A7N8X-VM 400
User Manual
Contents
Contents ......................................................................................... iii
Notices ............................................................................................v
Safety information .......................................................................... vi
ASUS contact information ............................................................ viii
A7N8X-VM 400 specifications summary ........................................ ix
Chapter 1 - Motherboard Info ........................................... 1-1
1.1 Welcome! ........................................................................... 1-2
1.2 Package contents ............................................................... 1-2
1.3 Special features.................................................................. 1-2
1.4 Motherboard components .................................................. 1-3
1.5 Motherboard layout ............................................................ 1-6
1.6 Before you proceed ............................................................ 1-7
1.7 Central Processing Unit (CPU)........................................... 1-7
1.8 System memory ................................................................. 1-8
Installing a DIMM................................................................ 1-8
1.9 Expansion slots .................................................................. 1-8
1.9.1 Configuring an expansion card .............................. 1-8
1.9.2 Standard Interrupt Assignments ............................ 1-9
1.9.3 AGP slot ............................................................... 1-10
1.9.4 PCI slots .............................................................. 1-10
1.10 Jumpers.............................................................................1-11
1.11 Connectors ....................................................................... 1-13
Chapter 2 - BIOS Information ........................................... 2-1
2.1 Managing and Updating your BIOS.................................... 2-2
2.1.1 Using AFUDOS to update the BIOS ...................... 2-2
2.2 BIOS Setup program .......................................................... 2-3
2.2.1 BIOS menu bar ...................................................... 2-3
2.2.2 Legend bar............................................................. 2-4
2.3 Main Menu.......................................................................... 2-5
2.3.1 Primary and Secondary IDE Master/Slave ............ 2-6
2.3.2 System Information ................................................ 2-7
iii
Contents
2.4 Advanced Menu ................................................................. 2-8
2.4.1 Chipset................................................................... 2-8
2.4.2 Onboard Devices Configuration............................. 2-9
2.4.3 PCIPnP .................................................................2-11
2.5 Power Menu ..................................................................... 2-12
2.5.1 Power Up Control ................................................ 2-13
2.5.2 Hardware Monitor ................................................ 2-14
2.6 Boot Menu ........................................................................ 2-15
2.6.1 Boot Settings Configuration ................................. 2-15
2.6.2 Security ................................................................ 2-17
2.7 Exit Menu ......................................................................... 2-20
Chapter 3 - Software support ........................................... 3-1
3.1 Installing an operating system ............................................ 3-2
3.2 Support CD information ...................................................... 3-2
3.2.1 Running the support CD ........................................ 3-2
3.2.3 Utilities menu ......................................................... 3-3
3.2.2 Drivers menu ......................................................... 3-3
iv
Notices
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
• This device must accept any interference received including interference
that may cause undesired operation.
This equipment has been tested and found to comply with the limits for a
Class B digital device, pursuant to Part 15 of the FCC Rules. These limits
are designed to provide reasonable protection against harmful interference
in a residential installation. This equipment generates, uses and can radiate
radio frequency energy and, if not installed and used in accordance with
manufacturer’s instructions, may cause harmful interference to radio
communications. However, there is no guarantee that interference will not
occur in a particular installation. If this equipment does cause harmful
interference to radio or television reception, which can be determined by
turning the equipment off and on, the user is encouraged to try to correct the
interference by one or more of the following measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment to an outlet on a circuit different from that to
which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help.
The use of shielded cables for connection of the monitor to the
graphics card is required to assure compliance with FCC regulations.
Changes or modifications to this unit not expressly approved by the
party responsible for compliance could void the user’s authority to
operate this equipment.
Canadian Department of Communications Statement
This digital apparatus does not exceed the Class B limits for radio noise
emissions from digital apparatus set out in the Radio Interference
Regulations of the Canadian Department of Communications.
This class B digital apparatus complies with Canadian ICES-003.
v
Safety information
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. If possible, disconnect all power cables from the
existing system before you add a device.
