e a t u r e s B I O S f e a t u r e s 4 Mb Flash ROM, AMI BIOS, PnP, DMI, WfM2.0, ACPI 2.0a,...
T h a n k y o u f o r b u y i n g a n A S U S The motherboard delivers a host of new features and latest technologies, making it another standout in the long line of ASUS quality motherboards! Before you start installing the motherboard, and hardware devices on it, check the items in your package with the list below.
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NVIDIA NVIDIA NVIDIA NVIDIA NVIDIA ® ® ® ® ® GeForce™ 6100 GPU GeForce™ 6100 GPU GeForce™ 6100 GPU GeForce™ 6100 GPU GeForce™ 6100 GPU and NVIDIA and NVIDIA and NVIDIA and NVIDIA and NVIDIA ® ® ® ® ® nForce™...
ASUS EZ Flash BIOS ASUS EZ Flash BIOS With the ASUS EZ Flash, you can easily update the system BIOS even before loading the operating system. No need to use a DOS-based utility or boot from a floppy disk. See page 2-3 for details.
1.5.2 1.5.2 1.5.2 Placement direction Placement direction Placement direction 1.5.2 1.5.2 Placement direction Placement direction When installing the motherboard, make sure that you place it into the chassis in the correct orientation. The edge with external ports goes to the rear part of the chassis as indicated in the image below.
Installing the CPU Follow these steps to install a CPU. Locate the 939-pin ZIF socket on the motherboard. ® A8N-VM CPU Socket 939 Unlock the socket by pressing the lever sideways, then lift it up to a 90°-100° angle. Make sure that the socket lever is lifted up to 90°-100° angle, otherwise the CPU does not fit in completely.
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Connect the CPU fan cable to the CPU_FAN connector on the motherboard. ® A8N-VM CPU fan connector Do not forget to connect the CPU fan connector! Hardware monitoring errors can occur if you fail to plug this connector. A S U S A 8 N - V M...
Inline Memory Modules (DIMM) sockets. The following figure illustrates the location of the sockets: ® A8N-VM 184-pin DDR DIMM sockets C h a n n e l C h a n n e l C h a n n e l...
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(1)* Populated (2)* Populated * Use only identical DIMM pairs. Visit the ASUS website (www.asus.com) for the latest DDR 400 Qualified Vendors List for this motherboard. A S U S A 8 N - V M A S U S A 8 N - V M...
1.7.3 1.7.3 1.7.3 Installing a DIMM Installing a DIMM Installing a DIMM 1.7.3 1.7.3 Installing a DIMM Installing a DIMM Make sure to unplug the power supply before adding or removing DIMMs or other system components. Failure to do so may cause severe damage to both the motherboard and the components.
Expansion slots In the future, you may need to install expansion cards. The following sub-sections describe the slots and the expansion cards that they support. Make sure to unplug the power cord before adding or removing expansion cards. Failure to do so may cause you physical injury and damage motherboard components.
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Standard interrupt assignments Standard interrupt assignments Standard interrupt assignments Standard interrupt assignments Standard interrupt assignments I R Q I R Q P r i o r i t y P r i o r i t y I R Q I R Q I R Q P r i o r i t y...
1.8.3 1.8.3 1.8.3 PCI slots PCI slots PCI slots 1.8.3 1.8.3 PCI slots PCI slots The PCI slots support cards such as a LAN card, SCSI card, USB card, and other cards that comply with PCI specifications. The figure shows a LAN card installed on a PCI slot.
Removing the cap will cause system boot failure! ® A8N-VM Clear RTC RAM You do not need to clear the RTC when the system hangs due to overclocking. For system failure due to overclocking, use the C.P.R. (CPU Parameter Recall) feature.
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USBPW56 and USBPW78 jumper is for the internal USB connectors that you can connect to additional USB ports. ® A8N-VM USB device wake-up • The USB device wake-up feature requires a power supply that can provide 500mA on the +5VSB lead for each USB port; otherwise, the system will not power up.
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Space Bar). This feature requires an ATX power supply that can supply at least 500 mA on the +5VSB lead, and a corresponding setting in the BIOS. ® A8N-VM Keyboard power setting 1 - 1 8 1 - 1 8 1 - 1 8...
