MotherboardP5KPL/EPU
xP5KPL/EPU specications summaryRear panel ports 1 x PS/2 mouse port 1 x PS/2 keyboard port 1 x Optical S/PDIF Out port 1 x LAN (RJ-45) port 4 x USB 2
ASUS P5KPL/EPU 1-1Chapter 1Product introduction1.1 Welcome!Thank you for buying an ASUS® P5KPL/EPU motherboard!The motherboard delivers a host of new
1-2 Chapter 1: Product introduction Dual channel DDR2 1066 (O.C.)/800/667 supportThis motherboard supports DDR2 memory that features data transfer rat
ASUS P5KPL/EPU 1-3ASUS CrashFree BIOS 3 ASUS CrashFree BIOS 3 is an auto-recovery tool that allows you to restore a corrupted BIOS le using the bundl
1-4 Chapter 1: Product introduction1.4 Before you proceedTake note of the following precautions before you install motherboard components or change a
ASUS P5KPL/EPU 1-51.5 Motherboard overviewBefore you install the motherboard, study the conguration of your chassis to ensure that the motherboard
1-6 Chapter 1: Product introduction1.5.3 Motherboard layout20.8cm(8.2in)1.5.4 Layout contentsConnectors/Jumpers/Slots Page Connectors/Jumpers/Slots
ASUS P5KPL/EPU 1-71.6 Central Processing Unit (CPU)The motherboard comes with a surface mount LGA775 socket designed for the Intel® Core™2 Extreme /
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 P5KPL/EPU 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
iiE4402First Edition V1 March 2009Copyright © 2009 ASUSTeK Computer, Inc. All Rights Reserved.No part of this manual, including the products and softw
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 P5KPL/EPU 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! H
1-12 Chapter 1: Product introduction1.7 System memory1.7.1 OverviewThe motherboard comes with four Double Data Rate 2 (DDR2) Dual Inline Memory Modu
ASUS P5KPL/EPU 1-131.7.2 Memory congurationsYou may install 512MB, and 1GB unbuffered non-ECC DDR2 DIMMs into the DIMM sockets.• When using only on
1-14 Chapter 1: Product introductionP5KPL/EPU Motherboard Qualied Vendors Lists (QVL) DDR2-667 MHz capabilityDDR2-800 MHz capabilityVendor Part No. S
ASUS P5KPL/EPU 1-15DDR2-1066 MHz capabilityVendor Part No. SizeSS/DSChip BrandChip NO. “TimingDIMM supportA* B* C*Crucial BL12864AA1065.8FE5(epp) 2GB(
1-16 Chapter 1: Product introduction1.7.3 Installing a DIMMUnplug the power supply before adding or removing DIMMs or other system components. Failur
ASUS P5KPL/EPU 1-171.8 Expansion slotsIn the future, you may need to install expansion cards. The following sub-sections describe the slots and the e
1-18 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 P5KPL/EPU 1-192. Keyboard/mouse power (3-pin PS2_USBPW1-4)This jumper allows you to enable or disable the keyboard/mouse and USB port 1-4 wake-u
iiiContentsNotices ... viSafety information ...
1-20 Chapter 1: Product introduction1.10 Connectors1.10.1 Rear panel connectors311 10211413 124 5 6 7891. PS/2 mouse port (green). This port is for
ASUS P5KPL/EPU 1-2110. USB 2.0 ports 1 and 2. These two 4-pin Universal Serial Bus (USB) ports are available for connecting USB 2.0 devices.11. USB
1-22 Chapter 1: Product introduction2. ATX power connectors (24-pin EATXPWR, 4-pin ATX12V)These connectors are for ATX power supply plugs. The power
ASUS P5KPL/EPU 1-233. Serial ATA connectors (7-pin SATA1-4)These connectors are for the Serial ATA signal cables for Serial ATA hard disk drives.4.
