Lenovo NetVista A40p User Manual
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Lenovo NetVista A40p User Manual

Lenovo NetVista A40p User Manual

Type 6830, 6831, 6840, 6837, 6841, 6847, 2251, 2271
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NetVista
User Guide
A40 Type 6830, 6831, 6840
A40p Type 6837, 6841, 6847
A40i Type 2251, 2271

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Summary of Contents for Lenovo NetVista A40p

  • Page 1 ™ NetVista User Guide A40 Type 6830, 6831, 6840 A40p Type 6837, 6841, 6847 A40i Type 2251, 2271...
  • Page 3 ™ NetVista User Guide A40 Type 6830, 6831, 6840 A40p Type 6837, 6841, 6847 A40i Type 2251, 2271...
  • Page 4 Note Before using this information and the product it supports, be sure to read the “Safety Information” on page v and “Appendix F. Notices and trademarks” on page 83. First Edition (September 2000) © Copyright International Business Machines Corporation 2000. All rights reserved. US Government Users Restricted Rights –...

  • Page 5: Table Of Contents

    Contents Safety Information ..v Installing options on the system board . . 36 Accessing the system board . . 36 Lithium battery notice . . vi Identifying parts on the system board .
  • Page 6 Appendix E. Interrupt request and Trademarks . . 84 direct memory access channel Index ....85 assignments ... . 81 Appendix F.

  • Page 7: Safety Information

    Safety Information DANGER Electrical current from power, telephone, and communication cables is hazardous. To avoid a shock hazard: v Do not connect or disconnect any cables or perform installation, maintenance, or reconfiguration of this product during an electrical storm. v Connect all power cords to a properly wired and grounded electrical outlet. v Connect to properly wired outlets any equipment that will be attached to this product.

  • Page 8: Lithium Battery Notice

    réseaux, aux systèmes de té lécommunication et aux modems (sauf instruction contraire mentionnée dans les procédures d’installation et de configuration). v Lorsque vous installez, que vous déplacez, ou que vous manipulez le présent produit ou des périphériques qui lui sont raccordés, reportez-vous aux instructions ci-dessous pour connecter et déconnecter les différents cordons.

  • Page 9: Laser Compliance Statement

    v Never install telephone jacks in wet locations unless the jack is specifically designed for wet locations. v Never touch uninsulated telephone wires or terminals unless the telephone line has been disconnected at the network interface. v Use caution when installing or modifying telephone lines. v Avoid using a telephone (other than a cordless type) during an electrical storm.
  • Page 10 DANGER Laser radiation when open. Do not stare into the beam, do not view directly with optical instruments, and avoid direct exposure to the beam. DANGER: Certains modèles d’ordinateurs personnels sont équipés d’origine d’une unité de CD-ROM ou de DVD-ROM. Mais ces unités sont également vendues séparément en tant qu’options.

  • Page 11: About This Book

    About this book This publication provides instructions for installing most options into your ™ NetVista computer. It also contains information to help you decide which options to add to your computer. How this book is organized This book contains the following chapters and appendices: v “Chapter 1.

  • Page 12: Information Resources

    Information resources This publication is intended to provide the necessary instructions for installing most options into your NetVista computer. This publication also includes an overview of computer features, locating connectors, and updating configuration settings. Access IBM on your desktop provides a link to more information about your computer.

  • Page 13: Chapter 1. Overview

    Chapter 1. Overview Adding hardware options to your NetVista computer is an easy way to increase its capabilities. Instructions for installing external and internal options are included in this publication. When adding an option, use these instructions along with the instructions that come with the option.

  • Page 14: Desktop Model Computer

    Desktop model computer Desktop models come with a diskette drive and a hard disk drive. Some models come with a CD-ROM drive. The power button is located on the left side of the computer as you are facing it. Minitower model computer Minitower models come with a diskette drive and a hard disk drive.

