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Asus P5LD2-C IPAT User Manual
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Asus P5LD2-C IPAT User Manual

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  • Page 1 P5LD2-C/IPAT...
  • Page 2 Product warranty or service will not be extended if: (1) the product is repaired, modified or altered, unless such repair, modification of alteration is authorized in writing by ASUS; or (2) the serial number of the product is defaced or missing.

  • Page 3: Table Of Contents

    Contents Notices ......................vi Safety information ..................vii About this guide ..................viii P5LD2-C/IPAT specifications summary ............. x Chapter 1: Product introduction Welcome! ..................1-1 Package contents ................. 1-1 Special features ................1-2 Product highlights ................1-2 Chapter 2: Hardware information Before you proceed ..............
  • Page 4 Contents 2.7.1 Rear panel connectors ..........2-22 2.7.2 Internal connectors ............2-23 Chapter 3: Powering up Starting up for the first time ............3-1 Powering off the computer ............3-2 3.2.1 Using the OS shut down function ........3-2 3.2.2 Using the dual function power switch ......
  • Page 5 Installing an operating system ........... 5-1 Support CD information .............. 5-1 5.2.1 Running the support CD ..........5-1 5.2.2 Drivers menu ..............5-2 5.2.3 ASUS Contact information ..........5-3 5.2.4 Other information ............5-3 Appendix: CPU features Enhanced Intel SpeedStep Technology (EIST) ......A-1 ®...

  • Page 6: Notices

    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.

  • Page 7: Safety Information

    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.

  • Page 8: About This Guide

    Refer to the following sources for additional information and for product and software updates. ASUS websites The ASUS website provides updated information on ASUS hardware and software products. Refer to the ASUS contact information. Optional documentation Your product package may include optional documentation, such as warranty flyers, that may have been added by your dealer.

  • Page 9: Conventions Used In This Guide

    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: Information to prevent injury to yourself when trying to complete a task. CAUTION: Information to prevent damage to the components when trying to complete a task.

  • Page 10: P5Ld2-C/Ipat Specifications Summary

    P5LD2-C/IPAT specifications summary LGA775 socket for Intel Core 2 Duo / Core 2 Extreme / ® Pentium D / Pentium 4 / Celeron processors ® ® ® Supports next generation 45nm multi-core CPU Intel Hyper-Threading Technology ready ® Supports Enhanced Intel SpeedStep Technology (EIST) ®...
  • Page 11 P5LD2-C/IPAT specifications summary Menageability WOL by PME, WOR by PME, WOR Support CD contents Drivers IPAT Application Accessories 1 x SATA cable 1 x SATA power cable 1 x FDD cable 1 x UltraDMA 100/66 cable 1 x I/O Shield User’s manual Form factor ATX form factor: 12 in x 7.5 in (30.5 cm x 19 cm)

  • Page 13: Chapter 1: Product Introduction

    This chapter describes the motherboard features and the new technologies it supports. Product introduction...
  • Page 14 Chapter summary Welcome! ..................1-1 Package contents ................. 1-1 Special features ................1-2 ASUS P5LD2-C/IPAT...

  • Page 15: Welcome

    ® 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.

  • Page 16: Special Features

    Special features Product highlights Latest processor technology The motherboard comes with a 775-pin surface mount Land Grid Array (LGA) socket designed for the Intel Prescott, Intel Smithfield, Intel Cedarmill, Intel ® ® ® ® Conroe, Intel Conroe L or Intel Presler processor in the 775-land package.

  • Page 17: High Definition Audio

    Green ASUS The motherboard and its packaging comply with the European Union’s Restriction on the use of Hazardous Substances (RoHS). This is in line with the ASUS vision of creating environment-friendly and recyclable products and packaging to safeguard consumers’ health while minimizing the impact on the environment.
  • Page 18 Chapter 1: Product introduction...

  • Page 19: 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 jumpers and connectors on the motherboard. Hardware information...
  • Page 20 Chapter summary Before you proceed ..............2-1 Motherboard overview ..............2-2 Central Processing Unit (CPU) ........... 2-5 System memory ................. 2-12 Expansion slots ................2-17 Jumpers ..................2-20 Connectors ................. 2-22 ASUS P5LD2-C/IPAT...

  • Page 21: Before You Proceed

    The illustration below shows the location of the onboard LED. SB_PWR Standby Powered Power P5LD2-C/IPAT Onboard LED ASUS P5LD2-C/IPAT...

