Lenovo 8420, 8426, 8421, 8145, 8142, 8141, 8095, 8096 manual

replacing the cover 23

S

security features 3, 20 padlock loop 21

security profile by device 27 serial connector 9

Setup Utility 25 system board

connectors 12 identifying parts 11 location 12 memory 5, 12

system programs 29

U

USB connectors 9 using

passwords 25

security profile by device 27

V

video, subsystem 2

44User Guide

Image 60

Lenovo 8420, 8426, 8421, 8145, 8142, 8141, 8095, 8096 manual

Contents

User Guide Types 8095, 8096, 8141 Types 8145, 8420, 8421 Page User Guide Types 8095, 8096, 8141 Types 8145, 8420, 8421 Page Contents Iv User Guide Important safety information Conditions that require immediate action General safety guidelines Service Power cords and power adapters Extension cords and related devices Plugs and outlets Batteries CD and DVD drive safety Heat and product ventilation Additional safety information Lithium battery noticeTo connect To disconnect Modem safety information Laser compliance statement Power supply statement Overview Information resources Xiv User Guide Installing options Features Memory Operating systems, preinstalled varies by model type Specifications Available options Tools requiredHandling static-sensitive devices Installing external options Locating the connectors on the front of your computer Locating the connectors on the rear of your computer Connector Description Obtaining device drivers Removing the cover Locating components Identifying parts on the system board Installing memory Installing options Installing adapters What to do next What to do next Installing internal drives Drive specifications Installing a drive User Guide Connecting the first optical drive Installing security features Connecting a serial ATA hard disk drive Password protection Changing the batteryPadlock loop User Guide Erasing a lost or forgotten password clearing Cmos Replacing the cover and connecting the cables User Guide Using the Setup Utility program Starting the Setup Utility programViewing and changing settings Using passwords User password Administrator passwordIDE Drive User Password IDE Drive Master Password Setting, changing, and deleting a password Using Security Profile by DeviceSelecting a startup device Exiting from the Setup Utility program Selecting a temporary startup deviceChanging the startup sequence Updating flashing Bios from a diskette Updating flashing Bios from your operating systemAppendix A. Updating system programs System programs Recovering from a POST/BIOS update failure Click Continue Click Downloads and drivers Appendix B. Cleaning the mouse Cleaning an optical mouseCleaning a mouse with a ball User Guide Appendix C. Manual modem commands Basic AT commands Low speaker volume Set Pulse dial as defaultSet Tone Dial as default Internal speaker on until carrier detected Extended AT commands MNP/V.42/V.42bis/V.44 commands Fax Class 1 commands Fax Class 2 commands Voice commands Appendix C. Manual modem commands User Guide Appendix D. Notices Television output notice Trademarks Index Page Page Part Number 19R0462