Motherboard P5GC
E3462 First Edition September 2007 Copyright © 2007 ASUSTeK COMPUTER INC. All Rights Reserved. No part of this manual, including the products and software described in it, may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language in any form or by any means, except documentation kept by the purchaser for backup purposes, without the express written permission of ASUSTeK COMPUTER INC. (“ASUS”).
Contents Notices.......................................................................................................... vi Safety information...................................................................................... vii About this guide........................................................................................ viii P5GC specifications summary.................................................................... x Chapter 1: Product introduction 1.1 Welcome!.....................
Contents 2.7 Connectors.................................................................................. 2-22 2.7.1 2.7.2 Rear panel connectors................................................... 2-22 Internal connectors........................................................ 2-23 Chapter 3: Powering up 3.1 3.2 Starting up for the first time......................................................... 3-1 Powering off the computer........................................................... 3-2 3.2.1 3.2.
Contents 4.4.2 USB Configuration......................................................... 4-20 4.4.4 Chipset . ........................................................................ 4-23 4.4.3 4.4.5 4.5 4.4.6 Suspend Mode . ............................................................ 4-28 4.5.3 ACPI APIC Support . .................................................... 4-28 4.5.5 ACPI 2.0 Support .......................................................... 4-28 APM Configuration.....................
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. This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules.
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. If possible, disconnect all power cables from the existing system before you add a device.
About this guide This user guide contains the information you need when installing and configuring the motherboard. How this guide is organized This guide contains the following parts: • Chapter 1: Product introduction This chapter describes the features of the motherboard and the new technology it supports.
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. IMPORTANT: Instructions that you MUST follow to complete a task. NOTE: Tips and additional information to help you complete a task.
P5GC specifications summary CPU LGA775 socket for Intel® CoreTM 2 Extreme / CoreTM 2 Duo / Pentium® Extreme/ Pentium® D/ Pentium® 4, and Celeron® D processors. Support Intel® next generation 45nm multi-core CPU. Supports Intel® EIST/Hyper-Threading Technology Chipset Northbridge: Intel® 945GC Southbridge: Intel® ICH7R Front Side Bus 1333(O.
P5GC specifications summary Internal I/O connectors 1 x Azalia High Definition Analog Front Panel Audio connector 1 x 3-pin SPDIF OUT connector 1 x 3-pin Chassis Intrusion connector 1 x 12-pin System Panel connector 1 x 24-pin EPS12V power connector 1 x 4-pin ATX 12V power connector 2 x USB connectors for 4 additional USB 2.
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This chapter describes the motherboard features and the new technologies it supports.
1 Chapter summary 1.1 Welcome!....................................................................................... 1-1 1.3 Special features............................................................................. 1-2 1.2 Package contents..........................................................................
1.1 Welcome! Thank you for buying an ASUS® P5GC motherboard! 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. 1.2 Package contents Check your motherboard package for the following items.
1.3 Special features 1.3.1 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. The motherboard supports the processors with 1333 (O.C)/1066/800/533 MHz Front Side Bus (FSB).
DDR2 memory support The motherboard supports DDR2 memory that features data transfer rates of 667/533/400 MHz to meet the higher bandwidth requirements of the latest 3D graphics, multimedia, and Internet applications. The dual-channel DDR2 architecture doubles the bandwidth of your system memory to boost system performance, eliminating bottlenecks with peak bandwidths of up to10.6 GB/s. See page 2-13 for details.
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. 1.3.2 Innovative ASUS features ASUS CrashFree BIOS 3 The ASUS CrashFree BIOS 3 allows users to restore corrupted BIOS data from a USB flash disk containing the BIOS file.
. ASUS MyLogo2™ This feature allows you to convert your favorite photo into a 256-color boot logo for a more colorful and vivid image on your screen. See page 4-33 for details.
1- Chapter 1: Product introduction
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.
2 Chapter summary 2.1 Before you proceed...................................................................... 2-1 2.3 Central Processing Unit (CPU).................................................... 2-6 2.2 2.4 Motherboard overview.................................................................. 2-2 System memory.......................................................................... 2-13 2.5 Expansion slots........................................................................... 2-17 2.
2.1 Before you proceed Take note of the following precautions before you install motherboard components or change any motherboard settings. • Unplug the power cord from the wall socket before touching any component. • Use a grounded wrist strap or touch a safely grounded object or to a metal object, such as the power supply case, before handling components to avoid damaging them due to static electricity. • Hold components by the edges to avoid touching the ICs on them.
2.2 Motherboard overview 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 can cause you physical injury and damage motherboard components. 2.2.1 Placement direction When installing the motherboard, make sure that you place it into the chassis in the correct orientation.