1-24 Chapter 1: Product introduction5. IDE connector (40-1 pin PRI_EIDE)The onboard IDE connector is for the Ultra DMA 100/66 signal cable. There are
ASUS P5KPL/EPU 1-256. System panel connector (20-8 pin PANEL)This connector supports several chassis-mounted functions.• System power LED (2-pin PLE
1-26 Chapter 1: Product introduction7. USB connectors (10-1 pin USB56, USB78)These connectors are for USB 2.0 ports. Connect the USB module cable to
ASUS P5KPL/EPU 1-278. Digital audio connector (4-1 pin SPDIF_OUT)This connector is for an additional Sony/Philips Digital Interface (S/PDIF) port. Co
1-28 Chapter 1: Product introduction10. Front panel audio connector (10-1 pin AAFP)This connector is for a chassis-mounted front panel audio I/O modu
ASUS P5KPL/EPU 1-291.11 Software support1.11.1 Installing an operating systemThis motherboard supports Windows® XP/Vista Operating Systems (OS). Alw
ivContents1.10 Connectors ... 1-201.10.1 Rear panel connectors ...
1-30 Chapter 1: Product introduction
ASUS P5KPL/EPU 2-1Chapter 2BIOS information2.1 Managing and updating your BIOSSave a copy of the original motherboard BIOS le to a USB ash disk in
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 an OS-based utili
ASUS P5KPL/EPU 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>
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 P5KPL/EPU 2-5• The default BIOS settings for this motherboard apply for most conditions to ensure optimum performance. If the system becomes uns
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 P5KPL/EPU 2-72.3 Main menuWhen you enter the BIOS Setup program, the Main menu screen appears, giving you an overview of the basic system inform
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 P5KPL/EPU 2-92.3.5 System InformationThis menu gives you an overview of the general system specications. The BIOS automatically detects the ite
vContents2.4.4 Chipset ... 2-132.4.5 Onboard Devices Conguration ...
2-10 Chapter 2: BIOS informationFSB / CPU External Frequency SynchronizationCPU Frequency [xxx]Displays the frequency sent by the clock generator to t
ASUS P5KPL/EPU 2-11SB Over Voltage [Auto]Allows you to manually set ICH chipset voltage or Auto for safe mode. Conguration options: [Auto] [1.5V] [1
2-12 Chapter 2: BIOS informationThe following item appears only when you installed an Intel® CPU that supports the Enhanced Intel® SpeedStep® Technolo
ASUS P5KPL/EPU 2-13Intel(R) SpeedStep(TM) Tech [Enabled]Allows you to use the Enhanced Intel® SpeedStep® Technology. When set to [Enabled], you can ad
2-14 Chapter 2: BIOS informationParallel Port Address [378]Allows you to select the Parallel Port base addresses. Conguration options: [Disabled] [37
ASUS P5KPL/EPU 2-152.5 Power menuThe Power menu items allow you to change the settings for the Advanced Power Management (APM). Select an item then p
2-16 Chapter 2: BIOS informationResume On Ring [Disabled]Allows you to enable or disable RI to generate a wake event. Conguration options: [Disabled]
ASUS P5KPL/EPU 2-172.6.1 Boot Device Priority1st ~ xxth Boot DeviceThese items specify the boot device priority sequence from the available devices.
2-18 Chapter 2: BIOS informationAddOn ROM Display Mode [Force BIOS]Sets the display mode for option ROM. Conguration options: [Force BIOS] [Keep Curr
ASUS P5KPL/EPU 2-19After you have set a supervisor password, the other items appear to allow you to change other security settings.User Access Level [
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 information2.7 Tools menuThe Tools menu items allow you to congure options for special functions. Select an item then press <
ASUS P5KPL/EPU 2-212.8 Exit menuThe Exit menu items allow you to load the optimal or failsafe default values for the BIOS items, and save or discard
2-22 Chapter 2: BIOS information
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
ixP5KPL/EPU specications summaryCPU LGA775 Socket for Intel® Core™2 Extreme / Core™2 Quad / Core™2 Duo / Celeron® E1000 and 400 Series processors S
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