G31M-VS2 User Manual
Version 1.2 Published March 2010 Copyright2010 ASRock INC. All rights reserved.

Copyright Notice:

No part of this manual may be reproduced, transcribed, transmitted, or translated in any language, in any form or by any means, except duplication of documentation by the purchaser for backup purpose, without written consent of ASRock Inc. 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 identification or explanation and to the owners benefit, without intent to infringe.

Disclaimer:

Specifications and information contained in this manual are furnished for informational use only and subject to change without notice, and should not be constructed as a commitment by ASRock. ASRock assumes no responsibility for any errors or omissions that may appear in this manual. With respect to the contents of this manual, ASRock does not provide warranty of any kind, either expressed or implied, including but not limited to the implied warranties or conditions of merchantability or fitness for a particular purpose. In no event shall ASRock, its directors, officers, employees, or agents be liable for any indirect, special, incidental, or consequential damages (including damages for loss of profits, loss of business, loss of data, interruption of business and the like), even if ASRock has been advised of the possibility of such damages arising from any defect or error in the manual or product.
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. CALIFORNIA, USA ONLY The Lithium battery adopted on this motherboard contains Perchlorate, a toxic substance controlled in Perchlorate Best Management Practices (BMP) regulations passed by the California Legislature. When you discard the Lithium battery in California, USA, please follow the related regulations in advance. Perchlorate Material-special handling may apply, see www.dtsc.ca.gov/hazardouswaste/perchlorate ASRock Website: http://www.asrock.com

Contents

1 Introduction... 5
1.1 1.2 1.3 1.4 Package Contents... Specifications... Motherboard Layout.. I/O Panel... 10 11

2 Installation... 12

2.1 Screw Holes.. 12 2.2 Pre-installation Precautions.. 12 2.3 CPU Installation.. 13 2.4 Installation of Heatsink and CPU fan. 15 2.5 Installation of Memory Modules (DIMM).. 16 2.6 Expansion Slots (PCI and PCI Express Slots). 17 2.7 Jumpers Setup... 18 2.8 Onboard Headers and Connectors.. 20 2.9 SATAII Hard Disk Setup Guide.. 23 2.10 Serial ATA (SATA) / Serial ATAII (SATAII) Hard Disks Installation... 24 2.11 Driver Installation Guide... 24 2.12 Untied Overclocking Technology. 24
SETUP 3 BIOS S ETUP UTILITY.. 25
3.1 Introduction... 3.1.1 BIOS Menu Bar... 3.1.2 Navigation Keys.. 3.2 Main Screen.. 3.3 Smart Screen... 3.4 Advanced Screen.. 3.4.1 CPU Configuration.. 3.4.2 Chipset Configuration.. 3.4.3 ACPI Configuration.. 3.4.4 Storage Configuration... 3.4.5 PCIPnP Configuration.. 3.4.6 Super IO Configuration.. 3.4.7 USB Configuration.. 3.5 Hardware Health Event Monitoring Screen.. 3.6 Boot Screen.. 3.6.1 Boot Settings Configuration.. 3.7 Security Screen.. 3.8 Exit Screen... 41 42

4 Software Support.. 43

4.1 Install Operating System.. 4.2 Support CD Information... 4.2.1 Running Support CD.. 4.2.2 Drivers Menu.. 4.2.3 Utilities Menu... 4.2.4 Contact Information.. 43 43

Chapter 1 Introduction

Thank you for purchasing ASRock G31M-VS2 motherboard, a reliable motherboard produced under ASRocks consistently stringent quality control. It delivers excellent performance with robust design conforming to ASRocks commitment to quality and endurance. In this manual, chapter 1 and 2 contain introduction of the motherboard and step-by-step guide to the hardware installation. Chapter 3 and 4 contain the configuration guide to BIOS setup and information of the Support CD.
Because the motherboard specifications and the BIOS software might be updated, the content of this manual will be subject to change without notice. In case any modifications of this manual occur, the updated version will be available on ASRock website without further notice. You may find the latest VGA cards and CPU support lists on ASRock website as well. ASRock website http://www.asrock.com If you require technical support related to this motherboard, please visit our website for specific information about the model you are using. www.asrock.com/support/index.asp

* For detailed product information, please visit our website: http://www.asrock.com
WARNING Please realize that there is a certain risk involved with overclocking, including adjusting the setting in the BIOS, applying Untied Overclocking Technology, or using the thirdparty overclocking tools. Overclocking may affect your system stability, or even cause damage to the components and devices of your system. It should be done at your own risk and expense. We are not responsible for possible damage caused by overclocking.

