Asus P4B 24

2.2Motherboard layout

22cm (8.7in)

PS/2KBMS

T:Mouse

B:Keyboard

USB1

USB2

COM1

PARALLEL PORT

COM2

	AUDIO	Line
		Out
	_	Line
	_	In
	GAME	In
	GAME	In
		Mic

ATX12V

MICF

SPEAKER

AAPANEL

CD1

AUX

Audio

Codec

PWR_FAN

CPU_FAN

	Socket 478						OVER_VOLT
									Socket 1 (64/72-bit, 168-pin module)



			Intel 845
			Intel 845						DIMM
			Memory
			Controller
			Hub (MCH)

							0			1

	Accelerated Graphics Port
		(AGP+1.5V)
					WARNING

	PCI1

								Intel I/O
	PCI2							Controller
								Controller
								Hub
								(ICH2)
								(ICH2)

	PCI3						CR2032 3V
	PCI3						CR2032 3V
							Lithium Cell
							CMOS Power

					SDRVOL
				USBPWR1
bit, 168-pin module)		bit, 168-pin module)		Power Connector	AUX+12V
(64/72-		(64/72-		ATX	FLOPPY
DIMM Socket 2		DIMM Socket 3		IDE	PRIMARY IDE
2	3	4	5	SECONDARY	PRIMARY IDE
2	3	4	5
					®
				P4B
					TRPWR
					MS
				SD	SWITCH
		CLRCMOS			SWITCH
		CLRCMOS
					SMART

30.5cm (12.0in)

PCI4

MODEM

JEN

Super

2Mbit

LED1

I/O

Firmware

SPEECH

Hub

CHASSIS

SPDIFOUT

PCI5

SMB

USB2

SMARTCON

ASUS

PCI6

ASIC

FUSB

CHA_FAN

AFPANEL

with

Hardware

KBPWR

Monitor

AUD_EN1

CNR

HDLED

PANEL

Figure 2-2 Motherboard Layout

The audio CODEC, external GAME/AUDIO connectors, internal audio connectors are optional components, and present in audio models only. The components are grayed in the above motherboard layout.

For System Integrators:

The SD and MS connectors may or may not be mounted depending on required specifications.