2.2.3 Motherboard layout RTM876-660 PCIEX16 RTL 8111C PCI1 CR2032 3V Lithium Cell CMOS Power SB_PWR 30.5cm (12in) ICS 9P946AFLF EATXPWR DDR2 DIMM_B2 (64 bit,240-pin module) Intel 945GC AUDIO DDR2 DIMM_B1 (64 bit,240-pin module) LAN_USB12 DDR2 DIMM_A2 (64 bit,240-pin module) P5GC CHA_FAN USBPW1-4 KB/MSPW COM2 USB34 LGA775 DDR2 DIMM_A1 (64 bit,240-pin module) CPU_FAN ATX12V PARALLEL PORT COM1 PS/2KBMS T: Mouse B: Keyboard PWR_FAN 22.7cm (8.
2.2.4 Layout contents Slots Page 1. PCIe x16 3. PCI 2-20 2-20 Jumpers Page 1. Clear RTC RAM (3-pin CLRTC) 2-21 3. USB Device wake-up (3-pin USBPW1-4, USBPW5-8) 2-22 2. Keyboard/mouse power wake-up (3-pin KB/MSPW) Rear panel connectors Page 1. PS/2 mouse port (green) 2-23 3. LAN (RJ-45) port 2-23 2. 4. 5. 6. 7. 8. 9. 10. 11. 2- 2-22 Parallel port Line In port (light blue) Line Out port (green) Microphone port (pink) USB 2.
Internal connectors Page 1. Floppy disk drive connector (34-1 pin FLOPPY) 2-24 3. Serial ATA connectors (7-pin SATA1 [red], SATA2 [red], SATA3 [black], SATA4 [black]) 2-25 2. 4. 5. 6. ICH7R Primary IDE connector (40-1 pin PRI_IDE) Optical drive audio connector (4-pin CD) Digital Audio connector (4-1 pin SPDIF_OUT) 2-25 2-26 2-26 Front panel audio connector (10-1 pin AAFP) 2-27 8. CPU, power and chassis fan connectors (4-pin CPU_FAN, 3-pin PWR_FAN, 3-pin CHA_FAN) 2-28 10.
2.3 Central Processing Unit (CPU) The motherboard comes with a surface mount LGA775 socket designed for the Intel® CoreTM 2 Extreme / CoreTM 2 Duo / Pentium® Extreme/ Pentium® D/ Pentium® 4, and Celeron® D processor in the 775-land package. • • • 2.3.1 Upon purchase of the motherboard, make sure that the PnP cap is on the socket and the socket contacts are not bent.
2. 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 Load lever A PnP cap B 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. 3. Lift the load lever in the direction of the arrow to a 135º angle. 4.
The CPU fits in only one correct orientation. DO NOT force the CPU into the socket to prevent bending the connectors on the socket and damaging the CPU! 6. Close the load plate (A), then push the load lever (B) until it snaps into the retention tab. A B The motherboard supports Intel® CoreTM 2 Extreme / CoreTM 2 Duo / Pentium® Extreme/ Pentium® D/ Pentium® 4, and Celeron® D LGA775 processors with the Intel® Enhanced Intel SpeedStep® Technology (EIST) and Hyper-Threading Technology.
2.3.2 Installing the CPU heatsink and fan The Intel® CoreTM 2 Extreme / CoreTM 2 Duo / Pentium® Extreme/ Pentium® D/ Pentium® 4, and Celeron® D LGA775 processor requires a specially designed heatsink and fan assembly to ensure optimum thermal condition and performance. • When you buy a boxed Intel® CoreTM 2 Extreme / CoreTM 2 Duo / Pentium® Extreme/ Pentium® D/ Pentium® 4, and Celeron® D processor, the package includes the CPU fan and heatsink assembly.
2. Push down two fasteners at a time in a diagonal sequence to secure the heatsink and fan assembly in place. B A A 3. A B B A B Connect the CPU fan cable to the connector on the motherboard labeled CPU_FAN. P5GC CPU_FAN CPU FAN PWM CPU FAN IN CPU FAN PWR GND P5GC.CPU.Fan.Connector Do not forget to connect the CPU fan connector! Hardware monitoring errors can occur if you fail to plug this connector.
2.3.3 Uninstalling the CPU heatsink and fan To uninstall the CPU heatsink and fan: 1. 2. 3. 4. 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. A B B A B A A B Carefully remove the heatsink and fan assembly from the motherboard.
5. Rotate each fastener clockwise to ensure correct orientation when reinstalling. Narrow end of the groove 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.