CAUTION!

1. 2. 3. About the setting of Hyper Threading Technology, please check page 29. This motherboard supports Untied Overclocking Technology. Please read Untied Overclocking Technology on page 24 for details. This motherboard supports Dual Channel Memory Technology. Before you implement Dual Channel Memory Technology, make sure to read the installation guide of memory modules on page 16 for proper installation. 4. Due to the operating system limitation, the actual memory size may be less than 4GB for the reservation for system usage under Windows 7 / VistaTM / XP. For Windows OS with 64-bit CPU, there is no such limitation. The maximum shared memory size is defined by the chipset vendor and is subject to change. Please check Intel website for the latest information. Before installing SATAII hard disk to SATAII connector, please read the SATAII Hard Disk Setup Guide on page 23 to adjust your SATAII hard disk drive to SATAII mode. You can also connect SATA hard disk to SATAII connector 7. 8. directly. Power Management for USB 2.0 works fine under Microsoft Windows 7 64-bit / 7 / VistaTM 64-bit / VistaTM / XP 64-bit / XP SP1 or SP2. It is a user-friendly ASRock overclocking tool which allows you to surveil your system by hardware monitor function and overclock your hardware devices to get the best system performance under Windows environment. Please visit our website for the operation procedures of ASRock OC Tuner. ASRock website: http://www.asrock.com 9. Featuring an advanced proprietary hardware and software design, Intelligent Energy Saver is a revolutionary technology that delivers unparalleled power savings. In other words, it is able to provide exceptional power saving and improve power efficiency without sacrificing computing performance. Please visit our website for the operation procedures of Intelligent Energy Saver. ASRock website: http://www.asrock.com

on the bottom. In Advanced Options screen, select Independent Headphone, and click OK to save your change.

Chapter 2 Installation

G31M-VS2 is a Micro ATX form factor (8.9" x 6.7", 22.6 x 17.0 cm) motherboard. Before you install the motherboard, study the configuration of your chassis to ensure that the motherboard fits into it.
Make sure to unplug the power cord before installing or removing the motherboard. Failure to do so may cause physical injuries to you and damages to motherboard components.

2.1 Screw Holes

Place screws into the holes indicated by circles to secure the motherboard to the chassis.
Do not over-tighten the screws! Doing so may damage the motherboard.
2.2 Pre-installation Precautions
Take note of the following precautions before you install motherboard components or change any motherboard settings. 1. Unplug the power cord from the wall socket before touching any component. 2. To avoid damaging the motherboard components due to static electricity, NEVER place your motherboard directly on the carpet or the like. Also remember to use a grounded wrist strap or touch a safety grounded object before you handle components. 3. Hold components by the edges and do not touch the ICs. 4. Whenever you uninstall any component, place it on a grounded antistatic pad or in the bag that comes with the component.
Before you install or remove any component, ensure that the power 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.

2.3 CPU Installation

For the installation of Intel 775-LAND CPU, please follow the steps below.
775-Pin Socket Overview Before you insert the 775-LAND CPU into the socket, please check if the CPU surface is unclean or if there is any bent pin on the socket. Do not force to insert the CPU into the socket if above situation is found. Otherwise, the CPU will be seriously damaged.
CPU Marked Corner Step 1. Open the socket: Step 1-1. Disengaging the lever by depressing Lift Lever Up to 90 down and out on the Socket Marked Corner hook to clear retention tab.
Step 1-2. Rotate the load lever to fully open position at approximately 135 degrees. Step 1-3. Rotate the load plate to fully open position at approximately 100 degrees. Step 2. Insert the 775-LAND CPU: Step 2-1. Hold the CPU by the edges where are marked with black lines.

