Asus P5QL-CM Specifications

MotherboardP5QL-CM

xP5QL-CM specications summaryASUS Special Features ASUS CrashFree BIOS 3 ASUS Q-Fan ASUS EZ Flash 2 ASUS MyLogo 2 ASUS AI NET2 ASUS Express GateRear

ASUS P5QL-CM 1-1Chapter 1Product introduction1.1 Welcome!Thank you for buying an ASUS® P5QL-CM motherboard!The motherboard delivers a host of new fea

1-2 Chapter 1: Product introduction LGA775 Intel® 45nm Processor Ready This motherboard supports the latest Intel 45nm CPU which introduces new mic

ASUS P5QL-CM 1-31.3.2 Innovative ASUS featuresASUS MyLogo2™This feature allows you to convert your favorite photo into a 256-color boot logo for a mo

1-4 Chapter 1: Product introduction1.4 Before you proceedTake note of the following precautions before you install motherboard components or change a

ASUS P5QL-CM 1-5P5QL-CM1.5 Motherboard overviewBefore you install the motherboard, study the conguration of your chassis to ensure that the motherbo

1-6 Chapter 1: Product introduction1.5.3 Motherboard layout1.5.4 Layout contentsConnectors/Jumpers/Slots Page Connectors/Jumpers/Slots Page1. CPU,

ASUS P5QL-CM 1-71.6 Central Processing Unit (CPU)The motherboard comes with a surface mount LGA775 socket designed for the Core™2 Quad / Core™2 Extre

1-8 Chapter 1: Product introductionTo prevent damage to the socket pins, do not remove the PnP cap unless you are installing a CPU.2. Press the load

ASUS P5QL-CM 1-96. Apply some Thermal Interface Material to the exposed area of the CPU that the heatsink will be in contact with, ensuring that it i

iiE4411Second Edition V2 December 2008Copyright © 2008 ASUSTeK Computer, Inc. All Rights Reserved.No part of this manual, including the products and s

1-10 Chapter 1: Product introduction1.6.2 Installing the CPU heatsink and fanThe Intel® LGA775 processor requires a specially designed heatsink and f

ASUS P5QL-CM 1-113. Connect the CPU fan cable to the connector on the motherboard labeled CPU_FAN.Do not forget to connect the CPU fan connector! Har

1-12 Chapter 1: Product introductionP5QL-CMP5QL-CM 240-pin DDR2 DIMM socketsDIMM_A1DIMM_B11.7 System memory1.7.1 OverviewThe motherboard comes with

ASUS P5QL-CM 1-131.7.2 Memory congurationsYou may install 512MB, 1GB, 2GB, and 4GB unbuffered non-ECC DDR2 DIMMs into the DIMM sockets.• Always ins

1-14 Chapter 1: Product introductionVendor Part No. SizeSS/DSCL Chip No.Chip BrandDIMM supportA* B*PSC AL6E8E63J-6E1 512MB SS 5 A3R12E3JFF717B9A00 PS

ASUS P5QL-CM 1-15DDR2-800 MHz capability(continued on the next page)Vendor Part No. SizeSS/DSCL Chip No.Chip BrandDIMM supportA* B*Kingston KHX6400D2

1-16 Chapter 1: Product introductionVendor Part No. SizeSS/DSCL Chip No. Chip BrandDIMM supportA* B*PSC AL7E8F73C-8E1 1G SS 5 A3R1GE3CFF734MAA0E PSC

ASUS P5QL-CM 1-17Visit the ASUS website at www.asus.com for the latest QVL.DDR2-1066 MHz capabilityVendor Part No. Size SS/DSCL Chip No. Chip BrandDI

1-18 Chapter 1: Product introduction1.7.3 Installing a DIMMUnplug the power supply before adding or removing DIMMs or other system components. Failur

ASUS P5QL-CM 1-191.8 Expansion slotsIn the future, you may need to install expansion cards. The following sub-sections describe the slots and the exp

iiiContentsNotices ... viSafety information ...

1-20 Chapter 1: Product introduction1.9 Jumpers1. Clear RTC RAM (3-pin CLRTC)This jumper allows you to clear the Real Time Clock (RTC) RAM in CMOS.

ASUS P5QL-CM 1-211.10 Connectors1.10.1 Rear panel connectors1. PS/2 mouse / keyboard port (blue). This port is for a PS/2 mouse / keyboard.2. Video

1-22 Chapter 1: Product introduction10. USB 2.0 ports 1 and 2. These two 4-pin Universal Serial Bus (USB) ports are available for connecting USB 2.0

ASUS P5QL-CM 1-23Do not forget to connect the fan cables to the fan connectors. Insufcient air ow inside the system may damage the motherboard compo

1-24 Chapter 1: Product introduction3. ATX power connectors (24-pin EATXPWR, 4-pin ATX12V)These connectors are for ATX power supply plugs. The power