  • Page 15: Microtower Model Computer

    Microtower model computer Microtower models come with a diskette drive and a hard disk drive. Some models come with a CD drive or DVD drive. The power button is located on the right side of the computer as you are facing it. Features This section provides an overview of the computer features, preinstalled software, and specifications.
  • Page 16 v Accelerated graphics port (AGP) adapter (some models) Audio subsystem 16-integrated Sound Blaster Pro compatible audio subsystem Connectivity ® v 10/100 Mbps Ethernet adapter that supports Wake on LAN (some models) v Modem (some models) System management features v Remote Program Load (RPL) and Dynamic Host Configuration Protocol (DHCP) v Wake on LAN (requires Wake on LAN-supported network adapter) v Wake on Ring (in the Configuration/Setup Utility program, this feature is called Serial Port Ring Detect for an external modem and Modem Ring Detect for an...

  • Page 17: Specifications

    Security features v Power-on and administrator passwords v Cover keylock v Support for the addition of a U-bolt and lockable cable v Startup sequence control v Startup without diskette drive, keyboard, or mouse v Unattended start mode v Diskette and hard disk I/O control v Serial and parallel port I/O control v Security profile by device IBM preinstalled software...

  • Page 18: Physical Specifications - Desktop Model

    Physical specifications — desktop model Dimensions Heat output (approximate) in British thermal units (Btu) per hour: Height: 140 mm (5.5 in.) Minimum configuration: 240 Btu/hr. (75 watts) Width: 425 mm (16.7 in.) Maximum configuration: 705 Btu/hr. (207 watts) Depth: 425 mm (16.7 in.) Airflow Weight Approximately 0.5 cubic meters per minute (18 cubic...

  • Page 19: Physical Specifications - Minitower Model

    Physical specifications — minitower model Dimensions Heat output (approximate) in British thermal units (Btu) per hour: Height: 165 mm (6.5 in.) Minimum configuration: 240 Btu/hr. (75 watts) Width: 445 mm (17.5 in.) Maximum configuration: 940 Btu/hr. (275 watts) Depth: 499 mm (19.6 in.) Airflow Weight Approximately 0.34 cubic meters per minute (12 cubic...

  • Page 20: Physical Specifications - Microtower Model

    Physical specifications — microtower model Dimensions Heat output (approximate in British thermal units (Btu) per hour: Height: 140 mm (5.5 in.) Minimum configuration: 240 Btu/hr. (75 watts) Width: 425 mm (16.7 in.) Maximum configuration: 705 Btu/hr. (207 watts) Depth: 425 mm (16.7 in.) Airflow Weight Approximately 0.5 cubic meters per minute (18 cubic...

  • Page 21: Available Options

    Available options The following are some available options: v External options – Parallel port devices, such as printers and external drives – Serial port devices, such as external modems and digital cameras – Audio devices, such as external speakers for the sound system –...
  • Page 22 v Limit your movement. Movement can cause static electricity to build up around you. v Always handle components carefully. Handle adapters and memory modules by the edges. Never touch any exposed circuitry. v Prevent others from touching components. v When you install a new option, touch the static-protective package containing the option to a metal expansion-slot cover or other unpainted metal surface on the computer for at least two seconds.

  • Page 23: Chapter 2. Installing External Options

    Chapter 2. Installing external options This chapter shows the various external connectors on your computer to which you can attach external options, such as external speakers, a printer, or a scanner. For some external options, you must install additional software in addition to making the physical connection.
  • Page 24 The following illustration shows the location of the connectors on the front of the minitower computer. 1 CD-ROM headphone connector 2 Front USB connector 1 3 Front USB connector 2 User Guide...
  • Page 25 The following illustration shows the location of the connectors on the front of the microtower computer. 1 CD-ROM headphone connector 2 Front USB connector 1 3 Front USB connector 2 Chapter 2. Installing external options...

  • Page 26: Locating The Connectors On The Rear Of Your Computer

    Locating the connectors on the rear of your computer The following illustration shows the location of the connectors on the back of the desktop model computer. You might not have all of the connectors shown here. 1 Power connector 9 Audio out connector 2 Mouse connector 10 Audio in connector 3 USB connector 2...
  • Page 27 The following illustration shows the location of the connectors on the back of the minitower model types 2271, 6840, and 6841. You might not have all of the connectors shown here. 1 Power connector 8 Monitor connector 2 Mouse connector 9 Microphone connector 3 Keyboard connector 10 Audio in connector...
  • Page 28 The following illustration shows the location of the connectors on the back of the minitower model type 6847. You might not have all of the connectors shown here. 1 Power connector 8 Serial connector 2 2 Mouse connector 9 Microphone connector 3 Keyboard connector 10 Audio in connector 4 USB connector 1...
  • Page 29 The following illustration shows the location of the connectors on the back of the microtower model computer. You might not have all of the connectors shown here. 1 Mouse connector 8 Microphone connector 2 Keyboard connector 9 Audio in connector 3 USB connector 2 10 Audio out connector 4 USB connector 1...