2.5 Installation of Memor y Modules (DIMM)
G31M-VS2 motherboard provides two 240-pin DDR2 (Double Data Rate 2) DIMM slots, and supports Dual Channel Memory Technology. For dual channel configuration, you always need to install two identical (the same brand, speed, size and chip-type) memory modules in the DDR2 DIMM slots to activate Dual Channel Memory Technology. Otherwise, it will operate at single channel mode.
1. 2. It is not allowed to install a DDR memory module into DDR2 slot; otherwise, this motherboard and DIMM may be damaged. If you install only one memory module or two non-identical memory modules, it is unable to activate the Dual Channel Memory Technology.

Installing a DIMM

Please make sure to disconnect power supply before adding or removing DIMMs or the system components.

Step 1. Step 2.

Unlock a DIMM slot by pressing the retaining clips outward. Align a DIMM on the slot such that the notch on the DIMM matches the break on the slot.

notch break

The DIMM only fits in one correct orientation. It will cause permanent damage to the motherboard and the DIMM if you force the DIMM into the slot at incorrect orientation.

Step 3.

Firmly insert the DIMM into the slot until the retaining clips at both ends fully snap back in place and the DIMM is properly seated.
2.6 Expansion Slots (PCI and PCI Express Slots)
There are 1 PCI slot and 1 PCI Express slot on this motherboard. PCI slot: PCI slot is used to install expansion card that has the 32-bit PCI interface. PCIE slot: PCIE1 (PCIE x16 slot) is used for PCI Express card with x16 lane width graphics card.
If you install the add-on PCI Express VGA card to PCIE1 (PCIE x16 slot), the onboard VGA will be disabled. If you install the add-on PCI Express VGA card to PCIE1 (PCIE x16 slot) and adjust the Internal Graphics Mode Select BIOS option to [Enabled, 1MB] or [Enabled, 8MB], the onboard VGA will be enabled, and the primary screen will be onboard VGA.
Installing an expansion card
Step 1. Before installing the expansion card, please make sure that the power supply is switched off or the power cord is unplugged. Please read the documentation of the expansion card and make necessary hardware settings for the card before you start the installation. Remove the bracket facing the slot that you intend to use. Keep the screws for later use. Align the card connector with the slot and press firmly until the card is completely seated on the slot. Fasten the card to the chassis with screws.

Step 2. Step 3. Step 4.

2.7 Jumpers Setup
The illustration shows how jumpers are setup. When the jumper cap is placed on pins, the jumper is Short. If no jumper cap is placed on pins, the jumper is Open. The illustration shows a 3-pin jumper whose pin1 and pin2 are Short when jumper cap is placed on these 2 pins. Jumper Setting PS2_USB_PWR1 2_3 1_2
Description Short pin2, pin3 to enable (see p.10 No. 1) +5VSB (standby) for PS/2 +5V +5VSB or USB wake up events. Note: To select +5VSB, it requires 2 Amp and higher standby current provided by power supply. Clear CMOS
(CLRCMOS1, 2-pin jumper) (see p.10 No. 18)

2-pin jumper

Note: CLRCMOS1 allows you to clear the data in CMOS. The data in CMOS includes system setup information such as system password, date, time, and system setup parameters. To clear and reset the system parameters to default setup, please turn off the computer and unplug the power cord from the power supply. After waiting for 15 seconds, use a jumper cap to short 2 pins on CLRCMOS1 for 5 seconds.
2.8 Onboard Headers and Connectors
Onboard headers and connectors are NOT jumpers. Do NOT place jumper caps over these headers and connectors. Placing jumper caps over the headers and connectors will cause permanent damage of the motherboard!
Primary IDE connector (Blue)
(39-pin IDE1, see p.10 No. 8)
connect the black end connect the blue end to the IDE devices to the motherboard 80-conductor ATA 66/100 cable Note: Please refer to the instruction of your IDE device vendor for the details. Serial ATAII Connectors
(SATAII_1: see p.10, No. 10) (SATAII_2: see p.10, No. 11) (SATAII_3: see p.10, No. 12) (SATAII_4: see p.10, No. 13)
SATAII_4 SATAII_3 SATAII_2 SATAII_1
These four Serial ATAII (SATAII) connectors support SATAII or SATA hard disk for internal storage devices. The current SATAII interface allows up to 3.0 Gb/s data transfer rate.
Serial ATA (SATA) Data Cable

