Asus P5G41T-M LX2/BR User Manual Page 1

MotherboardP5G41T-M LX2/BR

ASUS P5G41T-M LX2/BR1-1Chapter 1Product introduction If any of the items is damaged or missing, contact your retailer.Thank you for buying an ASUS® P5

1-2Chapter 1: Product introduction1.2 Motherboard overview1.2.1 Motherboard layoutPlace six screws into the holes indicated by circles to secure the

ASUS P5G41T-M LX2/BR1-31.3 Central Processing Unit (CPU)This motherboard comes with a surface mount LGA775 socket designed for the Intel® Core™2 Quad

1-4Chapter 1: Product introduction1.4.2 Memory congurationsYou may install 512MB, 1GB, 2GB, and 4GB unbuffered non-ECC DDR3 DIMMs into the DIMM sock

ASUS P5G41T-M LX2/BR1-51.5 Expansion slotsIn the future, you may need to install expansion cards. The following sub-sections describe the slots and t

1-6Chapter 1: Product introduction1.6 Jumpers1. Clear RTC RAM (3-pin CLRTC)This jumper allows you to clear the Real Time Clock (RTC) RAM in CMOS. Yo

ASUS P5G41T-M LX2/BR1-72. Keyboard power (3-pin KBPWR)This jumper allows you to enable or disable the keyboard wake-up feature. When you set this jum

1-8Chapter 1: Product introduction1.7 Connectors1.7.1 Rear panel ports38 7210 91114 564. Line In port (light blue). This port connects a tape, CD,

ASUS P5G41T-M LX2/BR1-91.7.2 Internal connectors1. ATX power connectors (24-pin EATXPWR, 4-pin ATX12V)These connectors are for ATX power supply plug

1-10Chapter 1: Product introductionDO NOT forget to connect the fan cables to the fan connectors. Insufcient air ow inside the system may damage the

iiE5212First Edition V1 December 2009Copyright © 2009 ASUSTeK Computer Inc. All Rights Reserved.No part of this manual, including the products and sof

ASUS P5G41T-M LX2/BR1-114. IDE connector (40-1 pin PRI_IDE)The onboard IDE connector is for the Ultra DMA 100/66 signal cable. There are three connec

1-12Chapter 1: Product introduction6. USB connectors (10-1 pin USB56, USB78)These connectors are for USB 2.0 ports. Connect the USB module cable to a

ASUS P5G41T-M LX2/BR1-137. Front panel audio connector (10-1 pin AAFP)This connector is for a chassis-mounted front panel audio I/O module that suppo

1-14Chapter 1: Product introduction9. System panel connector (10-1 pin F_PANEL)This connector supports several chassis-mounted functions.• System po

ASUS P5G41T-M LX2/BR1-151.8 Software support1.8.1 Installing an operating systemThis motherboard supports Windows® XP/Vista/7 operating systems (OS)

1-16Chapter 1: Product introduction1.8.3 ASUS Express GateASUS Express Gate is an instant-on environment that gives you quick access to the Internet.

ASUS P5G41T-M LX2/BR1-17Express Gate environment hot keysSplash screen hot keysKey Function<PAUSE/BREAK> Power off<ESC> Continue to boot O

1-18Chapter 1: Product introductionUsing the LaunchBarThe LaunchBar allows you to launch applications and congure the Express Gate settings. The Laun

ASUS P5G41T-M LX2/BR1-19 This icon appears only when a removable storage device / USB drive is connected. Left-click this icon to launch the F

1-20Chapter 1: Product introduction• xDSL / Cable dial-up (PPPoE) settings: If you use a network cable connected directly to your DSL/cable modem, c

iiiContentsNotices ... vSafety information ...

ASUS P5G41T-M LX2/BR1-21Conguring Express Gate in BIOS SetupTo enter the motherboard BIOS Setup program, click Exit on the splash screen and then hol

ASUS P5G41T-M LX2/BR 2-1Chapter 2BIOS informationSave a copy of the original motherboard BIOS le to a USB ash disk in case you need to restore the B

2-2 Chapter 2: BIOS information2.1.2 ASUS EZ Flash 2The ASUS EZ Flash 2 feature allows you to update the BIOS without using an OS-based utility. Befo

ASUS P5G41T-M LX2/BR 2-32.1.3 ASUS CrashFree BIOSThe ASUS CrashFree BIOS is an auto recovery tool that allows you to restore the BIOS le when it fai

2-4 Chapter 2: BIOS informationUsing the power button, reset button, or the <Ctrl>+<Alt>+<Del> keys to force reset from a running op

ASUS P5G41T-M LX2/BR 2-5This item does not appear when you select the SATA 1/2/3/4 devices.LBA/Large Mode [Auto]Enables or disables the LBA mode. Sett

2-6 Chapter 2: BIOS information2.4 Advanced menuThe Advanced menu items allow you to change the settings for the CPU and other system devices.Take ca

ASUS P5G41T-M LX2/BR 2-72.4.1 CPU CongurationThe items in this menu show the CPU-related information that the BIOS automatically detects.Ratio CMOS

2-8 Chapter 2: BIOS information2.4.2 ChipsetThe Chipset menu allows you to change the advanced chipset settings. Select an item then press <Enter&

ASUS P5G41T-M LX2/BR 2-92.4.3 Onboard Devices CongurationSerial Port1 Address [3F8/IRQ4]Allows you to select the Serial Port1 base address. Congura

ivContents2.3 Main menu ... 2-42.3.1 System Time ...

2-10 Chapter 2: BIOS information2.5 Power menuThe Power menu items allow you to change the settings for the Advanced Power Management (APM). Select a

ASUS P5G41T-M LX2/BR 2-112.5.4 APM CongurationRestore on AC Power Loss [Power Off]When this item is set to [Power Off], the system goes into OFF sta

2-12 Chapter 2: BIOS information2.6.1 Boot Device Priority1st ~ xxth Boot DeviceThese items specify the boot device priority sequence from the availa

ASUS P5G41T-M LX2/BR 2-13Hit ‘DEL’ Message Display [Enabled]When set to [Enabled], the system displays the message Press DEL to run Setup during POST.

2-14 Chapter 2: BIOS information2.7.1 ASUS EZ Flash 2Allows you to run ASUS EZ Flash 2. When you press <Enter>, a conrmation message appears.

ASUS P5G41T-M LX2/BR 2-152.8 Exit menuThe Exit menu items allow you to load the optimal or failsafe default values for the BIOS items, and save or di

vNoticesFederal Communications Commission StatementThis device complies with Part 15 of the FCC Rules. Operation is subject to the following two condi

viSafety informationElectrical safety• To prevent electric shock hazard, disconnect the power cable from the electric outlet before relocating the sy

viiConventions used in this guideTo ensure that you perform certain tasks properly, take note of the following symbols used throughout this manual.

viiiP5G41T-M LX2/BR specications summary(continued on the next page)CPU LGA775 socket for Intel® Core™2 Quad / Core™2 Extreme / Core™2 Duo / Penti

ixP5G41T-M LX2/BR specications summary* Specications are subject to change without notice.Back panel I/O ports 1 x PS/2 keyboard port 1 x PS/2 mous