2.4 System memory 2.4.1 Overview The motherboard comes with four Double Data Rate 2 (DDR2) Dual Inline Memory Modules (DIMM) sockets. DIMM_B2 128 Pins P5GC 112 Pins DIMM_A2 DIMM_A1 DIMM_B1 The figure illustrates the location of the DDR2 DIMM sockets: P5GC.240-pin.DDR2.DIMM.Sockets Channel Sockets Channel A DIMM_A1 and DIMM_A2 Channel B DIMM_B1 and DIMM_B2 2.4.2 Memory configurations You may install 256 MB, 512 MB and 1 GB unbuffered non-ECC DDR2 DIMMs into the DIMM sockets.
Qualified Vendors Lists (QVL) DDR2-533 Size Vendor Mode CL Brand Side(s) Component 256MB 512MB 1G 256MB 512MB 256MB 1G 512MB 1G 512MB 1G 512MB 512MB 256MB 512MB 512MB 2G 512MB 1G 512MB 512MB 1G 1G 1G 1G 2G 512MB 256MB 512MB 512MB 512MB 1G 1G 1G 512MB 1G 2-14 Kingston Kingston Kingston Samsung Samsung HY HY Micron Micron Corsair Corsair Elpida Kingmax Kingmax Kingmax ADATA ADATA PQI PQI AENEON AENEON AENEON AENEON AENEON AENEON AENEON REMAXEL TAKEMS TAKEMS TAKEMS TAKEMS TAKEMS TAKEMS TAKEMS VERITE
DDR2-667 Size Vendor Mode CL Brand Side(s) Component DIMM ABC 256MB Kingston KVR667D2N5/256 N/A Kingston SS D3216TLSAKL3U • 256MB Kingston KVR667D2N5/256 N/A Infineon SS HYB18T256800AF3 • SW65 33154 512MB Kingston KVR667D2N5/512 N/A Elpida SS E5108AGBG-6E-E • 1G Kingston KVR667D2N5/1G N/A Kingston DS D6408TEBGGL3U • 1G Kingston KVR667D2N5/1G N/A Elpida DS E5108AGBG-6E-E • 512MB Samsung KR M378T6553CZ0-CE6 N/A Samsung SS K4T51083QC • 512MB Samsung KR M378T6453FZ0-CE6 N/A Samsung DS K4T560
DDR2-667 Size Vendor Mode CL Brand Side(s) Component 512MB 512MB 1G 1G 1G 512MB 1G 512MB 1G 512MB 512MB 1G 1G 1G 512MB 1G 512MB 512MB 1G 1G 512MB 1G Nanya MDT MDT MDT MDT Twinmos Twinmos AENEON AENEON TAKEMS TAKEMS TAKEMS TAKEMS TAKEMS VERITECH VERITECH Century Century Century Century KINGBOX KINGBOX NT512T64U88A1BY-3C DDRII 512 PC667 MDT 1024MB MDT 1024MB MDT 1024MB 8D-A3JK5MPETP 8D-B3KK5MPFTP AET660UD00-30DB97X AET760UD00-30DB97X TMS51B264C081-665QI TMS51B264C081-665AP TMS1GB264C081-665QI TMS1G
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. 2 To install a DIMM: 1. Unlock a DIMM socket by pressing 2. Align a DIMM on the socket the retaining clips outward. such that the notch on the DIMM matches the break on 3. 3 DDR2 DIMM notch the socket.
2.5 Expansion slots In the future, you may need to install expansion cards. The following sub‑sections describe the slots and the expansion cards that they support. Make sure to unplug the power cord before adding or removing expansion cards. Failure to do so may cause you physical injury and damage motherboard components. 2.5.1 Installing an expansion card To install an expansion card: 1. 2. 3. 4. 5. 6.
2.5.
2.5.4 PCI slots The PCI slots support cards such as a LAN card, SCSI card, USB card, and other cards that comply with PCI specifications. The figure shows a LAN card installed on a PCI slot. 2.5.5 PCI Express x16 slot This motherboard supports PCI Express x16 graphic cards that comply with the PCI Express specifications. The following figure shows a graphics card installed on the PCI Express x16 slot.
2.6 1. 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. To erase the RTC RAM: 1. Turn OFF the computer and unplug the power cord. 2. Remove the onboard battery. 3. Move the jumper cap from pins 1-2 (default) to pins 2-3.
2. Keyboard/mouse power wake-up (3-pin KB/MSPW) This jumper allows you to enable or disable the keyboard and mouse wake-up feature. Set this jumper to pins 2-3 (+5VSB) to wake up the computer when you press a key on the keyboard (the default is the Space Bar). This feature requires an ATX power supply that can supply at least 500 mA on the +5VSB lead, and a corresponding setting in the BIOS. +5VSB 2 3 1 2 +5V P5GC KB/MSPW (Default) P5GC.Keyboard/mouse.Power.