(Optional)

Either end of the SATA data cable can be connected to the SATA / SATAII hard disk or the SATAII connector on the motherboard.

USB 2.0 Headers

(9-pin USB6_7) (see p.10 No. 17)
USB_PWR P-7 P+7 GND DUMMY

GND P+6 P-6 USB_PWR

Besides four default USB 2.0 ports on the I/O panel, there are two USB 2.0 headers on this motherboard. Each USB 2.0 header can support two USB 2.0 ports.
(9-pin USB4_5) (see p.10 No. 15)
USB_PWR P-5 P+5 GND DUMMY 1 GND P+4 P-4 USB_PWR

Print Port Header

(25-pin LPT1) (see p.10 No. 24)

AFD# ERROR# PINIT# SLIN#

This is an interface for print
SPD7 SPD6 ACK# SPD5 BUSY SPD4 PE SPD3 SLCT SPD2 SPD1 SPD0 STB#
port cable that allows convenient connection of printer devices.

Internal Audio Connector

(4-pin CD1) (CD1: see p.10 No. 22)

CD-L GND GND CD-R

This connector allows you to receive stereo audio input from sound sources such as a CD-ROM, DVD-ROM, TV tuner card, or MPEG card. This is an interface for front panel audio cable that allows convenient connection and control of audio devices.

Front Panel Audio Header

(9-pin HD_AUDIO1) (see p.10 No. 23)
GND PRESENCE# MIC_RET OUT_RET
OUT2_L J_SENSE OUT2_R MIC2_R MIC2_L
1. High Definition Audio supports Jack Sensing, but the panel wire on the chassis must support HDA to function correctly. Please follow the instruction in our manual and chassis manual to install your system. 2. If you use AC97 audio panel, please install it to the front panel audio header as below: A. Connect Mic_IN (MIC) to MIC2_L. B. Connect Audio_R (RIN) to OUT2_R and Audio_L (LIN) to OUT2_L. C. Connect Ground (GND) to Ground (GND). D. MIC_RET and OUT_RET are for HD audio panel only. You dont need to connect them for AC97 audio panel.
E. Enter BIOS Setup Utility. Enter Advanced Settings, and then select Chipset Configuration. Set the Front Panel Control option from [Auto] to [Enabled].

System Panel Header

(9-pin PANEL1) (see p.10 No. 9)

PLED+ PLEDPWRBTN# GND

This header accommodates several system front panel functions.
DUMMY RESET# GND HDLEDHDLED+

Chassis Speaker Header

(4-pin SPEAKER 1) (see p.10 No. 14)

SPEAKER DUMMY DUMMY +5V

Please connect the chassis speaker to this header.

Chassis Fan Connector

(3-pin CHA_FAN1) (see p.10 No. 16)

GND +12V CHA_FAN_SPEED

Please connect a chassis fan cable to this connector and match the black wire to the ground pin. Please connect a CPU fan cable to this connector and match the black wire to the ground pin.

