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Asus P2L97A User Manual
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Asus P2L97A User Manual

Asus P2L97A User Manual

Pentium® ii motherboard
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P2L97A
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Pentium
II Motherboard
®
USER'S MANUAL

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Summary of Contents for Asus P2L97A

  • Page 1 P2L97A Pentium II Motherboard ® USER’S MANUAL...
  • Page 2 TAL, OR CONSEQUENTIAL DAMAGES (INCLUDING DAMAGES FOR LOSS OF PROFITS, LOSS OF BUSINESS, LOSS OF USE OR DATA, INTERRUPTION OF BUSI- NESS AND THE LIKE), EVEN IF ASUS HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES ARISING FROM ANY DEFECT OR ERROR IN THIS MANUAL OR PRODUCT.

  • Page 3: Asus Contact Information

    +1-408-474-0569 Email: tsd-usa@asus.com.tw WWW: www.asus.com ASUS COMPUTER GmbH Marketing Info Address: Harkort Str. 25, 40880 Ratingen, BRD, Germany Telephone: 49-2102-445011 Fax: 49-2102-442066 Email: info-ger@asus.com.tw Technical Support Hotline: 49-2102-499712 BBS: 49-2102-448690 Email: tsd-ger@asus.com.tw WWW: www.asuscom.de FTP: ftp.asuscom.de/pub/ASUSCOM ASUS P2L97A User’s Manual...

  • Page 4: Table Of Contents

    I. INTRODUCTION How this Manual is Organized ............7 Item Checklist ..................7 II. FEATURES Features of the ASUS P2L97A Motherboard ........8 The ASUS P2L97A Motherboard ..........9 III. INSTALLATION Layout of the ASUS P2L97A Motherboard ........10 Installation Steps ................12 1.
  • Page 5 ASUS PCI-SC200 & PCI-SC860 SCSI Cards ......... 55 Setting Up the ASUS PCI-SC200 & PCI-SC860 ......56 Setting the INT Assignment for the ASUS PCI-SC200 ....56 Terminator Requirements for SCSI Devices ....... 56 Terminator Settings for the ASUS PCI-SC860 ......57 Terminator Settings for the ASUS PCI-SC200 ......

  • Page 6: Federal Communications Commission Statement

    Canadian Department of Communications Statement This digital apparatus does not exceed the Class B limits for radio noise emissions from digital apparatus set out in the Radio Interference Regulations of the Cana- dian Department of Communications. ASUS P2L97A User’s Manual...

  • Page 7: Introduction

    • Flash Memory Writer utility to update the onboard programmable BIOS • Desktop Management Interface (DMI) utility • Readme files for descriptions and use of the files • Technical Support Form (1) User’s Manual ASUS PCI-SC200 Fast-SCSI or PCI-SC860 Ultra-Fast SCSI Card (optional) ASUS P2L97A User’s Manual...

  • Page 8: Features

    II. FEATURES Features of the ASUS P2L97A Motherboard The ASUS P2L97A is carefully designed for the discriminating PC user who wants many features processed by the fastest CPU. This motherboard: ® • Processor Support: Intel Pentium II (233MHz–333MHz) processor. •...

  • Page 9: The Asus P2L97A Motherboard

    II. FEATURES The ASUS P2L97A Motherboard Primary/Secondary PS/2 Mouse (Top) SEC CPU Slot Intel 440LX AGPset DIMM Sockets IDE Connectors PS/2 Keyboard (Bottom) USB Port 1 (Top) USB Port 2 (Bottom) COM 1 (Bottom) Parallel (Top) (Bottom) 4MB SGRAM VGA...

  • Page 10: Installation

    III. INSTALLATION Layout of the ASUS P2L97A Motherboard ATX Power Connector PS/2 FAN1 MOUSE (TOP PORT) KEYBOARD (BOTTOM) USB 1(TOP PORT) USB 2 (BOTTOM) COM 1 BUS Freq. CLRTC CMOS Power (CR2032 3V Intel Lithium Cell) 440LX VIRQ. AGPset 1MB SGRAM...
  • Page 11 28 ATX Power Switch / Soft Power Switch (2 pins) 17) RESET (PANEL) p. 28 Reset Switch Lead (2 pins) 18) PWR LED (PANEL) p. 28 System Power LED Lead (3 pins) 19) SPEAKER (PANEL) p. 28 Speaker Connector (4 pins) ASUS P2L97A User’s Manual...

  • Page 12: Installation Steps

    3. Hold components by the edges and try not to touch the IC chips, leads or connectors, or other components. 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. ASUS P2L97A User’s Manual...

