Lenovo TC A51-8424 manual

ThinkC e n tr e ™ Us er Gu i d e Ty p e s 84 2 4 , 84 2 5 , 84 2 8 Ty p e s 81 7 1 , 81 7 2 , 81 7 3 [...]

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ThinkC e n tr e ™ Us er Gu i d e Ty p e s 84 2 4 , 84 2 5 , 84 2 8 Ty p e s 81 7 1 , 81 7 2 , 81 7 3 [...]

Note Before using this information and the product it supports, be sure to read the “Important safety information” on page v and Appendix D, “Notices,” on page 41. First Edition (April 2004) © Copyright International Business Machines Corporation 2004. All rights reserved. US Government Users Restricted Rights – Use, duplication or discl[...]

Contents Important safety information . . . . . .v Conditions that requir e immediate action . . . . .v General safety guidelines . . . . . . . . . .v i Service . . . . . . . . . . . . . . .v i Power cords and power adapters . . . . . .v i Extension cords and related devices . . . . . vii Plugs and outlets . . . . . . . . . . . vii Batteries . . . [...]

iv User Guide[...]

Important safety information This information can help you safely use your IBM ® personal computer . Follow and retain all information included with your IBM computer . The information in this document does not alter the terms of your purchase agreement or the IBM Statement of Limited W arranty . Customer safety is important to IBM. Our products a[...]

v Damage to a battery (such as cracks, dents, creases), discharge from a battery , or a buildup of foreign substances on the battery . v A cracking, hissing or popping sound, or strong odor that comes from the product. v Signs that liquid has been spilled or an object has fallen onto the computer product, the power cord or power adapter . v The com[...]

Always connect power cords and signal cables in the correct order and ensure that all power cord connectors are securely and completely plugged into receptacles. Do not use any power adapter that shows corrosion at the ac input pins and/or shows signs of overheating (such as deformed plastic) at the ac input or anywhere on the power adapter . Do no[...]

Battery abuse or mishandling can cause the battery to overheat, which can cause gasses or flame to “vent” from the battery pack or coin cell. If your battery is damaged, or if you notice any discharge from your battery or the buildup of foreign materials on the battery leads, stop using the battery and obtain a replacement from the battery manu[...]

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. v When possible, use one hand only to connect or disconnect signal cables. v Never turn on any equipment when there is evidence of fire, water , or structural damage. v Disconnect the[...]

Connexion: 1. Mettez les unités hors tension. 2. Commencez par brancher tous les cordons sur les unités. 3. Branchez les câbles d’interface sur des connecteurs. 4. Branchez les cordons d’alimentation sur des prises. 5. Mettez les unités sous tension. Déconnexion: 1. Mettez les unités hors tension. 2. Débranchez les cordons d’alimentati[...]

v A void using a telephone (other than a cordless type) during an electrical storm. There may be a remote risk of electric shock from lightning. v Do not use the telephone to report a gas leak in the vicinity of the leak. Consignes de sécurité relatives au modem Lors de l’utilisation de votre matériel téléphonique, il est important de respec[...]

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. L’unité de CD-ROM/DVD-ROM est un appareil à laser . Aux État-Unis, l’unité de CD-ROM/DVD-ROM est certifiée conforme aux normes indiquées dans le sous-ch[...]

Chapter 1. Overview Thank you for selecting an IBM ® computer . Y our computer incorporates many of the latest advances in computer technology and can be upgraded as your needs change. Instructions for installing external and internal options are included in this publication. When adding an option, use these instructions along with the instruction[...]

Features This section provides an overview of the computer features and preinstalled software. System summary The following information covers a variety of models. For a listing of features for your specific model, go to Chapter 3, “Using the IBM Setup Utility,” on page 25. Microprocessor v Intel Pentium ® 4 processor with HyperThreading T ech[...]

v System Management (SM) BIOS and SM software v Ability to store POST hardwar e test results Input/output features v 1 PCI Slot v 1 PCI Express x1 slot with support for PCI-e DVI-D Connection Adapter v 25-pin Parallel Port v Tw o 9-pin serial connectors v Eight USB 2.0 connectors (two on front panel and six on rear panel) v PS/2 ® mouse connector [...]

v Startup without diskette drive, keyboard, or mouse v Diskette and hard disk I/O control v Serial and parallel port I/O control v Security profile by device IBM preinstalled software Y our computer comes with preinstalled software. An operating system, device drivers to support built-in features, and other support programs are included. 4 User Gui[...]

