Asus P4B-LA User Manual
Asus P4B-LA User Manual

Asus P4B-LA User Manual

Intel 845 micro-atx motherboard

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®
P4B-LA
®
Intel
845
Micro-ATX Motherboard

Quick Start

USER'S MANUAL

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Table of Contents
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Summary of Contents for Asus P4B-LA

  • Page 1: Quick Start

    ® P4B-LA ® Intel Micro-ATX Motherboard Quick Start USER’S MANUAL...
  • Page 2 MITMENT BY . ASSUMES NO RESPONSIBILITY OR LIABILITY FOR ANY ERRORS OR INACCURACIES THAT MAY APPEAR IN THIS MANUAL, INCLUDING THE PROD- UCTS AND SOFTWARE DESCRIBED IN IT. Copyright © 2001. All Rights Reserved. Product Name: P4B-LA Manual Revision: 1.03 E841 Release Date: August 2001 P4B-LA Quick Start Manual...
  • Page 3 Contents 1. INTRODUCTION ............5 2. FEATURES ..............6 3. HARDWARE SETUP ........... 10 P4B-LA Quick Start Manual...
  • Page 4: Federal Communications Commission Statement

    Radio Interference Regulations of the Canadian Department of Communications. This Class B digital apparatus complies with Canadian ICES-003. Cet appareil numérique de la classe B est conforme à la norme NMB-003 du Canada. P4B-LA Quick Start Manual...
  • Page 5: How This Manual Is Organized

    Production information and specifications 3. HARDWARE SETUP Instructions on setting up the motherboard. 1.2 Item Checklist Check that your package is complete. If you discover damaged or missing items, contact your retailer. Package Contents (1) Motherboard P4B-LA Quick Start Manual...
  • Page 6: Core Specifications

    2. FEATURES 2.1 The P4B-LA The P4B-LA motherboard is carefully designed for the demanding PC user who wants advanced features processed by the fastest processors. 2.1.1 Core Specifications • Latest Intel Processor Support ® Pentium4 Socket 478/Northwood 100/133MHz FSB •...
  • Page 7 Parallel port: A 25-pin port connects a parallel printer, a scanner, or other de- vices. • PS/2 mouse port: Green 6-pin connector is for a PS/2 mouse. • PS/2 keyboard port: Purple 6-pin connector is for a PS/2 keyboard. P4B-LA Quick Start Manual...
  • Page 8 Plug and Play compatibility and power management for managing all system compo- nents, and 32-bit device drivers and installation procedures for Windows 95/98/ NT. Color-coded connectors and descriptive icons make identification easy. P4B-LA Quick Start Manual...
  • Page 9 “Stand by” (a.k.a. Suspend or Sleep) button or as the Soft-Off (see ATX Power / Soft-Off Switch Lead in 3.8 Connectors for more information) button. Regardless of the setting, pushing the power button for more than 4 seconds will enter the Soft-Off mode. P4B-LA Quick Start Manual...
  • Page 10: Hardware Setup

    3. HARDWARE SETUP 3.1 P4B-LA Motherboard Layout 24.4cm (9.60in) PS/2KBMS CPU_FAN T: Mouse B: Keyboard Socket 478 COM1 Multi PS_FAN Line Line SYSTEM_FAN Intel 845 Memory Controller Hub (MCH) Bottom: Top: USB1 ATX12V RJ-45 USB2 Accelerated Graphics Port (AGP) Intel I/O...
  • Page 11: Layout Contents

    System Message LED (2 pin) 19) KEYLOCK (PANEL) p.32 Keyboard Lock Switch Lead (2 pin) 20) SMI (PANEL) p.32 System Management Interrupt Switch Lead (2 pin) 21) SPEAKER (PANEL) p.32 System Warning Speaker Lead (4 pin) P4B-LA Quick Start Manual...
  • Page 12 4. Place components on a grounded antistatic pad or on the bag that came with the component whenever the components are separated from the system. 5. Ensure that the ATX power supply is switched off before you plug in or remove the ATX power connector on the motherboard. P4B-LA Quick Start Manual...
  • Page 13 Failure to do so may cause severe damage to your motherboard, peripherals, and/or components. The onboard LED when lit acts as a reminder that the system is in suspend or soft-off mode and not powered OFF. P4B-LA Standby Powered P4B-LA Onboard LED Power P4B-LA Quick Start Manual...
  • Page 14: General Dimm Notes

    SPD (Serial Presence Detect) DIMMs. This is the memory of choice for best performance vs. stability. • BIOS shows SDRAM memory on bootup screen. • Single-sided DIMMs come in 16, 32, 64,128, 256MB; double-sided come in 32, 64, 128, 256, 512MB. P4B-LA Quick Start Manual...
  • Page 15: Memory Installation

    60 Pin P4B-LA 20 Pin P4B-LA 168-Pin DIMM Sockets The DIMMs must be 3.3Volt unbuffered SDRAMs. To determine the DIMM type, check the notches on the DIMMs (see figure below). The notches on the DIMM will shift between left, center, or right to identify the type and also to prevent the wrong type from being inserted into the DIMM slot on the motherboard.
  • Page 16 Take care not to scrape the motherboard surface when mounting a clamp-style processor fan, or else damage may occur. When mounting a heatsink onto your CPU, make sure that exposed CPU capacitors do not touch the heatsink, or else damage may occur! Refer to heatsink/CPU documentation. P4B-LA Quick Start Manual...
  • Page 17: Installing The Heatsink And Fan