  • Page 13: Jumper Settings

    These jumpers allow you to set the VGA interrupt method. The default disables the chipset’s interrupt routing. Some video capture cards may require that inter- rupts be assigned by the onboard chipset. VIRQ VIRQ Disable (Default) Enable ASUS P2L97A User’s Manual...
  • Page 14 Overclocking your processor is not recommended. It may result in a slower speed. Voltage Regulator Output Selection (VID) is not needed for the Pentium II processor because it sends a VID signal directly to the onboard power controller. ASUS P2L97A User’s Manual...

  • Page 15: System Memory (Dimm)

    • BIOS shows EDO or SDRAM memory on bootup screen. • 8 chip/side modules do not support parity, only 9 chip/side modules support parity. • Single sided modules are usually 16 or 64 MB, double sided are usually 8, 32, or 128MB. ASUS P2L97A User’s Manual...

  • Page 16: Dimm Memory Installation Procedures

    DIMM slot on the motherboard. You must ask your retailer for the specifications before purchasing. Four clock signals are supported on this motherboard. ASUS P2L97A User’s Manual...

  • Page 17: Central Processing Unit (Cpu)

    Heatsink Support Base/Top Bar (Factory Installed) Mechanism (for Passive Heatsink) The following items must be purchased separately from ASUS or a third party vendor: Intel Pentium II Processor in an SEC Cartridge (233–333MHz 256/512KB L2 Cache) AAVID Heatsink Larger Fin should be on the bottom.
  • Page 18 III. INSTALLATION The Motherboard As Shipped The ASUS P2L97A is shipped with the attach mount bridges already installed. SEC slot for the Pentium II processor NOTE: Encircled items are points where the attach mount bridges are factory-installed Installing the Pentium II Processor 1.
  • Page 19 With the heatsink facing the motherboard’s chipset, press the cartridge gently but firmly until it is full inserted. Push lock inward ASUS P2L97A User’s Manual...
  • Page 20 III. INSTALLATION 4. Secure the SEC Cartridge: Secure the SEC cartridge in place by pushing the SEC cartridge locks outward so that the lock shows through the retention mechanism’s lock holes. ASUS P2L97A User’s Manual...

  • Page 21: Expansion Cards

    (to gain access, double-click the System icon under the Control Panel program). Ensure that no two devices share the same IRQs or your computer will experience problems when those two devices are in use at the same time. ASUS P2L97A User’s Manual...

  • Page 22: Assigning Dma Channels For Isa Cards

    IMPORTANT: To avoid conflicts, reserve the necessary IRQs and DMAs for legacy ISA cards (under PNP AND PCI SETUP of the BIOS SOFTWARE, choose Yes in IRQ xx Used By ISA and DMA x Used By ISA for those IRQs and DMAs you want to reserve). ASUS P2L97A User’s Manual...

  • Page 23: External Connectors

    The system will direct IRQ12 to the PS/2 mouse if one is detected. If not de- tected, expansion cards can use IRQ12. See “PS/2 Mouse Control” in BIOS Features Setup of the BIOS SOFTWARE. PS/2 Mouse (6-pin Female) ASUS P2L97A User’s Manual...
  • Page 24 “Onboard Serial Port” in Chipset Features Setup of the BIOS SOFTWARE. Serial Port COM 1 (9-pin Male) 5. Monitor (VGA) Output Connector (One 15-pin Female) This connector is for a VGA-compatible device. VGA Port (15-pin Female) ASUS P2L97A User’s Manual...
  • Page 25 The red wire should be positive, while the black should be ground. Connect the fan’s plug to the board taking into consideration the polar- ity of the this connector. CPU Fan Power 12Volt Cooling Fan Power ASUS P2L97A User’s Manual...
  • Page 26 This connector coonects to LAN cards with a Wake On LAN output. When the system is in soft-off mode, LAN activity will power on the system. +5-Volt Standby Ground IMPORTANT: Requires an ATX power supply with at least 720mA +5-volt standby power Wake on LAN Connector ASUS P2L97A User’s Manual...
  • Page 27 +12.0 Volts +5.0 Volts +5.0 Volts +5V Standby Power Good -5.0 Volts Ground Ground 5.0 Volts Ground Ground Ground +5.0 Volts Power Supply On Ground Ground +3.3 Volts -12.0 Volts +3.3 Volts +3.3 Volts ATX Power Connector ASUS P2L97A User’s Manual...
  • Page 28 19. Speaker Connector (SPEAKER) This 4-pin connector connects to the case-mounted speaker. Speaker Connector Power LED Message LED Reset Switch SMI Lead ATX Power Switch System Panel Connections ASUS P2L97A User’s Manual...