Operating systems (preinstalled) (varies by model) Note: Not all countries or regions will have these operating systems. v Microsoft ® W indows ® XP Home v Microsoft W indows XP Professional A vailable options The following are some available options: v External options – Parallel port devices, such as printers and external drives – Serial po[...]

Specifications This section lists certain specifications for your computer . For the latest specification information, see the User Guide for your computer model and type at: http://www .ibm.com/pc/support/ Dimensions W idth: 12.2 inches (310 mm) Height: 3.35 inches (85 mm) Depth: 14.1 inches (358 mm) W eight Minimum configuration as shipped: 7.3 k[...]

Supported operating positions To provide proper air flow to internal components, you must position your computer in one of the positions as illustrated below . Chapter 1. Overview 7[...]

8 User Guide[...]

Chapter 2. Installing options This chapter provides instructions for installing optional memory , PCI adapters, drives, and security features. When installing an option, use these instructions along with the instructions that come with the option. Important Before you install or remove any option, read “Important safety information” on page v. [...]

Locating controls and connectors on the front of your computer The following illustration shows locations of the controls and connectors on the front of your computer . 1 Cover keylock (some models) 6 USB connectors (2) 2 CD or DVD drive 7 Microphone connector (line in) 3 Hard disk drive activity indicator 8 Head[...]

Locating connectors on the rear of your computer The following illustration shows locations of connectors on the rear of your computer . 1 Power cord connector 9 Parallel connector 2 Cable lock latch 10 Audio line-in connector 3 Rope clip (U-bolt) holes 11 Audio line-out connector 4 PCI and PCI express adap[...]

Opening the cover Important Read “Important safety information” on page v and “Handling static-sensitive devices” on page 9 before opening the cover . To open the cover: 1. Shut down your operating system, remove any media (diskettes, CDs, or tapes) from the drives, and turn off all attached devices and the computer . 2. Unplug all power co[...]

Locating components The following illustration will help you locate the various components in your computer . 1 Diskette drive lock 5 Power supply assembly 2 DIMM (memory) connectors (2) 6 CD or DVD drive (hard disk drive is under the CD drive) 3 Battery 7 CD or DVD drive lock 4 PCI riser Chapter 2. Install[...]

Accessing system board components and drives Yo u might need to rotate the drive bay assembly upward and remove the PCI riser and adapters to access system board components such as memory , the battery , the Clear CMOS/BIOS recovery jumper and to access the drives. To access system board components and the drives: 1. T urn off the computer . 2. Ope[...]

Identifying parts on the system board The system board (sometimes called the planar or motherboard ) is the main circuit board in your computer . It provides basic computer functions and supports a variety of devices that are IBM-installed or that you can install later . The following illustration shows the locations of parts on the system board. ?[...]

Installing memory Y our computer has two connectors for installing dual inline memory modules (DIMMs) that provide up to a maximum of 2 GB of system memory . When installing memory , the following rules apply: v Use 2.5 V, 184-pin, double data rate synchronous dynamic random access memory (DDR SDRAM), non-ECC DIMMs. v Use 128 MB, 256 MB, 512 MB, or[...]

Installing PCI adapters This section provides information and instructions for installing and removing PCI adapters. Y our computer has a riser card with one PCI expansion slot and one PCI Express x1 expansion slot. To install a PCI adapter: 1. Open the cover . See “Opening the cover” on page 12. 2. While holding the left rear of the computer c[...]