CPU Fan Connector

(4-pin CPU_FAN1) (see p.10 No. 3)
+12V CPU_FAN_SPEED FAN_SPEED_CONTROL
Though this motherboard provides 4-Pin CPU fan (Quiet Fan) support, the 3-Pin CPU fan still can work successfully even without the fan speed control function. If you plan to connect the 3-Pin CPU fan to the CPU fan connector on this motherboard, please connect it to Pin 1-3.
Pin 1-3 Connected 3-Pin Fan Installation

ATX Power Connector

(24-pin ATXPWR1) (see p.10 No. 4)
Please connect an ATX power supply to this connector.
Though this motherboard provides 24-pin ATX power connector, it can still work if you adopt a traditional 20-pin ATX power supply. To use the 20-pin ATX power supply, please plug your power supply along with Pin 1 and Pin 13.
20-Pin ATX Power Supply Installation

ATX 12V Connector

(4-pin ATX12V2) (see p.10 No. 2)
Please note that it is necessary to connect a power supply with ATX 12V plug to this connector so that it can provides sufficient power. Failing to do so will cause the failure to power up.
SAT SATAII Hard Disk Setup Guide
Before installing SATAII hard disk to your computer, please carefully read below SATAII hard disk setup guide. Some default setting of SATAII hard disks may not be at SATAII mode, which operate with the best performance. In order to enable SATAII function, please follow the below instruction with different vendors to correctly adjust your SATAII hard disk to SATAII mode in advance; otherwise, your SATAII hard disk may fail to run at SATAII mode. Western Digital
If pin 5 and pin 6 are shorted, SATA 1.5Gb/s will be enabled. On the other hand, if you want to enable SATAII 3.0Gb/s, please remove the jumpers from pin 5 and pin 6. SAMSUNG
If pin 3 and pin 4 are shorted, SATA 1.5Gb/s will be enabled. On the other hand, if you want to enable SATAII 3.0Gb/s, please remove the jumpers from pin 3 and pin 4. HITACHI Please use the Feature Tool, a DOS-bootable tool, for changing various ATA features. Please visit HITACHIs website for details: http://www.hitachigst.com/hdd/support/download.htm
The above examples are just for your reference. For different SATAII hard disk products of different vendors, the jumper pin setting methods may not be the same. Please visit the vendors website for the updates.
AT (SAT AT (SAT 2. Serial ATA (SATA) / Serial ATAII (SATAII) Hard Disks Installation
This motherboard adopts Intel ICH7 south bridge chipset that supports Serial ATA (SATA) / Serial ATAII (SATAII) hard disks. You may install SATA / SATAII hard disks on this motherboard for internal storage devices. This section will guide you to install the SATA / SATAII hard disks. STEP 1: Install the SATA / SATAII hard disks into the drive bays of your chassis. STEP 2: Connect the SATA power cable to the SATA / SATAII hard disk. STEP 3: Connect one end of the SATA data cable to the motherboards SATAII connector. STEP 4: Connect the other end of the SATA data cable to the SATA / SATAII hard disk.

2. Driver Installation Guide
To install the drivers to your system, please insert the support CD to your optical drive first. Then, the drivers compatible to your system can be auto-detected and listed on the support CD driver page. Please follow the order from up to bottom side to install those required drivers. Therefore, the drivers you install can work properly.
2. Untied Overclocking Technology Technology
This motherboard supports Untied Overclocking Technology, which means during overclocking, FSB enjoys better margin due to fixed PCI / PCIE buses. Before you enable Untied Overclocking function, please enter Overclock Mode option of BIOS setup to set the selection from [Auto] to [CPU, PCIE, Async.]. Therefore, CPU FSB is untied during overclocking, but PCI / PCIE buses are in the fixed mode so that FSB can operate under a more stable overclocking environment.
Please refer to the warning on page 8 for the possible overclocking risk before you apply Untied Overclocking Technology.
Chapter 3: BIOS SETUP UTILITY

3.1 Introduction

This section explains how to use the BIOS SETUP UTILITY to configure your system. The SPI Memory on the motherboard stores the BIOS SETUP UTILITY. You may run the BIOS SETUP UTILITY when you start up the computer. Please press <F2> during the Power-On-Self-Test (POST) to enter the BIOS SETUP UTILITY, otherwise, POST will continue with its test routines. If you wish to enter the BIOS SETUP UTILITY after POST, restart the system by pressing <Ctl> + <Alt> + <Delete>, or by pressing the reset button on the system chassis. You may also restart by turning the system off and then back on.
Because the BIOS software is constantly being updated, the following BIOS setup screens and descriptions are for reference purpose only, and they may not exactly match what you see on your screen.