  • Page 22: Motherboard Overview

    Motherboard overview Before you install the motherboard, study the configuration of your chassis to ensure that the motherboard fits into it. Ensure to unplug the power cord before installing or removing the motherboard. Failure to do so can cause you physical injury and damage motherboard components.

  • Page 23: Motherboard Layout

    LAN_USB12 Intel 945GC AUDIO R TM876-660 PCIEX1_1 CR2032 3V Lithium Cell CMOS Power Realtek PCIEX16 8111C PCI1 PCI2 Intel ICH7 PCI3 SATA1 SATA2 PCI4 SATA3 SATA4 ALC662 BIOS PCI5 CLRTC CHASSIS FLOPPY SPEAKER USB56 USB78 F_PANEL AAFP SB_PWR ASUS P5LD2-C/IPAT...

  • Page 24: Layout Contents

    2.2.4 Layout contents Slots Page 1. PCI 2-19 2. PCIe x 16 2-19 3. PCIe x 1 2-19 Jumpers Page 1. Clear RTC RAM (3-pin CLRTC) 2-20 2. USB Device wake-up (3-pin PS2_USBPW1-8) 2-21 Rear panel connectors Page 1. PS/2 mouse port (green) 2-22 2.

  • Page 25: Central Processing Unit (Cpu)

    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 LGA775 socket.
  • Page 26 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 PnP cap Load lever This side of the socket box should face you. To prevent damage to the socket pins, do not remove the PnP cap unless you are installing a CPU.
  • Page 27 2 Extreme / Pentium ® ® D / Pentium 4 / Celeron LGA775 processors with the Intel Enhanced Intel ® ® ® SpeedStep Technology (EIST) and Hyper-Threading Technology. Refer to the ® Appendix for more information on these CPU features. ASUS P5LD2-C/IPAT...

  • Page 28: Installing The Cpu Heatsink And Fan

    2.3.2 Installing the CPU heatsink and fan The Intel Core 2 Duo / Core 2 Extreme / Pentium D / Pentium 4 / Celeron ® ® ® ® LGA775 processor requires a specially designed heatsink and fan assembly to ensure optimum thermal condition and performance. •...
  • Page 29 Connect the CPU fan cable to the connector on the motherboard labeled CPU_FAN. CPU_FAN CPU FAN PWR CPU FAN IN CPU FAN PWM P5LD2-C/IPAT CPU Fan Connector Do not forget to connect the CPU fan connector! Hardware monitoring errors can occur if you fail to plug this connector. ASUS P5LD2-C/IPAT...

  • Page 30: Uninstalling The Cpu Heatsink And Fan

    2.3.3 Uninstalling the CPU heatsink and fan To uninstall the CPU heatsink and fan: Disconnect the CPU fan cable from the connector on the motherboard. Rotate each fastener counterclockwise. Pull up two fasteners at a time in a diagonal sequence to disengage the heatsink and fan assembly from the motherboard.
  • Page 31 The narrow end of the groove should point outward after resetting. (The photo shows the groove shaded for emphasis.) Refer to the documentation in the boxed or stand-alone CPU fan package for detailed information on CPU fan installation. ASUS P5LD2-C/IPAT 2-11...

  • Page 32: System Memory

    System memory 2.4.1 Overview The motherboard comes with two Double Data Rate 2 (DDR2) Dual Inline Memory Modules (DIMM) sockets. The figure illustrates the location of the DDR2 DIMM sockets: P5LD2-C/IPAT Fan Connectors Channel Sockets Channel A DIMM_A1 Channel B DIMM_B1 2.4.2 Memory configurations...
  • Page 33 KLBC28F-A8KB4 Kingmax KKEA88B4IAK-37 • • 256MB Kingmax KLBB68F-36EP4 Elpida E5116AB-5C-E • • 512MB Kingmax KLBC28F-A8EB4 Elpida E5108AE-5C-E • • 512MB ADATA M2OAD2G3H3166I1B52 ADATA AD29608A8A-37DG20719 • • ADATA M20AD2H3J4170I1B53 ADATA AD20908A8A-37DG30721 • • (continued on the next page) ASUS P5LD2-C/IPAT 2-13...
  • Page 34 Qualified Vendors Lists (QVL) DDR2-667 Size Vendor Model Brand Component DIMM support 256MB Kingston KVR667D2N5/256 Kingston D3216TLSAKL3U • • 256MB Kingston KVR667D2N5/256 Infineon HYB18T256800AF3SW65 33154 • • 512MB Kingston KVR667D2N5/512 Elpida E5108AGBG-6E-E • • Kingston KVR667D2N5/1G Kingston D6408TEBGGL3U • • Kingston KVR667D2N5/1G Elpida...
  • Page 35 A*: Supports one module inserted into any slot as Single-channel memory configuration. • B*: Supports one pair of modules inserted into both the yellow slots as one pair of Dual-channel memory configuration. Visit the ASUS website for the latest DDR2-667 / 533 MHz QVL. ASUS P5LD2-C/IPAT 2-15...

