No part of this manual, including the products and software described in it, may be reproduced, transmitted,
transcribed, stored in a retrieval system, or translated into any language in any form or by any means,
except documentation kept by the purchaser for backup purposes, without the express written permission
of ASUSTeK COMPUTER INC. (“ASUS”).
Product warranty or service will not be extended if: (1) the product is repaired, modied or altered, unless
such repair, modication of alteration is authorized in writing by ASUS; or (2) the serial number of the
product is defaced or missing.
ASUS PROVIDES THIS MANUAL “AS IS” WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS
OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OR CONDITIONS OF
MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL ASUS, ITS
DIRECTORS, OFFIC ERS, EMPLOYEES OR AGENTS BE LIABLE FOR AN Y INDIRECT, SPECIAL,
INCIDENTAL, OR CONSEQUENTIAL DAMAGES (INCLUDING DAMAGES FOR LOSS OF PROFITS,
LOSS OF BUSINESS, LOSS OF USE OR DATA, INTERRUPTION OF BUSINESS AND THE LIKE),
EVEN IF ASUS HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES ARISING FROM ANY
DEFECT OR ERROR IN THIS MANUAL OR PRODUCT.
SPECI FI CATI ONS A ND INFO RMATIO N CONTAI NED IN THIS MA NU AL A RE FURNIS HED FOR
INFORMATIONAL USE ONLY, AND ARE SUBJECT TO CHANGE AT ANY TIME WITHOUT NOTICE, AND
SHOULD NOT BE CONSTRUED AS A COMMITMENT BY ASUS. ASUS ASSUMES NO RESPONSIBILITY
OR LIABILI TY FOR ANY ERROR S OR IN ACCURACI ES THAT M AY AP PEA R IN TH IS MANUAL,
INCLUDING THE PRODUCTS AND SOFTWARE DESCRIBED IN IT.
Products and corporate names appearing in this manual may or may not be registered trademarks or
copyrights of their respective companies, and are used only for identication or explanation and to the
owners’ benet, without intent to infringe.
ii
Contents
Notices ........................................................................................................ vii
Safety information .................................................................................... viii
About this guide ......................................................................................... ix
Typography .................................................................................................. x
DSAN-DX specications summary ........................................................... xi
6.4.1 Windows® Server 2003 ................................................. 6-16
6.5 Management applications and utilities installation ................ 6-18
6.5.1 Running the support CD ............................................... 6-18
6.5.2 Drivers menu ................................................................. 6-18
6.5.3 Management Software menu ........................................ 6-19
6.5.4 Utilities menu ................................................................ 6-19
6.5.5 Contact information ....................................................... 6-19
Appendix: Reference information
A.1 DSAN-DX model block diagram ..................................................A-1
vi
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 modications
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.
vii
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 adapter 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 x it by yourself. Contact a
qualied 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 qualied
service technician or your retailer.
viii
This symbol of the crossed out wheeled bin indicates that the product (electrical,
electronic equipment, and mercury-containing button cell battery) should not
be placed in municipal waste. Check local regulations for disposal of electronic
products.
About this guide
This user guide contains the information you need when installing and conguring
the motherboard.
How this guide is organized
This user guide contains the following parts:
• Chapter 1: Product introduction
This chapter describes the features of the motherboard and the new
technologies it supports.
• Chapter 2: Hardware information
This chapter lists the hardware setup procedures that you have to perform
when installing system components. It includes description of the switches,
jumpers, and connectors on the motherboard.
• Chapter 3: Powering up
This chapter describes the power up sequence and ways of shutting down
the system.
• Chapter 4: BIOS setup
This chapter tells how to change system settings through the BIOS Setup
menus. Detailed descriptions of the BIOS parameters are also provided.
• Chapter 5: RAID conguration
This chapter provides instructions for setting up, creating, and conguring
RAID sets using the available utilities.
• Chapter 6: Driver installation
This chapter provides instructions for installing the necessary drivers for
different system components.
• Appendix: Reference information
This appendix includes additional information that you may refer to when
conguring the motherboard.
Where to nd more information
Refer to the following sources for additional information and for product and
software updates.
1. ASUS websites
The ASUS website provides updated information on ASUS hardware and
software products. Refer to the ASUS contact information.
2. Optional documentation
Your product package may include optional documentation, such as warranty
yers, that may have been added by your dealer. These documents are not
part of the standard package.
ix
Conventions used in this guide
To make sure that you perform certain tasks properly, take note of the following
symbols used throughout this manual.
DANGER/WARNING:
when trying to complete a task.
CAUTION:
when trying to complete a task.
IMPORTANT:
task.
NOTE:
task.
Information to prevent damage to the components
Instructions that you MUST follow to complete a
Tips and additional information to help you complete a
Information to prevent injury to yourself
Typography
Bold text Indicates a menu or an item to select.
Italics Used to emphasize a word or a phrase.
<Key> Keys enclosed in the less-than and greater than sign means that you must press the
enclosed key.
Example: <Enter> means that you must press
the Enter or Return key.
<Key1+Key2+Key3> If you must press two or more keys
simultaneously, the key names are linked with
a plus sign (+).
Example: <Ctrl+Alt+D>
Command
exactly as shown, then supply the required
item or value enclosed in brackets.
Example: At the DOS prompt, type the
command line:
(Auto switch to x8 Link if slot 5 is occupied )
1* SO-DIMM socket for optional ASMB3-SOL
1* PIKE Slot for Stroage expansion
IT8213F-L Single Channel Bus Master IDE
USB Connectors
Fan Header
SMBus
Chassis Intruder
Front LAN LED
Serial Port Header
SGPIO connector
External Serial Port
External USB Port
VGA Port
RJ-45
PS/2 KB/Mouse
Software
Out of Band
1.3 Serial number label ...................................................................... 1-2
1.4 Special features ............................................................................ 1-2
ASUS DSAN-DX
1.1 Welcome!
Thank you for buying an ASUS® DSAN-DX motherboard!
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.
1.2 Package contents
Check your motherboard package for the following items.
Standard Gift Box Pack Standard Bulk Pack
DSAN-DXDSAN-DX
SATA signal cable
Cables
Accessories
Application CD Support CD
SATA power cable
2-in-1 cable set
(IDE + FDD cable)
IO shield
CEK spring
6-3--
1--
11
2--
11
Documentation User Guide
Packing Qty.
If any of the above items is damaged or missing, contact your retailer.
ASUS DSAN-DX1-1
11
3pcs per carton10pcs per carton
1.3 Serial number label
Before requesting support from the ASUS Technical Support team, you must take
note of the motherboard's serial number containing 12 characters
shown as the gure below. With the correct serial number of the product, ASUS
Technical Support team members can then offer a quicker and satisfying solution
to your problems.
xxM0Axxxxxxx
DSAN-DX
xxM0Axxxxxxx
Made
in
China
合格
1.4 Special features
1.4.1 Product highlights
Latest processor technology
The motherboard comes with two LGA-771 sockets that support Quad/Dual-Core
Intel® Xeon™ processors with 1333/1066/667 MHz Front Side Bus (FSB). Quad/
Dual-core processors contain four/two physical CPU cores to meet demands
for more powerful processing. Intel® Xeon™ processors incorporate the Intel®
Hyper-Threading Technology and Extended Memory 64-bit Technology (EM64T).
The EM64T enables the support for 64-bit operation system, such as 64-bit
Windows® and Linux.
Intel®
5100MCH
The Intel® 5100 Memory Controller Hub (MCH) and the Intel® ICH9R provide the
vital interfaces for the motherboard.
The MCH provides the processor, dual-channel DDR2 DIMM memory support, and
PCI Express interfaces. The Intel® ICH9R is an I/O controller hub that provides the
interface for PCI 2.3, and PCI Express.
and Intel® ICH9R chipset
Intel® EM64T
The motherboard supports Intel® processors with the Intel® EM64T (Extended
Memory 64 Technology). The Intel® EM64T feature allows your computer to run on
64-bit operating systems and access larger amounts of system memory for faster
and more efcient computing.
Enhanced Intel SpeedStep® Technology (EIST)
The Enhanced Intel SpeedStep® Technology (EIST) intelligently manages the
CPU resources by automatically adjusting the CPU voltage and core frequency
depending on the CPU loading and system speed or power requirement.
1-2Chapter 1: Product introduction
PCI Express™ interface
The motherboard fully supports PCI Express, the latest I/O interconnect technology
that speeds up the PCI bus. PCI Express features point-to-point serial
interconnections between devices and allows higher clockspeeds by carrying data
in packets. This high speed interface is software compatible with existing PCI or
PCI-X specications.
Broadcom 5721 LAN solution
The motherboard comes with a dual-port Broadcom 5721 network connection
to provide a total solution for your networking needs. Refer to page 2-28 for the
location of the LAN ports and section
settings.
2.6 Jumpers
for details on Gigabit LAN
Serial ATA II technology
The motherboard supports the Serial ATA II 3 Gb/s technology through ICH9R
Serial ATA interfaces. The Serial ATA II specication provides twice the bandwidth
of the current Serial ATA products with a host of new features, including Native
Command Queuing (NCQ), Power Management (PM) Implementation Algorithm,
and Hot Swap. Serial ATA allows thinner, more exible cables with lower pin count
and reduced voltage requirements.
USB 2.0 technology
The motherboard implements the Universal Serial Bus (USB) 2.0 specication,
dramatically increasing the connection speed from the 12 Mbps bandwidth on USB
1.1 to a fast 480 Mbps on USB 2.0. USB 2.0 is backward compatible with USB 1.1.
Temperature, fan, and voltage monitoring
The CPU temperature is monitored by the W83793G chip to prevent overheating
and damage. The system fan rotations per minute (RPM) is monitored for timely
failure detection. The chip monitors the voltage levels to ensure stable supply of
current for critical components.
ASUS DSAN-DX1-3
1.4.2 Innovative ASUS features
ASUS Smart Fan II technology
The ASUS Smart Fan technology smartly adjusts the fan speeds according to the
system loading to ensure quiet, cool, and efcient operation.
PIKE (Proprietary I/O Kit Expansion)
PIKE is an on-demand upgrade kit for users. This ASUS unique feature enables
users to choose their preferred I/O solutions. ASUS provides multiple SAS
solutions for different segments and purposes and PIKE saves lots of validation
efforts and hardware cost for end users. Moreover, the special patent design offers
multiple I/O solutions without occupying the Slot 6 in 1U system.
ASUS Flex-E Technology
ASUS Flex-E Technology allows PCIE slots to automatically switch congurations
for Graphic Card and Storage Utilization. ASUS Flex-E Technology offers two kinds
of congurations, PCI-E x8 Link on both Slot 5 and 6 or PCI-E x16 Link on the Slot 6.
The PCI-E signal of the Slot 6 would switch to x16 Link automatically when the Slot
5 is not occupied. With this exibility, ASUS Flex-E makes motherboards suitable
for both Server and Workstation.
1-4Chapter 1: Product introduction
This chapter lists the hardware setup
procedures that you have to perform
when installing system components. It
includes description of the jumpers and
connectors on the motherboard.
Hardware
information
2
Chapter summary
2
2.1 Before you proceed ..................................................................... 2-1
Take note of the following precautions before you install motherboard components or change
any motherboard settings.
• Unplug the power cord from the wall socket before touching any
component.
• Use a grounded wrist strap or touch a safely grounded object or a metal
object, such as the power supply case, before handling components to
avoid damaging them due to static electricity.
• Hold components by the edges to avoid touching the ICs on them.
• Whenever you uninstall any component, place it on a grounded antistatic
pad or in the bag that came with the component.
• Before you install or remove any component, ensure that the power supply
is switched off or the power cord is detached from the power supply. Failure
to do so may cause severe damage to the motherboard, peripherals, and/or
components.