6. Position the adapter-slot-cover latch to retain the adapters. 7. Reinstall the PCI riser and adapters. 8. Close the cover . See “Closing the cover and connecting the cables” on page 24. What to do next: v To work with another option, go to the appropriate section. v To complete the installation, go to “Closing the cover and connecting the [...]

6. Install the new battery . 7. Install the PCI riser and adapters if removed. 8. Replace the cover , and connect the cables. See “Closing the cover and connecting the cables” on page 24. Note: When the computer is turned on for the first time after battery replacement, an error message might be displayed. This is normal after replacing the bat[...]

8. If you are replacing an existing drive, place the master/slave jumper on the drive in the same position as on the drive being replaced. Also refer to any instructions that come with the drive. 9. Connect the signal cable and power cable to the drive. 10. See “Closing the cover and connecting the cables” on page 24 to finish the procedur e. R[...]

Make sure that any security cables you install do not interfere with other computer cables. Identifying security locks The following illustration will help you to identify the various types of security locks that your computer might have. 1 Holes for Rope clip (U-bolt) 2 Slot for integrated cable lock (Kensington lock) 3 Cover loc[...]

® 22 User Guide[...]

Rope clip Using a 3/16 in (5 mm) security rope clip (sometimes referr ed to as a U-bolt), a steel security cable, and a padlock you can secure your computer to a desk, table, or other non-permanent fixture. For computers designed to accommodate the rope clip, knockouts at the rear of the chassis are provided. To install a rope clip: 1. Remove the c[...]

Erasing a lost or forgotten password (clearing CMOS) This section applies to lost or forgotten passwords. For more information about lost or forgotten passwords, go to Access IBM. To erase a forgotten password: 1. Refer to “Accessing system board components and drives” on page 14. 2. Locate the Clear CMOS/BIOS recovery jumper on the system boar[...]

Chapter 3. Using the IBM Setup Utility The IBM Setup Utility program is stored in the electrically erasable programmable read-only memory (EEPROM) of your computer . The IBM Setup Utility program is used to view and change the configuration settings of your computer , regar dless of which operating system you are using. However , the operating-syst[...]

Yo u do not have to set any passwords to use your computer . However , if you decide to set any passwords, read the following sections. Password considerations If you are setting any of the various types of passwords on your computer , you should read and understand the following information: v If you type an incorrect password, you will see an err[...]

IDE Drive Master Password The IDE Drive Master Password is used to recover use of the hard disk drive in the event that the IDE Drive User Password is lost or forgotten. Only the person who knows the IDE Drive Master password can reset the IDE Drive User Password. Attention Make sure that the IDE Drive Master password is stored in a safe place. If [...]

Selecting a startup device If your computer does not start up (boot) from a device such as the CD-ROM, diskette, or hard disk as expected, use one of the following procedur es to select a startup device. Selecting a temporary startup device Use this procedur e to startup from any boot device. Note: Not all CDs, hard disks, and diskettes are startab[...]

Appendix A. Updating POST/BIOS This appendix contains information about updating POST/BIOS and how to recover from a POST/BIOS update failure. POST/BIOS POST and BIOS are the basic layer of software that is built into your computer . They include the power-on self-test (POST), the basic input/output system (BIOS) code, and the IBM Setup Utility pro[...]

6. Scroll down and look for a .txt file that has instructions for Flash BIOS update from the operating system. Click the .txt file. 7. Print these instructions. This is very important since they are not on the screen after the download begins. 8. From your browser , Click Back to return to the list of files. Carefully follow the printed instruction[...]

Appendix B. Cleaning the mouse This appendix provides instructions on how to clean your mouse. The procedur e will be differ ent depending on which type of mouse you have. Cleaning an optical mouse If you experience some problems with your optical mouse, check the following: 1. T urn the mouse over and look carefully at the lens area. a. If there i[...]

To clean a mouse with a ball: 1. T urn off your computer . 2. T urn the mouse over , with the top side down, and look carefully at the bottom. T wist the retainer ring 1 to the unlocked position to remove the ball. 3. Place your hand over the retainer ring and ball 2 , and then turn the mouse over , top side up, so that the retainer rin[...]

