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Commell P2LXB User Manual

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Quick Installation Chart
For your convenience, this chart lists all the CPUs supported by P2LXB and
their corresponding jumper setting.
CPU Model
233/66
266/66
300/66
333/66
***We support the over specification operation, please see session 3.4.16 for
more information.
***The Ratio of some latest CPUs are fixed by Intel, such as Celeron
366,400...etc. You can ignore the three jumpers if you have this CPU on
board and it will be atuo detected by motherboard. Please check with the
CPU manufacturer or vendor for the CPU Ratio information.
Panel Connectors
JFRNT1 Connector
GREEN LED
PWR LED
KEYLOCK
SPKR
RESET
IDE LED
PWR BTN
SMI S/W
Ratio
JF0
JF1
3.5x
1-2
2-3
4.0x
2-3
1-2
4.5x
2-3
1-2
5.0x
2-3
2-3
Function
Suspend Mode LED
Power LED
Keylock Switch
Speaker
Reset Switch
HDD LED
ATX Power Button Connector
Sleep Switch
P2LXB
Motherboard User's Manual
Product Name: P2LXB
Manual Revision: English, 1.1
JF2
2-3
1-2
2-3
1-2

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Summary of Contents for Commell P2LXB

  • Page 1 Quick Installation Chart For your convenience, this chart lists all the CPUs supported by P2LXB and their corresponding jumper setting. CPU Model Ratio 233/66 3.5x 266/66 4.0x 300/66 4.5x 333/66 5.0x ***We support the over specification operation, please see session 3.4.16 for more information.

  • Page 2: Table Of Contents

    Trademarks Intel and Pentium II are trademarks of Intel Corporation Award is a trademark of Award Software International Inc. MS-DOS, Windows 95, Windows 98 and Windows NT are registered trademarks of Microsoft Corporation Novell is a trademark of Novell Corporation All other brand and product names are trademarks or registered trademarks of their respective companies.

  • Page 3: Chapter 1. Introduction

    3.12 Exit CMOS Setup Utility Chapter 1. Introduction 1.1 Product Overview Thank you for purchasing the P2LXB motherboard. This motherboard utilizes Intel's latest technology, namely 440LX AGPset chipset. We have conducted a motherboard compatibility test with a variety of hardware and software,...

  • Page 4: Specifications

    such as CPUs, memory, display cards, CD ROMs, Novell, MS Office..etc and compliance with Year 2000. We have set high standards on our quality control, with absolute confidence, we believe this product is the wisest choice. This manual is composed of three sections. The first section is the introduction of this motherboard, and the second section explains the proper procedure to setup the motherboard, the third section provides information on how to setup the CMOS.
  • Page 5 6.22, OS/2, Novell, Unix, SCO UNIX..Dimension: - 220 mm x 250 mm Baby AT Form factor 1.3 Content The P2LXB motherboard box contains the following items: - One P2LXB Motherboard - One IDE Ribbon Cable - One Floppy Ribbon Cable...

  • Page 6: Chapter 2. Hardware Setup

    - User's Manual & Quick Installation Chart 1.4 MotherBoard Layout Chapter 2. Hardware Setup 2.1 Installation Procedure 1. Jumper settings (BIOS and CPU) 2. Installation of CPU 3. Installation of Memory 4. I/O Connections & Panel Connections 2.1.1 Jumper Settings In this manual , (1-2) represents the first and second pins of the jumper.

  • Page 7: Clearing The Cmos

    JRTC1 Green Jumper Caps: Sets the type and speed of CPU JF0, JF1, JF2 WARNING: Electronic parts are Static sensitive. To prevent damage to the computer and its parts please take the following measures. -Work on a surface such as concrete, linoleum or hard wood floor. -Ground your self with either a properly installed grounding strap or by touching a major electrical appliance long enough to discharge the static.

  • Page 8: Cpu Voltage Setting

    7. While the system reboots, press <DEL> key to set the BIOS setup. 2.1.3 CPU Voltage Setting The motherboard supports Pentium II VID function, the CPU core voltage is automatically detected, the range is from 1.3V to 3.5V. 2.1.4 CPU Frequency Selection CPU Model Ratio 233/66...

  • Page 9: Installation Of Memory

    If there is a fan on the CPU, Please plug in the fan cable to the three pin fan connector on the motherboard (CPUFAN). 2.3 Installation of Memory P2LXB motherboard has 3x168-pin 64-bit Dual Inline Memory Module(DIMM)sockets divided into 3 banks. You can install 3.3V Extended Data Output(EDO)or Unbuffered Synchronous DRAM(SDRAM)memory. This will increase the system reliability.

  • Page 10: Removal Of 168-Pin Dimm

    1. Before inserting the DIMM, make sure the pin1 of the DIMM matches with the pin1 on the DIMM socket. 2. Insert DIMM into the DIMM sockets at a 90-degree angle and press down. 2.3.2 Removal of 168-pin DIMM 1. Press the holding clips on both sides of the socket outward to release the DIMM.

  • Page 11: Chassis & Cpu Fan Connectors

    Make sure that the power supply is off before connecting or disconnecting the power cable. 2.4.2 Chassis & CPU Fan Connectors (3-pin FAN) Connect the fan's plug to the board taking into consideration the polarity of the connector. 2.4.3 Infrared Connector (5-pin JIR1) This connector supports the optional wireless transmitting and receiving infrared module, with this module and application software such as Laplink or Win95 Direct Cable Connection, user can transfer files to or from their...

  • Page 12: Wake-Up On Lan Connector

    2.4.4 Wake-up on LAN Connector (3-pin JWOL) The connector powers up the system when a wakeup packet or signal is received from the network . This feature requires the Wake up on LAN function in BIOS is set to Enabled and that your system has an ATX power supply with at least 720mA +5V standby power.