2-2	Chapter 2: Hardware information

Contents

Page E888 Revised Edition 1.05 (October 2001) Chapter 1: Product introduction Chapter 2: Hardware information Chapter 3: Powering up Chapter 4: BIOS setup Chapter 5: Software support Glossary G-1 Index Federal Communications Commission Statement Canadian Department of Communications Statement This class B digital apparatus complies with Canadian ICES-003 Electrical safety Operation safety How this guide is organized Conventions used in this guide Where to find more information ASUSTeK COMPUTER INC. (Asia-Pacific) ASUS COMPUTER INTERNATIONAL (America) ASUS COMPUTER GmbH (Europe) Product introduction Page Thank you for buying the ASUS® P4B motherboard ASUS P4B motherboard user guide 1.3.1 Identifying the motherboard components CPU socket North bridge controller SDRAM DIMM sockets ATX power connector Floppy disk connector DIP switches Speech controller Flash EEPROM Super I/O chipset ASUS ASIC 1.3.2 Pre-installedaccessory 1.4.1 Product highlights Latest processor technology ASUS POST Reporter™ ASUS EZ Plug™ ASUS MyLogo™ 1.4.2 Value-addedsolutions Overclocking ASUS iPanel support Special Card Reader support Multi-languagequick setup guide Page Hardware information Page 2.1.1 Placement direction 2.1.2 Screw holes Page Page 2.4.1 Overview 2.4.2 Installing the CPU Page 2.4.3 Installing the heatsink and fan Page 2.4.4 Connecting the CPU fan cable 2.5.1 Overview 2.5.2 Memory configurations 2.5.3 Installing a DIMM 2.5.4 Removing a DIMM 2.6.1 Installing an expansion card 2.6.2 Configuring an expansion card Standard Interrupt Assignments IRQ assignments for this motherboard 2.6.3 PCI slots 2.6.4 AGP slot 2.6.5 CNR slot 1.JumperFree™ mode (JEN) 2.CPU Core:Bus frequency multiple (SWITCH Switches 1-4) 3.CPU frequency selection (SWITCH Switches 5-9) 4.Audio controller (AUD_EN1) (on audio models only) 5.Keyboard power (KBPWR) 6.USB device wake-up(USBPWR, FUSB) 7.SDRAM voltage (SDRVOL) 8.Speaker selector (SPEECH) (on audio models only) 9.VCORE over-voltage(OVER_VOLT) 10.Clear RTC RAM (CLRCMOS) Intel I/O Controller Hub CLRCMOS (ICH2) 2.Primary/Secondary IDE connectors (40-1pin IDE1/IDE2) 3.Floppy disk drive connector (34-1pin FLOPPY) 4.Chassis open alarm lead (4-1pin CHASSIS) 5.CPU, Chassis, and Power Fan Connectors (3-pinCPU_FAN, CHA_FAN, PWR_FAN) 6.USB Header (10-1pin USB2) 7.Power supply connectors (20-pinATXPWR, 4-pinATX+12V, 4-pinAUX+12V) 8.SMBus connector (6-1pin SMB) Figure 2-38SMBus Connector 9.Internal audio connectors (4-pinCD1, AUX, MODEM) (optional) Figure 2-39Internal Audio Connectors 10.Front panel audio connectors (3-pinMICF, 3-pinSPEAKER) (optional) Figure 2-40Front Panel Audio Connectors 11.ASUS iPanel audio connector (10-1pin AAPANEL) (optional) Figure 2-41ASUS iPanel Audio Connector 12.ASUS iPanel connector (24-1pin AFPANEL) Figure 2-42ASUS iPanel Connector 13.Digital audio connector (4-1pin SPDIFOUT) (optional) Figure 2-43Digital Audio Connector 14.Smart Card Reader connector (14-1pin SMARTCON) (optional) 15.SD and MS connectors (10-pinSD, MS) 16.Power supply thermal connector (2-pinTRPWR) 17.System panel connector (20-pinPANEL) •System Power LED Lead (3-1pin PWR.LED) •Keyboard Lock Lead (2-pinKEYLOCK) •System Warning Speaker Lead (4-pinSPEAKER) •System Message LED Lead (2-pinMSG.LED) •System Management Interrupt Lead (2-pinSMI) •ATX Power Switch / Soft-OffSwitch Lead (2-pinPWR.SW) •Reset Switch Lead (2-pinRESET) Powering up Page Award BIOS Beep Codes POST Message Action Chapter 3: Powering up Page Page BIOS setup Page 4.1.1 Using the computer system for the first time Chapter 4: BIOS Setup 4.1.2 Updating BIOS procedures Page Page 4.2.1 BIOS menu bar 4.2.2 Legend bar General help Saving changes and exiting the Setup program Scroll bar Sub-menu System Time [XX:XX:XX] System Date [XX/XX/XXXX] Legacy Diskette A [1.44M, 3.5 