  • Page 29: Power Connection Procedures

    Shut down the computer?. The system will give three quick beeps after about 30 seconds and then power off after Windows shuts down. NOTE: The message “You can now safely turn off your computer” will not appear when shutting down with ATX power supplies. ASUS P2L97A User’s Manual...

  • Page 30: Bios Software

    This motherboard has onboard SCSI and therefore requires a 2Mbit flash ROM. This flash ROM requires PFLASH2.EXE as opposed to PFLASH.EXE as used by other ASUS motherboards with 1Mbit flash ROM. PFLASH2.EXE - This is the Flash Memory Writer utility that updates the BIOS by uploading a new BIOS file to the 2Mbit programmable flash ROM chip on the moth- erboard.

  • Page 31: Advanced Features Menu

    This option erases the Plug-and-Play (PnP) configuration record. 2. Update BIOS Including Boot Block and ESCD This option updates the boot block, the baseboard BIOS, and the PnP extended sys- tem configuration data (ESCD) parameter block from a new BIOS file. ASUS P2L97A User’s Manual...

  • Page 32: Managing And Updating Your Motherboard's Bios

    BIOS to File.” Enter the “Current BIOS Revision:” for the file name. Updating BIOS Procedures (only when necessary) 1. Download an updated ASUS BIOS file from the Internet (WWW or FTP) or a BBS (Bulletin Board Service) (see ASUS CONTACT INFORMATION on page 3 for details) and save to the disk you created earlier.

  • Page 33: Bios Setup

    Reset button on the system case. You can also restart by turning the system off and then back on again. But do so only if the first two methods fail. When you invoke Setup, the CMOS SETUP UTILITY main program screen will appear with the following options: ASUS P2L97A User’s Manual...

  • Page 34: Load Defaults

    To set the date, highlight the “Date” field and then press either <Page Up>/<Page Down> or <+>/<–> to set the current date. Follow the month, day and year format. Valid values for month, day and year are: Month: (1 to 12), Day: (1 to 31), Year: (up to 2079) ASUS P2L97A User’s Manual...
  • Page 35 IDE hard disks; set it to Large for drives over 528MB that do not sup- port LBA. Large type of drive can only be used with MS-DOS and is very uncom- mon. Most IDE drives over 528MB support the LBA mode. ASUS P2L97A User’s Manual...
  • Page 36 If you are using a VGA or any higher resolution card, choose EGA/VGA. Halt On (All Errors) This field determines which types of errors will cause the system to halt. Choose from All Errors; No Errors; All,But Keyboard, All,But Diskette; and All,But Disk/Key. ASUS P2L97A User’s Manual...

  • Page 37: Bios Features Setup

    CPU Level 1 Cache / CPU Level 2 Cache (Enabled) These fields allow you to choose from the default of Enabled or choose Disabled to turn on or off the CPU’s Level 1 and Level 2 built-in cache. ASUS P2L97A User’s Manual...
  • Page 38 When you specify a Supervisor Password and/or User Password (explained later in this section), the Security Option field determines when the system prompts for the password. The default setting is System, where the system prompts for the User ASUS P2L97A User’s Manual...
  • Page 39 8, 10, 12, 15, 20, 24, and 30. Typematic Delay (Msec) (250) This field sets the time interval for displaying the first and second characters. Four delay rate options are available: 250, 500, 750, and 1000. ASUS P2L97A User’s Manual...

  • Page 40: Chipset Features Setup

    Timing for 16-bit ISA cards. Set to 4 BUSCLK if you experience problems with your cards. 8-bit I/O Recovery Time (1 BUSCLK) Timing for 8-bit ISA cards. Set to 8 BUSCLK if you experience problems with your cards. Graphics Aperture Size (64MB) Leave on default setting. ASUS P2L97A User’s Manual...
  • Page 41 When Enabled, this field allows you to connect your floppy disk drives to the onboard floppy disk drive connector instead of a separate controller card. If you want to use a different controller card to connect the floppy disk drives, set this field to Disabled. ASUS P2L97A User’s Manual...
  • Page 42 Because each IDE device may have a different Mode timing (0, 1, 2, 3, 4), it is necessary for these to be independent. The default setting of Auto will allow auto-detection to ensure optimal performance. ASUS P2L97A User’s Manual...