  • Page 30: High-Performance Video Adapter

    Connector Description Mouse connector Used to attach a mouse, trackball, or other pointing device that uses a mouse connector. Keyboard connector Used to attach a keyboard that uses a keyboard connector. USB connectors Used to attach a device that requires a Universal Serial Bus (USB) connection, such as a USB scanner or USB printer.

  • Page 31: High-Performance Audio Adapter

    High-performance audio adapter If this adapter is installed, the MIDI/joystick, audio line out, microphone, and audio line in connectors on the system board are disabled. This disablement feature applies to this audio adapter only. The internal speaker of the computer is also disabled during normal operation.

  • Page 32: Obtaining Device Drivers

    Connect each computer on a home PNA network directly to a telephone-line wall connector. If you have more computers than telephone-line wall connectors in a room, use a telephone splitter at the wall connector. Actual network transfer speeds depend on many factors, such as home wiring configuration, and are often less then the maximum possible.

  • Page 33: Chapter 3. Installing Internal Options - Desktop Model

    Chapter 3. Installing internal options — desktop model You can expand the capabilities of your computer by adding memory, drives, or adapters. When adding an option, use these instructions along with the instructions that come with the option. Removing the cover Important: Read “Safety Information”...

  • Page 34: Locating Components

    Locating components The following illustration will help you locate the various components in your computer. 1 CD-ROM drive 7 RIMM connector 2 Front USB connector 1 8 System board 3 Front USB connector 2 9 Microprocessor 4 Optional drive bay 10 Accelerated graphic port (AGP) adapter 5 Hard disk drive 11 PCI slot...
  • Page 35 See the following illustration for the location of parts on the system board. Note: An illustration of the system board and additional information is provided on a label located on the inside of the computer chassis. 1 CPU fan connector 13 Front fan connector 2 Microprocessor 14 Battery...

  • Page 36: Installing Memory

    Installing memory Your computer has two connectors for installing Rambus inline memory modules (RIMMs) that provide up to a maximum of 512 MB of system memory. When installing or replacing RIMMs, take the following information into consideration: v Any connector that does not have a RIMM installed must have a continuity RIMM (C-RIMM), a module that looks like a RIMM but has no memory on it.
  • Page 37 5. Store the RIMM or C-RIMM in a static-protective package. Do not discard or lose this part. It might be needed later if you change your memory configuration. Installing a RIMM or C-RIMM To install a RIMM or C-RIMM: 1. Touch the static-protective package containing the RIMM to any unpainted metal surface in the computer, and then remove the RIMM or C-RIMM.

  • Page 38: Installing Adapters

    Installing adapters This section provides information and instructions for installing and removing adapters. Adapter slots Your computer has three expansion slots for peripheral component interconnect (PCI) adapter and one slot for an accelerated graphics port (AGP) adapter. You can install an adapter up to 330 mm (13 inches) long. Installing adapters To install an adapter: 1.

  • Page 39: Installing Internal Drives

    5. Install the adapter slot cover latch. Note: If you are installing a Wake on LAN-supported network adapter, attach the Wake on LAN cable that comes with the adapter to the Wake on LAN connector on the system board. See “Identifying parts on the system board”...

  • Page 40: Drive Specifications

    Drive specifications Your computer comes with the following IBM-installed drives: v A CD-ROM drive in bay 1 (some models). v A 3.5-inch hard disk drive in bay 3. v A 3.5-inch diskette drive in bay 4. Models that do not have drives installed in bays 1 and 2 have a static shield and bay panel installed.

  • Page 41: Installing Internal Drives

    - If the cable has three connectors, one of these connectors is attached to the drive, one is a spare, and the third attaches to the primary or secondary IDE connector on the system board. - If the cable has two connectors, one of these connectors is attached to the hard disk drive, and the other attaches to the primary or secondary IDE connector on the system board.
  • Page 42 2. Pivot the drive bay latch handle toward the front of the computer and pivot the drive bay cage toward the front of the computer until the drive cage latch catches to the chassis. 3. Install the drive into the bay. Align the screw holes and insert the two screws. 4.