1.10 Connectors 1.10.1 Rear panel connectors 1.10.1 1.10.1 1.10.1 1.10.1 Rear panel connectors Rear panel connectors Rear panel connectors Rear panel connectors 1 . 1 . P S / 2 m o u s e p o r t ( g r e e n ) . P S / 2 m o u s e p o r t ( g r e e n ) .
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7 . 7 . U S B 2 . 0 p o r t s 3 a n d 4 . These two 4-pin Universal Serial Bus U S B 2 . 0 p o r t s 3 a n d 4 . U S B 2 .
FDD cable with a covered Pin 5. ® A8N-VM Floppy disk drive connector 2 . 2 . C h a s s i s i n t r u s i o n c o n n e c t o r ( 4 - 1 p i n C H A S S I S )
IDE cable. • Use the 80-conductor IDE cable for Ultra DMA 133/100/66 IDE devices. ® A8N-VM IDE connectors 1 - 2 2 1 - 2 2 1 - 2 2 1 - 2 2 1 - 2 2...
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(Ultra DMA/133) ® A8N-VM SATA connectors I m p o r t a n t n o t e o n S e r i a l A T A I m p o r t a n t n o t e o n S e r i a l A T A...
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The S/PDIF module is purchased separately. ® A8N-VM Digital audio connector 1 - 2 4 1 - 2 4 1 - 2 4 1 - 2 4...
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USB 2.0 specification that supports up to 480 Mbps connection speed. ® A8N-VM USB 2.0 connectors The USB 2.0 module is purchased separately. 8 . 8 . I n t e r n a l a u d i o c o n n e c t o r ( 4 - p i n C D )
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Connect one end of the front panel audio I/O module cable to this connector. ® A8N-VM Analog front panel connector • We recommend that you connect a high-definition front panel audio module to this connector to avail of the motherboard high-definition audio capability.
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You must install a PSU with a higher power rating if you intend to install additional devices. ® A8N-VM ATX power connectors A S U S A 8 N - V M A S U S A 8 N - V M...
S y s t e m p a n e l c o n n e c t o r ( 2 0 - 1 p i n P A N E L ) This connector supports several chassis-mounted functions. ® A8N-VM System panel connector The sytem panel connector is color-coded for easy connection. Refer to the connector description below for details.
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This chapter tells how to change the system settings through the BIOS Setup menus. Detailed descriptions of the BIOS parameters are also provided. BIOS setup...
Refer to the corresponding sections for details on these utilities. Save a copy of the original motherboard BIOS file to a bootable floppy disk in case you need to restore the BIOS in the future. Copy the original motherboard BIOS using the ASUS Update or AFUDOS utilities. 2.1.1 2.1.1...
ASUS EZ Flash utility ASUS EZ Flash utility The ASUS EZ Flash feature allows you to update the BIOS without having to go through the long process of booting from a floppy disk and using a DOS-based utility. The EZ Flash utility is built-in the BIOS chip so it is accessible by pressing <Alt>...
2.1.3 2.1.3 2.1.3 AFUDOS utility AFUDOS utility AFUDOS utility 2.1.3 2.1.3 AFUDOS utility AFUDOS utility The AFUDOS utility allows you to update the BIOS file in DOS environment using a bootable floppy disk with the updated BIOS file. This utility also allows you to copy the current BIOS file that you can use as backup when the BIOS fails or gets corrupted during the updating process.
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Updating the BIOS file To update the BIOS file using the AFUDOS utility: Visit the ASUS website (www.asus.com) and download the latest BIOS file for the motherboard. Save the BIOS file to a bootable floppy disk. Write the BIOS filename on a piece of paper. You need to type the exact BIOS filename at the DOS prompt.
ASUS CrashFree BIOS 2 utility ASUS CrashFree BIOS 2 utility The ASUS CrashFree BIOS 2 is an auto recovery tool that allows you to restore the BIOS file when it fails or gets corrupted during the updating process. You can update a corrupted BIOS file using the motherboard support CD or the floppy disk that contains the updated BIOS file.