  • Page 43: Power Management Setup

    “Power” will appear in the “Control Panel.” Choose “Advanced” in the Power Management Field. Video Off Option (Suspend -> Off ) This field determines when to activate the video off feature for monitor power management. The settings are Always On and Suspend -> Off. ASUS P2L97A User’s Manual...
  • Page 44 4 seconds will place the system in sleep mode. No Function disables the ATX switch function when the button is pressed under 4 seconds. Regardless of the setting, holding the ATX switch for more than 4 seconds will power off the system. ASUS P2L97A User’s Manual...
  • Page 45 This allows you to have an unattended or automatic power up of your system. You may configure your system to power up at a certain time of the day by selecting Everyday, which will allow you to set the time or at a certain time and day by selecting By Date. ASUS P2L97A User’s Manual...

  • Page 46: Pnp And Pci Setup

    ICU, you must set the field for that IRQ to Yes. For example: If you install a legacy ISA card that requires IRQ 10, then set IRQ10 Used By ISA to Yes............................ASUS P2L97A User’s Manual...
  • Page 47 IRQs for these devices are, by default, automatically assigned by the BIOS. The option allows you to enable or disable the function. Leave on Enabled to use the onboard USB connector. ASUS P2L97A User’s Manual...

  • Page 48: Load Bios Defaults

    <Enter>. The system displays a confirmation message on the screen. Press <Y> and then <Enter> to confirm. Press <N> and then <Enter> to abort. This feature does not affect the fields on the Standard CMOS Setup screen. ASUS P2L97A User’s Manual...

  • Page 49: Supervisor Password And User Password

    <Enter> instead of entering a new password when the “Enter Password” prompt appears. A message confirms the password has been disabled. NOTE: If you forget the password, see Clear Time Clock (Jumpers) in section III for procedures on clearing the CMOS. ASUS P2L97A User’s Manual...

  • Page 50: Ide Hdd Auto Detection

    The auto-detection feature can only detect one set of parameters for a particular IDE hard drive. Some IDE drives can use more than one set. This is not a problem if the drive is new and empty. ASUS P2L97A User’s Manual...

  • Page 51: Save & Exit Setup

    Select this option to exit the Setup utility without saving the modifications you specify during the current session. To exit without saving, highlight the “Exit Without Sav- ing” option on the main screen and then press <Enter>. ASUS P2L97A User’s Manual...

  • Page 52: Desktop Management

    V. DESKTOP MANAGEMENT Desktop Management Interface (DMI) Introducing the ASUS DMI Configuration Utility This motherboard supports DMI within the BIOS level and provides a DMI Con- figuration Utility to maintain the Management Information Format Database (MIFD). DMI is able to auto-detect and record information pertinent to a computer’s system such as the CPU type, CPU speed, and internal/external frequencies, and memory size.

  • Page 53: Using The Asus Dmi Configuration Utility

    V. DESKTOP MANAGEMENT Using the ASUS DMI Configuration Utility Edit DMI (or delete) Use the (left-right) cursors to move the top menu items and the (up-down) cursor to move between the left hand menu items. The bottom of the screen will show the available keys for each screen.
  • Page 54 You can load the BIOS defaults from a MIFD file and can clear all user modified and added data. You must reboot your computer in order for the defaults to be saved back into the Flash BIOS. ASUS P2L97A User’s Manual...

  • Page 55: Asus Pci Scsi Cards

    SCO UNIX floppy disk. Windows 95 support is also available using the device drivers included within the Windows software. The ASUS PCI-SC200 and ASUS PCI-SC860 are Plug and Play adapters that are auto detected by BIOS and current operating systems that support Plug and Play features.

  • Page 56: Setting Up The Asus Pci-Sc200 & Pci-Sc860

    VI. ASUS PCI SCSI Cards Setting Up the ASUS PCI-SC200 & PCI-SC860 There are two jumper settings you may need to make on the ASUS PCI-SC200 to set it up. One setting assigns the PCI INT interrupt, the other sets the card’s termination.

  • Page 57: Terminator Settings For The Asus Pci-Sc860

    Not Terminated Terminator Setting (Terminated / Not Terminated) Decide whether or not you need to terminate the ASUS PCI-SC200 based on its position in the SCSI chain. Only the devices at each end of the chain need to be terminated. If you have only internal or only external devices connected to the ASUS PCI-SC200, then you must terminate the ASUS PCI-SC200.

  • Page 58: Scsi Id Numbers For Scsi Devices

    SCSI identification number that is not in use by any other SCSI device. There are eight possible ID numbers, 0 through 7. The ASUS PCI-SC200 and ASUS PCI-SC860 cards have fixed SCSI IDs of 7. The SCSI ID serves two purposes: •...

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