  • Page 36: Installing A Dimm

    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: DDR2 DIMM notch Unlock a DIMM socket by pressing the retaining clips outward.

  • Page 37: Expansion Slots

    IRQ” or that the cards do not need IRQ assignments. Otherwise, conflicts will arise between the two PCI groups, making the system unstable and the card inoperable. Refer to the table on the next page for details. ASUS P5LD2-C/IPAT 2-17...

  • Page 38: Interrupt Assignments

    2.5.3 Interrupt assignments Standard interrupt assignments Standard Function System Timer Keyboard Controller Re-direct to IRQ#9 — Communications Port (COM1)* IRQ holder for PCI steering* Floppy Disk Controller Printer Port (LPT1)* System CMOS/Real Time Clock IRQ holder for PCI steering* IRQ holder for PCI steering* IRQ holder for PCI steering* PS/2 Compatible Mouse Port* Numeric Data Processor...

  • Page 39: Pci Slots

    PCI Express x1 slot This motherboard supports PCI Express x1 network cards, SCSI cards and other cards that comply with the PCI Express specifications. The following figure shows a network card installed on the PCI Express x1 slot. ASUS P5LD2-C/IPAT 2-19...

  • Page 40: Jumpers

    Jumpers Clear RTC RAM (CLRTC) 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.
  • Page 41 S3 and S4 modes (no power to CPU, DRAM in slow refresh, power supply in reduced power mode). PS2_USBPW1-8 P5LD2-C/IPAT USB Device Wake Up The total current consumed must NOT exceed the power supply capability (+5VSB) whether under normal condition or in sleep mode. ASUS P5LD2-C/IPAT 2-21...

  • Page 42: Connectors

    Connectors 2.7.1 Rear panel connectors PS/2 mouse port (green). This port is for a PS/2 mouse. Parallel port. This 25-pin port connects a parallel printer, a scanner, or other devices. LAN (RJ-45) port. This port allows 10/100Mb connection to a Local Area Network (LAN) through a network hub.

  • Page 43: Internal Connectors

    Pin 5 on the connector is removed to prevent incorrect cable connection when using a FDD cable with a covered Pin 5. FLOPPY PIN 1 NOTE: Orient the red markings on the floppy ribbon cable to PIN 1. Floppy Disk Drive Connector P5LD2-C/IPAT ASUS P5LD2-C/IPAT 2-23...
  • Page 44 ICH7 Primary IDE connector (40-1 pin PRI_IDE) This connector is for an Ultra DMA 100/66/33 signal cable. The Ultra DMA 100/66/33 signal cable has three connectors: a blue connector for the primary IDE connector on the motherboard, a black connector for an Ultra DMA 100/66/33 IDE slave device (optical drive/hard disk drive), and a gray connector for an Ultra DMA 100/66/33 IDE master device (hard disk drive).

  • Page 45: Serial Ata Hard Disk Drive Connection

    (boot) hard disk drive to the SATA1 or SATA2 connector. Refer to the table below for the recommended SATA hard disk drive connections. Serial ATA hard disk drive connection Connector Color Setting SATA1/SATA2 Master Boot disk SATA3/SATA4 Black Slave Data disk ASUS P5LD2-C/IPAT 2-25...
  • Page 46 Front panel audio connector (10-1 pin AAFP) This connector is for a chassis-mounted front panel audio I/O module that supports either HD Audio or legacy AC’97 audio standard. AAFP HD-audio-compliant Legacy AC’97 compliant definition pin definition P5LD2-C/IPAT Front Panel Audio Connector We recommend that you connect a high-definition front panel audio module to this connector to avail the motherboard high-definition audio capability.
  • Page 47 CPU FAN IN CPU FAN PWM P5LD2-C/IPAT Fan Connectors Only the CPU_FAN connector support the ASUS Q-Fan feature. Chassis intrusion connector (4-1 pin CHASSIS) This connector is for a chassis-mounted intrusion detection sensor or switch. Connect one end of the chassis intrusion sensor or switch cable to this connector.
  • Page 48 ATX power connectors (24-pin EATXPW, 4-pin ATX12V) These connectors are for ATX power supply plugs. The power supply plugs are designed to fit these connectors in only one orientation. Find the proper orientation and push down firmly until the connectors completely fit. •...