Onboard LED
1. Standby Power LED
The motherboard comes with a standby power LED. The green LED lights up
to indicate that the system is ON, in sleep mode, or in soft-off mode. This is a
reminder that you should shut down the system and unplug the power cable
before removing or plugging in any motherboard component. The illustration
below shows the location of the onboard LED
ASUS DSAN-DX2-1
2. CPU Warning LED
DSAN-DX
®
DSAN-DX CPU warning LED
CPU_WARN1
ON
CPU2 not present
(red)
CPU2 present
OFF
The red CPU warning LED lights up as a reminder if CPU is not installed or
not properly installed in the CPU socket 2.
• When installing only one CPU, the CPU has to be installed to CPU2 socket
for a better thermal environment.
• If the CPU warning LED lights up, the motherboard will not boot.
2-2Chapter 2: Hardware information
DSAN-DX
®
2.2 Motherboard overview
Before you install the motherboard, study the conguration of your chassis to
ensure that the motherboard ts into it.
To optimize the motherboard features, we highly recommend that you install it in an
SSI CEB 1.1 compliant chassis.
Ensure to unplug the chassis power cord before installing or removing the
motherboard. Failure to do so can cause you physical injury and damage
motherboard components!
2.2.1 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.
2.2.2 Screw holes
Place seven (7) screws into the holes indicated by circles to secure the
motherboard to the chassis.
DO NOT overtighten the screws! Doing so can damage the motherboard.
Place this side towards
the rear of the chassis
ASUS DSAN-DX2-3
2.2.3 Support kits for the motherboard
For additional protection from motherboard breakage due to the weight of the CPU
heatsinks, your motherboard package comes with CEK springs that you can use as
weight support. Install the CEK springs before installing the motherboard.
We strongly recommend you use SSI CEB 1.1 compliant chassis. Otherwise,
the CPU cooler cannot be mounted on the chassis.
Each CEK spring has four hooks to match the
designated holes around the CPU area.
Hook
To install the CEK spring:
1. Locate the CPU heatsink holes on
the motherboard.
Socket for CPU2
Heatsink hole
Socket for CPU1
2. Position the CEK spring underneath
the motherboard, then match the
CEK spring hooks to the CPU1
heatsink holes.
2-4Chapter 2: Hardware information
3. Press the upper spring hooks
inward, then insert to the upper
CPU heatsink holes until they snap
in place.
4. Press the lower spring clips inward,
then insert to the lower CPU
heatsink holes until they snap in
place.
5. If you installed a second CPU,
repeat steps 2 to 4 to install the
CEK spring to the CPU2 heatsink
holes.
The CEK springs appear as shown
when installed.
CEK spring screw hole
ASUS DSAN-DX2-5
6. Before installing the motherboard
into the chassis, locate the standoffs
that should match the eight (8) CEK
spring screw holes.
7. Install the motherboard with the
external I/O ports toward the
chassis rear panel. The CPU
sockets should be right on top of
their respective standoffs.
Standoffs for CPU1
Standoffs for CPU2
Socket for CPU2
Make sure that the standoffs perfectly match the CEK spring screw holes;
otherwise, you can not install the CPU heatsinks properly.
8. Secure the motherboard with seven (7) screws. Refer to section
for illustration.
holes
2-6Chapter 2: Hardware information
Socket for CPU1
2.2.2 Screw
2.2.4 Motherboard layouts
DSAN-DX
®
24.5cm (9.6in)
24.5cm (9.6in)
DDR2 DIMM_A3 (64bit, 240-pin module)
DDR2 DIMM_B3 (64bit, 240-pin module)
DDR2 DIMM_A2 (64bit, 240-pin module)
DDR2 DIMM_B2 (64bit, 240-pin module)
DDR2 DIMM_A1 (64bit, 240-pin module)
DDR2 DIMM_B1 (64bit, 240-pin module)
PCI
E
1
HDLED
Super
I/O
IT8213F
AMI
8Mb
EATX12V1
USB12_L3
KBMS1
USB56 USB34
FLOPPY1
PRI_IDE
PANEL1
SGPIO1
SGPIO2SGPIO3
SAS8
SAS7
SAS6
SAS5
SAS4
SAS3
SAS2
SAS1
AUX_PANEL1
BCM5721
Intel
5100 MCH
Intel
82801IR
(ICH9R)
BCM5721
LAN1
LAN2
Z9s
VGA_SW1
LAN_SW2
ASMB3
LAN_SW1
REAR_FAN1
REAR_FAN2
VGA1
COM1
CPU_FAN2
FRNT_FAN1
FRNT_FAN2
FRNT_FAN3
FRNT_FAN4
RAID_SEL1
CPU_WARN1
CPUFAN_SEL1
IBTN_SEL1
I_BTN1
COM2
IDE_SW1
CLRTC1
CHAFAN_SEL1
SB_PWR1
BUZZER1
RECOVERY1
PCIE3
PCIE6
PCI4
PCIE2
PIKE1PIKE2
EATXPWR1
CPU_FAN1
PSUSMB
Lithium Cell
CMOS Power
SATA5
SATA6
SATA3
SATA4
SATA1
SATA2
CPU1
CPU2
DSAN-DX model
ASUS DSAN-DX2-7
2.2.5 Layout contents
Slots/SoocketPage
1. CPU sockets2-10
2. DDR2 DIMM sockets2-15
3. PCI Express x16 slot (x16 link)2-22
4. PCI Express x8 slots (x8 link; x4 link)2-22
5. PCI slot2-22
6. PIKE slot2-22
7. SODIMM socket2-22
JumpersPage
1. Clear RTC RAM (CLRTC1)
2. VGA controller setting (3-pin VGA_SW1)
3. LAN controller setting (3-pin LAN_SW1, LAN_SW2)
4. CPU Fan control setting (3-pin CPUFAN_SEL1)
5. System Fan control setting (3-pin CHAFAN_SEL1)
6. IDE setting (3-pin IDE_SW1)
7. Force BIOS recovery setting (3-pin RECOVERY1)
8. Intel® ICH9R SATA port S/W RAID setting (3-pin RAID_SEL1)
9. iBTN RAID setting (3-pin IBTN_SEL1)
2-24
2-25
2-25
2-26
2-26
2-27
2-27
2-28
2-28
Rear panel connectorsPage
1. PS/2 mouse port (green)2-29
2. LAN port for iKVM2-29
3. PS/2 keyboard port (purple)2-29
4. USB 2.0 ports 1 and 22-29
5. Serial (COM1) port2-29
6. Video Graphics Adapter port2-29
7. LAN 1 (RJ-45) ports2-29
8. LAN 2 (RJ-45) ports2-29
2-8Chapter 2: Hardware information
Internal connectorsPage
1. Floppy disk drive connector (34-1 pin FLOPPY1)
2. Serial ATA connectors
(7-pin SATA1, SATA2, SATA3, SATA4, SATA5, SATA6)
5. Hard disk activity LED connector (4-pin HDLED1)
6. Serial General Purpose Input/Output connector (6-1 pin SGPIO1)
7. Serial General Purpose Input/Output connectors
(6-1 pin SGPIO2/3)
8. USB connectors (10-1 pin USB34, USB56)
9. CPU and system fan connectors (4-pin CPU_FAN1/2,
REAR_FAN1/2, FRNT_FAN1/2/3/4)
10. Serial port connectors (10-1 pin COM2)
11. Power supply SMBus connector (5-pin PSUSMB1)
12. SSI power connectors (24-pin ATXPWR1, 8-pin ATX12V1)
13. System panel connector (20-1 pin PANEL1)
14. Auxiliary panel connector (20-pin AUX_PANEL1)
2-30
2-30
2-31
2-32
2-32
2-33
2-33
2-34
2-34
2-35
2-35
2-36
2-37
2-38
ASUS DSAN-DX2-9
2.3 Central Processing Unit (CPU)
DSAN-DX
®
DSAN-DX CPU LGA771
CPU1
CPU2
The motherboard comes with a surface mount LGA771 socket designed for the
Intel® Xeon® Dual/Quad Core processor.
• Your boxed Intel® Xeon® LGA771 processor package should come with
installation instructions for the CPU and heatsink. If the instructions in this
section do not match the CPU documentation, follow the latter.
• Upon purchase of the motherboard, make sure that the PnP cap is on
the socket and the socket contacts are not bent. Contact your retailer
immediately if the PnP cap is missing, or if you see any damage to the PnP
cap/socket contacts/motherboard components. ASUS will shoulder the cost
of repair only if the damage is shipment/transit-related.
• Keep the cap after installing the motherboard. ASUS will process Return
Merchandise Authorization (RMA) requests only if the motherboard comes
with the cap on the LGA771 socket.
• The product warranty does not cover damage to the socket contacts
resulting from incorrect CPU installation/removal, or misplacement/loss/
incorrect removal of the PnP cap.
2.3.1 Installing the CPU
To install a CPU:
1. Locate the CPU socket on the motherboard.
• Before installing the CPU, make sure that the socket box is facing towards
you and the load lever is on your left.
• When installing only one CPU, the CPU has to be installed to CPU2 socket
for a better thermal environment.
2-10Chapter 2: Hardware information
2. Press the load lever with your thumb (A), then move it to the left (B) until it is
released from the retention tab.
Retention tab
A
Load lever
B
To prevent damage to the socket pins, do not remove the PnP cap unless you
are installing a CPU.
3. Lift the load lever in the direction of
the arrow to a 135º angle.
4. Lift the load plate with your
thumb and forenger to a 100º
angle (A), then push the PnP
cap from the load plate window
to remove (B).
PnP cap
This side of the socket box
should face you.
B
A
Load plate
5. Position the CPU over
the socket, making sure
that the gold triangle
is on the bottom-left
corner of the socket.
The socket alignment
key should t into the
Alignment key
CPU notch.
Gold triangle mark
ASUS DSAN-DX2-11
6. Close the load plate (A), then
push the load lever (B) until it
snaps into the retention tab.
B
The CPU ts in only one correct orientation. DO NOT force the CPU into the
socket to prevent bending the connectors on the socket and damaging the CPU!
Notes on Intel® Hyper-Threading Technology
• This motherboard supports Intel® Xeon™ CPUs in the 771-land package
with Hyper-Threading Technology.
• Hyper-Threading Technology is supported by Intel® 5000 series CPU only.
5100/5200/5300/5400 series DO NOT support Hyper-Threading.
• The amount of CPU threads depends on the OS support.
• Hyper-Threading Technology is supported under Windows® XP/2003 Server
and Linux 2.4.x (kernel) and later versions only. Under Linux, use the
Hyper-Threading compiler to compile the code. If you are using any other
operating systems, disable the Hyper-Threading Technology item in the
BIOS to ensure system stability and performance.
• Installing Windows® 2003 Server or later version is recommended.
• Make sure to enable the Hyper-Threading Technology item in BIOS before
installing a supported operating system.
• For more information on Hyper-Threading Technology, visit Intel® website
(
www.intel.com/info/hyperthreading
).
A
To use the Hyper-Threading Technology on this motherboard:
1. Install an Intel® Xeon™ CPU that supports Hyper-Threading Technology.
2. Power up the system and enter the BIOS Setup (see Chapter 4: BIOS
setup). Under the Advanced Menu, make sure that the item Hyper-Threading
Technology is set to Enabled. The item appears only if you installed a CPU
that supports Hyper-Threading Technology.
3. Reboot the computer.
2-12Chapter 2: Hardware information
2.3.2 Installing the CPU heatsink and fan
The Intel® Xeon™ processors require an Intel certied heatsink and fan assembly
to ensure optimum thermal condition and performance.
When you buy a boxed Intel CPU, the package includes the heatsink, fan, retention
brackets, screws, thermal grease, installation manual, and other items that are
necessary for CPU installation.
• Ensure that you have applied the thermal grease to the top of the CPU
before installing the heatsink and fan.
• Refer to the installation manual that came with the CPU package for details
on heatsink/fan assembly and installation.
CPU heatsink (top view)
To install the CPU heatsink and fan:
1. Place the heatsink on top of the
installed CPU, making sure that the
four screws on the heatsink align
with the nuts on the support plate.
CPU heatsink (bottom view)
Heatsink screw
ASUS DSAN-DX2-13
2. Use a Phillips screwdriver to tighten
the four heatsink screws in a
diagonal sequence.
