Asus P/I-P55T2P4S User Manual
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Asus P/I-P55T2P4S User Manual

Asus P/I-P55T2P4S User Manual

Pentium motherboard with ultra fast/wide scsi
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P/I-P55T2P4S
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Pentium Motherboard with
Ultra Fast/Wide SCSI
USER'S MANUAL

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Summary of Contents for Asus P/I-P55T2P4S

  • Page 1 P/I-P55T2P4S Pentium Motherboard with Ultra Fast/Wide SCSI USER'S MANUAL...
  • Page 2 In no event shall ASUS be liable for any loss or profits, loss of business, loss of use or data, interruption of business, or...

  • Page 3: Asus Contact Information

    Telephone: 1-408-474-0567 Fax: 1-408-474-0568 Email: info-usa@asus.com.tw Technical Support: BBS: 1-408-474-0555 Email: tsd-usa@asus.com.tw 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: BBS: 49-2102-448690 Email: tsd-ger@asus.com.tw ASUS P/I-P55T2P4S User’s Manual...

  • Page 4: Table Of Contents

    How this manual is organized ............1 Item Checklist .................. 1 II. FEATURES ..............2 Features of the ASUS Motherboard ..........2 Parts of the ASUS Motherboard ............3 III. INSTALLATION ............4 Map of the ASUS Motherboard ............4 Installation Steps ................
  • Page 5 Save and Exit Setup ..............47 Exit Without Saving ..............47 V. DESKTOP MANAGEMENT ........49 Desktop Management Interface (DMI) ..........49 Introducing the ASUS DMI Configuration Utility ....49 System Requirements ............49 Using the ASUS DMI Configuration Utility ......50 Notes: ..................50 VI.

  • 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 Canadian Department of Communications. ASUS P/I-P55T2P4S User’s Manual...

  • Page 7: Introduction

    Item Checklist Please check that your package is complete. If you discover damaged or missing items, please contact your retailer. √ The ASUS P/I-P55T2P4S motherboard √ 2 serial port ribbon cables attached to a mounting bracket √ 1 parallel ribbon cable with mounting bracket √...

  • Page 8: Features

    II. FEATURES Features of the ASUS Motherboard The ASUS P/I-P55T2P4S is carefully designed for the demanding corporate PC manager who wants many features in a small package for use as a workstation or server. This motherboard: • Easy Installation: Is equipped with BIOS that supports auto detection of hard drives, PS/2 mouse, and Plug and Play devices to make setup of hard drives, expansion cards, and other devices virtually automatic.

  • Page 9: Parts Of The Asus Motherboard

    68-Pin Ultra-Wide SCSI through onboard connectors. • Optional IrDA and PS/2 Mouse Connector: This motherboard supports an optional infrared port module for wireless interface and a PS/2 mouse cable set. Parts of the ASUS Motherboard Parallel & Serial Ports Super Multi-I/O 3 ISA Slots 3 PCI Slots Adaptec’s 7880...

  • Page 10: Installation

    III. INSTALLATION Map of the ASUS Motherboard PS/2 Key- Mouse board Universal Serial Keyboard BIOS Bus (Reserved) Super Multi-I/O COM 1 COM 2 Chipset Parallel (Printer) Port Serial (COM) Ports Adaptec 7880 SCSI Chipset Clock Freq Boot Block Write CPU ZIF Socket 7...
  • Page 11 Speaker Connector (4-pins) 14) FANPWR 1, 2 p. 23 12 Volt CPU Cooling Fan Connector 15) IR p. 23 Infrared Port Module Connector 16) SCSI & Wide SCSI p. 24 50-Pin SCSI and 68-Pin Wide-SCSI Connectors ASUS P/I-P55T2P4S User’s Manual...

  • Page 12: Installation Steps

    3. Use a grounded wrist strap before handling computer 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 P/I-P55T2P4S User’s Manual...

  • Page 13: Jumper Settings

    5Volt SRAM chip that is 15ns or faster. Notch Indention Insert one 16K8 or 32K8 SRAM chip as shown by the Top view with the semi- circle "Indention" on the same side as the "Notch." Motherboard Top Side TAG SRAM Upgrade ASUS P/I-P55T2P4S User’s Manual...
  • Page 14 IrDA) through Chipset Features Setup of BIOS SOFTWARE or dis- able all Multi-I/O items at once with the following jumper in order to use your own Multi-I/O card. Selections Enable [1-2] (Default) Disable [2-3] Enable (Default) Disabled Super Multi I/O Setting (Enable / Disable) ASUS P/I-P55T2P4S User’s Manual...
  • Page 15 PC, (5) Remove this jumper, (6) Power on the PC, (7) Hold down <De- lete> during bootup and enter BIOS setup to re-enter user preferences. Selections RTCLR Operation [open] (Default) Clear Data [short] (momentarily) RTCLR RTCLR Operation (Default) Clear Data RTC RAM (Operation / Clear Data) ASUS P/I-P55T2P4S User’s Manual...
  • Page 16 50MHz [2-3] [2-3] [1-2] [1-2] Cyrix 166+ 133MHz 2.0x 66MHz [1-2] [2-3] [2-3] [1-2] 100MHz 1.5x 66MHz [1-2] [2-3] [1-2] [1-2] 90MHz 1.5x 60MHz [2-3] [1-2] [1-2] [1-2] 75MHz 1.5x 50MHz [2-3] [2-3] [1 -2] [1-2] ASUS P/I-P55T2P4S User’s Manual...