  • Page 49: System Panel Connector (10-1 Pin F_Panel)

    BIOS settings. Pressing the power switch for more than four seconds while the system is ON turns the system OFF. • Reset button (2-pin RESET) This 2-pin connector is for the chassis-mounted reset button for system reboot without turning off the system power. ASUS P5LD2-C/IPAT 2-29...
  • Page 50 2-30 Chapter 2: Hardware information...

  • Page 51: Chapter 3: Powering Up

    This chapter describes the power up sequence, the vocal POST messages, and ways of shutting down the system. Powering up...
  • Page 52 Chapter summary Starting up for the first time ............3-1 Powering off the computer ............3-2 ASUS P5LD2-C/IPAT...

  • Page 53: Starting Up For The First Time

    Two continuous beeps followed by two short beeps Floppy controller failure Two continuous beeps followed by four short beeps Hardware component failure At power on, hold down the <Delete> key to enter the BIOS Setup. Follow the instructions in Chapter 4. ASUS P5LD2-C/IPAT...

  • Page 54: Powering Off The Computer

    Powering off the computer 3.2.1 Using the OS shut down function Using Windows ® Click the Start button then select Turn Off Computer. Click the Turn Off button to shut down the 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.

  • Page 55: Chapter 4: Bios Setup

    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...
  • Page 56 Chapter summary Managing and updating your BIOS ..........4-1 BIOS setup program ..............4-6 Main menu ..................4-9 Advanced menu ................. 4-10 Chipset menu ................4-20 Boot menu .................. 4-23 Security menu ................4-24 Exit menu ..................4-26 ASUS P5LD2-C/IPAT...

  • Page 57: Managing And Updating Your Bios

    Managing and updating your BIOS The following utilities allow you to manage and update the motherboard Basic Input/Output System (BIOS) setup. ASUS AFUDOS: Updates the BIOS in DOS mode using a bootable floppy disk. ASUS AFUWIN: Updates the BIOS in Windows environment.

  • Page 58: Afudos Utility

    Extension name Press <Enter>. The utility copies the current BIOS file to the floppy 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 flash ..done Write to file..ok A:\>...
  • Page 59 Updating the BIOS file To update the BIOS file using the AFUDOS utility: Visit the ASUS website (www.asus.com) and download the latest BIOS file for the motherboard. Save the BIOS file to a bootable floppy disk. Write the BIOS filename on a piece of paper. You need to type the exact BIOS filename at the DOS prompt.
  • Page 60 The utility returns to the DOS prompt after the BIOS update process is completed. Reboot the system from the hard disk drive. A:\>afudos /iP5LD2CIPAT.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 flash BIOS Reading file ..

  • Page 61: Afuwin Utility

    ® To update the BIOS using AFUWIN: Download the latest BIOS file for your motherboard from the ASUS website (www.asus.com) and save the BIOS file to a new folder. Write the BIOS filename on a piece of paper. You need to type the exact BIOS filename at the DOS prompt later.

  • Page 62: Bios Setup Program

    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 file for this motherboard. Chapter 4: BIOS setup...

  • Page 63: Bios Menu Screen

    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 P5LD2-C/IPAT...

  • Page 64: Menu Items

    4.2.4 Menu items The highlighted item on the menu bar displays the specific items for that menu. Choose the system default BIOS Information language BIOS Vendor American Megatrends For example, selecting Main shows the Core Version 4.5.0 Project Version A0657 2.49 Build Date Dec 19 2006 Main menu items.

  • Page 65: Main Menu

    BIOS Information Displays the auto-detected BIOS information 4.3.2 Memory Information Displays the auto-detected system memory 4.3.3 System Date [Day xx/xx/xxxx] Allows you to set the system date. 4.3.4 System Time [xx:xx:xx] Allows you to set the system time. ASUS P5LD2-C/IPAT...