3. Connect the fan cable to the 4-pin
connector labeled CPU_FAN2.
DO NOT forget to connect
the CPU fan cable! Hardware
monitoring errors may occur if
you fail to plug this connector.
CPU_FAN2
connector
4. Repeat steps 1 to 3 to install the other heatsink if you have installed a second
CPU, then connect the fan cable to the 4-pin connector labeled CPU_FAN1.
2-14Chapter 2: Hardware information
2.4 System memory
DSAN-DX
®
128 pins112 pins
DIMM_B1
DIMM_A1
DIMM_B3
DIMM_A3
DIMM_B2
DIMM_A2
DSAN-DX 240-pin DDR2 DIMM sockets
2.4.1 Overview
The motherboard comes with six (6) Double Data Rate 2 (DDR2) Dual Inline
Memory Modules (DIMM) sockets.
A DDR2 module has the same physical dimensions as a DDR DIMM but has a
240-pin footprint compared to the 184-pin DDR DIMM.
The gure illustrates the location of the DDR2 DIMM sockets:
2.4.2 Memory congurations
You may install 512 MB, 1 GB, 2 GB, 4 GB, and 8GB registered ECC DIMMs into
the DIMM sockets.
• For optimum compatibility, we recommend that you obtain memory modules
from the same vendor. Refer to the Qualied Vendors List on the ASUS
web site.
• The 8GB memory modules are not tested yet.
ASUS DSAN-DX2-15
Rank population
DIMM_A2
DIMM_B3
DIMM_A3
MCH
DIMM installation reference table
DIMM_A1
DIMM_B2
DIMM_B1
No. of
DIMMs
1DIMM_B1 or DIMM_A1
2DIMM_B1, DIMM_A1
4DIMM_B1, DIMM_A1, DIMM_B2, DIMM_A2
6DIMM_B1, DIMM_A1, DIMM_B2, DIMM_A2
Slot/s to use
DIMM_B3, DIMM_A3
• DIMMs in pair means two DIMMs with the same conguration.
• For better performance, same conguration DIMMs should be installed on
the same slot number for each channel. For example, you may install the
same type of DIMMs in DIMM_B1, and DIMM_A1.
2-16Chapter 2: Hardware information
2.4.3 Memory sparing technology
The Intel® 5100MCH chipset supports the memory paring technology. Refer to the
below sections:
Memory Sparing
At conguration time, a DIMM rank is set aside to replace a defective DIMM rank.
When the error rate for a failing DIMM rank reaches a pre-determined threshold,
the memory sparing function will issue an interrupt and initiate a spare copy. At
the completion of the copy, the failing DIMM rank is disabled and the “spared”
DIMM rank will be used in its place. Refer to section
the options of
Channel Rank Sparing
or
Channel 1 Rank Sparing
4.4.2 Chipset
memory sparing functions. The default BIOS setting is disabled.
• Each channel contains its own sparing engine and can be enabled or
disabled separately.
• This motherboard does not support rank sparing across channels.
• The DIMM rank with the largest size will be assigned as spare rank. Data
can only be copied from a smaller sized rank to a larger sized one.
• A DIMM can contain only one or two ranks. To support sparing function, a
DIMM channel should contain at least two ranks.
• When sparing function is enabled, the usable memory size will reduce the
size of the spare ranks.
and congure
to enable the
The following tables show memory congurations with Memory Sparing function in
Channel A/B.
One DIMM per channel (two ranks)
Channel BChannel A
DIMM_B1
(1024MB*2 Ranks)
Rank 0
(1024 MB)
Sparing
Memory space
Total Memory
ASUS DSAN-DX2-17
1024 MB1024 MB
Rank 1
(1024 MB)
2048 MB
DIMM_A1
(1024MB*2 Ranks)
Rank 0
(1024 MB)
Rank 1
(1024 MB)
Two DIMMs per channel
Channel BChannel A
DIMM_B1
(512MB*2 Ranks)
Rank 0
(512 MB)
Sparing
Memory space
Sparing
Memory space
Total Memory
1024 MB1024 MB
DIMM_B2
(1024MB*2 Ranks)
Rank 0
(1024 MB)
1024 MB1024 MB
Three DIMMs per channel
Channel BChannel A
DIMM_B1
(512MB*2 Ranks)
Rank 0
(512 MB)
Sparing
Memory space
Sparing
Memory space
Sparing
Memory space
Total Memory
1024 MB1024 MB
DIMM_B2
(1024MB*2 Ranks)
Rank 0
(1024 MB)
2048 MB2048 MB
DIMM_B3
(2048MB*2 Ranks)
Rank 0
(2048 MB)
2048 MB2048 MB
Rank 1
(512 MB)
Rank 1
(1024 MB)
4096 MB
Rank 1
(512 MB)
Rank 1
(1024 MB)
Rank 1
(2048 MB)
10240 MB
DIMM_A1
(512MB*2 Ranks)
Rank 0
(512 MB)
(1024MB*2 Ranks)
Rank 0
(1024 MB)
(512MB*2 Ranks)
Rank 0
(512 MB)
(1024MB*2 Ranks)
Rank 0
(1024 MB)
(2048MB*2 Ranks)
Rank 0
(2048 MB)
Rank 1
(512 MB)
DIMM_A2
Rank 1
(1024 MB)
DIMM_B1
Rank 1
(512 MB)
DIMM_A2
Rank 1
(1024 MB)
DIMM_A3
Rank 1
(2048 MB)
2-18Chapter 2: Hardware information
2.4.3 Installing a DIMM
Unplug the power supply before adding or removing DIMMs or other
system components. Failure to do so can cause severe damage to both the
motherboard and the components.
To install a DIMM:
1. Unlock a DIMM socket by pressing
the retaining clips outward.
2. Align a DIMM on the socket
such that the notch on the DIMM
matches the break on the socket.
3. Firmly insert the DIMM into the
socket until the retaining clips
snap back in place and the DIMM
is properly seated.
• A DDR2 DIMM is keyed with a notch so that it ts in only one direction. Do
not force a DIMM into a socket to avoid damaging the DIMM.
• The DDR2 DIMM sockets do not support DDR DIMMs. Do not install DDR
DIMMs to the DDR2 DIMM sockets.
2.4.4 Removing a DIMM
To remove a DIMM:
1. Simultaneously press the retaining
clips outward to unlock the DIMM.
2
3
1
DDR2 DIMM notch
1
Unlocked retaining clip
2
Support the DIMM lightly with
your ngers when pressing the
retaining clips. The DIMM might
get damaged when it ips out with
extra force.
1
DDR2 DIMM notch
1
2. Remove the DIMM from the socket.
ASUS DSAN-DX2-19
2.5 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.
2.5.1 Installing an expansion card
To install an expansion card:
1. Before installing the expansion card, read the documentation that came with
it and make the necessary hardware settings for the card.
2. Remove the system unit cover (if your motherboard is already installed in a
chassis).
3. Remove the bracket opposite the slot that you intend to use. Keep the screw
for later use.
4. Align the card connector with the slot and press rmly until the card is
completely seated on the slot.
5. Secure the card to the chassis with the screw you removed earlier.
6. Replace the system cover.
2.5.2 Conguring an expansion card
After installing the expansion card, congure the it by adjusting the software
settings.
1. Turn on the system and change the necessary BIOS settings, if any. See
Chapter 4 for information on BIOS setup.
2. Assign an IRQ to the card. Refer to the tables on the next page.
3. Install the software drivers for the expansion card.
2-20Chapter 2: Hardware information
2.5.3 Interrupt assignments
Standard Interrupt assignments
IRQPriorityStandard function
01System Timer
12Keyboard Controller
2-Programmable Interrupt
3*11Communications Port (COM2)
4*12Communications Port (COM1)
5*13--
614Floppy Disk Controller
7*15--
83System CMOS/Real Time Clock
9*4ACPI Mode when used
10*5IRQ Holder for PCI Steering
11*6IRQ Holder for PCI Steering
12*7PS/2 Compatible Mouse Port
138Numeric Data Processor
14*9Primary IDE Channel
15*10Secondary IDE Channel
* These IRQs are usually available for ISA or PCI devices.
ASUS DSAN-DX2-21
2.5.4 PCI Express x16 slot (x16 link)
The onboard PCI Express x16 slots provides x16 link to the 5100 MCH. This slot
supports VGA cards and various server class high performance add-on cards. The
slot switches to x8 link automatically if the slot location 5 is occupied.
2.5.5 PCI Express x8 slots (x8 link; x4 link)
The onboard PCI Express x8 slots provide x8 link to the 5100MCH and x4 link to
ICH9R. These slots are designed for various server class high performance add-
on cards like SCSI RAID card, ber-channel card, etc. The Slot 1 (x4 link) does not
function when a PIKE RAID card is installed.
2.5.6 PCI slot
The PCI slot supports cards such as a LAN card, USB card, and other cards that
comply with PCI 2.3 specications.
2.5.7 PIKE slot
The PIKE slot allows you to choose and change your preferred SAS solution easily.
Install an optional ASUS PIKE RAID card based on your needs.
PCIEx16 slot
(Slot 6)
PCIEx8 slot
(Slot 5;
x8 link)
PCIEx8 slot
(x8 link)
PCI slot
PCIEx8 slot
(Slot 1;
x4 link)
PIKE
Interface
The PIKE Interface is for ASUS PIKE RAID card only.
2.5.8 SODIMM socket
The SODIMM socket on the motherboard
supports an ASUS® Server Management
Board 3 Series (ASMB3).
SODIMM socket
2-22Chapter 2: Hardware information
2.5.9 Installing ASUS PIKE RAID card
Follow the steps below to install an optional ASUS RAID card on your motherboard.
1. Locate the PIKE RAID card slot on
the motherboard.
2. Align the golden ngers of the RAID
card with the PIKE RAID card slot.
3. Insert the RAID card into the PIKE
RAID card slot. Make sure it is
completely seated on the PIKE
RAID card slot.
2.5.10 Installing i Button
Follow the steps below to install an optional i Button on your motherboard.
1. Locate the I Button slot on the
motherboard.
2. Snap the I Button in place.
ASUS DSAN-DX2-23
2.6 Jumpers
DSAN-DX
®
DSAN-DX Clear RTC RAM
212 3
Normal
(Default)
Clear CMOS
CLRTC1
1. Clear RTC RAM (CLRTC1)
This jumper allows you to clear the Real Time Clock (RTC) RAM in CMOS.
You can clear the CMOS memory of date, time, and system setup parameters
by erasing the CMOS RTC RAM data. The onboard button cell battery
powers the RAM data in CMOS, which include system setup information such
as system passwords.
To erase the RTC RAM:
1. Turn OFF the computer and unplug the power cord.
2. Move the jumper cap from pins 1–2 (default) to pins 2–3. Keep the cap
on pins 2–3 for about 5–10 seconds, then move the cap back to pins 1–2.
3. Plug the power cord and turn ON the computer.
4. Hold down the <Del> key during the boot process and enter BIOS setup
to re-enter data.
Except when clearing the RTC RAM, never remove the cap on CLRTC jumper
default position. Removing the cap will cause system boot failure!
If the steps above do not help, remove the onboard battery and move the
jumper again to clear the CMOS RTC RAM data. After the CMOS clearance,
reinstall the battery.
2-24Chapter 2: Hardware information
2. VGA controller setting (3-pin VGA_SW1)
DSAN-DX
®
DSAN-DX VGA setting
212 3
Enable VGA
(Default)
Disable
VGA_SW1
DSAN-DX
®
DSAN-DX LAN setting
212 3
Enable LAN
(Default)
Disable
LAN_SW2
212 3
Enable LAN
(Default)
Disable
LAN_SW1
This jumper allows you to enable or disable the onboard VGA controller. Set
to pins 1–2 to activate the VGA feature.
3. LAN controller setting (3-pin LAN_SW1, LAN_SW2)
These jumpers allow you to enable or disable the onboard Broadcom
BCM5721 Gigabit LAN1/2 controller. Set to pins 1–2 to activate the Gigabit
LAN feature.
