Lenovo 4157VJU, 4105, 4217 manual If you have powered speakers with an ac power adapter

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7Audio line-out connector (side speaker connector)

8Optical SPDIF (Sony Philips Digital Interconnect Format) in connector

9Optical SPDIF out connector

When used with 7.1 surround speakers, this connector should be attached to the side left and right speakers.

Used to receive 5.1 digital audio signals from an external device, such as a receiver or other multimedia devices, through a TOSLINK (ToshibaLink) optical cable.

Used to send 5.1 digital audio signals from a computer to an external device, such as an amplifier or a receiver, through a TOSLINK optical cable.

6. If you have powered speakers with an ac power adapter:

F_LR

a.Connect the cable that runs between the speakers, if necessary. On some speakers, this cable is permanently attached.

b.Connect the ac power adapter cable to the speaker.

c.Connect the speakers to the computer.

d.Connect the ac power adapter to the ac power source.

7.If you have unpowered speakers with no ac power adapter:

F_LR

a.Connect the cable that runs between the speakers, if necessary. On some speakers, this cable is permanently attached.

b.Connect the speakers to the computer.

8.Connect any additional devices that you have. Your computer might not have all the connectors that are shown.

8ThinkStation User Guide

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Contents ThinkStation User Guide Fifth Edition December Copyright Lenovo 2009 Contents Index Introduction IiiIv ThinkStation User Guide Important safety information ThinkStation User Guide Glare and lighting Arranging your workspaceComfort Air circulation Electrical outlets and cable lengthsSetting up your computer Connecting your computerLine Setting up your computer If you have powered speakers with an ac power adapter Turning on computer power Completing important tasks Finishing the software installationInstalling other operating systems Updating your operating systemFeatures Installing external optionsInstalling the computer on a rack shelf Updating your antivirus softwareInternal drives System management featuresInput/Output I/O features Video subsystemSoftware programs, preinstalled PowerSecurity features Operating system, preinstalledSpecifications Software provided with your Windows operating system Lenovo Solution CenterSoftware overview Software provided by LenovoAdobe Reader PC-Doctor for Rescue and RecoveryLenovo ThinkVantage Toolbox Viewing and changing settings Using the Setup UtilityStarting the Setup Utility program Using passwordsSetting, changing, and deleting a password User PasswordAdministrator Password Enabling or disabling a deviceSelecting a startup device Advanced settingsExiting from the Setup Utility program Selecting a temporary startup deviceThinkStation User Guide Installing Sata hard disk drives Installing hard disk drives and configuring RAIDInstalling Sata hard disk drives and configuring RAID Select Devices IDE Drives Setup and press EnterInstalling SAS hard disk drives and configuring RAID Creating RAID volumesDeleting RAID volumes Installing SAS hard disk drivesEntering the Marvell Bios Setup to configure SAS RAID From the RAID Config menu, select Create arrayFrom the RAID Config menu, select Delete array Configuring the Marvell Bios Setup to delete an arrayFrom the RAID Config menu, select Spare Management Updating system programs Using system programsUpdating flashing the Bios from a disc Click Downloads and drivers Updating flashing the Bios from your operating systemRecovering from a POST/BIOS update failure Symptom Action Troubleshooting and diagnosticsBasic troubleshooting Diagnostic programs Troubleshooting and diagnostics Cleaning an optical mouse PC-Doctor for DOSTroubleshooting and diagnostics ThinkStation User Guide Creating recovery media Recovery informationCreating and using recovery media Using recovery mediaPerforming backup and recovery operations Performing a backup operationClick the Restore your system from a backup icon Performing a recovery operationUsing the Rescue and Recovery workspace Creating and using rescue media Creating rescue media Using rescue mediaInstalling or reinstalling device drivers Setting a rescue device in the startup sequence Solving recovery problemsOnline Books folder Getting information, help, and serviceInformation resources Lenovo ThinkVantage ToolsUsing the documentation and diagnostic programs Safety and WarrantyHelp and service Lenovo Support Web siteCalling for service Using other servicesPurchasing additional services Appendix A. Manual modem commands Basic AT commandsExtended AT commands Guard tone disabled Command Function Modem ignores the DTR signalModem hangs up, returns to the Command Mode after Enable RTS/CTS hardware flow controlMNP/V.42/V.42bis/V.44 commands Fax Class 1 commandsFax Class 2 commands Voice commands Appendix B. System memory speed Dimm type and speed PC3-8500U Appendix C. Notices Recycling information for Brazil Television output noticeEuropean conformance CE mark Trademarks Appendix C. Notices ThinkStation User Guide Index Lenovo Solution Center Flashing Bios Antivirus software ThinkStation User Guide Page 53Y4306

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