2.7 Connectors 2.7.1 Rear panel connectors 1 2 3 4 5 6 11 1. 2. 3. 10 9 8 7 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 Gigabit connection to a Local Area Network (LAN) through a network hub. Refer to the table below for the LAN port LED indications.
Audio 2, 4, or 6-channel configuration Port 2-channel (Headset) Light Blue 7. 8. 9. 4-channel 6-channel Line In Line In Line In Lime Line Out Front Speaker Out Front Speaker Out Pink Mic In Mic In Mic In USB 2.0 ports 1 and 2. These two 4-pin Universal Serial Bus (USB) ports are available for connecting USB 2.0/1.1 devices. USB 2.0 ports 3 and 4. These two 4-pin Universal Serial Bus (USB) ports are available for connecting USB 2.0/1.1 devices. Serial port (COM2).
ICH7R 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 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).
Important notes on Serial ATA • • You must install Windows® 2000 Service Pack 4 or the Windows® XP Service Pack 1 before using Serial ATA hard disk drives. When using the connectors in Standard IDE mode, connect the primary (boot) hard disk drive to the SATA1 or SATA2 connector. Refer to the table below for the recommended SATA hard disk drive connections.
6. 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 MIC2 MICPWR Line out_R NC Line out_L NC AGND NC NC SENSE2_RETUR Legacy AC’97 compliant definition PORT1L PORT1R PORT2R SEBSE_SEND PORT2L GND PRESENSE# SENSE1_RETUR P5GC HD-audio-compliant pin definition P5GC.Front.Panel.Audio.Connector • USB port connectors (10-1 pin USB56, USB78) These connectors are for USB 2.
8. CPU, power and chassis fan connectors (4-pin CPU_FAN, 3-pin PWR_ FAN, 3-pin CHA_FAN) The fan connectors support cooling fans of 350 mA ~ 2000 mA (24 W max.) or a total of 1 A ~ 3.48 A (41.76 W max.) at +12V. Connect the fan cables to the fan connectors on the motherboard, making sure that the black wire of each cable matches the ground pin of the connector. Do not forget to connect the fan cables to the fan connectors. Insufficient air flow inside the system may damage the motherboard components.
10. 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. • Use of an ATX 12 V Specification 2.0 -compliant power supply unit (PSU) that provides a minimum power of 350 W is recommended for a fullyconfigured system.
11. System panel connector (20-8 pin F_PANEL) This connector supports several chassis-mounted functions. PA NEL Ground Reset Ground PWR IDE_LEDIDE_LED+ IDE_LED SPEAKER Speaker Ground Ground +5V PLED- PLED+ P5GC PLED RESET PWRSW * Requires an ATX power supply P5GC.System.Panel.Connector 2-30 • System power LED (2-pin PLED) This 2-pin connector is for the system power LED. Connect the chassis power LED cable to this connector.
This chapter describes the power up sequence, the vocal POST messages, and ways of shutting down the system.
3 Chapter summary 3.1 3.2 Starting up for the first time......................................................... 3-1 Powering off the computer...........................................................
3.1 Starting up for the first time 1. After making all the connections, replace the system case cover. 3. Connect the power cord to the power connector at the back of the system chassis. 2. 4. 5. Be sure that all switches are off. Connect the power cord to a power outlet that is equipped with a surge protector. Turn on the devices in the following order: a. Monitor c. System power b. 6.
3.2 Powering off the computer 3.2.1 Using the OS shut down function If you are using Windows® 2000: 1. 2. Click the Start button then click Shut Down... Make sure that the Shut Down option button is selected, then click the OK button to shut down the computer. If you are using Windows® XP: 1. 2. Click the Start button then select Turn Off Computer. Click the Turn Off button to shut down the computer. If you are using Windows® Vista: 1. Click > . 2.
This chapter tells how to change the system settings through the BIOS Setup menus. Detailed descriptions of the BIOS parameters are also provided.
4 Chapter summary 4.1 Managing and updating your BIOS............................................. 4-1 4.3 Main menu................................................................................... 4-14 4.5 Power menu................................................................................. 4-28 4.2 4.4 4.6 4.7 4.8 BIOS setup program................................................................... 4-11 Advanced menu......................................................................
