Lenovo 8143, 8146, 8423, 8427, 8422, 8144, 8097 manual Memory

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Memory

vSupport for four double data rate (DDR or DDR2, depending on model) dual inline memory modules (DIMMs)

v512 KB flash memory for system programs

Internal drives

v3.5-inch, slim, 1.44 MB diskette drive

vSerial Advanced Technology Attachment (SATA) internal hard disk drive

vOptical drive (some models)

Video subsystem

vAn integrated graphics controller for a Video Graphics Array (VGA) monitor

vPCI Express x16 graphics connector on the system board

Audio subsystem

vAC’97 with ADI 1981B Audio Codec

vMic in and headphone out connectors on the front panel

vLine in and line out connectors on the rear panel

vIEEE 1394 front connector (some models)

vMono internal speaker (some models)

Connectivity

v10/100/1000 Mbps integrated Broadcom Ethernet controller

vSupport for the Wake on LAN® feature

vPCI V.90 Data/Fax modem (some models)

System management features

vRemote Program Load (RPL) and Dynamic Host Configuration Protocol (DHCP)

vWake on LAN

vWake on Ring (in the Setup Utility program, this feature is called Serial Port Ring Detect for an external modem)

vRemote Administration

vAutomatic power-on startup

vSystem Management (SM) BIOS and SM software

vAbility to store Power-on self-test (POST) hardware test results

Input/output features

v25-pin, Extended Capabilities Port (ECP)/Extended Parallel Port (EPP)

vTwo 9-pin serial connectors (some models)

vEight 4-pin, USB connectors (two on front panel and six on rear panel)

vPS/2® mouse connector

vPS/2 keyboard connector

vEthernet connector

vVGA monitor connector

vAudio connectors (see Audio subsystem)

vIEEE 1394 connector (some models)

2User Guide

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Contents

User Guide Types 8097, 8143, 8144 Types 8422, 8423 Page User Guide Types 8097, 8143, 8144 Types 8422, 8423 Page Contents Iv User Guide Important safety information Conditions that require immediate actionGeneral safety guidelines ServicePower cords and power adapters Extension cords and related devicesPlugs and outlets BatteriesCD and DVD drive safety Heat and product ventilationAdditional safety information Lithium battery noticeTo connect To disconnect Modem safety information Laser compliance statement Power supply statement Overview Information resourcesXiv User Guide Installing options FeaturesMemory Operating systems, preinstalled varies by model type Available options Specifications Installing external options Tools requiredHandling static-sensitive devices Locating the connectors on the front of your computer Locating the connectors on the rear of your computer Connector Description Obtaining device driversRemoving the cover Locating components Identifying parts on the system boardInstalling a memory module What to do next Installing adapters Installing internal drives Drive specifications Installing a drive in bay 1 or bay Installing a hard disk drive in bay Installing options Connecting drives Connecting the first optical driveConnecting a serial ATA hard disk drive Installing security featuresPassword protection Changing the batteryPadlock Erasing a lost or forgotten password clearing Cmos Replacing the cover and connecting the cables Viewing and changing settings Using the Setup Utility programStarting the Setup Utility program Using passwordsIDE Drive User Password User PasswordAdministrator Password IDE Drive Master PasswordSetting, 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 Appendix A. Updating system programs Updating flashing Bios from a diskette or CD-ROMUpdating flashing Bios from your operating system System programsRecovering from a POST/BIOS update failure Appendix B. Cleaning the mouse Cleaning an optical mouseCleaning a mouse with a ball User Guide Appendix C. Manual modem commands Basic AT commandsSet Tone Dial as default Low speaker volumeSet Pulse dial as default Internal speaker on until carrier detectedExtended AT commands MNP/V.42/V.42bis/V.44 commands Fax Class 1 commands Fax Class 2 commandsVoice commands Appendix C. Manual modem commands User Guide Appendix D. Notices Television output notice TrademarksIndex Page Page Part Number 19R0450