®
ASUS DSAN-DX2-25
4. CPU Fan control setting (3-pin CPUFAN_SEL1)
DSAN-DX
®
DSAN-DX CPUFAN setting
212 3
4-Pin FAN
(Default)
3-Pin FAN
CPUFAN_SEL1
DSAN-DX
®
DSAN-DX CHAFAN setting
212 3
4-Pin FAN
(Default)
3-Pin FAN
CHAFAN_SEL1
This jumper allows you to switch for fan pin selection. The CPUFAN_SEL1switch for fan pin selection. The CPUFAN_SEL1
jumper is for the CPU fans control. Set to pins 1–2 when using 4-pin fans or
pins 2–3 when using 3-pin fans.
• If you use a 4-pin fan but set the jumper to pin 2-3, the fan you installed
may not work.
• If you use a 3-pin fan but set the jumper for a 4-pin fan, the fan controll will
not work and the fan you installed will always run at full speed.
5. System Fan control setting (3-pin CHAFAN_SEL1)
This jumper allows you to switch for fan pin selection. The CHAFAN_SEL1switch for fan pin selection. The CHAFAN_SEL1
jumper is for the system fans control. Set to pins 1–2 when using 4-pin fans
or pins 2–3 when using 3-pin fans.
• If you use a 4-pin fan but set the jumper to pin 2–3, the fan you installed
• If you use a 3-pin fan but set the jumper for a 4-pin fan, the fan controll will
2-26Chapter 2: Hardware information
may not work.
not work and the fan you installed will always run at full speed.
6. IDE setting (3-pin IDE_SW1)
DSAN-DX
®
DSAN-DX IDE setting
212 3
Enable IDE
(Default)
Disable
IDE_SW1
DSAN-DX
®
DSAN-DX BIOS recovery setting
212 3
Normal
(Default)
BIOS
Recovery
RECOVERY1
This jumper allows you to enable or disable the onboard IDE connector.. Set
to pins 1–2 to activate the IDE connector.
7. Force BIOS recovery setting (3-pin RECOVERY1)
This jumper allows you to quickly update or recover the BIOS settings when it
becomes corrupted.
To update the BIOS:
1. Prepare a oppy disk that contains the original or latest BIOS for the
motherboard (XXXXXX.ROM) and the AFUDOS.EXE utility.
2. Set the jumper to pins 2–3.–3.3.
3. Insert the oppy disk then turn on the system to update the BIOS.
4. Shut down the system.
5. Set the jumper back to pins 1–2.–2.2.
6. Turn on the system.
Use the AFUDOS uitility version 3.12 to ash the BIOS.
ASUS DSAN-DX2-27
DSAN-DX
®
DSAN-DX IBTN setting
212 3
PIKE RAID5
(Default)
ICH9R RAID5
IBTN_SEL1
8. Intel® ICH9R SATA port S/W RAID setting (3-pin RAID_SEL1)
DSAN-DX
®
DSAN-DX RAID setting
212 3
3rd
(Default)
Intel
RAID_SEL1
This jumper allows you to select the Serial ATA RAID conguration utility to
use when you create disk arrays. Both utilities are supported by the
Intel® ICH9R. Place the jumper caps on pins 1–2 if you want to use the LSILSI
Software RAID Conguration Utility (default); otherwise, place the jumper (default); otherwise, place the jumper
caps on pins 2–3 to use the Intel® Matrix Storage Manager (IMSM).
9. iBTN RAID setting (3-pin IBTN_SEL1)
This jumper allows you to select the RAID conguration utility to use when
you create disk arrays. Place the jumper caps on pins 1–2 if you install a
PIKE RAID card to the motherboard and want to use the LSI Logic MPTLSI Logic MPT
Setup Utility (default). Or you can place the jumper caps on pins 2–3 to create (default). Or you can place the jumper caps on pins 2–3 to create
the LSI Mega RAID 5 by supported Intel® ICH9R SATA controller.
2-28Chapter 2: Hardware information
• LSI Logic MPT Setup Utility is available only when you install a PIKE RAID
card.
• LSI Mega RAID 5 fucntion is available only when you place the iBTN to
I_BTN1 slot and install an optional ASUS PIKE RAID card.
2.7 Connectors
2
46785
1
3
2.7.1 Rear panel connectors
1. PS/2 mouse port (green)
2. RJ-45 port for iKVM
. This port is for a PS/2 mouse.
. This RJ-45 port functions only when you install ASMB3/
iKVM management card.
3. PS/2 keyboard port (purple)
4. USB 2.0 ports 1 and 2
. This port is for a PS/2 keyboard.
. These two 4-pin Universal Serial Bus (USB) ports
are available for connecting USB 2.0 devices.
5. Serial (COM1) port
. This 9-pin communication port is for pointing devices or
other serial devices.
6. Video Graphics Adapter port
. This port is for a VGA monitor or other VGA-
compatible devices.
7. LAN 1 (RJ-45) port
. This port allows Gigabit connection to a Local Area
Network (LAN) through a network hub. Refer to the table below for the LAN
port LED indications.
8. LAN 2 (RJ-45) port
. This port allows Gigabit connection to a Local Area
Network (LAN) through a network hub. Refer to the table below for the LAN
port LED indications.
LAN port LED indications
LED
LAN port
SPEED
LED
Activity/Link LEDSpeed LED
StatusDescriptionStatusDescription
OFFNo linkOFF10 Mbps connection
ORANGELinkedORANGE100 Mbps connection
BLINKINGData activityGREEN1 Gbps connection
ACT/LINK
ASUS DSAN-DX2-29
DSAN-DX
®
DSAN-DX SATA connectors
SATA1
GND
RSATA_TXP1
RSATA_TXN1
GND
RSATA_RXP1
RSATA_RXN1
GND
SATA2
GND
RSATA_TXP2
RSATA_TXN2
GND
RSATA_RXP2
RSATA_RXN2
GND
SATA3
GND
RSATA_TXP3
RSATA_TXN3
GND
RSATA_RXP3
RSATA_RXN3
GND
SATA4
GND
RSATA_TXP4
RSATA_TXN4
GND
RSATA_RXP4
RSATA_RXN4
GND
SATA5
GND
RSATA_TXP5
RSATA_TXN5
GND
RSATA_RXP5
RSATA_RXN5
GND
SATA6
GND
RSATA_TXP6
RSATA_TXN6
GND
RSATA_RXP6
RSATA_RXN6
GND
2.7.2 Internal connectors
DSAN-DX
®
FLOPPY
NOTE:Orient the red markings
on the floppy ribbon cable to PIN 1.
PIN1
DSAN-DX Floppy disk drive connector
1. Floppy disk drive connector (34-1 pin FLOPPY1)
This connector is for the provided oppy disk drive (FDD) signal cable. Insert
one end of the cable to this connector, then connect the other end to the
signal connector at the back of the oppy disk drive.
Pin 5 on the connector is removed to prevent incorrect cable connection when
using a FDD cable with a covered Pin 5.
2. Serial ATA connectors
(7-pin SATA1, SATA2, SATA3, SATA4, SATA5, SATA6; Black)
These connectors, controlled by southbridge ICH9R, are for the Serial ATA
signal cables for Serial ATA hard disk drives.
2-30Chapter 2: Hardware information
3. IDE connector (40-1 pin PRI_IDE1)
DSAN-DX
®
PRI_EIDE1
NOTE:Orient the red markings
on the IDE ribbon cable to PIN 1.
PIN1
DSAN-DX IDE connector
This connector is for an Ultra DMA 100/66 signal cable. The Ultra
DMA 100/66 signal cable has three connectors: a blue connector for the
primary IDE connector on the motherboard, a black connector for an Ultra
DMA 100/66 IDE slave device (optical drive/hard disk drive), and a gray
connector for an Ultra DMA 100/66 IDE master device (hard disk drive). If you
install two hard disk drives, you must congure the second drive as a slave
device by setting its jumper accordingly. Refer to the hard disk documentation
for the jumper settings.
• Pin 20 on the IDE connector is removed to match the covered hole on the
Ultra DMA cable connector. This prevents incorrect insertion when you
connect the IDE cable.
• Use the 80-conductor IDE cable for Ultra DMA 100/66 IDE devices.
• The onboard IDE connector is designed for ODD only (PATA).
This motherboard comes with eight (8) Serial Attached SCSI (SAS)
connectors, the next-generation storage technology that supports both Series
SCSI and Serial ATA (SATA). Each connector supports one device.
• These connectors function only when you install a PIKE RAID card.
• Connect the SAS hard disk drives to SAS connectors 1–4 (blue) when
installing a 4-port PIKE RAID card.
5. Hard disk activity LED connector (4-pin HDLED1)
This connector is used to connect to a hard disk drive active LED connector
on the SCSI or RAID card.
2-32Chapter 2: Hardware information
6. Serial General Purpose Input/Output connector (6-1 pin SGPIO1)
DSAN-DX
®
DSAN-DX SGPIO connector
SGPIO1
SDATAOUT0
SDATAOUT1
GND
SATA_SLOAD
SATA_SCLK
PIN1
DSAN-DX
®
DSAN-DX SGPIO2/3 connectors
SGPIO3
PIN 1
SIO_DIN
SIO_DOUT
GND
GND
GND
SIO_END
SIO_CLK
SGPIO2
PIN 1
SIO_DIN
SIO_DOUT
GND
GND
GND
SIO_END
SIO_CLK
This connector is used for the SGPIO peripherals for the LSI MegaRAID
SATA LED.
7. Serial General Purpose Input/Output connectors (6-1 pin SGPIO2/3)
These connector is used for the SAS chip SIO interface that controls the LED
pattern generation, device information and general purpose data.
These connectors functions only when you install a PIKE SAS RAID card.
ASUS DSAN-DX2-33
8. USB connectors (10-1 pin USB34, USB56)
DSAN-DX
®
PIN 1
NC
GND
USB_P6+
USB_P6-
USB+5V
GND
USB_P5+
USB_P5USB+5V
USB56
PIN 1
NC
GND
USB_P4+
USB_P4-
USB+5V
GND
USB_P3+
USB_P3USB+5V
USB34
DSAN-DX USB 2.0 connectors
DSAN-DX
®
FRNT_FAN1
PWM Control
FAN Speed
FAN Power
GND
CPU_FAN1
GND
FAN Power
FAN Speed
PWM Control
CPU_FAN2
GND
FAN Power
FAN Speed
PWM Control
FRNT_FAN2
GND
FAN Power
FAN Speed
PWM Control
REAR_FAN1
GND
FAN Power
FAN Speed
PWM Control
FRNT_FAN3
GND
FAN Power
FAN Speed
PWM Control
REAR_FAN2
PWM Control
FAN Speed
FAN Power
GND
FRNT_FAN4
GND
FAN Power
FAN Speed
PWM Control
CPU_FAN1
REAR_FAN2
CPU_FAN2
FRNT_FAN2
FRNT_FAN3
FRNT_FAN4
FRNT_FAN1
REAR_FAN1
DSAN-DX FAN connectors
These connectors is for USB 2.0 ports. Connect the USB module cable to
the connectors, then install the module to a slot opening at the back of the
system chassis. The USB connectors comply with USB 2.0 specication that
supports up to 480 Mbps connection speed.
The USB port module is purchased separately.
9. CPU and system fan connectors (4-pin CPU_FAN1/2, REAR_FAN1/2,
FRNT_FAN1/2/3/4)
The fan connectors support cooling fans of 350 mA–740 mA (8.88 W max.)
or a total of 3.15 A–6.66 A (53.28 W max.) at +12V. Connect the fan cables
to the fan connectors on the motherboard, making sure that the black wire of
each cable matches the ground pin of the connector.
DO NOT forget to connect the fan cables to the fan connectors. Insufcient air
ow inside the system may damage the motherboard components. These are
not jumpers! DO NOT place jumper caps on the fan connectors!