4.1 Managing and updating your BIOS The following utilities allow you to manage and update the motherboard Basic Input/Output System (BIOS) setup. 1. 2. 3. 4. ASUS EZ Flash 2 (Updates the BIOS using a floppy disk or USB flash disk.) ASUS AFUDOS (Updates the BIOS in DOS mode using a bootable floppy disk.) ASUS CrashFree BIOS 3 (Updates the BIOS using a bootable floppy, USB Flash disk, or the motherboard support CD when the BIOS file fails or gets corrupted.
Windows® 2000 environment To create a set of boot disks for Windows® 2000: a. Insert a formatted, high density 1.44 MB floppy disk into the drive. b. Insert the Windows® 2000 CD to the optical drive. c. Click Start, then select Run. d. In the Open field, type D:\bootdisk\makeboot a: assuming that D is your optical drive letter. e. Press , then follow screen instructions to continue. Windows® Vista environment a. Insert a formatted, high density 1.44 MB floppy disk to the floppy disk drive.
1. 2. Copy the AFUDOS utility (afudos.exe) from the motherboard support CD to the bootable floppy disk you created earlier. Boot the system in DOS mode, then at the prompt type: afudos /o[filename] where the [filename] is any user-assigned filename not more than eight alphanumeric characters for the main filename and three alphanumeric characters for the extension name. A:\>afudos /oOLDBIOS1.rom Main filename 3. Extension name Press . The utility copies the current BIOS file to the floppy disk.
4. The utility verifies the file and starts updating the BIOS. A:\>afudos /iP5GC.rom AMI Firmware Update Utility - Version 1.19(ASUS V2.29(07.03.02BA)) Copyright (C) 2003 American Megatrends, Inc. All rights reserved. WARNING!! Do not turn off power during flash BIOS Reading file ....... done Reading flash ...... done Advance Check ...... Erasing flash ...... done Writing flash ...... 0x0008CC00 (9%) Do not shut down or reset the system while updating the BIOS to prevent system boot failure! 5.
4.1.3 ASUS CrashFree BIOS 3 utility The ASUS CrashFree BIOS 3 is an auto recovery tool that allows you to restore the BIOS file when it fails or gets corrupted during the updating process. You can update a corrupted BIOS file using the motherboard support CD, the USB flash disk, or the floppy disk that contains the updated BIOS file. • Prepare the motherboard support CD, the USB flash disk, or the floppy disk containing the updated motherboard BIOS before using this utility.
Recovering the BIOS from the support CD To recover the BIOS from the support CD: 1. Remove any floppy disk from the floppy disk drive, then turn on the system. 3. The utility displays the following message and automatically checks the floppy disk for the original or updated BIOS file. 2. Insert the support CD to the optical drive. Bad BIOS checksum. Starting BIOS recovery... Checking for floppy...
4.1.4 ASUS EZ Flash 2 utility The ASUS EZ Flash 2 feature allows you to update the BIOS without having to go through the long process of booting from a floppy disk and using a DOS‑based utility. The EZ Flash 2 utility is built-in the BIOS chip so it is accessible by pressing + during the Power-On Self-Test (POST). To update the BIOS using EZ Flash 2: 1. 2. 3. Visit the ASUS website (www.asus.com) to download the latest BIOS file for the motherboard.
4.1.5 ASUS Update utility The ASUS Update is a utility that allows you to manage, save, and update the motherboard BIOS in Windows® environment. The ASUS Update utility allows you to: • Save the current BIOS file • Update the BIOS from an updated BIOS file • • • Download the latest BIOS file from the Internet Update the BIOS directly from the Internet, and View the BIOS version information. This utility is available in the support CD that comes with the motherboard package.
Updating the BIOS through the Internet To update the BIOS through the Internet: 1. Launch the ASUS Update utility from the Windows® desktop by clicking Start > Programs > ASUS > ASUSUpdate > ASUSUpdate. The ASUS Update main window appears. 2. Select Update BIOS from the Internet option from the drop‑down menu, then click Next. ASUS P5GC 3. Select the ASUS FTP site nearest you to avoid network traffic, or click Auto Select. Click Next.
4. 5. From the FTP site, select the BIOS version that you wish to download. Click Next. Follow the screen instructions to complete the update process. The ASUS Update utility is capable of updating itself through the Internet. Always update the utility to avail all its features. Updating the BIOS through a BIOS file To update the BIOS through a BIOS file: 1. 2. 3. 4. 4-10 Launch the ASUS Update utility from the Windows® desktop by clicking Start > Programs > ASUS > ASUSUpdate > ASUSUpdate.
4.2 BIOS setup program This motherboard supports a programmable Serial Peripheral Interface (SPI) chip that you can update using the provided utility described in section “4.1 Managing and updating your BIOS.” Use the BIOS Setup program when you are installing a motherboard, reconfiguring your system, or prompted to“Run Setup.” This section explains how to configure your system using this utility.