• Before connecting or removing signal cables from the motherboard,
ensure that all power cables are unplugged.
• Seek professional assistance before using an adpater or extension
cord. These devices could interrupt the grounding circuit.
• Make sure that your power supply is set to the correct voltage in your
area. If you are not sure about the voltage of the electrical outlet you
are using, contact your local power company.
• If the power supply is broken, do not try to fix it by yourself. Contact a
qualified service technician or your retailer.
Operation safety
• Before installing the motherboard and adding devices on it, carefully
read all the manuals that came with the package.
• Before using the product, make sure all cables are correctly connected
and the power cables are not damaged. If you detect any damage,
contact your dealer immediately.
• To avoid short circuits, keep paper clips, screws, and staples away from
connectors, slots, sockets and circuitry.
• Avoid dust, humidity, and temperature extremes. Do not place the
product in any area where it may become wet.
• Place the product on a stable surface.
• If you encounter technical problems with the product, contact a
qualified service technician or your retailer.
vi
Conventions used in this guide
To make sure that you perform certain tasks properly, take note of the
following symbols used throughout this manual.
WARNING/DANGER: Information to prevent injury to yourself
when trying to complete a task.
CAUTION: Information to prevent damage to the components
when trying to complete a task.
IMPORTANT: Information that you MUST follow to complete a
task.
NOTE: Tips and additional information to aid in completing a task.
Where to find more information
Refer to the following sources for additional information and for product
and software updates.
1. ASUS Websites
The ASUS websites worldwide provide updated information on ASUS
hardware and software products. The ASUS websites are listed in the
ASUS Contact Information on page viii.
2. Optional Documentation
Your product package may include optional documentation, such as
warranty flyers, that may have been added by your dealer. These
documents are not part of the standard package.
vii
ASUS contact information
ASUSTeK COMPUTER INC. (Asia-Pacific)
Address
150 Li-Te Road, Peitou, Taipei, Taiwan 112
Telephone
Web site
+886-2-2894-3447
Technical Support
Telephone(MB/Component)
(Notebook)
(Server/PC)
(Networking)
Support fax
+886-2-2890-7121 (English)
+886-2-2890-7122 (English)
+886-2-2890-7123 (English)
+886-2-2890-7902 (English)
+886-2-2890-7698
ASUS COMPUTER INTERNATIONAL (America)
Address
Fax
44370 Nobel Drive, Fremont, CA 94538, USA
+1-510-608-4555
E-mail
Web site
usa.asus.com
Technical Support
Telephone (General)
(Notebook)
Support fax
Support e-mail
+1-502-995-0883
+1-510-739-3777
+1-502-933-8713
ASUS COMPUTER GmbH (Germany and Austria)
Address
Telephone
Fax
Harkort Str. 25, D-40880 Ratingen, Germany
+49-2102-95990
+49-2102-959911
Online contact
Technical Support
Telephone
+49-2102-95990
Fax
+49-2102-959911
Online support
Web site
ASUS COMPUTER (Middle East and North Africa)
Address
Telephone
Fax
P.O. Box 64133, Dubai, U.A.E.
+9714-283-1774
+9714-283-1775
Web site
viii
A7N8X-VM 400 specifications summary
CPU
Socket A Type 462 for AMD Athlon™/Athlon™ XP CPUs
400/333/266 MHz FSB Support
Chipset
NVIDIA® nForce2 IGP North bridge controller
NVIDIA® nForce2 MCP2 (MCP2-T optional) South bridge
Front Side Bus (FSB)
Memory
400/333/266 Mhz
2 x 184-pin DDR DIMM Sockets
Maximum 2 GB unbuffered PC2700/2100 non-ECC DDR
RAM memory.