2-34Chapter 2: Hardware information
10. Serial port connector (10-1 pin COM2)
DSAN-DX
®
PIN 1
COM2
DSAN-DX Serial port connectors
DSAN-DX
®
DSAN-DX Power supply SMBus connector
12C_7_CLK#
12C_7_DATA#NCGND
+3.3V Remote Sense
PSUSMB1
This connector is for a serial (COM) port. Connect the serial port module
cable to this connector, then install the module to a slot opening at the back
of the system chassis.
The serial port module is purchased separately.
11. Power supply SMBus connector (5-pin PSUSMB1)
This connector is for the power supply SMB cable, if your power supply
supports the SMBus function.
ASUS DSAN-DX2-35
12. SSI power connectors (24-pin ATXPWR1, 8-pin ATX12V1)
DSAN-DX
®
EATXPWR1
+3 Volts
-12 Volts
GND
PSON#
GND
GND
GND
-5 Volts
+5 Volts
+5 Volts
+5 Volts
GND
+3 Volts
+3 Volts
GND
+5 Volts
GND
+5 Volts
GND
Power OK
+5V Standby
+12 Volts
+12 Volts
+3 Volts
PIN 1
EATX12V1
+12V DC
+12V DC
+12V DC
+12V DC
GND
GND
GND
GND
PIN 1
DSAN-DX ATX power connectors
These connectors are for SSI power supply plugs. The power supply plugs
are designed to t these connectors in only one orientation. Find the proper
orientation and push down rmly until the connectors completely t.
• For a fully congured system, we recommend that you use an SSI
12 V-compliant power supply unit (PSU) for LGA771-socket Intel® Xeon
Dual Core processors (Bensley platform).
• DO NOT forget to connect the 24+8-pin power plugs; otherwise, the system
will not boot up.
• Use of a PSU with a higher power output is recommended when conguring
a system with more power consuming devices. The system may become
unstable or may not boot up if the power is inadequate.
• You must install a PSU with a higher power rating if you intend to install
additional devices.
2-36Chapter 2: Hardware information
13. System panel connector (20-pin PANEL1; White)
DSAN-DX
®
PANEL1
PIN 1
POWERLED+NCPOWERLED-
MLED+
MLED-NC+5V
GND
GND
SPKROUT
IDELED+
IDELED-
NMIBTN#
GND
POWERBTN#
GND
NC
RESETBTN#
GND
DSAN-DX System panel connector
This connector supports several chassis-mounted functions.
1. System power LED (3-pin PLED)
This 3-pin connector is for the system power LED. Connect the chassis
power LED cable to this connector. The system power LED lights up
when you turn on the system power, and blinks when the system is in
sleep mode.
2. Message LED (2-pin MLED)
This 2-pin connector is for the message LED cable that connects to
the front message LED. The message LED is controlled by Hardware
monitor to indicate an abnormal event occurance.
3. System warning speaker (4-pin SPEAKER)
This 4-pin connector is for the chassis-mounted system warning speaker.
The speaker allows you to hear system beeps and warnings.
4. Hard disk drive activity LED (2-pin IDE_LED)
This 2-pin connector is for the HDD Activity LED. Connect the HDD
Activity LED cable to this connector. The IDE LED lights up or ashes
when data is read from or written to the HDD.
5. ATX power button/soft-off button (2-pin PWRSW)
This connector is for the system power button. Pressing the power
button turns the system on or puts the system in sleep or soft-off mode
depending on the BIOS settings. Pressing the power switch for more
than four seconds while the system is ON turns the system OFF.
This 2-pin connector is for the chassis-mounted reset button for system
reboot without turning off the system power.
This connector is for additional front panel features including front panel SMB,
locator LED and switch, chassis intrusion, and LAN LEDs.
1. Front panel SMB (6-1 pin FPSMB)
These leads connect the front panel SMBus cable.
2. LAN activity LED (2-pin LAN1_LED, LAN2_LED)
These leads are for Gigabit LAN activity LEDs on the front panel.
3. Chassis intrusion (4-1 pin CHASSIS)
These leads are for the intrusion detection feature for chassis with
intrusion sensor or microswitch. When you remove any chassis
component, the sensor triggers and sends a high-level signal to these
leads to record a chassis intrusion event. The default setting is short
CASEOPEN and GND pin by jumper cap to disable the function.
4. Locator LED (2-pin LOCATORLED1 and 2-pin LOCATORLED2)
These leads are for the locator LED1 and LED2 on the front panel.
Connect the Locator LED cables to these 2-pin connector. The LEDs will
light up when the Locator button is pressed.
5. Locator Button/Swich (2-pin LOCATORBTN)
These leads are for the locator button on the front panel. This button
queries the state of the system locator.
2-38Chapter 2: Hardware information
This chapter describes the power up
sequence, and ways of shutting down the
system.
Powering up
3
Chapter summary
3
3.1 Starting up for the rst time ........................................................ 3-1
3.2 Turning off the computer ............................................................. 3-2
ASUS DSAN-DX
3.1 Starting up for the rst time
1. After making all the connections, replace the system case cover.
2. Be sure that all switches are off.
3. Connect the power cord to the power connector at the back of the system
chassis.
4. Connect the power cord to a power outlet that is equipped with a surge
protector.
5. Turn on the devices in the following order:
a. Monitor
b. System power
6. After applying power, the system power LED on the system front panel case
lights up. For systems withATX power supplies, the system LED lights up
when you press the ATX power button. If your monitor complies with “green”
standards or if it has a “power standby” feature, the monitor LED may light up
or switch between orange and green after the system LED turns on.
The system then runs the power-on self tests or POST. While the tests are
running, the BIOS beeps (see BIOS beep codes table below) or additional
messages appear on the screen. If you do not see anything within 30
seconds from the time you turned on the power, the system may have failed a
power-on test. Check the jumper settings and connections or call your retailer
for assistance.
AMI BIOS
BIOS BeepDescription
One short beepVGA detected
One continuous beep followed by two
short beeps then a pause (repeated)
One continuous beep followed by three
short beeps
One continuous beep followed by four
short beeps
Quick boot set to disabled
No keyboard detected
No memory detected
No VGA detected
Hardware component failure
7. At power on, hold down the <Delete> key to enter the BIOS Setup. Follow the
instructions in Chapter 4.
ASUS DSAN-DX3-1
3.2 Turning off the computer
3.2.1 Using the OS shut down function
If you are using Windows® 2003:
1. Click the
2. Make sure that the
button to shut down the computer.
3. The power supply should turn off after Windows® shuts down.
If you are using Windows® XP:
1. Click the
2. Click the
3. The power supply should turn off after Windows® shuts down.
button then click
Start
Shut Down
button then select
Start
Turn Off
button to shut down the computer.
Shut Down
option button is selected, then click the OK
Turn Off
...
Computer.
3.2.2 Using the dual function power switch
While the system is ON, pressing the power switch for less than four seconds puts
the system to sleep mode or to soft-off mode, depending on the BIOS setting.
Pressing the power switch for more than four seconds lets the system enter the
soft-off mode regardless of the BIOS setting.
3-2Chapter 3: Powering up
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
4
Chapter summary
4
4.1 Managing and updating your BIOS ............................................ 4-1
4.2 BIOS setup program .................................................................... 4-6
4.3 Main menu .................................................................................... 4-9
4.4 Advanced menu ......................................................................... 4-13
4.5 Server menu ............................................................................... 4-21
4.6 Power menu ................................................................................ 4-23
4.7 Boot menu .................................................................................. 4-27
4.8 Exit menu .................................................................................... 4-31
ASUS DSAN-DX
4.1 Managing and updating your BIOS
The following utilities allow you to manage and update the motherboard Basic
Input/Output System (BIOS) setup:
1.
AFUDOS utility
disk.)
2.
ASUS CrashFree BIOS 3
when the BIOS le fails or gets corrupted.)
Refer to the corresponding sections for details on these utilities.
Save a copy of the original motherboard BIOS le to a bootable oppy disk in
case you need to restore the BIOS in the future. Copy the original motherboard
BIOS using the ASUS Update or AFUDOS utilities.
(Updates the BIOS in DOS mode using a bootable oppy
(To recover the BIOS using a bootable oppy disk
4.1.1 Creating a bootable oppy disk
1. Do either one of the following to create a bootable oppy disk.
DOS environment
a. Insert a 1.44MB oppy disk into the drive.
b. At the DOS prompt, type
Windows® XP/2003 environment
a. Insert a 1.44 MB oppy disk to the oppy disk drive.
b. Click
c. Select the
d. Right click
Floppy Disk
e. Select
then click
from the Windows® desktop, then select
Start
3 ½ Floppy Drive
from the menu, then select
File
window appears.
Create an MS-DOS startup disk
.
Start
format A:/S
icon.
then press <Enter>.
My Computer
Format. A Format 3½
from the format options eld,
.
ASUS DSAN-DX4-1
4.1.2 AFUDOS utility
The AFUDOS utility allows you to update the BIOS le in DOS environment using
a bootable oppy disk with the updated BIOS le. This utility also allows you to
copy the current BIOS le that you can use as backup when the BIOS fails or gets
corrupted during the updating process.
Copying the current BIOS
To copy the current BIOS le using the AFUDOS utility:
• Make sure that the oppy disk is not write-protected and has at least 1024
KB free space to save the le.
• The succeeding BIOS screens are for reference only. The actual BIOS
screen displays may not be the same as shown.
1. Copy the AFUDOS utility (afudos.exe) from the motherboard support CD to
the bootable oppy disk you created earlier.
2. Boot the system in DOS mode, then at the prompt type:
afudos /o[lename]
where the [lename] is any user-assigned lename not more than eight
alphanumeric characters for the main lename and three alphanumeric
characters for the extension name.
A:\>afudos /oOLDBIOS1.rom
Main lenameExtension name
3. Press <Enter>. The utility copies the current BIOS le to the oppy disk.
A:\>afudos /oOLDBIOS1.rom
AMI Firmware Update Utility - Version 1.19(ASUS V2.07(03.11.24BB))
Copyright (C) 2002 American Megatrends, Inc. All rights reserved.
Reading ash ..... done
Write to le...... ok
A:\>
The utility returns to the DOS prompt after copying the current BIOS le.
4-2Chapter 4: BIOS setup
Updating the BIOS le
To update the BIOS le using the AFUDOS utility:
1. Visit the ASUS website (www.asus.com) and download the latest BIOS le for
the motherboard. Save the BIOS le to a bootable oppy disk.
Write the BIOS lename on a piece of paper. You need to type the exact BIOS
lename at the DOS prompt.
2. Copy the AFUDOS utility (afudos.exe) from the motherboard support CD to
the bootable oppy disk you created earlier.
3. Boot the system in DOS mode, then at the prompt, type:
afudos /i[lename]
where [lename] is the latest or the original BIOS le on the bootable oppy
disk, then press <Enter>.
A:\>afudos /i8036A0.ROM
The utility veries the le, then starts updating the BIOS le.
A:\>afudos /i8036A0.ROM
AMI Firmware Update Utility - Version 1.19(ASUS V2.07(03.11.24BB))
Copyright (C) 2002 American Megatrends, Inc. All rights reserved.
WARNING!! Do not turn off power during ash BIOS
Reading le ....... done
Reading ash ...... done
Advance Check ......
Erasing ash ...... done
Writing ash ...... 0x0008CC00 (9%)
DO NOT shut down or reset the system while updating the BIOS to prevent
system boot failure!
ASUS DSAN-DX4-3
5. The utility returns to the DOS prompt after the BIOS update process is
completed. Reboot the system from the hard disk drive.
A:\>afudos /i8036A0.ROM
AMI Firmware Update Utility - Version 1.19(ASUS V2.07(03.11.24BB))
Copyright (C) 2002 American Megatrends, Inc. All rights reserved.
WARNING!! Do not turn off power during ash BIOS
Reading le ....... done
Reading ash ...... done
Advance Check ......
Erasing ash ...... done
Writing ash ...... done
Verifying ash .... done
Please restart your computer
A:\>
Updating the BIOS le using a USB ash drive
If you have not purchased a USB oppy disk drive, you may update the BIOS le
using a USB ash drive. Format the USB ash drive to FAT16 or 32 system le
before updating the BIOS.