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Restart the system after the utility completes the updating process. The recovered BIOS may not be the latest BIOS version for this motherboard. Visit the ASUS website (www.asus.com) to download the latest BIOS file. A S U S A 8 N - V M...
2.1.5 2.1.5 ASUS Update utility ASUS Update utility The ASUS Update is a utility that allows you to manage, save, and update the motherboard BIOS in Windows allows you to: • Save the current BIOS file • Download the latest BIOS file from the Internet •...
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Updating the BIOS through the Internet To update the BIOS through the Internet: Launch the ASUS Update utility from the Windows S t a r t > P r o g r a m s S t a r t...
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S t a r t A S U S U p d a t e A S U S U p d a t e. The ASUS Update main window appears. A S U S U p d a t e...
Boot Exit [10:55:25] [Thu 08/25/2005] [1.44M, 3.5 in] [ST320410A] [ASUS CD-S520/A] [Not Detected] [Not Detected] [Not Detected] [Not Detected] G e n e r a l h e l p G e n e r a l h e l p...
[10:55:25] System Date [Thu 08/ 25/2005] Legacy Diskette A [1.44M, 3.5 in.] Primary IDE Master [ST320410A] Primary IDE Slave [ASUS CD- S520/A] Secondary IDE Master [Not Detected] Secondary IDE Slave [Not Detected] v02.58 (C)Copyright 1985-2004, American Megatrends, Inc. First SATA...
2 - 1 4 BIOS SETUP UTILITY Power Boot Exit [10:55:25] [Thu 08/25/2005] [1.44M, 3.5 in] [ST320410A] [ASUS CD-S520/A] [Not Detected] [Not Detected] [Not Detected] [Not Detected] Use [ENTER], [TAB] or [SHIFT-TAB] to select a field. Use [+] or [-] to configure the System Time.
2.3.4 2.3.4 2.3.4 Primary and Secondary IDE Master/Slave; Primary and Secondary IDE Master/Slave; Primary and Secondary IDE Master/Slave; 2.3.4 2.3.4 Primary and Secondary IDE Master/Slave; Primary and Secondary IDE Master/Slave; First and Second SATA First and Second SATA First and Second SATA First and Second SATA First and Second SATA While entering Setup, the BIOS automatically detects the presence of IDE...
2.3.6 2.3.6 2.3.6 System Information System Information System Information 2.3.6 2.3.6 System Information System Information This menu gives you an overview of the general system specifications. The BIOS automatically detects the items in this menu. Main AMIBIOS Version : 0112 Build Date : 09/07/05 Processor Type...
Advanced menu The Advanced menu items allow you to change the settings for the CPU and other system devices. Take caution when changing the settings of the Advanced menu items. Incorrect field values can cause the system to malfunction. Main Advanced AMD Cool ‘n’...
2.4.2 2.4.2 JumperFree Configuration JumperFree Configuration 2.4.2 2.4.2 2.4.2 JumperFree Configuration JumperFree Configuration JumperFree Configuration Advanced AI Overclocking AI Overclocking [Auto] AI Overclocking [Auto] AI Overclocking [Auto] AI Overclocking [Auto] AI Overclocking [Auto] Allows you to select the overclocking options to achieve the desired CPU internal frequency.
2.4.3 2.4.3 CPU Configuration CPU Configuration 2.4.3 2.4.3 2.4.3 CPU Configuration CPU Configuration CPU Configuration The items in this menu show the CPU-related information that the BIOS automatically detects. Advanced CPU Configuration Module Version: 14.06 Physical Count: 1 Logical Count: 1 AMD Athlon(tm) 64 Processor 3200+ Revision: D0 Cache L1: 64KB...
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Northbridge Configuration Northbridge Configuration Northbridge Configuration Northbridge Configuration Northbridge Configuration Advanced Northbridge Chipset Configuration Memory Configuration ECC Configuration NvigpBridge/C51G Configuration v02.58 (C)Copyright 1985-2004, American Megatrends, Inc. Memory Configuration Advanced Memory Configuration Memclock Mode MCT Timing Mode User Config Mode Burst Length Software Memory Hole A S U S A 8 N - V M A S U S A 8 N - V M...