  • Page 43: Installing A Security U-Bolt

    you installed the drive and gently pry the static shield loose from the drive bay. 6. If the drive you installed is a removable-media drive, remove the bay panel from the front bezel and place the bezel frame that comes with your computer over the drive bay.

  • Page 44: Replacing The Cover And Connecting The Cables

    4. Replace the computer cover. For more information, see “Replacing the cover and connecting the cables”. 5. Thread the cable through the U-bolt and around an object that is not a part of or permanently secured to the building structure or foundation, and from which it cannot be removed;...
  • Page 45 3. Position the cover over the chassis and pivot the cover down over the computer until the cover snaps into place. 4. Reconnect the external cables and cords to the computer. See “Chapter 2. Installing external options” on page 11. 5.
  • Page 46 User Guide...

  • Page 47: Chapter 4. Installing Internal Options - Minitower Model

    Chapter 4. Installing internal options — minitower model You can expand the capabilities of your computer by adding memory, drives, or adapters. When adding an option, use these instructions along with the instructions that come with the option. Removing the cover Important: Read “Safety Information”...

  • Page 48: Locating Components

    Locating components The following illustration will help you locate the various components in your computer. 1 CD drive or DVD drive 6 Accelerated graphics port (AGP) slot 2 Diskette drive 7 Extender card 3 Power button 8 PCI slot 4 Lower drive bay cage 9 Microprocessor 5 System board 10 Power supply...

  • Page 49: Installing Memory

    See the following illustration for the location of parts on the system board. Note: An illustration of the system board and additional information is provided on a label located on the inside of the computer chassis. 1 CPU fan connector 14 Battery 2 Microprocessor and fan sink 15 SCSI adapter LED connector...
  • Page 50 Installing DIMMs When installing DIMMs, the following rules apply: v Fill each system memory connector sequentially, starting at DIMM 1. v Use 3.3 V, 133 MHz, unbuffered, SDRAM DIMMs. v Use only 64, 128, or 256 MB DIMMs in any combination. To install a DIMM: 1.
  • Page 51 When installing or replacing RIMMs, take the following information into consideration: v Any connector that does not have a RIMM installed must have a continuity RIMM (C-RIMM), a module that looks like a RIMM but has no memory on it. A C-RIMM is used to continue the connection on a RIMM connector that does not have memory installed in it.
  • Page 52 To install a RIMM or C-RIMM: 1. Touch the static-protective package containing the RIMM to any unpainted metal surface in the computer, and then remove the RIMM or C-RIMM. 2. If the retaining clips are not already open, open them. 3.

  • Page 53: Installing Adapters

    Installing adapters This section provides information and instructions for installing and removing adapters. Adapter slots Your computer has five expansion slots for peripheral component interconnect (PCI) adapters and one slot for an accelerated graphics port (AGP) adapter. You can install an adapter up to 330 mm (13 inches) long. Installing adapters To install an adapter: 1.

  • Page 54: Installing Internal Drives

    5. Install the adapter slot cover latch. Note: If you are installing a Wake on LAN-supported network adapter, attach the Wake on LAN cable that comes with the adapter to the Wake on LAN connector on the system board. See “Identifying parts on the system board”...

  • Page 55: Drive Specifications

    When you install an internal drive, it is important to note what type and size of drive you can install in each bay. Also, it is important to correctly connect the internal drive cables to the installed drive. Drive specifications Your computer comes with the following IBM-installed drives: v A CD drive or DVD drive in bay 1 (some models).

  • Page 56: Power And Signal Cables For Internal Drives

    The following illustration shows the locations of the drive bays. The following table describes some of the drives you can install in each bay and their height requirements. 1 Bay 1 - Max Height: 41.3 mm (1.6 in.) CD-ROM drive (standard in some models) 5.25-inch hard disk drive 2 Bay 2 - Max Height: 41.3 mm (1.6 in.) 5.25-inch hard disk drive...
  • Page 57 v Flat signal cables, also called ribbon cables, connect IDE and diskette drives to the system board. There are two sizes of ribbon signal cables that come with your computer: – The wider signal cable has two or three connectors. - If the cable has three connectors, one of these connectors is attached to the drive, one is a spare, and the third attaches to the primary or secondary IDE connector on the system board.