in.] Floppy 3 Mode Support [Disabled] 4.3.1 Primary and Secondary Master/Slave Type [Auto] [User Type HDD] Translation Method [LBA] Cylinders Head Sector CHS Capacity SMART Monitoring [Disabled] PIO Mode [4] Ultra DMA Mode [Disabled] 4.3.2 Keyboard Features Boot Up NumLock Status [On] Keyboard Auto-RepeatRate [6/Sec] Keyboard Auto-RepeatDelay [1/4 Sec] Language [English] Supervisor Password [Disabled] / User Password [Disabled] A note about passwords Forgot the password Halt On [All Errors] CPU Speed [Manual] CPU Frequency Multiple (when CPU Speed is set to [Manual]) CPU Frequency (MHz) (when CPU Speed is set to [Manual]) CPU/Memory Frequency Ratio [Auto] CPU VCore Setting [Auto] CPU VCore [1.750V] CPU Level 1 Cache, CPU Level 2 Cache [Enabled] BIOS Update [Enabled] PS/2 Mouse Function Control [Auto] 4.4.1 Chip Configuration SDRAM Configuration [By SPD] SDRAM CAS Latency [3T] SDRAM RAS to CAS Delay [3T] SDRAM RAS Precharge Delay [3T] SDRAM Active Precharge Delay [6T] Optimization Mode [Normal] Graphics Aperture Size [64MB] AGP Capability [4X Mode] Video Memory Cache Mode [UC] Memory Hole At 15M-16M[Disabled] 4.4.2 I/O Device Configuration Floppy Disk Access Control [R/W] Onboard Serial Port 1 [3F8H/IRQ4] Onboard Serial Port 2 [2F8H/IRQ3] UART2 Use As [COM Port] Parallel Port Mode [ECP+EPP] ECP DMA Select [3] Onboard Game Port [200H-207H] Onboard MIDI I/O [Disabled] Onboard Card Reader Type [Disabled] 4.4.3 PCI Configuration Slot 1/5, Slot 2, Slot 3, Slot 4, Slot 6 IRQ [Auto] PCI/VGA Palette Snoop [Disabled] PCI Latency Timer [32] USB Function [Both] IRQ XX Reserved [No/ICU] Power Management [User Defined] Video Off Option [Suspend ->Off ] Video Off Method [DPMS OFF] HDD Power Down [Disabled] ACPI Suspend To RAM [Disabled] Suspend Mode [Disabled] 4.5.1 Power Up Control AC PWR Loss Restart [Disabled] Wake/Power Up On Ext. Modem [Disabled] Power Up On PCI Card [Disabled] Power Up On USB [Disabled] Power On By PS/2 Keyboard [Space Bar] Power On By PS/2 Mouse [Disabled] Automatic Power Up [Disabled] 4.5.2 Hardware Monitor MB Temperature [xxxC/xxxF] CPU Temperature [xxxC/xxxF] CPU Fan Speed [xxxxRPM] Power Fan Speed Boot Sequence Removable Device [Legacy Floppy] IDE Hard Drive ATAPI CD-ROM Other Boot Device Select [INT18 Device (Network)] Plug & Play O/S [No] Reset Configuration Data [No] Boot Virus Detection [Enabled] Quick Power On Self Test [Enabled] Boot Up Floppy Seek [Enabled] Exit Saving Changes Exit Discarding Changes Load Setup Defaults Discard Changes Save Changes Software support Page 5.1.1 Windows 98 first time installation 5.2.1 Running the support CD 5.2.2 Main menu 5.2.3 Software menu ASUS Update Intel® LDCM Administrator Setup Intel® LDCM Client Setup ASUS BIOS Flash Utility ASUS PC Probe Winbond Voice Editor Cyberlink Video and Audio Applications 5.2.4 Drivers menu INF Driver Intel® Application Accelerator Winbond Memory Stick Storage Device Driver Winbond Secure Digital Storage (SD/MMC) Device Driver 5.2.5 DOS Utilities menu 5.2.6 ASUS Contact Information 5.2.7 Other information Motherboard Info Browse this CD Technical Support Form Readme 5.3.1 ASUS Update 5.3.2 ASUS MyLogo™ Page 5.3.3 Personalized Boot Logo 5.3.4 Winbond Voice Editor Launching the program Playing the default wave files Changing the default language Customizing your POST messages Page Page Page AC’97 (Audio Codec '97) Bandwidth Data Transfer Rate Backup G-1 BIOS (Basic Input/Output System) Bit (Binary Digit) Boot Bus Master IDE Byte (Binary Term) Device Driver DOS (Disk Operating System) Expansion Card Flash ROM IDE (Integrated Drive Electronics) LAN (Local Area Network) Modem Network OS (Operating System) PC100/PC133 POST (Power On Self Test) PS/2 Port RAM (Random Access Memory) ROM (Read Only Memory) SDRAM (Synchronous DRAM) System Disk USB (Universal Serial Bus) WAN (Wide Area Network) G-6