Appendix C. Manual modem commands The following section lists commands for manually programming your modem. Commands are accepted by the modem while it is in Command Mode. Y our modem is automatically in Command Mode until you dial a number and establish a connection. Commands may be sent to your modem from a PC running communication software or an[...]

Command Function H1 Force modem off-hook (make busy) Note: H1 command is not supported for Italy I_ I0 Display product-identification code I1 Factory ROM checksum test I2 Internal memory test I3 Firmware ID I4 Reserved ID L_ L0 Low speaker volume L1 Low speaker volume L2 Medium speaker volume L3 High speaker volume M_ M0 Internal speaker off M1 Int[...]

Extended AT commands Command Function &C_ &C0 Force Carrier Detect Signal High (ON) &C1 T urn on CD when remote carrier is present &D_ &D0 Modem ignores the DTR signal &D1 Modem returns to Command Mode after DTR toggle &D2 Modem hangs up, returns to the Command Mode after DTR toggle &D3 Resets modem after DTR toggle [...]

Command Function &V1 Display Last Connection Statistics &W_ &W0 Stores the active profile as Profile 0 &W1 Stores the active profile as Profile 1 %E_ %E0 Disable auto-retrain %E1 Enable auto-retrain +MS? Displays the current Select Modulation settings +MS=? Displays a list of supported Select Modulation options +MS=a,b,c,e,f Select [...]

Fax Class 1 commands +F AE=n Data/Fax Auto Answer +FCLASS=n Service Class +FRH=n Receive data with HDLC framing +FRM=n Receive data +FRS=n Receive silence +FTH=n T ransmit data with HDLC framing +FTM=n T ransmit data +FTS=n Stop transmission and wait Fax Class 2 commands +FCLASS=n Services class. +F AA=n Adaptive answer . +F AXERR Fax error value. [...]

+FPHCTO Phase C time out. +FPOLL Indicates polling request. +FPTS: Page transfer status. +FPTS= Page transfer status. +FREV? Identify revision. +FSPT Enable polling. +FTSI: Report the transmit station ID. V oice commands #BDR Select Baud Rate #CID Enable Caller ID detection and reporting format #CLS Select Data, Fax or V oice/Audio #MDL? Identify M[...]

Attention Switzerland User: If your Swisscom phone line does not have T axsignal switched OFF , modem function may be impaired. The impairment may be resolved by a filter with the following specifications: T elekom PTT SCR-BE T aximpulssperrfilter-12kHz PTT Art. 444.1 12.7 Bakom 93.0291.Z.N Appendix C. Manual modem commands 39[...]

40 User Guide[...]

Appendix D. Notices IBM may not offer the products, services, or features discussed in this document in all countries. Consult your local IBM repr esentative for information on the products and services currently available in your area. Any refer ence to an IBM product, program, or service is not intended to state or imply that only that IBM produc[...]

T rademarks The following terms are trademarks of the IBM Corporation in the United States or other countries or both: IBM PS/2 ThinkCentre W ake on LAN Intel, Celeron, and Pentium are trademarks of Intel Corporation in the United States, other countries, or both. Microsoft, W indows, and W indows NT are trademarks of Microsoft Corporation in the U[...]

Index Special characters .iso image 29 A Access IBM 1 adapter installing 17 peripheral component interconnect (PCI) 5 removing and replacing 17 slots 17 audio subsystem 2 automatic startup sequence 28 B battery , changing 18 BIOS settings 25 BIOS updating 29 Boot-block recovery 30 bootable CD image 29 C cable lock 20 cables, connecting 24 changing [...]

P password erasing 24 lost or forgotten 24 setting, changing, deleting 27 PCI adapter 17 POST/BIOS 29 power Advanced Configuration and Power Interface (ACPI) support 3 Advanced Power Management support 3 features 3 primary startup sequence 28 R recovering from a POST/BIOS update failure 30 removing and replacing adapters 17 battery 18 diskette driv[...]

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 Part Number: 19R0474 Printed in USA (1P) P/N: 19R0474[...]