  • Page 58: Installing Internal Drives In Bays 1, 2, And 3

    Installing internal drives in bays 1, 2, and 3 To install an internal drive in bay 1, 2, or 3: 1. Remove the cover (see “Removing the cover” on page 35). Note: If your computer has a CD drive or DVD drive, you might need to remove the signal and power cables from the drive.

  • Page 59: Installing Internal Drives In Bays 4, 5, 6, And 7

    3. Install the drive into the bay. Align the screw holes and insert the two screws. 4. If the drive you installed is a removable-media drive, place the bezel frame that comes with your computer over the drive bay. 5. Connect the power and signal cables to the drive. What to do next v To work with another option, go to the appropriate section.
  • Page 60 2. Remove the support bar by pulling outward from the computer as shown. 3. Remove the metal cover and pivot the lower drive bay cage outward from the computer. User Guide...
  • Page 61 4. Mount sliding rails on the drive you wish to install and slide the drive along the rail guides into the unoccupied drive bay. 5. Pivot the drive bay cage back into place. Chapter 4. Installing internal options — minitower model...

  • Page 62: Installing A Security U-Bolt

    6. Connect the power and signal cables to the drive. What to do next v To work with another option, go to the appropriate section. v To complete the installation, go to “Replacing the cover and connecting the cables” on page 51. Installing a security U-bolt To help prevent hardware theft, you can add a security U-bolt and cable to your computer.

  • Page 63: Replacing The Cover And Connecting The Cables

    5. Thread the cable through the U-bolt and around an object that is not a part of or permanently secured to the building structure or foundation, and from which it cannot be removed; then fasten the cable ends together with a lock. 1 U-bolt 2 Bolt holes 3 Nuts...
  • Page 64 3. Position the cover on the chassis and slide the cover toward the front bezel of the computer. Make sure to align the tabs on the computer with the cover and snap the cover into place. 4. Insert the screws into the holes in the rear of the computer and tighten. 5.

  • Page 65: Copyright Ibm Corp

    Chapter 5. Installing internal options — microtower model You can expand the capabilities of your computer by adding memory, drives, or adapters. When adding an option, use these instructions along with the instructions that come with the option. Removing the cover Important: Read “Safety Information”...

  • Page 66: Locating Components

    Locating components The following illustration will help you locate the various components in your computer. 1 Microprocessor 4 Accelerated graphics port (AGP) adapter 2 System board 5 Power supply 3 PCI adapter Moving the power supply To perform some operations inside the computer, you might need to move the power supply to access parts of the system board that are difficult to see or hard to reach.
  • Page 67 3. Slide the power supply unit up toward the top of the chassis. 4. Rotate the power supply outward as shown. Chapter 5. Installing internal options — microtower model...

  • Page 68: Installing Options On The System Board

    5. Pull the power supply forward and carefully rotate it toward the front of the chassis. Lay it to the side. 6. To replace the power supply, reverse these steps. Installing options on the system board This section provides instructions for installing options, such as system memory and adapters, on the system board.
  • Page 69 See the following illustration for the location of parts on the system board. Note: An illustration of the system board and additional information is provided on a label located on the inside of the computer chassis. 1 CPU fan connector 13 Front fan connector 2 Microprocessor 14 Battery...

  • Page 70: Installing Memory

    Installing memory Your computer has two connectors for installing dual inline memory modules (DIMMs) that provide up to a maximum of 512 MB of system memory. Installing DIMMs When installing DIMMs, the following rules apply: v Fill each system memory connector sequentially, starting at DIMM 1. v Use 3.3 V, 133 MHz, unbuffered, SDRAM DIMMs.

  • Page 71: Installing Adapters

    Installing adapters This section provides information and instructions for installing and removing adapters. Adapter slots Your computer has three expansion slots for peripheral component interconnect (PCI) adapters and one slot used for an accelerated graphics port (AGP) adapter. You can install an adapter up to 330 mm (13 inches) long. Installing adapters To install an adapter: 1.