3. 1. 1 BIOS Menu Bar

The top of the screen has a menu bar with the following selections: Main To set up the system time/date information Smart To load the BIOS according to your requirements Advanced To set up the advanced BIOS features H/W Monitor To display current hardware status Boot To set up the default system device to locate and load the Operating System Security To set up the security features Exit To exit the current screen or the BIOS SETUP UTILITY Use < > key or < > key to choose among the selections on the menu bar, and then press <Enter> to get into the sub screen.

3. 1. 2 Navigation Keys

Please check the following table for the function description of each navigation key. Navigation Key(s) / / + / <Enter> <F1> <F9> <F10> <ESC> Function Description Moves cursor left or right to select Screens Moves cursor up or down to select items To change option for the selected items To bring up the selected screen To display the General Help Screen To load optimal default values for all the settings To save changes and exit the BIOS SETUP UTILITY To jump to the Exit Screen or exit the current screen

3.2 Main Screen

When you enter the BIOS SETUP UTILITY, the Main screen will appear and display the system overview
Main Smart BIOS SETUP UTILITY Advanced H/W Monitor Boot Security Exit

System Overview

System Time System Date BIOS Version Processor Type [14:00:09] [Fri 01/08/2010]
Use [Enter], [TAB] or [SHIFT-TAB] to select a field. Use [+] or [-] to configure system Time.
: G31M-VS2 P1.00 : Intel (R) CPU 2.80GHz (64bit) : 2800MHz Processor Speed Microcode Update : F62/F : 4096KB Cache Size Total Memory DDRII 1 DDRII 2 : 1024MB with 8MB shared memory and 1MB GTT memory : 1024MB/333MHz (DDRII667) : None

+Tab F1 F9 F10 ESC

Select Screen Select Item Change Field Select Field General Help Load Defaults Save and Exit Exit
v02.54 (C) Copyright 1985-2005, American Megatrends, Inc.
System Time [Hour:Minute:Second] Use this item to specify the system time. System Date [Day Month/Date/Year] Use this item to specify the system date.

3.3 Smart Screen

In the Smart screen, you can load the BIOS setup according to your requirements.
BIOS SETUP UTILITY H/W Monitor Boot

Advanced

Security

Smart Settings

Save Changes and Exit Load BIOS Defaults Load Performance Setup Default (IDE/SATA) Load Power Saving Setup Default
Exit system setup after saving the changes. F10 key can be used for this operation.

BIOS Update Utility

ASRock Instant Flash Enter F1 F9 F10 ESC Select Screen Select Item Go to Sub Screen General Help Load Defaults Save and Exit Exit
Save Changes and Exit When you select this option, it will pop-out the following message, Save configuration changes and exit setup? Select [OK] to save the changes and exit the BIOS SETUP UTILITY. Load BIOS Defaults Load BIOS default values for all the setup questions. F9 key can be used for this operation. Load Performance Setup Default (IDE/SATA) This performance setup default may not be compatible with all system configurations. If system boot failure occurs after loading, please resume optimal default settings. F5 key can be used for this operation. Load Power Saving Setup Default Load power saving setup default. F6 key can be used for this operation. ASRock Instant Flash ASRock Instant Flash is a BIOS flash utility embedded in Flash ROM. This convenient BIOS update tool allows you to update system BIOS without entering operating systems first like MS-DOS or Windows. Just launch this tool and save the new BIOS file to your USB flash drive, floppy disk or hard drive, then you can update your BIOS only in a few clicks without preparing an additional floppy diskette or other complicated flash utility. Please be noted that the USB flash drive or hard drive must use FAT32/16/ 12 file system. If you execute ASRock Instant Flash utility, the utility will show the BIOS files and their respective information. Select the proper BIOS file to update your BIOS, and reboot your system after BIOS update process completes.