ASUS P5QL-CM 1-256. Chassis intrusion connector (4-1 pin CHASSIS)This connector is for a chassis-mounted intrusion detection sensor or switch. Connec

1-26 Chapter 1: Product introductionP5QL-CM Parallel Port ConnectorP5QL-CMPIN 1LPTSTB#PD0PD1PD2PD3PD4PD5PD6PD7ACK#BUSYPESLCTAFDERR#INIT#SLIN#GNDGNDGND

ASUS P5QL-CM 1-279. System panel connector (20-8 pin PANEL)This connector supports several chassis-mounted functions.• System power LED (2-pin PLED)

1-28 Chapter 1: Product introduction10. USB connectors (10-1 pin USB78, USB910 and 1112)These connectors are for USB 2.0 ports. Connect the USB modul

ASUS P5QL-CM 1-2912. Front panel audio connector (10-1 pin AAFP)This connector is for a chassis-mounted front panel audio I/O module that supports ei

ivContents1.11 Software support ... 1-301.11.1 Installing an operating system .

1-30 Chapter 1: Product introduction1.11 Software support1.11.1 Installing an operating systemThis motherboard supports Windows® XP/Vista Operating

ASUS P5QL-CM 2-1Chapter 2BIOS information2.1 Managing and updating your BIOSSave a copy of the original motherboard BIOS le to a USB ash disk in ca

2-2 Chapter 2: BIOS information2.1.2 ASUS EZ Flash 2 utilityThe ASUS EZ Flash 2 feature allows you to update the BIOS without using a DOS-based utili

ASUS P5QL-CM 2-3• Enter the BIOS setup program. Go to the Tools menu to select EZ Flash 2 and press <Enter> to enable it. Press <Tab> to

2-4 Chapter 2: BIOS information• Only a USB ash disk with FAT 32/16 format and single partition can support ASUS CrashFree BIOS 3. The device size s

ASUS P5QL-CM 2-5• The default BIOS settings for this motherboard apply for most conditions to ensure optimum performance. If the system becomes unsta

2-6 Chapter 2: BIOS information2.2.3 Navigation keysAt the bottom right corner of a menu screen are the navigation keys for that particular menu. Use

ASUS P5QL-CM 2-72.3 Main menuWhen you enter the BIOS Setup program, the Main menu screen appears, giving you an overview of the basic system informat

2-8 Chapter 2: BIOS informationLBA/Large Mode [Auto]Enables or disables the LBA mode. Setting to [Auto] enables the LBA mode if the device supports th

ASUS P5QL-CM 2-92.3.6 System InformationThis menu gives you an overview of the general system specications. The BIOS automatically detects the items

vContents2.5.3 ACPI APIC Support ... 2-152.5.4 APM Conguration ...

2-10 Chapter 2: BIOS informationFSB / CPU External Frequency SynchronizationCPU Frequency [xxx]Displays the frequency sent by the clock generator to t

ASUS P5QL-CM 2-11CPU Voltage [Auto]Allows you to set the CPU VCore voltage. The values range from 0.8500V to 1.55V with a 0.00625V interval. Congurat

2-12 Chapter 2: BIOS informationIntel(R) SpeedStep(TM) Tech [Enabled]Allows you to use the Enhanced Intel® SpeedStep® Technology. When set to [Enabled

ASUS P5QL-CM 2-13To use the High-Bandwidth Digital Content Protection (HDCP) function, set this option to either [Lite] or [Paranoid]. If you select P

2-14 Chapter 2: BIOS informationTake caution when changing the settings of the PCI PnP menu items. Incorrect eld values can cause the system to malfu

ASUS P5QL-CM 2-152.5 Power menuThe Power menu items allow you to change the settings for the Advanced Power Management (APM). Select an item then pre

2-16 Chapter 2: BIOS informationPower On By PS/2 KB/Mouse [Disabled]When set to [Enabled], this parameter allows you to use the PS/2 KB/mouse to turn

ASUS P5QL-CM 2-172.6.1 Boot Device Priority1st ~ xxth Boot DeviceThese items specify the boot device priority sequence from the available devices. Th

2-18 Chapter 2: BIOS information2.6.3 SecurityThe Security menu items allow you to change the system security settings. Select an item then press <

ASUS P5QL-CM 2-19Clear User PasswordSelect this item to clear the user password.Password Check [Setup]When set to [Setup], BIOS checks for user passwo

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

2-20 Chapter 2: BIOS information2.8 Exit menuThe Exit menu items allow you to load the optimal or failsafe default values for the BIOS items, and sav

viiSafety informationElectrical safety• To prevent electrical shock hazard, disconnect the power cable from the electrical outlet before relocating th

viiiWhere to nd more informationRefer to the following sources for additional information and for product and software updates.1. ASUS websitesThe A

ixP5QL-CM specications summary(continued on the next page)CPU LGA775 socket for Intel® Core™ 2 Quad / Core™ 2 Duo / Core ™ 2 Extreme / Pentium® d