4.2.1 BIOS menu screen Menu items Main System System System Legacy Advanced BIOS SETUP UTILITY Boot Tools Exit Power Time Time Date Diskette A Primary IDE Master Primary IDE Slave Third IDE Master Third IDE Slave Fourth IDE Master Fourth IDE Slave IDE Configuration General help Configuration fields Menu bar : : : : : : [17:20:30] [04:46:19] [Tue 08/28/2007] [1.44M, 3.5 in] Use [ENTER], [TAB] or [SHIFT-TAB] to select a field.
4.2.4 Menu items The highlighted item on the menu bar displays the specific items for that menu. For example, selecting Main shows the Main menu items. The other items (Advanced, Power, Boot, and Exit) on the menu bar have their respective menu items. 4.2.5 System Time System Time [17:20:30] [04:46:19] System Date [Tue 08/28/2007] Legacy Diskette A Primary IDE Master Primary IDE Slave [1.44M, 3.5 in] Use [+] or [-] to configure system.
4.3 Main menu When you enter the BIOS Setup program, the Main menu screen appears, giving you an overview of the basic system information. Refer to section “4.2.1 BIOS menu screen” for information on the menu screen items and how to navigate through them.
4.3.4 Primary, Third and Fourth IDE Master/Slave The BIOS automatically detects the connected IDE devices. There is a separate sub-menu for each IDE device. Select a device item, then press to display the IDE device information.
PIO Mode [Auto] Selects the PIO mode. Configuration options: [Auto] [0] [1] [2] [3] [4] DMA Mode [Auto] Selects the DMA mode. Configuration options: [Auto] SMART Monitoring [Auto] Sets the Smart Monitoring, Analysis, and Reporting Technology. Configuration options: [Auto] [Disabled] [Enabled] 32Bit Data Transfer [Disabled] Enables or disables 32-bit data transfer. Configuration options: [Disabled] [Enabled] 4.3.
Enhanced Mode Support On [S-ATA] Allows you to use native OS on Serial ATA and Parallel ATA ports. It is recommend that you do not change the default setting for better OS compatibility. In this setting, you may use legacy OS on the Parallel ATA ports only if you do not install any Serial ATA device. The P-ATA+S-ATA and P-ATA options are for advanced users only. If you set to any of these options and encountered problems, revert to the default setting S-ATA.
4.4 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. JumperFree Configuration USB Configuration Configure the USB support. CPU Configuration Chipset Onboard Devices Configuration PCIPnP 4.4.
CPU Frequency [xxx] Displays the frequency sent by the clock generator to the system bus and PCI bus. The value of this item is auto-detected by the BIOS. Use the <+> and <-> keys to adjust the CPU frequency. You can also type the desired CPU frequency using the numeric keypad. The values range from 100 to 450. Refer to the table below for the correct Front Side Bus and CPU External Frequency settings.
4.4.2 USB Configuration The items in this menu allows you to change the USB-related features. Select an item then press to display the configuration options. Enables USB host controllers. USB Configuration Module Version - 2.24.0-F.4 USB Devices Enabled: None USB Function Legacy USB Support USB 2.0 Controller USB 2.0 Controller Mode BIOS EHCI Hand-Off [Enabled] [Auto] [Enabled] [HiSpeed] [Disabled] The Module Version and USB Devices Enabled items show the auto-detected values.
4.4.3 CPU Configuration The items in this menu show the CPU-related information that the BIOS automatically detects. Configure Advanced CPU settings Manufacturer: Brand String: Frequency : FSB Speed : Cache Cache Ratio Ratio COUID Enable or Disable Microcode Update Intel Intel(R) Core(TM)2 CPU 6300@ 1.86GHz 1.
CPU TM function [Enabled] Allows you to enable or disable CPU TM function. Configuration options: [Enabled] [Disabled]. Execute Disable Bit [Enabled] Allows you to enable or disable the execute disable bit function. Configuration options: [Enabled] [Disabled]. PECI [Disabled] Allows you to enable or disable PECI interface. Configuration options: [Enabled] [Disabled]. Core Multi-Processing [Enabled] Allows you to enable or disable the Intel® Core Multi-Processing Technology.
4.4.4 Chipset The menu allows you to change the advanced chipset settings. Select an item then press to display the sub-menu.