  • Page 66: Advanced Menu

    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 field values can cause the system to malfunction. Enable or Disable the Pxe Boot Support Pxe Boot Option.

  • Page 67: Acpi Settings

    Allows you to select the highest ACPI sleep state the system would enter when the SUSPEND button is pressed. Configuration options: [Suspend Disabled] [S1(CPU Stop Clock] [S3(Suspend to RAM)] S3 Video Repos [Disabled] Allows you to enable or disable S3 Video Repost. Configuration options: [Disabled] [Enabled] ASUS P5LD2-C/IPAT 4-11...

  • Page 68: Cpu Configuration

    4.4.3 CPU Configuration The items in this menu show the CPU-related information that the BIOS automatically detects. XD can prevent certain CPU Configuration classes of malicious buffer overflow attacks Processor Type Intel(R) Core(TM)2 CPU when combined with a 6300 @ 1.86GHz supporting OS (Windows Processor Speed 1866 MHz...

  • Page 69: Ide Configuration

    \Configuration options: [Enabled] [Disabled] IDE Mode [PATA-Primary, SATA-...] Allows you to select the IDE mode.Configuration options: [SATA only-Primary/ Secondary (Non-combined, Legacy)] [SATA-Primary, PATA-Secondary (combined, Legacy)] [PATA-Primary, SATA-Secondary (Combined, Legacy)] [PATA only- Primary (Non-combined, Legacy)] [PATA-Primary, SATA-Ports 1,2,3,4 (Non- combined, PATA-Legacy)] ASUS P5LD2-C/IPAT 4-13...

  • Page 70: On Board Lan

    Serial-ATA Port1/2/3/4 [Enabled] Allows you to disable or enable the Serial-ATA devices. Configuration options: [Disabled] [Enabled] 4.4.5 On Board LAN The items in this menu allow you to change the configurations for onboard LAN. Select an item then press <Enter> to display the configuration options. Enable or Disable On Board LAN Onboard LAN Chip.

  • Page 71: Other Power On Device

    Power On By External Modems [Disabled] 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. Configuration options: [Disabled] [Enabled] ASUS P5LD2-C/IPAT 4-15...

  • Page 72: Super Io Configuration

    4.4.7 Super IO Configuration The items in this menu allow you to set or change the configurations for super IO devices. Select an item then press <Enter> to display the configuration options. Super IO Configuration Set Parameters of Floppy Disk Controller (FDC) Super IO Chip Winbond W83627 Floopy Disk Controller Configuration...

  • Page 73: Serial Port Configuration

    Change Settings [Auto] Allows you to select an optimal settings for the super IO device. Configuration options: [Auto] [IO=378h; IRQ=5;] [IO=378h; IRQ=5, 6, 7, 10, 11,12;] [IO=278h; IRQ=5, 6, 7, 10, 11,12;] [IO=3BCh; IRQ=5, 6, 7, 10, 11,12;] ASUS P5LD2-C/IPAT 4-17...

  • Page 74: Pci Subsystem Settings

    Device Mode [STD Printer Mode] Allows you to set the mode of Printer Port. Configuration options: [STD Printer Mode] [SPP Mode] [EPP-1.9 and SPP Mode] [EPP-1.7 and SPP Mode] [ECP Mode] [ECP and EPP 1.9 Mode] [ECP and EPP 1.7 Mode] 4.4.8 PCI Subsystem Settings The items in this menu allow you to change the settings for PCI, PCI-X, and PCI...
  • Page 75 Allows you to set the ASPM level. Configuration options: [Disabled] [Auto] [Force [Disabled] - disabled ASPM [Auto] - BIOS auto configure [Force L0] - Force all likes to L0 state Extended Synch [Disabled] Allows you to enable or disable generation of Extended Synchronization patterns. Configuration options: [Disabled] [Enabled] ASUS P5LD2-C/IPAT 4-19...

  • Page 76: Chipset Menu

    Chipset menu The Advanced menu items allow you to change the advanced chipset settings. North Bridge Parameters North Bridge South Bridge Legacy USB Configuration 4.5.1 North Bridge Memory Information Select which graphics controller to use as the primary boot Total Memory 512 MB (DDR2) device.

  • Page 77: South Bridge

    [Enabled] USB 2.0(EHCI) Support [Enabled] Allows you to enable USB 2.0 (EHCI) support. Configuration options: [Disabled] [Enabled] PCI Express x1 Port [Enabled] Allows you to enable the PCI Express ports in the chipset. Configuration options: [Disabled] [Enabled] ASUS P5LD2-C/IPAT 4-21...