Expansion slots
3 x PCI
1 x AGP 8X (1.5V only)
IDE
2 x UltraATA 133/100/66/33
Graphics
Integrated nForce 2 with TV-out
Supports UMA Mode
Audio
Realtek ALC650 6CH Audio CODEC linked w/ South Bridge
Realtek 8201BL PHY 10/100 Mbps
LAN
IEEE 1394 (optional)
Hardware Monitoring
Agere FW802C PHY supports up to 400Mbps data transfers
Super I/O integrated monitoring of CPU/chassis fan rotation
and MB/CPU temperature
Special Features
S/PDIF in/out support
Back Panel I/O Ports
1 x Parallel
1 x Serial
1 x PS/2 Keyboard
1 x PS/2 Mouse
1 x RJ45 port
1 x Audio I/O
1 x VGA port
2 x USB 2.0/1.1
Internal I/O
Connectors
2 x USB connectors support additional 4 USB 2.0/1.1 ports
CPU/chassis FAN connectors
Chassis intrusion connector
20-pin ATX power connector
PANEL connector
CD / AUX connectors
S/PDIF in/out connector
GAME/MIDI connector
TV out connector
Serial connector
Front panel audio connector
(continued on the next page)
ix
A7N8X-VM 400 specifications summary
BIOS features
4Mb Flash EEPROM, AMI BIOS, ACPI 2.0, DMI, Green,
PnP, TCAV, SMBIOS 2.3
Industry standard
Manageability
PCI 2.2, USB 2.0/1.1
DMI 2.0, WOL, WOR, WO_USB, WO_KB/MS, SM Bus
Support CD contents
Device drivers
ASUS PC Probe
ASUS Update
ASUS Screen Saver
Adobe Acrobat Reader
Trend Microtm PC-cillin anti-virus software
Accessories
Form Factor
User Guide
ASUS A7N8X-VM 400 series support CD
40-pin ribbon cable for UltraATA 133/100/66/33 IDE drives
FDD cable
I/O shield
Micro-ATX form factor: 9.6 in x 9.6 in
* Specifications are subject to change without notice.
x
Chapter 1
This chapter describes the features of the
A7N8X-VM 400 motherboard. It includes brief
descriptions of the motherboard components,
and illustrations of the layout, jumper settings,
and connectors.
Product introduction
1.1 Welcome!
Thank you for buying the ASUS® A7N8X-VM 400 motherboard!
The ASUS A7N8X-VM 400 motherboard is loaded with the most advanced
technologies to deliver maximum performance for socket A processors. This
motherboard is packed with value-added features for guaranteed consumer
satisfaction. The following sections provide technical information about the
motherboard important for future upgrades or system reconfiguration.
Before you start installing the motherboard and hardware devices on it, check the
items in your package with the list below.
1.2 Package contents
Check your ASUS A7N8X-VM 400 package for the following items.
ASUS A7N8X-VM 400 motherboard
Micro-ATX form factor: 9.6 in x 9.6 in
ASUS A7N8X-VM 400 series support CD
40-pin 80-conductor ribbon cable for UltraATA 133/100/66/33 IDE drives
Ribbon cable for a 3.5-inch floppy drive
Bag of extra jumper caps
I/O shield
User’s Manual
1.3 Special features
Latest processor technology
The motherboard supports the latest AMD Athlon™/AMD Athlon™ XP processors via
a surface mounted 462-pin socket. With up to 400Mhz front side bus frequency,
you can be assured of an efficient and reliable computing performance.
USB 2.0 technology
The motherboard supports the new Universal Serial Bus (USB) 2.0 specification,
extending the connection speed from 12 Mbps on USB 1.1 to a fast 480 Mbps on
USB 2.0. The higher bandwidth of USB 2.0 allows connection of devices such as
high resolution video conferencing cameras, next generation scanners and
printers, and fast storage units. USB 2.0 is backward compatible with USB 1.1.
6-channel digital audio
The Realtek ALC650 Audio CODEC provides 6-channel audio playback for 5.1
surround sound, over 90dB dynamic range.
1-2
Chapter 1: Product Information
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