DRAM tCL Use this item to adjust the means of memory accessing. Configuration options are [6], [5], [4], [3] and [Auto]. DRAM tRCD This controls the latency between the DRAM active command and the read / write command. Configuration options: [3 DRAM Clocks], [4 DRAM Clocks], [5 DRAM Clocks], [6 DRAM Clocks] and [Auto]. DRAM tRP This controls the idle clocks after a precharge command is issued. Configuration options: [3 DRAM Clocks], [4 DRAM Clocks], [5 DRAM Clocks], [6 DRAM Clocks] and [Auto]. DRAM tRAS Thhis controls the number of DRAM clocks for TRAS. Configuration options: [9 DRAM Clocks] to [18 DRAM Clocks] and [Auto]. Primary Graphics Adapter This item shows the primary graphics adapter. The default value is [PCI]. Configuration options: [Onboard], [PCI] and [PCI Express]. Internal Graphics Mode Select If you select [Auto], the onboard VGA will be automatically disabled when you install VGA card; the onboard VGA will be enabled without the installation of any add-on VGA card. If you select [Enabled, 8MB] or [Enabled, 1MB], the onboard VGA will be enabled. DVMT Mode Select Use this option to adjust DVMT mode. Configuration options: [Fixed Mode] and [DVMT Mode]. The default value is [DVMT Mode]. DVMT (Dynamic Video Memory Technology) is an architecture that offers breakthrough perfor mance for the motherboard through efficient memory utilization. In Fixed mode, a fixed-size fragment of the system memory is allocated to the graphics core. In DVMT mode, the graphics driver allocates memory as needed for running graphics applications and is cooperatively using this memory with other system components. This item will not be used under Windows VistaTM OS because the driver will intelligently detect physical memory available and allocate necessary video memory. DVMT/FIXED Memory You are allowed to adjust the shared memory size in this item if you set DVMT Mode Select as [DVMT Mode]. Configuration options: [128MB], [256MB] and [Maximum DVMT]. Onboard HD Audio Select [Auto], [Enabled] or [Disabled] for the onboard HD Audio feature. If you select [Auto], the onboard HD Audio will be disabled when PCI Sound Card is plugged.
Front Panel Select [Auto], [Enabled] or [Disabled] for the onboard HD Audio Front Panel. OnBoard Lan This allows you to enable or disable the OnBoard Lan feature. DRAM Voltage Use this to select DRAM Voltage. Configuration options: [Auto], [1.794V], [1.851V], [1.908V], [1.965V], [2.029V], [2.086V], [2.144V] and [2.201V]. The default value of this feature is [Auto]. NB Voltage Use this to select NB Voltage. Configuration options: [Auto], [1.272V] and [1.319V]. The default value of this feature is [Auto]. VTT Voltage Use this to select VTT Voltage. Configuration options: [Auto], [1.10V], [1.20V], [1.37V] and [1.46V]. The default value of this feature is [Auto]. +1.5V Voltage Use this to select +1.5V Voltage. Configuration options: [Auto], [1.5125V] and [1.5651V]. The default value of this feature is [Auto]. Intelligent Energy Saver Intelligent Energy Saver is a revolutionary technology that delivers unparalleled power savings. The default value is [Auto]. Configuration options: [Auto], [Enabled] and [Disabled]. If you want to enable this function, please set this item to [Enabled]. Besides the BIOS option, you can also choose our Intelligent Energy Saver utility to enable this function. DRAM RCOMP Setting Use this to adjust DRAM RCOMP Setting feature. Configuration options: [Auto] and [Manual]. The default value of this feature is [Auto].