Hyper Path 3 [Auto] Allows you to enable or disable the ASUS Hyper Path 3 feature. Configuration options: [Disabled] [Enabled] [Auto]. DRAM Throttling Threshold [Auto] Enable DRAM Throttling Thermal Throttling will make your system more stable. Configuration options: [Disabled] [Auto]. Booting Graphic Adapter Priority [PCI Express/PCI] Allows selection of the graphics controller to use as primary boot device. Configuration options: [PCI Express/PCI] [PCI/PCI Express].
4.4.5 Onboard Devices Configuration Configure Win627DHG Super IO Chipset HD Audio Controller Front Panel Suppot Type Onboard PCIEX 10/100/1000Mb LAN LAN Option ROM [Enabled] [HD Audio] [Enabled] [Disabled] Serial Port1 Address Serial Port2 Address Parallel Port Address Parallel Port Mode ECP Mode DMA Channel Parallel Port IRQ [3F8/IRQ4] [2F8/IRQ3] [378] [ECP] [DMA3] [IRQ7] Enable or disable High Definition Audio Controller.
Parallel Port Address [378] Allows you to select the Parallel Port base addresses. Configuration options: [Disabled] [378] [278] [3BC]. Parallel Port Mode [ECP] Allows you to select the Parallel Port mode. Configuration options: [Normal] [Bi-directional] [EPP] [ECP]. ECP Mode DMA Channel [DMA3] Appears only when the Parallel Port Mode is set to [ECP]. This item allows you to set the Parallel Port ECP DMA. Configuration options: [DMA0] [DMA1] [DMA3].
Plug And Play O/S [No] When set to [No], BIOS configures all the devices in the system. When set to [Yes] and if you install a Plug and Play operating system, the operating system configures the Plug and Play devices not required for boot. Configuration options: [No] [Yes]. PCI Latency Timer [64] Allows you to select the value in units of PCI clocks for the PCI device latency timer register. Configuration options: [32] [64] [96] [128] [160] [192] [224] [248].
4.5 Power menu The Power menu items allow you to change the settings for the ACPI and Advanced Power Management (APM) features. Select an item then press to display the configuration options. Suspend Mode ACPI 2.0 Support ACPI APIC Support [Auto] [Disabled] [Enabled] Select the ACPI state used for System Suspend. APM Configuration Hardware Monitor v02.53 (C)Copyright 1985-2007, American Megatrends, Inc. 4.5.
4.5.4 APM Configuration APM Configuration Power Button Mode [On/Off] Restore on AC Power Loss Power On By RTC Alarm Power On By External Modems Power On By PCI Devices Power On By PCIE Devices Power On By PS/2 Keyboard Power On By PS/2 Mouse [Power Off] [Disabled] [Disabled] [Disabled] [Disabled] [Disabled] [Disabled] Go into On/Off, or Suspend when Power button is pressed. v02.53 (C)Copyright 1985-2007, American Megatrends, Inc.
RTC Alarm Minute [xx] To set the alarm minute, highlight this item and press the <+> or <-> key to make the selection. Configuration options: [00] [1]... ~ [59] RTC Alarm Second [xx] To set the alarm second, highlight this item and press the <+> or <-> key to make the selection. Configuration options: [00] [1]...
4.5.5 Hardware Monitor BIOS SETUP UTILITY Power CPU Temprerature Hardware Monitor CPU Temperature MB Temperature [64.5ºC/148ºF] [33ºC/91ºF] CPU Fan Speed (RPM) CPU Q-Fan Control Chassis Fan Speed (RPM) [2909RPM] [Disabled] [N/A] VCORE Voltage 3.3V Voltage 5V Voltage 12V Voltage [ 1.368V] [ 3.248V] [ 5.145V] [11.932V] +Tab F1 F10 ESC Select Screen Select Item Change Field Select Field General Help Save and Exit Exit v02.53 (C)Copyright 1985-2007, American Megatrends, Inc.
4.6 Boot menu The Boot menu items allow you to change the system boot options. Select an item then press to display the sub-menu. Main Advanced Power BIOS SETUP UTILITY Tools Exit Boot Boot Specifies the Boot Device Priority Sequence. Boot Settings Boot Device Priority Boot Settings Configuration Security A virtual floppy disk drive (Floppy Drive B: )may appear when you set the CD-ROM drive as the first boot device.
4.6.2 Boot Settings Configuration Boot Settings Configuration Quick Boot Full Screen Logo AddOn ROM Display Mode Bootup Num-Lock PS/2 Mouse Support Wait For ‘F1’ If Error Hit ‘DEL’ Message Display Interrupt 19 Capture [Enabled] [Enabled] [Force BIOS] [On] [Auto] [Enabled] [Enabled] [Disabled] Quick Boot [Enabled] Allows BIOS to skip certain tests while booting. This will decrease the time needed to boot the system.