  • Page 17: Cyrix Cpu Identification

    [short] [open] [open] [open] 2.8 Volts (STD-Default) [open] [short] [open] [open] 2.7 Volts [open] [open] [short] [open] 2.5 Volts [open] [open] [open] [short] 2.9 Volts 2.8 Volts 2.7 Volts 2.5 Volts STD (Def) CPU Vcore Voltage Selection ASUS P/I-P55T2P4S User’s Manual...

  • Page 18: System Memory (Dram & Sram)

    IMPORTANT: Each bank must have the same size memory installed in pairs. Do not use memory modules with more than 24 chips per module. Modules with more than 24 chips exceed the design specifications of the memory sub- system and will be unstable. ASUS P/I-P55T2P4S User’s Manual...

  • Page 19: Dram Memory Installation Procedures

    4. The plastic guides should go through the two "Mounting Holes" on the sides and the "Metal Clips" should snap on the other side. 5. To release the memory module, squeeze both "Metal Clips" outwards and rock the module out of the "Metal Clips". ASUS P/I-P55T2P4S User’s Manual...
  • Page 20 (This page was intentionally left blank) ASUS P/I-P55T2P4S User’s Manual...

  • Page 21: Central Processing Unit (Cpu)

    IMPORTANT: You must set jumpers for "CPU to BUS Frequency Ratio" and jumpers for "BUS Frequency Selection" depending on the CPU that you install. Lever Lock Blank White Dot ZIF Socket 7 with Pentium Processor ASUS P/I-P55T2P4S User’s Manual...

  • Page 22: Expansion Cards

    Some expansion cards need to use an IRQ to operate. Generally an IRQ must be exclusively assigned to one use. In an standard design there are 16 IRQs available but most of them are already in use by parts of the system which leaves 6 free for expansion cards. ASUS P/I-P55T2P4S User’s Manual...

  • Page 23: Assigning Dma Channels For Isa Cards

    IMPORTANT: Choose "Yes" for those IRQ's and DMA's you wish to reserve for Legacy (Non-PnP) ISA expansion cards in “IRQ xx Used By ISA” and “DMA x Used By ISA” of the PNP and PCI Setup in the BIOS SOFTWARE section, otherwise conflicts may occur. ASUS P/I-P55T2P4S User’s Manual...

  • Page 24: External Connectors

    1 3 4 5: CLK (Cable Set) 8: NC This optional PS/2 mouse cable and bracket set is necessary to provide a connector for a PS/2 mouse on a free expansion slot cover. PS/2 Mouse Module Connector ASUS P/I-P55T2P4S User’s Manual...
  • Page 25 9-Pin male) & COM2 (using the 25-Pin male) to a free expansion slot opening. TIP: You may also remove the bracket connectors and mount them directly to the case to save expansion slot space. Onboard Serial Port Connectors ASUS P/I-P55T2P4S User’s Manual...
  • Page 26 Using a slight angle, align the plastic guide pins on the lead to their receptacles on the connector. Once aligned, press the lead onto the connector until the lead locks into place. +12V -12V Power Connector Power Plugs from on Motherboard Power Supply Power Connector ASUS P/I-P55T2P4S User’s Manual...
  • Page 27 This 2-Pin lead will light up a case LED whenever there is read/write activity by devices connected to the IDE and/or SCSI connectors. TIP: If the case-mounted LED does not light, try reversing the 2-Pin plug. HD LED Hard Drive LED Lead ASUS P/I-P55T2P4S User’s Manual...
  • Page 28 LED lights when the system is powered on. See the figure below. 13. Speaker Connector (PANEL) This 4-pin connector connects to the case-mounted speaker. Turbo or Power LED & Power LED LOCK Keyboard Lock SMI Lead Speaker Connector Reset SW SPKR System Panel Connectors ASUS P/I-P55T2P4S User’s Manual...
  • Page 29 Front View Back View IRRX IRTX IRTX IRRX For the infrared feature to be available, you must connect an optional Infrared module to the motherboard. Infrared Module Connector ASUS P/I-P55T2P4S User’s Manual...
  • Page 30 This motherboard has onboard 50-Pin Ultra-Fast SCSI connector for 8-bit SCSI devices and 68-Pin Ultra-Wide SCSI connector for 16-bit SCSI devices. Connect the Red Pin 1 Pin 1 stripe to Pin 1 68-Pin Ultra-Wide 50-Pin Ultra-Fast SCSI Connector SCSI Connector Onboard SCSI Connectors ASUS P/I-P55T2P4S User’s Manual...