ATA/IDE Configuration Please select [Compatible] when you install legacy OS (Windows NT). If native OS (Windows 7 / VistaTM / XP) is installed, please select [Enhanced]. When [Compatible] is selected Combined Option It allows you to select between [SATA 1, SATA 2, SATA 3, SATA 4], [SATA 1, SATA 3, IDE 1], [IDE 1, SATA 2, SATA 4] and [PATA Only]. If it is set to [SATA 1, SATA 3, IDE 1], then SATAII_2, SATAII_4 will not work. Likewise, if it is set to [IDE 1, SATA 2, SATA 4], then SATAII_1, SATAII_3 will not work. If you select [PATA Only], then all SATAII will not work, only IDE will work.
Because Intel ICH7 south bridge only supports four IDE devices under legacy OS (Windows NT), you have to choose [SATA 1, SATA 2, SATA 3, SATA 4], [SATA 1, SATA 3, IDE 1], or [IDE 1, SATA 2, SATA 4] when the installed device is used with legacy OS. [SATA 1, SATA 2, SATA 3, SATA 4] Master Slave SATAII 1, SATAII 2 SATAII 3, SATAII 4 [SATA 1, SATA 3, IDE 1] SATAII 1 SATAII 3 [IDE 1, SATA 2, SATA 4] SATAII 2 SATAII 4
IDE Device Configuration You may set the IDE configuration for the device that you specify. We will use the Primary IDE Master as the example in the following instruction.
BIOS SETUP UTILITY Advanced Primary IDE Master
Device Vendor Size LBA Mode Block Mode PIO Mode Async DMA Ultra DMA S.M.A.R.T. Type LBA/Large Mode Block (Multi-Sector Transfer) PIO Mode DMA Mode S.M.A.R.T. 32Bit Data Transfer :Hard Disk :ST340014A :40.0 GB :Supported :16Sectors :4 :MultiWord DMA-2 :Ultra DMA-5 :Supported [Auto] [Auto] [Auto] [Auto] [Auto] [Disabled] [Enabled]
Select the type of device connected to the system.
TYPE Use this item to configure the type of the IDE device that you specify. Configuration options: [Not Installed], [Auto], [CD/DVD], and [ARMD]. [Not Installed]: Select [Not Installed] to disable the use of IDE device. [Auto]: Select [Auto] to automatically detect the hard disk drive. After selecting the hard disk information into BIOS, use a disk utility, such as FDISK, to partition and format the new IDE hard disk drives. This is necessary so that you can write or read data from the hard disk. Make sure to set the partition of the Primary IDE hard disk drives to active. [CD/DVD]: This is used for IDE CD/DVD drives. [ARMD]: This is used for IDE ARMD (ATAPI Removable Media Device), such as MO. LBA/Large Mode Use this item to select the LBA/Large mode for a hard disk > 512 MB under DOS and Windows; for Netware and UNIX user, select [Disabled] to disable the LBA/Large mode. Block (Multi-Sector Transfer) The default value of this item is [Auto]. If this feature is enabled, it will enhance hard disk performance by reading or writing more data during each transfer. PIO Mode Use this item to set the PIO mode to enhance hard disk performance by optimizing the hard disk timing. DMA Mode DMA capability allows the improved transfer-speed and data-integrity for compatible IDE devices.

Software Support Chapter 4 Sof tware Suppor t
4. 1 Install Operating System This motherboard supports various Microsoft Windows operating systems: 7 / 7 64-bit / VistaTM / VistaTM 64-bit / XP / XP 64-bit. Because motherboard settings and hardware options vary, use the setup procedures in this chapter for general reference only. Refer to your OS documentation for more information. 4. 2 Support CD Information The Support CD that came with the motherboard contains necessary drivers and useful utilities that enhance the motherboard features. 4. 2. 1 Running The Support CD To begin using the support CD, insert the CD into your CD-ROM drive. The CD automatically displays the Main Menu if AUTORUN is enabled in your computer. If the Main Menu did not appear automatically, locate and double click on the file ASSETUP.EXE from the BIN folder in the Support CD to display the menus. 4. 2. 2 Drivers Menu The Drivers Menu shows the available devices drivers if the system detects installed devices. Please install the necessary drivers to activate the devices. 4. 2. 3 Utilities Menu The Utilities Menu shows the applications software that the motherboard supports. Click on a specific item then follow the installation wizard to install it. 4.2.4 Contact Information If you need to contact ASRock or want to know more about ASRock, welcome to visit ASRocks website at http://www.asrock.com; or you may contact your dealer for further information.