  • Page 72: Installing Internal Drives

    Installing internal drives This section provides information and instructions for installing and removing internal drives. Internal drives are devices that your computer uses to read and store data. You can add drives to your computer to increase storage capacity and to enable your computer to read other types of media.

  • Page 73: Power And Signal Cables For Internal Drives

    The following illustration shows the locations of the drive bays. The following table describes some of the drives you can install in each bay and their height requirements. 1 Bay 1 - Max Height: 41.3 mm (1.6 in.) CD-ROM drive (standard in some models) 5.25-inch hard disk drive 2 Bay 2 - Max Height: 41.3 mm (1.6 in.) 5.25-inch hard disk drive...

  • Page 74: Installing Internal Drives

    - If the cable has two connectors, one of these connectors is attached to the hard disk drive, and the other attaches to the primary or secondary IDE connector on the system board. Note: If you want to add another device, and your computer does not come with a CD drive or DVD drive preinstalled, you will need a second signal cable with three connectors.
  • Page 75 gently pry the static shield loose from the drive bay. 3. Install the drive into the bay. Align the screw holes and insert the two screws. 4. If the drive you installed is a removable-media drive, place the bezel frame that comes with your computer over the drive bay.

  • Page 76: Installing A Security U-Bolt

    5. Connect the power and signal cables to the drive. What to do next v To work with another option, go to the appropriate section. v To complete the installation, go to “Replacing the cover and connecting the cables” on page 65. Installing a security U-bolt To help prevent hardware theft, you can add a security U-bolt and cable to your computer.

  • Page 77: Replacing The Cover And Connecting The Cables

    5. Thread the cable through the U-bolt and around an object that is not a part of or permanently secured to the building structure or foundation, and from which it cannot be removed; then fasten the cable ends together with a lock. 1 U-bolt 2 Bolt holes 3 Nuts...
  • Page 78 3. Position the cover over the chassis so that the front edge is approximately one inch away from the front bezel. 4. Lower the cover down over the chassis so that the rail guides engage the rails. 5. Slide the cover forward. You might need to lift the front of the cover slightly to align it properly.

  • Page 79: Chapter 6. Updating The Computer Configuration

    Chapter 6. Updating the computer configuration This chapter includes information about updating configuration settings, installing device drivers (if required, after a new option has been installed), and erasing a lost or forgotten password. For more information about using the Configuration/Setup Utility Program, see Access IBM. After adding options, the configuration settings must be updated.

  • Page 80: Verifying That An Option Is Installed Correctly

    Verifying that an option is installed correctly To verify if a new adapter or drive is correctly installed and configured, do the following: 1. From the Windows desktop, use the right mouse button to click My Computer; then, click Properties. 2.

  • Page 81: Configuring Startup Devices

    v Automatic power on If you install a PCI adapter that supports an automatic power-on function, you can enable the power-on function through the Configuration/Setup Utility program. When the automatic power-on function is enabled, the computer can be started remotely through a network or through the telephone lines, depending on the type of adapter installed.
  • Page 82 7. Restart the computer, leave it on for about ten seconds, and then turn off the computer. 8. Repeat steps 2 through 4 on page 69. 9. Set the jumper back to the standard position (pins 1 and 2). 10. Replace the cover and plug in the power cord. See “Replacing the cover and connecting the cables”...

  • Page 83: Appendix A. Using Enhanced Security

    Appendix A. Using Enhanced Security Note: The following Enhanced Security information is for the A40p model only. Enhanced Security can be enabled or disabled only when you update system programs. If Enhanced Security is enabled and you have not set an administrator password, your computer will operate as though enhanced security is disabled.
  • Page 84 Important When enhanced security is enabled, it is vital that you keep a record of your administrator password in a secure place. If you forget or lose the administrator password, the system board in your computer must be replaced in order to regain access to the Configuration/Setup Utility program. For more information about Enhanced Security and the other security features of your computer, see Access IBM.

  • Page 85: Appendix B. Changing The Battery

    Appendix B. Changing the battery Your computer has a special type of memory that maintains the date, time, and settings for built-in features, such as serial- and parallel-port assignments (configuration). A battery keeps this information active when you turn off the computer.
  • Page 86 6. Install the new battery. 7. Replace any adapters that were removed to gain access to the battery. See “Installing adapters” on page 26 (desktop model), “Installing adapters” on page 41 (minitower model), or “Installing adapters” on page 59 (microtower model) for instructions for replacing adapters.