To format the USB ash drive to a FAT32/16 system le:
1. Insert the USB ash drive to an available USB port.
2. From the Windows desktop, click
3. Right-click the USB ash drive icon, then select
4. From the
File system
eld, select
button.
, then select
Start
FAT32
or
My Computer
Format
, then click the
FAT16
.
from the menu.
Start
To update the BIOS le:
1. Copy the original or the latest BIOS le and the AFUDOS utility (afudos.exe)
to the USB ash drive.
2. Insert the USB ash drive to an available USB port, then place the
motherboard support CD to the optical drive.
3. Boot the system from the support CD, then select the
.
prompt
FreeDOS command
4. At the DOS prompt, replace the prompt with the USB ash disk drive letter,
then type:
afudos /i[lename].
3. Follow the instructions in the previous section to update the BIOS le.
4-4Chapter 4: BIOS setup
4.1.3 ASUS CrashFree BIOS 3 utility
The ASUS CrashFree BIOS 3 is an auto recovery tool that allows you to restore
the BIOS le when it fails or gets corrupted during the updating process. You can
update a corrupted BIOS le using a oppy disk or a USB ash drive that contains
the updated BIOS le.
Prepare a oppy disk or a USB ash drive containing the updated motherboard
BIOS before using this utility.
Recovering the BIOS from a oppy disk
To recover the BIOS from a oppy disk:
1. Turn the system.
2. Insert the oppy disk with the original or updated BIOS le to the oppy disk
drive.
3. The utility will automatically recover the BIOS. It resets the system when the
BIOS recovery nished.
Recovering the BIOS from a USB ash drive
To recover the BIOS from a USB ash drive:
1. Remove any oppy disk from the oppy disk drive and turn the system.
2. Insert the USB ash drive with the original or updated BIOS le to one USB
port on the system.
3. The utility will automatically recover the BIOS. It resets the system when the
BIOS recovery nished.
DO NOT shut down or reset the system while recovering the BIOS! Doing so
would cause system boot failure!
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 le.
ASUS DSAN-DX4-5
4.2 BIOS setup program
This motherboard supports a programmable Low-Pin Count (LPC) chip that you
can update using the provided utility described in section
updating your BIOS
.
Use the BIOS Setup program when you are installing a motherboard, reconguring
your system, or prompted to “Run Setup.” This section explains how to congure
your system using this utility.
Even if you are not prompted to use the Setup program, you can change the
conguration of your computer in the future. For example, you can enable the
security password feature or change the power management settings. This
requires you to recongure your system using the BIOS Setup program so that the
computer can recognize these changes and record them in the CMOS RAM of the
LPC chip.
The LPC chip on the motherboard stores the Setup utility. When you start up the
computer, the system provides you with the opportunity to run this program. Press
<Del> during the Power-On Self-Test (POST) to enter the Setup utility; otherwise,
POST continues with its test routines.
If you wish to enter Setup after POST, restart the system by pressing
<Ctrl+Alt+Delete>, or by pressing the reset button on the system chassis. You can
also restart by turning the system off and then back on. Do this last option only if
the rst two failed.
The Setup program is designed to make it as easy to use as possible. Being a
menu-driven program, it lets you scroll through the various sub-menus and make
your selections from the available options using the navigation keys.
4.1 Managing and
• The default BIOS settings for this motherboard apply for most conditions
to ensure optimum performance. If the system becomes unstable after
changing any BIOS settings, load the default settings to ensure system
compatibility and stability. Select the
Exit Menu. See section
• The BIOS setup screens shown in this section are for reference purposes
only, and may not exactly match what you see on your screen.
• Visit the ASUS website (www.asus.com) to download the latest BIOS le for
this motherboard.
4-6Chapter 4: BIOS setup
4.8 Exit Menu
Load Setup Defaults
.
item under the
4.2.1 BIOS menu screen
Menu bar
Main Advanced Server Power Boot Exit
System Time [13:44:30]
System Date [Tue, 10/11/2007]
Legacy Diskette [1.44 MB, 3.5 in.]
v02.61 (C)Copyright 1985-2008, American Megatrends, Inc.
Sub-menu items
Conguration eldsMenu items
BIOS SETUP UTILITY
General help
Use [ENTER], [TAB]
or [SHIFT-TAB] to
select a eld.
Use [+] or [-] to
congure system Date.
←→ Select Screen
↑↓ Select Item
+- Change Field
Tab Select Field
F1 General Help
F10 Save and Exit
ESC Exit
Navigation keys
4.2.2 Menu bar
The menu bar on top of the screen has the following main items:
Main For changing the basic system conguration
Advanced For changing the advanced system settings
Server For changing the advanced server settings
Power For changing the advanced power management (APM)
conguration
Boot For changing the system boot conguration
Exit For selecting the exit options and loading default
settings
To select an item on the menu bar, press the right or left arrow key on the keyboard
until the desired item is highlighted.
4.2.3 Navigation keys
At the bottom right corner of a menu screen are the navigation keys for that
particular menu. Use the navigation keys to select items in the menu and change
the settings.
Some of the navigation keys differ from one screen to another.
ASUS DSAN-DX4-7
4.2.4 Menu items
The highlighted item on the
menu bar displays the specic
items for that menu. For
example, selecting Main shows
the Main menu items.
The other items (Advanced,
Power, Boot, and Exit) on the
menu bar have their respective
menu items.
System Time [11:17:09]
System Date [Tue 01/22/2008]
Legacy Diskette A [1.44 MB 3.5 in.]
A solid triangle before each item on any menu screen means that the item has a
sub-menu. To display the sub-menu, select the item and press <Enter>.
4.2.6 Conguration elds
These elds show the values for the menu items. If an item is user-congurable,
you can change the value of the eld opposite the item. You cannot select an item
that is not user-congurable.
A congurable eld is enclosed in brackets, and is highlighted when selected. To
change the value of a eld, select it then press <Enter> to display a list of options.
Refer to 4.2.7 Pop-up window.
4.2.7 Pop-up window
Select a menu item then press <Enter> to display a pop-up window with the
conguration options for that item.
4.2.8 Scroll bar
A scroll bar appears on the right side of a
menu screen when there are items that do
not t on the screen. Press the Up/Down
arrow keys or <Page Up> /<Page Down>
keys to display the other items on the
screen.
Pop-up window
Scroll bar
4.2.9 General help
At the top right corner of the menu screen is a brief description of the selected
item.
4-8Chapter 4: BIOS setup
4.3 Main menu
When you enter the BIOS Setup program, the Main menu screen appears, giving
you an overview of the basic system information.
Refer to section 4.2.1 BIOS menu screen for information on the menu screen
items and how to navigate through them.
Main Advanced Server Power Boot Exit
System Time [13:44:30]
System Date [Tue, 10/11/2007]
Legacy Diskette A [1.44 MB, 3.5 in.]
The BIOS automatically detects the connected IDE devices. There is a separate
sub-menu for each IDE device. Select a device item, then press <Enter> to display
the IDE device information.
The PATA device is for ODD (optical disk drive) only.
Type [Auto]
LBA/Large Mode [Auto]
Block(Multi-Sector Transfer)M [Auto]
PIO Mode [Auto]
DMA Mode [Auto]
S.M.A.R.T. [Auto]
32Bit Data Transfer [Enabled]
v02.61 (C)Copyright 1985-2008, American Megatrends, Inc.
BIOS SETUP UTILITY
Select the type
of device connected
to the system.
←→ Select Screen
↑↓ Select Item
+- Change Option
F1 General Help
F10 Save and Exit
ESC Exit
The BIOS automatically detects the values opposite the dimmed items (Device,
Vendor, Size, LBA Mode, Block Mode, PIO Mode, Async DMA, Ultra DMA, and
S.M.A.R.T. monitoring). These values are not user-congurable. These items show
N/A if no IDE device is installed in the system.
Type [Auto]
Selects the type of IDE drive. Setting to [Auto] allows automatic selection of the
appropriate IDE device type. Select [CDROM] if you are specically conguring a
CD-ROM drive. Select [ARMD] (ATAPI Removable Media Device) if your device is
either a ZIP, LS-120, or MO drive.
Enables or disables the LBA mode. Setting to [Auto] enables the LBA mode if the
device supports this mode, and if the device was not previously formatted with LBA
Enables or disables data multi-sectors transfers. When set to [Auto], the data
transfer from and to the device occurs multiple sectors at a time if the device
supports multi-sector transfer feature. When set to [Disabled], the data transfer
from and to the device occurs one sector at a time.
Sets the conguration for the Serial ATA connectors supported by the
Southbridge chip. Conguration options: [IDE] [RAID] [AHCI]
If you want to create a RAID 0, RAID 1, RAID 5, RAID 10, or the Intel
Storage Technology conguration from the Serial ATA hard disk drives, set
this item to [RAID].
If you want to use the Serial ATA hard disk drives as Parallel ATA physical
storage devices, keep the default setting [IDE].
If you want the Serial ATA hard disk drives to use the Advanced Host Controller
Interface (AHCI), set this item to [AHCI]. The [AHCI] option allows the onboard
storage driver to enable advanced Serial ATA features that increases storage
performance on random workloads by allowing the drive to internally optimize
the order of commands.
BIOS SETUP UTILITY
Options
Disabled
Compatible
Enhanced
←→ Select Screen
↑↓ Select Item
+- Change Field
F1 General Help
F10 Save and Exit
ESC Exit
®
Matrix
Hard Disk Write Protect [Disabled]
Disables or enables device write protection. This will be effective only if device is
accessed through BIOS. Conguration option: [Disabled] [Enabled]
4-12Chapter 4: BIOS setup
4.3.6 System Information
This menu gives you an overview of the general system specications. The BIOS
automatically detects the items in this menu.
Main
System Information
AMIBIOS
Version : 0111
Build Date: 01/25/08
Processor
Speed : 1866MHz
Count : 1
System Memory
Usable Size : 2048MB
v02.61 (C)Copyright 1985-2008, American Megatrends, Inc.
AMIBIOS
Displays the auto-detected BIOS information.
Processor
Displays the auto-detected CPU specication.
System Memory
Displays the auto-detected system memory.
BIOS SETUP UTILITY
←→ Select Screen
↑↓ Select Item
F1 General Help
F10 Save and Exit
ESC Exit
4.4 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
eld values can cause the system to malfunction.
Main Advanced Server Power Boot Exit
USB Conguration
CPU Conguration
Chipset
Onboard Devices Conguration
PCIPnP
v02.61 (C)Copyright 1985-2008, American Megatrends, Inc.
ASUS DSAN-DX4-13
BIOS SETUP UTILITY
Congure the USB
support.
←→ Select Screen
↑↓ Select Item
Enter Go to Sub Screen
F1 General Help
F10 Save and Exit
ESC Exit
4.4.1 USB Conguration
The items in this menu allows you to change the USB-related features. Select an
item then press <Enter> to display the conguration options.
Advanced
USB Conguration
Module Version - 2.24.3-13.4
USB Devices Enabled:
None
USB Functions [Enabled]
Legacy USB Support [Enabled]
USB 2.0 Controller Mode [HiSpeed]
BIOS EHCI Hand-Off [Enabled]
v02.61 (C)Copyright 1985-2008, American Megatrends, Inc.
The USB Devices Enabled item shows the auto-detected values. If no USB
device is detected, the item shows None.
USB Functions [Enabled]
Allows you to enable the USB host controller.
Conguration options: [Disabled] [Enabled]
The following item appears only when you set USB Function to [Enabled].
BIOS SETUP UTILITY
Options
Disabled
Enabled
←→ Select Screen
↑↓ Select Item
+- Change Option
F1 General Help
F10 Save and Exit
ESC Exit
Legacy USB Support [Enabled]
Allows you to enable or disable support for legacy USB devices. Setting to [Auto]
allows the system to detect the presence of USB devices at startup. If detected,
the USB controller legacy mode is enabled. If no USB device is detected, the
legacy USB support is disabled. Conguration options: [Disabled] [Enabled] [Auto]
The following item appears only when you set USB Function to [Enabled].