    1. Place the heatsink on top of the installed CPU, making sure that the heatsink fits properly on the retention module base. Note that the retention module base is already installed on the motherboard. CPU Heatsink Retention Module Base P4B-LA Quick Start Manual...
  • Page 18 Keep the retention locks lifted upward while fitting the retention mecha- nism to the module base. Retention Hole Retention Lock Retention Hook Snapped to the Retention Hole P4B-LA Quick Start Manual...
  • Page 19 CPU in place. Connect the CPU fan cable to the fan connector. 4. Connect the CPU fan cable. With the fan, heatsink, and the retention mechanism in place, attach the CPU fan cable to the connector on the motherboard labelled CPUFAN CPU Fan Connector (CPUFAN) P4B-LA Quick Start Manual...
  • Page 20: Expansion Cards

    4. Secure the card to the slot with the screw you removed earlier. 5. Replace the system cover. 6. Change the necessary BIOS settings, if any. 7. Install the necessary software drivers for the expansion card. P4B-LA Quick Start Manual...
  • Page 21: Assigning Irqs For Expansion Cards

    If using PCI cards on shared slots, make sure that the drivers sup- port “Share IRQ” or that the cards do not need IRQ assignments. Conflicts will arise between the two PCI groups that will make the system unstable or cards inoperable. P4B-LA Quick Start Manual...
  • Page 22 3.7.3 Accelerated Graphics Port (AGP) Pro Slot This motherboard provides an accelerated graphics port (AGP) pro slot to support a new generation of AGP graphics cards with ultra-high memory bandwidth. P4B-LA P4B-LA Accelerated Graphics Port (AGP) P4B-LA Quick Start Manual...
  • Page 23 The golden finger only supports one PCI extension board; do not attempt to use other extenders or cards of any kind on the golden finger. P4B-LA P4B-LA PCI Extension Card P4B-LA Quick Start Manual...
  • Page 24: External Connectors

    This connection is for a standard keyboard using an PS/2 plug (mini DIN). This connector will not allow standard AT size (large DIN) keyboard plugs. You may use a DIN to mini DIN adapter on standard AT keyboards. PS/2 Keyboard (6-pin female) P4B-LA Quick Start Manual...
  • Page 25 4) Parallel Port Connector (Burgundy 25-pin PRINTER) You can enable the parallel port and choose the IRQ through Onboard Parallel Port (see 4.4.2 I/O Device Configuration). NOTE: Serial printers must be connected to the serial port. Parallel (Printer) Port (25-pin female) P4B-LA Quick Start Manual...
  • Page 26 See Onboard Serial Port 1/2 in 4.4.2 I/O Device Con- figuration for settings. COM 1 Serial Port (9-pin male) HPDCOM2 PIN 1 P4B-LA P4B-LA Serial COM2 Bracket P4B-LA Quick Start Manual...
  • Page 27 Line In (light blue) allows tape players or other audio sources to be recorded by the computer or played through the Line Out (lime). Mic (pink) allows microphones to be connected for inputting voice. Line Out Line In 1/8" Stereo Audio Connectors P4B-LA Quick Start Manual...
  • Page 28 NOTE: Orient the red markings on the floppy ribbon cable to PIN 1. P4B-LA P4B-LA Floppy Disk Drive Connector 9) Primary (Blue) / Secondary IDE Connectors (40-1 pin IDE1/IDE2) These connectors support the provided UltraDMA/66 IDE hard disk ribbon cable.
  • Page 29 CPU and onboard heatsinks. Damage may occur to the motherboard and/or the CPU fan if these pins are incorrectly used. These are not jumpers, do not place jumper caps over these pins. CPU_FAN PS_FAN FAN-STOP SYSTEM_FAN +12V P4B-LA Rotation P4B-LA 12-Volt Cooling Fan Power P4B-LA Quick Start Manual...
  • Page 30 CD_IN P4B-LA Left SPKR_OUT P4B-LA Internal Audio Connectors 12) USB Header (10-1 pin USB_HPD) If the USB Ports on the back panels are inadequate,one USB header is available for two additional USB ports. Connect the 10-pin ribbon cables from the pro- vided 2-port USB connector set to the two midboard 10-pin USB headers and mount the USB connector set to an open slot on your chassis.
  • Page 31 Pin 1 ATXPWR +12.0VDC +5.0VDC +5VSB +5.0VDC PWR_OK -5.0VDC +5.0VDC +5.0VDC PS_ON# ATX12V +3.3VDC -12.0VDC +3.3VDC +3.3VDC +12V DC P4B-LA Pin 1 P4B-LA ATX & +12V DC Auxiliary Power Connectors P4B-LA Quick Start Manual...
  • Page 32 P4B-LA Switch* HDLED Power LED P4B-LA System Panel Connectors Requires an ATX power supply. 14) ATX Power Switch Lead (2-pin PWR) The system power is controlled by a momentary switch connected to this lead. Pressing the button once will switch the system between ON and SOFT OFF.

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