  • Page 31: Power Connection Procedures

    Recheck your jumper settings and connections or call your authorized dealer for assistance. 7. During power-on, hold down the <Delete> key to enter BIOS setup. Follow the next section "BIOS SOFTWARE" for instructions. ASUS P/I-P55T2P4S User's Manual...

  • Page 32: Bios Software

    This gives you a backup copy of the original motherboard BIOS in case you need to re-install it. Create a bootable system floppy diskette by typing [FORMAT A:/S] from the DOS environment without creating "AUTOEXEC.BAT" and "CONFIG.SYS" files, then save the PFLASH.EXE and the BIOS to the floppy diskette. ASUS P/I-P55T2P4S User's Manual...

  • Page 33: Advanced Features Menu

    Block and ESCD" requires that the system is running in real mode. This utility will not operate if the system is under protected mode or virtual mode. You should boot from a system floppy diskette without "AUTOEXEC.BAT" and "CONFIG.SYS" files. ASUS P/I-P55T2P4S User's Manual...

  • Page 34: Updating Your Motherboard's Bios

    1. Download an updated BIOS file from Bulletin Board Services (BBS) or the internet (WWW) and save to the diskette you created in step 1 of the Main Menu. See ASUS CONTACT INFORMATION on page II. 2. Turn off your computer and open the system cabinet to Enable "Boot Block Programming"...

  • Page 35: Bios Setup

    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 P/I-P55T2P4S User's Manual...

  • Page 36: Load Defaults

    <F1> key. The help menu will then appear to provide you with the information you need. The memory display at the lower right-hand side of the screen is read-only and automatically adjusts accordingly. ASUS P/I-P55T2P4S User's Manual...

  • Page 37: Details Of Standard Cmos Setup

    Specifications for SCSI hard disks need not to be entered here since they operate using device drivers and are not supported by any the BIOS. If you install other vendor’s SCSI controller card, please refer to their respective documentations on how to install the required SCSI drivers. ASUS P/I-P55T2P4S User's Manual...
  • Page 38 IDE hard disk drives must be partitioned (such as with FDISK) and then formatted before data can be read from and write on. Primary IDE hard disk drives must have its partition set to active (also possible with FDISK). ASUS P/I-P55T2P4S User's Manual...
  • Page 39 If you are using a VGA or any higher resolution card, choose the “EGA/VGA” option. Halt On This field determines which types of errors will cause the system to halt. All Errors (Default) No Errors All, But Keyboard All, But Diskette All, But Disk/Key ASUS P/I-P55T2P4S User's Manual...

  • Page 40: Bios Features Setup

    Installation of new operating systems require that you disable this to prevent write errors. CPU Internal Cache These fields allow you to Enable (default) or Disable the CPU’s “Level 1” primary cache. Caching allows better performance. ASUS P/I-P55T2P4S User's Manual...
  • Page 41 Most IDE drives, except older versions, can utilize this feature. By setup default, this field is set to HDD MAX, other selections are Dis- abled 2, 4, 8, 16, and 32. ASUS P/I-P55T2P4S User's Manual...
  • Page 42 ROMs on them, you will need to know which addresses the ROMs use to shadow them specifically. Shadowing a ROM reduces the memory available between 640KB and 1024KB by the amount used for this purpose. Leave on default setting of Disabled. ASUS P/I-P55T2P4S User's Manual...

  • Page 43: Chipset Features Setup

    Enabling this features reserves 15MB to 16MB memory address space to ISA ex- pansion cards that specifically require this setting. This makes the memory from 15MB and up unavailable to the system. Expansion cards can only access memory up to 16MB. The default is Disabled. ASUS P/I-P55T2P4S User's Manual...
  • Page 44 Onboard Serial Port 1 Settings are 3F8H/IRQ4 (default), 2F8H/IRQ3, 3E8H/IRQ4, 2E8H/IRQ10, and Dis- abled for the onboard serial connector. Onboard Serial Port 2 Settings are 3F8H/IRQ4, 2F8H/IRQ3 (default), 3E8H/IRQ4, 2E8H/IRQ10, and Dis- abled for the onboard serial connector. ASUS P/I-P55T2P4S User's Manual...
  • Page 45 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 the optimal performance. ASUS P/I-P55T2P4S User's Manual...