  • Page 87: Appendix C. Updating System Programs

    Appendix C. Updating System Programs The following contains information about updating system programs (POST/BIOS) and how to recover from a POST/BIOS update failure. System programs System programs are the basic layer of software built into your computer. They include the power-on self-test (POST), the basic input/output system (BIOS) code, and the Configuration/Setup Utility program.
  • Page 88 4. Move the jumper to the adjacent pair of jumper pins. 5. Replace any adapters that were removed and replace the cover. See “Replacing the cover and connecting the cables” on page 32 (desktop model), “Replacing the cover and connecting the cables” on page 51 (minitower model), or “Replacing the cover and connecting the cables”...

  • Page 89: Appendix D. System Address Maps

    Appendix D. System address maps The following charts represent how the hard disk stores different types of information. Address ranges and byte sizes are approximate. System memory map The first 640 KB of system board RAM is mapped starting at address hex 00000000. A 256 byte area and a 1 KB area of this RAM are reserved for BIOS data.
  • Page 90 Table 2. I/O address map (continued) Address (hex) Size (bytes) Description 0072 1 bit Enable NMI 0072, bits 6:0 6 bits RTC address 0073 RTC data 0080 POST checkpoint register during POST only 008F Refresh page register 0080 – 008F DMA page registers 0090 –...

  • Page 91: Dma I/O Address Map

    Table 2. I/O address map (continued) Address (hex) Size (bytes) Description 03F7 (Write) Diskette channel 1 command 03F7, bit 7 1 bit Diskette disk change channel 03F7, bits 6:0 7 bits Primary IDE channel status port 03F8 – 03FF COM1 0400 –...
  • Page 92 Table 3. DMA I/O address map (continued) Address Description Bits Byte (hex) pointer 0089 Channel 6, page table address register 00 – 07 008A Channel 7, page table address register 00 – 07 008B Channel 5, page table address register 00 –...

  • Page 93: Appendix E. Interrupt Request And Direct Memory Access Channel Assignments

    Appendix E. Interrupt request and direct memory access channel assignments The following tables list the IRQ and DMA channel assignments. Table 4. IRQ channel assignments System resource Critical system error System-management interrupt for power management Timer Keyboard Cascade interrupt from slave PIC COM2 (some models only) COM1 LPT2/audio (if present)
  • Page 94 Table 5. DMA channel assignments DMA channel Data width System resource 8 bits Open 8 bits Open 8 bits Diskette drive 8 bits Parallel port (for ECP or EPP) Reserved (cascade channel) 16 bits Open 16 bits Open 16 bits Open User Guide...

  • Page 95: Appendix F. Notices And Trademarks

    Appendix F. Notices and trademarks The following paragraph does not apply to the United Kingdom or any country where such provisions are inconsistent with local law: INTERNATIONAL BUISINESS MACHINES CORPORATION PROVIDES THIS PUBLICATION “AS IS” WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.

  • Page 96: Trademarks

    Trademarks The following terms are trademarks of the IBM Corporation in the United States or other countries or both: Asset ID NetVista OS/2 ScrollPoint Wake on LAN Pentium, Intel, Celeron, and AnyPoint are trademarks of Intel Corporation in the United States, other countries, or both. Microsoft, Windows, and Windows NT are trademarks of Microsoft Corporation in the United States, other countries, or both.

  • Page 97: Index

    Index connectors (continued) installing adapters (continued) serial 18 microtower model 59 adapter SVGA converter 18 minitower model 41 audio 19 USB 18 installing options configuring 68 continuity RIMM (C-RIMM) 24, 39 internal video 18 cover desktop model 21 adapters removing microtower model 53 accelerated graphics port (AGP) 9 desktop model 21...
  • Page 98 recovering from a POST/BIOS update failure 75 removing C-RIMM 24 RIMM 24 removing the cover desktop model 21 microtower model 53 minitower model 35 replacing the cover desktop model 32 microtower model 65 minitower model 51 RIMM installing 25, 40 removing 24, 39 security enhanced 71...
  • Page 100 Part Number: 19K8208 Printed in the United States of America on recycled paper containing 10% recovered post-consumer fiber. (1P) P/N: 19K8208...

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