Lenovo a51 8105 User Manuals

Table of Contents

• Contents

  5
• Important safety information

  7
  • Conditions that require immediate action

    7
  • General safety guidelines

    8
    • Service

      8
    • Power cords and power adapters

      9
    • Extension cords and related devices

      10
    • Plugs and outlets

      10
    • Batteries

      10
    • Heat and product ventilation

      11
    • CD and DVD drive safety

      11
  • Additional safety information

    12
  • Lithium battery notice

    12
  • Modem safety information

    13
  • Laser compliance statement

    13
  • Power supply statement

    14
• Overview

  15
  • Information resources

    15
• Chapter 1. Installing options

  17
  • Features

    17
  • Specifications

    20
  • Supported operating positions

    21
  • Available options

    21
  • Handling static-sensitive devices

    22
  • Installing external options

    23
    • Locating the connectors on the front of your computer

      23
    • Locating the connectors on the rear of your computer

      24
    • Obtaining device drivers

      25
  • Opening the cover

    26
  • Locating components

    27
  • Identifying parts on the system board

    27
  • Installing memory

    28
  • Installing a PCI adapter

    30
  • Installing an optical drive

    32
  • Security features

    32
    • Integrated cable lock

      33
    • Password protection

      33
  • Changing the battery

    33
  • Erasing a lost or forgotten password (clearing CMOS)

    35
  • Closing the cover and connecting the cables

    36
• Chapter 2. Using the Setup Utility program

  37
  • Starting the Setup Utility program

    37
  • Viewing and changing settings

    37
  • Exiting from the Setup Utility program

    37
  • Using passwords

    37
    • Password considerations

      38
    • User Password

      38
    • Administrator Password

      38
    • IDE Drive User Password

      38
    • IDE Drive Master Password

      39
    • Setting, changing, and deleting a password

      39
    • Resetting the hard disk drive and power-on password

      39
  • Using Security Profile by Device

    40
  • Using IDE Drives Setup

    40
  • Selecting a startup device

    40
    • Selecting a temporary startup device

      41
    • Changing the startup sequence

      41
• Appendix A. Updating system programs

  43
  • System programs

    43
    • Updating (flashing) BIOS from a diskette or CD-ROM

      43
    • Updating (flashing) BIOS from your operating system

      44
  • Recovering from a POST/BIOS update failure

    44
• Appendix B. Cleaning the mouse

  45
  • Cleaning an optical mouse

    45
  • Cleaning a mouse with a ball

    45
• Appendix C. Manual modem commands

  47
  • Basic AT commands

    47
  • Extended AT commands

    49
  • MNP/V.42/V.42bis/V.44 commands

    50
  • Fax Class 1 commands

    51
  • Fax Class 2 commands

    51
  • Voice commands

    52
• Appendix D. Customer replaceable unit (CRU) parts list

  55
• Appendix E. Notices

  57
  • Television output notice

    58
  • Trademarks

    58
• Index

  59