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M e m c l o c k M o d e [ A u t o ] M e m c l o c k M o d e [ A u t o ] M e m c l o c k M o d e [ A u t o ] M e m c l o c k M o d e [ A u t o ] M e m c l o c k M o d e [ A u t o ] [Auto] allows the BIOS to set the memclock mode automatically.
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S o f t w a r e M e m o r y H o l e [ D i s a b l e d ] S o f t w a r e M e m o r y H o l e [ D i s a b l e d ] S o f t w a r e M e m o r y H o l e [ D i s a b l e d ] S o f t w a r e M e m o r y H o l e [ D i s a b l e d ] S o f t w a r e M e m o r y H o l e [ D i s a b l e d ]...
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L 2 C a c h e B G S c r u b [ D i s a b l e d ] L 2 C a c h e B G S c r u b [ D i s a b l e d ] L 2 C a c h e B G S c r u b [ D i s a b l e d ] L 2 C a c h e B G S c r u b [ D i s a b l e d ] L 2 C a c h e B G S c r u b [ D i s a b l e d ]...
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SouthBridge/MCP51 Chipset Configuration SouthBridge/MCP51 Chipset Configuration SouthBridge/MCP51 Chipset Configuration SouthBridge/MCP51 Chipset Configuration SouthBridge/MCP51 Chipset Configuration Advanced SouthBridge/MCP51 Chipset Configuration PCI Spread Spectrum HT Spread Spectrum PCI Spread Spectrum [Center Spread] Configuration options: [Disabled] [Center Spread] [Down Spread] HT Spread Spectrum [Center Spread] Configuration options: [Disabled] [Center Spread] [Down Spread] A S U S A 8 N - V M A S U S A 8 N - V M...
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Hyper Transport Configuration Hyper Transport Configuration Hyper Transport Configuration Hyper Transport Configuration Hyper Transport Configuration Advanced Hyper Transport C51G Configuration LDT (K8) to C51G (NB) Frequency LDT (K8) to C51G (NB) LinkWidth Hyper Transport MCP51 Configuration MCP51(SB) to NVIDIA (NB) Frequency [800 MHz] MCP51(SB) to NVIDIA (NB) LinkWidth [8 v02.58 (C)Copyright 1985-2004, American Megatrends, Inc.
Palette Snooping [Disabled] Palette Snooping [Disabled] Palette Snooping [Disabled] Palette Snooping [Disabled] Palette Snooping [Disabled] When set to [Enabled], the palette snooping feature informs the PCI devices that an ISA graphics device is installed in the system so that the latter can function correctly.
Power menu The Power menu items allow you to change the settings for the Advanced Power Management (APM). Select an item then press <Enter> to display the configuration options. Main Advanced Suspend Mode Repost Video on S3 Resume ACPI 2.0 Support ACPI APIC Support APM Configuration Hardware Monitor...
2.5.5 2.5.5 2.5.5 2.5.5 2.5.5 APM Configuration APM Configuration APM Configuration APM Configuration APM Configuration Power Power Button Mode Resume On PME# Resume On Ring Resume On LAN(MAC) Resume On RTC Alarm Resume On PS/2 Keyboard Resume On PS/2 Mouse Restore on AC Power Loss v02.58 (C)Copyright 1985-2004, American Megatrends, Inc.
Power On By PS/2 Keyboard [Disabled] Power On By PS/2 Keyboard [Disabled] Power On By PS/2 Keyboard [Disabled] Power On By PS/2 Keyboard [Disabled] Power On By PS/2 Keyboard [Disabled] When set to [Enabled], this parameter allows you to use the PS/2 keyboard to turn on the system.
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CPU Q-Fan Control [Disabled] CPU Q-Fan Control [Disabled] CPU Q-Fan Control [Disabled] Allows you to enable or disable the ASUS Q-Fan feature that smartly adjusts the fan speeds for more efficient system operation. Configuration options: [Ignored] [Enabled] CPU Target Temperature [XXXºC] CPU Target Temperature [XXXºC]...