  • Page 46: Power Management Setup

    DPMS feature; Blank Screen only blanks the screen. Use the latter for monitors that do not support the “Green” (no power management) feature. Take note that a screen saver software does not work with this feature. While the monitor is shut off, this software cannot display. ASUS P/I-P55T2P4S User's Manual...
  • Page 47 You can individually Enable or Disable each IRQ to include in the sleep function. IRQ8 (Real Time Alarm) is usually set to Disable so that any software alarm clock or event calendar can wake up the system. ASUS P/I-P55T2P4S User's Manual...

  • Page 48: Pnp And Pci Setup

    DMA channel is not used or an ICU is being used to determine if an ISA card is using that channel. If you install a Legacy ISA card that requires a unique DMA channel, and you are not using an ICU, you must set the field for that channel to Yes. ASUS P/I-P55T2P4S User's Manual...
  • Page 49 This motherboard supports Universal Serial Bus (USB) devices but current operat- ing systems do not. The default is set to Disabled until support disks and USB devices are available in which time you can set this function to Enabled. ASUS P/I-P55T2P4S User's Manual...

  • Page 50: Load Bios Defaults

    Press the <Y> key and then the <Enter> key to confirm. Press the <N> key and then the <Enter> key to abort. This feature does not affect the fields on the Standard CMOS Setup screen. ASUS P/I-P55T2P4S User's Manual...

  • Page 51: Supervisor Password And User Password

    <Enter> key 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 CMOS RAM in section III for procedures on clearing the CMOS. ASUS P/I-P55T2P4S User's Manual...

  • Page 52: 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 there is nothing on it. ASUS P/I-P55T2P4S User's Manual...

  • Page 53: Save And 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 the <Enter> key. ASUS P/I-P55T2P4S User's Manual...
  • Page 54 (This page was intentionally left blank) ASUS P/I-P55T2P4S User's Manual...

  • Page 55: 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 56: 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 57 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 P/I-P55T2P4S User's Manual...
  • Page 58 (This page was intentionally left blank) ASUS P/I-P55T2P4S User's Manual...

  • Page 59: Adaptec Ez-Scsi Utility

    B drive. Then click OK. 5 Follow the instructions that appear on the screen. 1 Install DOS6.x or above and start it running on your computer. 2 Insert the Adaptec EZSCSI Setup Diskette in your floppy disk drive. ASUS P/I-P55T2P4S User’s Manual...

  • Page 60: Troubleshooting Tips

    If Windows does not detect the host adapter, run the Add New Hardware Wizard again. This time, select No on the second screen of the wizard, then select SCSI controllers on the next screen. Select the name of your host adapter when it appears. ASUS P/I-P55T2P4S User’s Manual...
  • Page 61 5 Turn the computer ON. If the new host adapter supports Plug and Play, Win- dows will install and configure it automatically. Otherwise, run Add New Hard- ware to make sure the new driver is loaded. ASUS P/I-P55T2P4S User’s Manual...
  • Page 62 Comment out the line that loads mscdex.exe in the autoexec.bat file. • Change the /L switch on the line that loads mscdex.exe in the autoexec.bat file so it assigns the CDROM drive the next highest logical drive letter after the hard disk drives. ASUS P/I-P55T2P4S User’s Manual...

  • Page 63: Information For Dos/Windows 3.1X Users

    ASPI manager. To learn more about these ASPI managers, including their command line option information, see the Adaptec EZSCSI Online Reference, a Windows Help application. ASUS P/I-P55T2P4S User’s Manual...

  • Page 64: Dos Formatting Utilities

    You can reassign the bad block(s) to prevent data from being stored there. 6. Repeat steps 3, 4, and 5, as needed, to format or verify other disk devices. When you are finished, press Esc to exit. ASUS P/I-P55T2P4S User’s Manual...

  • Page 65: Formatter And Partitioner (Afdisk)

    Disks smaller than 1Gigabyte have 64 heads, 32 sectors per track, and cylinders equal to the number of MBytes of available capacity. Disks larger than 1Gigabyte have 255 heads, 63sectors per track, and one cylinder per 8MBytes of available capacity. ASUS P/I-P55T2P4S User’s Manual...
  • Page 66 6. Press Esc to return to the Select SCSI Device to Partition window. If you want to partition a different disk device, select the device from the list and repeat the earlier steps. 7. To quit afdisk, press Esc and select Yes to confirm that you want to quit. ASUS P/I-P55T2P4S User’s Manual...

  • Page 67: Removable Media Manager (Rmvtool)

    If you add this command line to your autoexec.bat file, rmvtool locks the media in the two devices when the computer boots. This prevents the disk media from being removed until another command is issued to unlock it. rmvtool/lock/ID=4/ID=5 ASUS P/I-P55T2P4S User’s Manual...
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