  • Page 78: Legacy Usb Configuration

    4.5.3 Legacy USB Configuration The items in this menu allows you to change the USB-related features. Select an item then press <Enter> to display the configuration options. Enables Legacy USB Legacy USB Configuration support.Auto options disables legacy support Module Version 08.07.10 if no USB devices are connecteed.

  • Page 79: Boot Menu

    Allows you to set the time to wait for setup activation key. Type the desired number of seconds using the numeric keypad. The values range from 0 to 65535. 0 Means no waiting, while 65535 (0xFFFF) means indefinite waiting. We do not recommend you to set the setup prompt timeout to 0. ASUS P5LD2-C/IPAT 4-23...

  • Page 80: Security Menu

    Security menu The Security menu items allow you to change the system security settings. Select an item then press <Enter> to display the configuration options. 2.7.1 Setup Administrator Password Select this item to set or change the Administrator password. No password is installed by default.

  • Page 81: User Password

    Type the current password then press <Enter>. Follow the steps of setting a user password from 2 to 3. To clear the user password, select the User Password then press <Enter>. Type the current password then press <Enter>. Type <Enter> when prompted. ASUS P5LD2-C/IPAT 4-25...

  • Page 82: Exit Menu

    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. Reset the system after Save Changes and Reset saving the changes. Discard Changes and Reset Save Options Save Changes...

  • Page 83: Restore Defaults

    Setup menus. When you select this option or if you press <F5>, a confirmation window appears. Select OK to load default values. Select Save Changes and Exit or make other changes before saving the values to the non-volatile RAM. ASUS P5LD2-C/IPAT 4-27...
  • Page 84 4-28 Chapter 4: BIOS setup...

  • Page 85: Chapter 5: Software Support

    This chapter describes the contents of the support CD that comes with the motherboard package. Software support...
  • Page 86 Chapter summary Installing an operating system ........... 5-1 Support CD information .............. 5-1 ASUS P5LD2-C/IPAT...

  • Page 87: Installing An Operating System

    The support CD that came with the motherboard package contains the drivers, and utilities that you can install to avail all motherboard features. The contents of the support CD are subject to change at any time without notice. Visit the ASUS website (www.asus.com) for updates. 5.2.1 Running the support CD Place the support CD to the optical drive.

  • Page 88: Drivers Menu

    The drivers menu shows the available device drivers if the system detects installed devices. Install the necessary drivers to activate the devices. ASUS InstALL - Drivers Installation Wizard Installs the ASUS InstALL - Drivers Installation Wizard. Intel Chipset Inf Update Program Installs the Intel Chipset Inf Update Program.

  • Page 89: Asus Contact Information

    5.2.3 ASUS Contact information Click the Contact tab to display the ASUS contact information. You can also find this information on the inside front cover of this user guide. 5.2.4 Other information The icons on the top right corner of the screen give additional information on the motherboard and the contents of the support CD.

  • Page 90: Technical Support Form

    Browse this CD Displays the support CD contents in graphical format. Technical support Form Displays the ASUS Technical Support Request Form that you have to fill out when requesting technical support. Chapter 5: Software support...
  • Page 91 Filelist Displays the contents of the support CD and a brief description of each in text format. ASUS P5LD2-C/IPAT...
  • Page 92 Chapter 5: Software support...

  • Page 93: Appendix: Cpu Features

    The Appendix describes the CPU features that the motherboard supports. CPU features...

  • Page 94: Chapter Summary

    Chapter summary Enhanced Intel SpeedStep Technology (EIST) ......A-1 ® Intel Hyper-Threading Technology ...........A-2 ® ASUS P5LD2-C/IPAT...

  • Page 95: Enhanced Intel Speedstep Technology (Eist)

    ® Technology (EIST) • The motherboard comes with a BIOS file that supports EIST. You can download the latest BIOS file from the ASUS website (www.asus.com/ support/download/) if you need to update the BIOS. See Chapter 4 for details. •...

  • Page 96: Intel ® Hyper-Threading Technology

    On the Power schemes section, click , then select any option except Home/Office Desktop or Always On. Click Apply, then click OK. 10. Close the Display Properties window. After you adjust the power scheme, the CPU internal frequency slightly decreases when the CPU loading is low.

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