BIOS SETUP UTILITY Power Boot Exit BIOS SETUP UTILITY Boot [1st FLOPPY DRIVE] [PM-ST320410A] [PS-ASUS CD-S520/A] [NVIDIA Boot Agent] Specifies the Boot Device Boot Priority sequence. A virtual floppy disk drive (Floppy Drive B:) may appear when you set the CD-ROM drive as the first boot device.
This allows you to enable or disable the full screen logo display feature. Configuration options: [Disabled] [Enabled] Set this item to [Enabled] to use the ASUS MyLogo2™ feature. Add On ROM Display Mode [Force BIOS] Add On ROM Display Mode [Force BIOS]...
Hit ‘DEL’ Message Display [Enabled] Hit ‘DEL’ Message Display [Enabled] Hit ‘DEL’ Message Display [Enabled] Hit ‘DEL’ Message Display [Enabled] Hit ‘DEL’ Message Display [Enabled] When set to Enabled, the system displays the message “Press DEL to run Setup” during POST. Configuration options: [Disabled] [Enabled] Interrupt 19 Capture [Disabled] Interrupt 19 Capture [Disabled] Interrupt 19 Capture [Disabled]...
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To clear the supervisor password, select the Change Supervisor Password then press <Enter>. The message “Password Uninstalled” appears. If you forget your BIOS password, you can clear it by erasing the CMOS Real Time Clock (RTC) RAM. See section “1.9 Jumpers” for information on how to erase the RTC RAM.
To set a User Password: Select the Change User Password item and press <Enter>. On the password box that appears, type a password composed of at least six letters and/or numbers, then press <Enter>. Confirm the password when prompted. The message “Password Installed” appears after you set your password successfully.
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Exit & Save Changes Exit & Save Changes Exit & Save Changes Exit & Save Changes Exit & Save Changes Once you are finished making your selections, choose this option from the Exit menu to ensure the values you selected are saved to the CMOS RAM. An onboard backup battery sustains the CMOS RAM so it stays on even when the PC is turned off.
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2 - 4 0 2 - 4 0 2 - 4 0 2 - 4 0 2 - 4 0 C h a p t e r 2 : B I O S s e t u p C h a p t e r 2 : B I O S s e t u p C h a p t e r 2 : B I O S s e t u p C h a p t e r 2 : B I O S s e t u p C h a p t e r 2 : B I O S s e t u p...
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This chapter describes the contents of the support CD that comes with the motherboard package. Software support...
The contents of the support CD are subject to change at any time without notice. Visit the ASUS website(www.asus.com) for updates. 3.2.1 3.2.1 Running the support CD Running the support CD 3.2.1...
3.2.2 3.2.2 3.2.2 Drivers menu Drivers menu Drivers menu 3.2.2 3.2.2 Drivers menu Drivers menu The drivers menu shows the available device drivers if the system detects installed devices. Install the necessary drivers to activate the devices. NVIDIA nForce Chipset Driver NVIDIA nForce Chipset Driver NVIDIA nForce Chipset Driver NVIDIA nForce Chipset Driver...
ASUS Update ASUS Update ASUS Update ASUS Update The ASUS Update utility allows you to update the motherboard BIOS in a Windows ® environment. This utility requires an Internet connection either through a network or an Internet Service Provider (ISP).
Microsoft ® Windows DirectX ® 9.0c. If your system is Microsoft Pack 2-embedded, skip Microsoft Anti-virus utility Anti-virus utility Anti-virus utility Anti-virus utility Anti-virus utility The anti-virus utility scans, identifies, and removes computer viruses. View the online help for detailed information. The screen display and utilities option may not be the same for different operating system versions.
3.2.5 3.2.5 3.2.5 Manual menu Manual menu Manual menu 3.2.5 3.2.5 Manual menu Manual menu The Manual menu contains a list of supplementary user manuals. Click an item to open the folder of the user manual. Most user manual files are in Portable Document Format (PDF). Install the Adobe ®...
C o n t a c t C o n t a c t C o n t a c t tab to display the ASUS contact information. You can also find this information on the inside front cover of this user guide.
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Displays the support CD contents in graphical format. Technical support Form Technical support Form Technical support Form Technical support Form Technical support Form Displays the ASUS Technical Support Request Form that you have to fill out when requesting technical support. Filelist Filelist Filelist Filelist...