Interrupt 19 Capture [Disabled] When set to [Enabled], this function allows the option ROMs to trap Interrupt 19. Configuration options: [Disabled] [Enabled] 4.6.3 Security The Security menu items allow you to change the system security settings. Select an item then press to display the configuration options. BIOS SETUP UTILITY Boot Security Settings Supervisor Password User Password : Not Installed : Not Installed to change password. again to disabled password.
After you have set a supervisor password, the other items appear to allow you to change other security settings. BIOS SETUP UTILITY Exit Exit Security Settings Supervisor Password User Password : Not Installed : Not Installed Change Supervisor Password User Access Level Change User Password Clear User Password Password Check to change password. again to disable password.
Clear User Password Select this item to clear the user password. Password Check [Setup] When set to [Setup], BIOS checks for user password when accessing the Setup utility. When set to [Always], BIOS checks for user password both when accessing Setup and booting the system. Configuration options: [Setup] [Always] 4.7 Tools menu The Tools menu items allow you to configure options for special functions. Select an item then press to display the sub-menu.
4.8 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. BIOS SETUP UTILITY Exit Exit Exit Options Exit & Save Changes Exit & Discard Changes Discard Changes Load Setup Defaults Exit system setup after saving the changes. F10 key can be used for this operation. +Tab F1 F10 ESC Select Screen Select Item Change Field Select Field General Help Save and Exit Exit v02.
Load Setup Defaults Allows you to load the default values for each of the parameters on the Setup menus. When you select this option or if you press , a confirmation window appears. Select to load the default values. Select Exit & Save Changes or make other changes before saving the values to the non-volatile RAM.
This chapter describes the contents of the support CD that comes with the motherboard package.
5 Chapter summary 5.1 5.2 Installing an operating system.................................................... 5-1 Support CD information...............................................................
5.1 Installing an operating system This motherboard supports Windows® 2000/2000 server/2003 Server/ 64-bit 2003 server/XP/64-bit XP/Vista/64-bit Vista operating systems (OS). Always install the latest OS version and corresponding updates to maximize the features of your hardware. 5.2 • Motherboard settings and hardware options vary. Use the setup procedures presented in this chapter for reference only. Refer to your OS documentation for detailed information.
5.2.2 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. Realtek Audio Driver Install the Realtek Audio Driver. Realtek RTL8111B/C 10/100/1000M LAN Driver Installs the Realtek RTL8111B/C 10/100/1000M LAN Driver.
5.2.3 Utilities menu The Utilities menu shows the applications and other software that the motherboard supports. ASUS InstALL - Installation Wizard for Utilities This wizard guides you in installing the utilities. ASUS PC Probe II This smart utility monitors the fan speed, CPU temperature, and system voltages, and alerts you of any detected problems. This utility helps you keep your computer in healthy operating condition.
Install the following utilities from the ASUS Superb Software Library CD if needed.. ADOBE Acrobat Reader V7.0 Installs the Adobe® Acrobat® Reader that allows you to open, view, and print documents in Portable Document Format (PDF). Microsoft DirectX 9.0c Installs the Microsoft® DirectX 9.0c driver. The Microsoft DirectX® 9.0c is a multimedia technology that enhances computer graphics and sound.
5.2.4 Make Disk menu The Make Disk menu contains items to create Intel® ICH7R RAID/AHCI driver disk. Intel ICH7R 32 bit RAID/AHCI Driver Allows you to create an Intel ICH7R 32 bit RAID/AHCI driver. Intel ICH7R 64 bit RAID/AHCI Driver Allows you to create an Intel ICH7R 64 bit RAID/AHCI driver.
5.2.5 Manual menu The Manual menu contains a list of supplementary user manuals. Click an item to open the folder of the user manual. Most user manual files are in Portable Document Format (PDF). Install the Adobe Acrobat Reader application from the Utilities tab before opening a user manual file. 5.2.6 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.
5.2.7 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. Click an icon to display the specified information. Motherboard Info Displays the general specifications of the motherboard. 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. Filelist Displays the contents of the support CD and a brief description of each in text format.
The Appendix describes the CPU features that the motherboard supports.
A Chapter summary A.1 A.2 Enhanced Intel SpeedStep® Technology (EIST).........................A-1 Intel® Hyper-Threading Technology............................................
A.1 A.1.1 Enhanced Intel SpeedStep® 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. • Visit www.intel.com for more information on the EIST feature.
8. 9. 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. The screen displays and procedures may vary depending on the operating system. A.2 Intel® Hyper-Threading Technology • The motherboard supports Intel® Pentium® 4 LGA775 processors with Hyper-Threading Technology.