USB 2.0 Controller Mode [HiSpeed]
Allows you to set the USB 2.0 controller to HiSpeed (480Mbps) or FullSpeed
Enables or disables the BIOS EHCI hand-off support.
Conguration options: [Disabled] [Enabled]
4-14Chapter 4: BIOS setup
4.4.2 CPU Conguration
The items in this menu show the CPU-related information that the BIOS
automatically detects. Some items may not appear if you CPU does not support
the related functions.
Advanced
Congure advanced CPU settings
Module Version:3F.06
Manufacturer:Intel
Brand String:Intel(R) Xeon(R)2 CPU 5120
Frequency :1.86GHz
FSB Speed :1066 MHz
Cache L1 :64 KB
Cache L2 :4096 KB
Ratio Status:Unlocked (Max:07, Min:06)
Ratio Actual Value: 7
Ratio CMOS Setting [7]
C1E Support [Enabled]
Hardware Prefetcher [Enabled]
Adjacent Cache Line Prefetch [Enabled]
Max CPUID Value Limit [Disabled]
Intel(R) Virtualization Tech [Enabled]
Execute-Disable Bit Capability [Enabled]
Core Multi-Processing [Enabled]
v02.61 (C)Copyright 1985-2008, American Megatrends, Inc.
Scroll down for more items.
Intel(R) SpeedStep(tm) tech. [Enabled]
v02.61 (C)Copyright 1985-2008, American Megatrends, Inc.
Ratio CMOS Setting [7]
Whether this item is congurable depends on your CPU type. The valid value
ranges differently according to your CPU type. If this item is congurable,
enter the value using the numeric keypad. This item is available only when
Intel SpeedStep technology is disabled.
BIOS SETUP UTILITY
Sets the ratio between
CPU Core Clock and the
FSB Frequency.
Note:If an invalid
ratio is set in CMOS
then actual and
setpoint values may
differ.
←→ Select Screen
↑↓ Select Item
+- Change Option
F1 General Help
F10 Save and Exit
ESC Exit
C1E Support [Enabled]
Allows you to enable or disable C1E support.
Conguration options: [Disabled] [Enabled]
Hardware Prefetcher [Enabled]
Enable this item to use the Hardware Prefetcher Disable Feature.
Conguration options: [Disabled] [Enabled]
*Adjacent Cache Line Prefetch [Enabled]
Enable this item to use the Adjacent Cache Line Prefetch Disable Feature.
Conguration options: [Disabled] [Enabled]
ASUS DSAN-DX4-15
Max CPUID Value Limit [Disabled]
Setting this item to [Enabled] allows legacy operating systems to boot even without
support for CPUs with extended CPUID functions.
Conguration options: [Disabled] [Enabled]
Intel(R) Virtualization Tech [Enabled]
The Vanderpool Virtualization Technology allows a hardware platform to run
multiple operating systems separately, enabling one system to virtually function as
several systems. Conguration options: [Disabled] [Enabled]
Execute-Disable Bit Capability [Enabled]
Allows you to enable or disable the No-Execution Page Protection Technology.
Setting this item to [Disabled] forces the XD feature ag to always return to zero
(0). Conguration options: [Disabled] [Enabled]
Core Multi-Processing [Enabled]
Conguration options: [Disabled] [Enabled]
Intel(R) SpeedStep(tm) tech. [Enabled]
Allows you to enable or disable the Intel SpeedStep Technology. Refer to the
Appendix for more information on the Intel SpeedStep Technology.
Conguration options: [Disabled] [Enabled]
Items above with * mark are for technical personnel to debug only.
4-16Chapter 4: BIOS setup
4.4.3 Chipset
The Chipset conguration menu allows you to change advanced chipset settings.
Select an item then press <Enter> to display the sub-menu.
Advanced
Advanced Chipset Settings
WARNING: Setting wrong values in below sections
may cause system to malfunction.
North Bridge Conguration
v02.61 (C)Copyright 1985-2008, American Megatrends, Inc.
BIOS SETUP UTILITY
Congure North Bridge
features.
←→ Select Screen
↑↓ Select Item
Enter Go to Sub Screen
F1 General Help
F10 Save and Exit
ESC Exit
North Bridge Conguration
The North Bridge Conguration menu allows you to change the Northbridge
Allows you to do the LAN Boot ROM conguration.
Conguration options: [Disabled] [Enabled]
ASUS DSAN-DX4-19
4.4.5 PCIPnP
The PCIPnP menu items allow you to change the advanced settings for PCI/PnP
devices. The menu includes setting IRQ and DMA channel resources for either
PCI/PnP or legacy ISA devices, and setting the memory size block for legacy ISA
devices.
Take caution when changing the settings of the PCI/PnP Conguration menu
items. Incorrect eld values can cause the system to malfunction.
Advanced
Advanced PCI/PnP Settings
WARNING: Setting wrong values in below sections
may cause system to malfunction.
Plug & Play O/S [No]
PCI Latency Timer [64]
Allocate IRQ to PCI VGA [Yes]
Palette Snooping [Disabled]
v02.61 (C)Copyright 1985-2008, American Megatrends, Inc.
BIOS SETUP UTILITY
NO: lets the BIOS
congure all the
devices in the
system. YES: lets
the operating system
congure Plug and
Play (PnP) devices not
required for boot if
your system has a Plug
and Play operating
system.
←→ Select Screen
↑↓ Select Item
+- Change Option
F1 General Help
F10 Save and Exit
ESC Exit
Plug And Play O/S [No]
When set to [No], BIOS congures all the devices in the system. When set to
[Yes] and if you install a Plug and Play operating system, the operating system
congures the Plug and Play devices not required for boot.
Conguration options: [No] [Yes]
PCI Latency Timer [64]
Allows you to select the value in units of PCI clocks for the PCI device latency
When set to [Yes], BIOS assigns an IRQ to PCI VGA card if the card requests for
an IRQ. When set to [No], BIOS does not assign an IRQ to the PCI VGA card even
if requested. Conguration options: [Yes] [No]
Palette Snooping [Disabled]
When set to [Enabled], the pallete snooping feature informs the PCI devices that
an ISA graphics device is installed in the system so that the latter can function
v02.61 (C)Copyright 1985-2008, American Megatrends, Inc.
BIOS SETUP UTILITY
Congure Remote
Access.
←→ Select Screen
↑↓ Select Item
+- Change Option
F1 General Help
F10 Save and Exit
ESC Exit
4.5.1 ASF Support [Enabled]
Allows you to enable or disable the ASF support.
Conguration options: [Disabled] [Enabled]
4.5.2 Remote Access Conguration
The items in this menu allows you to congure the Remote Access features. Select
an item then press <Enter> to display the conguration options.
Server
Congure Remote Access type and parameters
Remote Access [Enabled]
BIOS SETUP UTILITY
Select Remote Access
type.
Serial port number [COM2]
Base Address, IRQ [2F8h, 3]
Serial Port Mode [115200 8,n,1]
Flow Control [None]
Redirection After BIOS POST [Disabled]
Terminal Type [ANSI]
VT-UTF8 Combo Key Support [Enabled]
Sredir Memory Display Delay [No Delay]
v02.61 (C)Copyright 1985-2008, American Megatrends, Inc.
←→ Select Screen
↑↓ Select Item
+- Change Option
F1 General Help
F10 Save and Exit
ESC Exit
Remote Access [Enabled]
Enables or disables the remote access feature.
Conguration options: [Disabled] [Enabled]
The following items appear only when Remote Access is set to [Enabled].
ASUS DSAN-DX4-21
Serial port number [COM2]
Selects the serial port for console redirection.
Conguration options: [COM1] [COM2]
Base Address. IRQ [2F8h, 3]
This item is not user-congurable and changes with the conguration of
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
conguration options.
Main Advanced Server Power Boot Exit
ACPI 2.0 Support [Disabled]
ACPI APIC Support [Enabled]
APM Conguration
Hardware Monitor
v02.61 (C)Copyright 1985-2008, American Megatrends, Inc.
4.6.1 ACPI 2.0 Support [Disabled]
Species the Advanced Conguration and Power Interface (ACPI) version
supported. Conguration options: [Disabled] [Enabled]
4.6.2 ACPI APIC Support [Enabled]
Allows you to enable or disable the Advanced Conguration and Power Interface
(ACPI) support in the Advanced Programmable Interrupt Controller (APIC). When
set to Enabled, the ACPI APIC table pointer is included in the RSDT pointer list.
Conguration options: [Disabled] [Enabled]
BIOS SETUP UTILITY
Add additional tables
as per ACPI 2.0
specications.
←→ Select Screen
↑↓ Select Item
+- Change Option
F1 General Help
F10 Save and Exit
ESC Exit
ASUS DSAN-DX4-23
4.6.3 APM Conguration
Power
Restore on AC Power Loss [Power Off]
Power On By External Modems [Disabled]
Power On by PME [Disabled]
Power On By RTC Alarm [Disabled]
v02.61 (C)Copyright 1985-2008, American Megatrends, Inc.
BIOS SETUP UTILITY
<Enter> to select
whether or not to
restart the system
after AC power loss
←→ Select Screen
↑↓ Select Item
+- Change Option
F1 General Help
F10 Save and Exit
ESC Exit
Restore on AC Power Loss [Power Off]
When set to [Power Off], the system goes into off state after an AC power loss.
When set to [Power On], the system will reboot after an AC power loss. When set
to [Last State], the system goes into either off or on state, whatever the system
state was before the AC power loss.
This allows either settings of [Enabled] or [Disabled] for powering up the computer
when the external modem receives a call while the computer is in Soft-off mode.
Conguration options: [Disabled] [Enabled]
Resume On PME [Disabled]
When set to [Enabled], the system enables the PME to generate a wake event
while the computer is in Soft-off mode.
Conguration options: [Disabled] [Enabled]
Resume On RTC Alarm [Disabled]
Allows you to enable or disable RTC to generate a wake-up event.
FAN Control Mode [SmartFan II Mode]
CPU1 TargetTemp Value [ 55]
CPU1 TargetTemp Value [ 55]
System1 TargetTemp Value [ 55]
System2 TargetTemp Value [ 55]
v02.61 (C)Copyright 1985-2008, American Megatrends, Inc.
BIOS SETUP UTILITY
Scroll down for more items.
VCOREA Voltage :0.096 V
VCOREB Voltage :1.328 V
Vtt Voltage :1.216 V
VSEN1 :1.504 V
VSEN2 :1.792 V
3VSEN :3.328 V
12VSEN :12.288 V
5VDD :4.920 V
5VSB :4.944 V
VBAT :3.136 V
v02.61 (C)Copyright 1985-2008, American Megatrends, Inc.
TD conguration
mode setting
←→ Select Screen
↑↓ Select Item
+- Change Option
F1 General Help
F10 Save and Exit
ESC Exit
←→ Select Screen
↑↓ Select Item
+- Change Option
F1 General Help
F10 Save and Exit
ESC Exit
CPU1/CPU2 [xxxºC/xxxºF]
System1/2 [xxxºC/xxxºF]
The onboard hardware monitor automatically detects and displays the motherboard
and CPU temperatures. Select [Ignored] if you do not wish to display the detected
temperatures. The CPU2 Temperature shows N/A if no processor is installed in
CPU2 socket.
CPU FAN1/2; FRN FAN1/2/3/4; REAR FAN1/2 [xxxxRPM] or [N/A]
The onboard hardware monitor automatically detects and displays the CPU, front,
and rear fan speed in rotations per minute (RPM). If the fan is not connected to the
motherboard, the eld shows N/A.
ASUS DSAN-DX4-25
FAN Control Mode [SmartFan II Mode]
Allows you to enable or disable the ASUS Smart Fan feature that smartly adjusts
the fan speeds for more efcient system operation.
Conguration options: [SmartFan Mode] [SmartFan II Mode] [Manual Mode]
The following items appear only when you set FAN Control Mode to
[SmartFan Mode] or [SmartFan II Mode].
CPU1 TargetTemp Value [ 55]
Allows you to set the CPU1 target temperature.