  • Page 13: Primary/Secondary Ide Connector

    2.4.7 Primary/Secondary IDE Connector (Two 40-pin IDE) These connectors support the provided IDE hard disk ribbon cable. Connect your first IDE hard disk to master mode of the primary channel. If you have second IDE device to install in your system, connect it as slave mode on the same channel, and the third and fourth device can be connected on secondary channel as master and slave mode respectively.

  • Page 14: Serial Port

    2.4.9 Serial Port (Two 10-pin COM) 2.4.10 Printer Port (25-pin JPRT1) You can enable the parallel port and choose the IRQ through the “Onboard Parallel Port” setting in Integrated Peripherals of the COMS SETUP UTILITY. 2.4.11 USB Connectors (Two 4-pin USB) You can attach USB devices to the USB connector.

  • Page 15: Chapter 3. Bios Setup

    IDE LED HDD LED PWR BTN ATX Power Button Connector SMI S/W Sleep Switch WARNING: To avoid the system from failing, turn off the power before connecting any devices to the system. Chapter 3. BIOS Setup 3.1 CMOS Setup Utility To activate CMOS Setup, press <DEL>...

  • Page 16: Standard Cmos Setup

    3.2 Standard CMOS Setup With the sub-menu (Figure 3-2), you can setup the; system date, system time, hard and floppy drive type, and display adapter type. Please refer to your equipment specification when changing the setup. Use arrow keys to highlight items, and use <PageUp>, <PageDown>, <+>, or <->...

  • Page 17: Bios Features Setup

    To assign the system time, the format is "hh:mm:ss". The setting is in military time. When entering 2:34pm enter "14:34:00". 3.2.3 Hard Disks Setting The BIOS supports Dual-Channel PIO and PCI Bus Master IDE ports. Each port supports one master and one slave hard drive. You can use <PageUp> or <PageDown>...
  • Page 18 3.3.1 Virus Warning When enabled, the BIOS will monitor the boot sector and the partition table on the hard drive for any attempt to modify. If an attempt is detected, the BIOS will halt the system and prompt the warning message. Select "Disabled" if you are installing a new operating system.

  • Page 19: Chipset Features Setup

    3.3.9 Boot Up System Speed This option selects system boot up speed. 3.3.10 Typematic Rate Setting Select "Enabled" to configure "Typematic Rate" and "Typematic Delay" functions. 3.3.11 Typematic Rate Use this option to set the rate at which a character keeps repeating while you hold down a key.
  • Page 20 3.4.1 Auto Configuration The optimum value for the chipset and CPU will be automatically loaded when enabled. 3.4.2 DRAM Speed Selection This option must match the memory speed. If the installed memory is 60ns type, you should set it to "60". 3.4.3 EDO RAS# To CAS# Delay These are timing of EDO CAS Latency and RAS to CAS Delay, calculated by clocks.
  • Page 21 This option specifies the length of a delay inserted between consecutive 16-bit I/O operations. 3.4.10 Memory Hole At 15M-16M Enabling this feature reserves 15MB to 16MB memory address space to ISA expansion cards that specifically require this setting. This makes the memory from 15MB and up unavailable to the system.

  • Page 22: Power Management Setup

    The onboard hardware monitor is able to detect the temperatures of motherboard and CPU. These values refresh upon any key entry. The function is optional. 3.4.18 Current Chassis & CPU FAN Speed (xxxxRPM) The onboard hardware monitor is able to detect the chassis fan speed and CPU fan speed in Rotations Per Minute (RPM).
  • Page 23 inactivity period exceeds 1 min. User Defined Allows user to define the inactivity period before power saving function activates, 3.5.3 PM Control by APM Select "Yes" if your system has Advanced Power Management (APM). 3.5.4 Video Off Method This field defines the video off features. The following options are available: DPMS OFF, DPMS Reduce ON, Blank Screen, V/H SYNC+Blank, DPMS Standby, and DPMS Suspend.

  • Page 24: Pnp/Pci Configuration Setup

    To select Enabled : To let the system to enter the environment of DOS or Windows 95/98 OS before system is power off. As long as there are any massage through the Modem to enter the System during system is power off. The system will enable power on function.
  • Page 25 3.6.1 PNP OS Installed This field allows you to use a Plug-and-Play (PnP) operating system. Please set it as No if the operating system has no PnP function or to avoid reassigning the IRQs by the operating system. 3.6.2 Resources Controlled By Default setting is "Auto".

  • Page 26: Integrated Peripherals

    These two items, in conjunction with item PCI IDE IRQ Map To, specify the IRQ routing of the primary or secondary channel of the PCI IDE add-on card. 3.6.8 Used MEM base addr This item, in conjunction with the Used MEM Length, lets you set a memory space for non-PnP compatible ISA card.

  • Page 27: Load Bios Defaults

    When set to "Auto" mode, the system will detect if the hard drive supports Ultra DMA mode. 3.7.4 On-Chip primary/Secondary PCI IDE Select "Enabled" to activate each on-board IDE channel separately, Select "Disabled", if you install an add-on IDE Control card 3.7.5 USB Keyboard Support This item lets you enable or disable the USB keyboard driver within the onboard BIOS.

  • Page 28: Supervisor/User Password

    This feature loads the setup default values from BIOS default table. To select, highlight it and press the <nter> key. Then press the <Y> and <Enter> keys to confirm. Otherwise, press the <N> key to cancel. 3.10 Supervisor/User Password You can assign, modify, or cancel password settings. To modify, highlight "Supervisor Password"...

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