Conguration options: [18]–[85]
CPU2 TargetTemp Value [ 55]
Allows you to set the CPU2 target temperature.
Conguration options: [18]–[85]
System1 TargetTemp Value [ 55]
Allows you to set the system1 target temperature.
Conguration options: [18]–[80]
System2 TargetTemp Value [ 55]
Allows you to set the system2 target temperature.
Conguration options: [18]–[80]
The following item appears only when you set the FAN Control Mode to
[Manual Mode]
FAN Control (%) [100]
Allows you to set the fan control ratio. Use the numeric keys to enter or <+>
<-> keys to change the fan ratio. Conguration options: [0]–[100]
The onboard hardware monitor automatically detects the voltage output through
the onboard voltage regulators. The VCOREB item shows N/A if no processor is
installed in CPU2 socket.
4-26Chapter 4: BIOS setup
4.7 Boot menu
The Boot menu items allow you to change the system boot options. Select an item
then press <Enter> to display the sub-menu.
Main Advanced Server Power Boot Exit
Boot Device Priority
Boot Settings Conguration
Security
v02.61 (C)Copyright 1985-2008, American Megatrends, Inc.
A virtual oppy disk
drive (Floppy Drive B:
) may appear when you
set the CD-ROM drive
as the rst boot
device.
←→ Select Screen
↑↓ Select Item
Enter Go to Sub Screen
F1 General Help
F10 Save and Exit
ESC Exit
Species the Boot
Device Priority
sequence.
A device enclosed
in parenthesis has
been disabled in the
corresponding type
menu.
←→ Select Screen
↑↓ Select Item
+- Change Option
F1 General Help
F10 Save and Exit
ESC Exit
v02.61 (C)Copyright 1985-2008, American Megatrends, Inc.
1st ~ xxth Boot Device [XXXXXXX]
These items specify the boot device priority sequence from the available devices.
The number of device items that appears on the screen depends on the number of
devices installed in the system. Conguration options: [xxxxx Drive] [Disabled]
ASUS DSAN-DX4-27
4.7.2 Boot Settings Conguration
Main Advanced Server Security Boot Exit
Boot Settings Conguration
Quick Boot [Enabled]
Full Screen Logo [Enabled]
AddOn ROM Display Mode [Force BIOS]
Bootup Num-Lock [On]
PS/2 Mouse Support [Auto]
Wait For ‘F1‘ If Error [Enabled]
Hit ‘DEL‘ Message Display [Enabled]
Interrupt 19 Capture [Enabled]
v02.61 (C)Copyright 1985-2008, American Megatrends, Inc.
Quick Boot [Enabled]
Enabling this item allows the BIOS to skip some power on self tests (POST) while
booting to decrease the time needed to boot the system. When set to [Disabled],
BIOS performs all the POST items.
Conguration options: [Disabled] [Enabled]
Full Screen Logo [Enabled]
Allows you to enable or disable the full screen logo display feature.
Conguration options: [Disabled] [Enabled]
Set this item to [Enabled] to use the ASUS MyLogo2™ feature.
BIOS SETUP UTILITY
Allows BIOS to skip
certain tests while
booting. This will
decrease the time
needed to boot the
system.
←→ Select Screen
↑↓ Select Item
+- Change Option
F1 General Help
F10 Save and Exit
ESC Exit
AddOn ROM Display Mode [Force BIOS]
Allows you to set the display mode for Options ROM.
Conguration options: [Force BIOS] [Keep Current]
Bootup Num-Lock [On]
Allows you to select the power-on state for the NumLock.
Conguration options: [Off] [On]
PS/2 Mouse Support [Auto]
Allows you to enable or disable support for PS/2 mouse.
Conguration options: [Disabled] [Enabled] [Auto]
Wait For ‘F1‘ If Error [Enabled]
When set to [Enabled], the system waits for the <F1> key to be pressed when error
When set to [Enabled], the system displays the message “Press DEL to run Setup”
during POST. Conguration options: [Disabled] [Enabled]
4-28Chapter 4: BIOS setup
Interrupt 19 Capture [Enabled]
When set to [Enabled], this function allows the option ROMs to trap Interrupt 19.
Conguration options: [Disabled] [Enabled]
4.7.3 Security
The Security menu items allow you to change the system security settings. Select
an item then press <Enter> to display the conguration options.
Main Advanced Server Power Boot Tools Exit
Security Settings
Supervisor Password : Not Installed
User Password : Not Installed
Change Supervisor Password
Change User Password
v02.61 (C)Copyright 1985-2008, American Megatrends, Inc.
Change Supervisor Password
Select this item to set or change the supervisor password. The Supervisor
Password item on top of the screen shows the default Not Installed. After you set
a password, this item shows Installed.
To set a Supervisor Password:
BIOS SETUP UTILITY
<Enter> to change
password.
<Enter> again to
disable password.
←→ Select Screen
↑↓ Select Item
Enter Change
F1 General Help
F10 Save and Exit
ESC Exit
1. Select the Change Supervisor Password item and press <Enter>.
2. From the password box, type a password composed of at least six letters
and/or numbers, then press <Enter>.
3. Conrm the password when prompted.
The message “Password Installed” appears after you successfully set your
password.
To change the supervisor password, follow the same steps as in setting a user
password.
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 2.6 Jumper for information on how to
erase the RTC RAM.
ASUS DSAN-DX4-29
After you have set a supervisor password, the other items appear to allow you to
change other security settings.
Main Advanced Server Power Boot Tools Exit
Supervisor Password : Installed
User Password : Not Installed
Change Supervisor Password
User Access Level [Full Access]
Change User Password
Password Check [Setup]
BIOS SETUP UTILITY
<Enter> to change
password.
<Enter> again to
disable password.
User Access Level [Full Access]
This item allows you to select the access restriction to the Setup items.
No Access prevents user access to the Setup utility.
View Only allows access but does not allow change to any eld.
Limited allows changes only to selected elds, such as Date and Time.
Full Access allows viewing and changing all the elds in the Setup utility.
Change User Password
Select this item to set or change the user password. The User Password item on
top of the screen shows the default Not Installed. After you set a password, this
item shows Installed.
To set a User Password:
1. Select the Change User Password item and press <Enter>.
2. On the password box that appears, type a password composed of at least six
letters and/or numbers, then press <Enter>.
3. Conrm the password when prompted.
The message “Password Installed” appears after you set your password
successfully.
To change the user password, follow the same steps as in setting a user password.
Password Check [Setup]
When set to [Setup], BIOS checks for user password when accessing the Setup
utility. When set to [Always], BIOS checks for user password both when accessing
Setup and booting the system. Conguration options: [Setup] [Always]
4-30Chapter 4: BIOS setup
4.8 Exit menu
The Exit menu items allow you to load the optimal or failsafe default values for the
BIOS items, and save or discard your changes to the BIOS items.
Main Advanced Server Power Boot Exit
Save Changes and Exit
Discard Changes and Exit
Discard Changes
Load Setup Defaults
v02.61 (C)Copyright 1985-2008, American Megatrends, Inc.
Pressing <Esc> does not immediately exit this menu. Select one of the options
from this menu or <F10> from the legend bar to exit.
Exit & Save Changes
Once you are nished 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. When you select this option, a conrmation window appears. Select YES to
save changes and exit.
BIOS SETUP UTILITY
Exit system setup
after saving the
changes.
F10 key can be used
for this operation.
←→ Select Screen
↑↓ Select Item
Enter Go to Sub Screen
F1 General Help
F10 Save and Exit
ESC Exit
If you attempt to exit the Setup program without saving your changes, the
program prompts you with a message asking if you want to save your changes
before exiting. Press <Enter> to save the changes while exiting.
Exit & Discard Changes
Select this option only if you do not want to save the changes that you made to
the Setup program. If you made changes to elds other than System Date, System
Time, and Password, the BIOS asks for a conrmation before exiting.
Discard Changes
This option allows you to discard the selections you made and restore the
previously saved values. After selecting this option, a conrmation appears. Select
YES to discard any changes and load the previously saved values.
Load Setup Defaults
This option allows you to load the default values for each of the parameters on the
Setup menus. When you select this option or if you press <F5>, a conrmation
window appears. Select YES to load default values. Select Exit & Save Changes
or make other changes before saving the values to the non-volatile RAM.
ASUS DSAN-DX4-31
4-32Chapter 4: BIOS setup
This chapter provides instructions for
setting up, creating, and conguring RAID
sets using the available utilities.
RAID
conguration
5
Chapter summary
5
5.1 Setting up RAID ............................................................................ 5-1
5.3 Intel® Matrix Storage Manager Option ROM Utility ................. 5-30
ASUS DSAN-DX
5.1 Setting up RAID
The motherboard comes with the following RAID solutions:
• LSI Software RAID Conguration Utility embeded in the Intel ICH9R
Southbridge supports Serial ATA hard disk drives and RAID0, RAID1, and
RAID10 congurations.
• Intel Matrix Storage Manager embeded in the Intel ICH9R Southbridge
supports Serial ATA hard disk drives and RAID0, RAID1, RAID10, and RAID5
conguration.
5.1.1 RAID denitions
(Data striping)
RAID 0
data in parallel, interleaved stacks. Two hard disks perform the same work as a
single drive but at a sustained data transfer rate, double that of a single disk alone,
thus improving data access and storage. Use of two new identical hard disk drives
is required for this setup.
(Data mirroring)
RAID 1
drive to a second drive. If one drive fails, the disk array management software
directs all applications to the surviving drive as it contains a complete copy of
the data in the other drive. This RAID conguration provides data protection and
increases fault tolerance to the entire system. Use two new drives or use an
existing drive and a new drive for this setup. The new drive must be of the same
size or larger than the existing drive.
RAID 10
data) having to be calculated and written. With the RAID 10 conguration you get
all the benets of both RAID 0 and RAID 1 congurations. Use four new hard disk
drives or use an existing drive and three new drives for this setup.
RAID 5
drives. Among the advantages of RAID 5 conguration include better HDD
performance, fault tolerance, and higher storage capacity. The RAID 5 conguration
is best suited for transaction processing, relational database applications,
enterprise resource planning, and other business systems. Use a minimum of three
identical hard disk drives for this setup.
is data striping and data mirroring combined without parity (redundancy
stripes both data and parity information across three or more hard disk
optimizes two identical hard disk drives to read and write
copies and maintains an identical image of data from one
If you want to boot the system from a hard disk drive included in a created RAID
set, copy rst the RAID driver from the support CD to a oppy disk before you
install an operating system to the selected hard disk drive.
ASUS DSAN-DX5-1
5.1.2 Installing hard disk drives
The motherboard supports Serial ATA for RAID set conguration. For optimal
performance, install identical drives of the same model and capacity when creating
a disk array.
To install the SATA hard disks for RAID conguration:
1. Install the SATA hard disks into the drive bays following the instructions in the
system user guide.
2. Connect a SATA signal cable to the signal connector at the back of each drive
and to the SATA connector on the motherboard.
3. Connect a SATA power cable to the power connector on each drive.
5.1.3 Setting the RAID item in BIOS
You must set the RAID item in the BIOS Setup before you can create a RAID set
from SATA hard disk drives attached to the SATA connectors supported by the
Intel® ICH9R Southbridge chip. To do this:
1. Enter the BIOS Setup during POST.
2. Go to the
3. Set the
4. Set the
5. Save your changes, then exit the BIOS Setup.
Main Menu
SATA#1 Conguration
Congure SATA#1 as
Refer to Chapter 4 for details on entering and navigating through the BIOS
Setup.
>
IDE Conguration
item to [Enhanced].
item to [RAID].
, then press <Enter>.
5.1.4 RAID conguration utilities
Depending on the RAID connectors that you use, you can create a RAID set using
the utilities embedded in each RAID controller. For example, use the
RAID Conguration Utility
Serial ATA hard disk drives on the Serial ATA connectors supported by the Intel®
ICH9R Southbridge.
Refer to the succeeding sections for details on how to use each RAID conguration
utility.
5-2Chapter 5: RAID conguration
or the
Intel® Matrix Storage Manager
LSI Software
if you installed
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