Setting up your computer | Lenovo TC A51-8122, 8131, 8124, 8138, 8123

6.If you have audio devices, attach them using the following instructions. For more information about speakers, see steps 7 and 8.

1 Audio line-in	This connector receives audio signals from an external audio
	device, such as a stereo system.
2 Audio line-out	This connector sends audio signals from the computer to external
	devices, such as powered stereo speakers.
3 Microphone	Use this connector to attach a microphone to your computer when
	you want to record sound or if you use speech-recognition
	software.
4 Headphone	Use this connector to attach headphones to your computer when
	you want to listen to music or other sounds without disturbing
	anyone. This connector might be located on the front of the
	computer.

7.If you have powered speakers with an ac adapter, use the following instructions.

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

b.Connect the ac adapter cable to the speaker.

c.Connect the speakers to the computer.

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

8.If you have unpowered speakers with no ac adapter, use the following instructions.

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.

Chapter 2. Setting up your computer

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Lenovo TC A51-8122, 8131, 8124, 8138, 8123, 8137 warranty Setting up your computer

Contents

Quick Reference Page Quick Reference Page Contents Page Conditions that require immediate action Important safety information Service General safety guidelines Power cords and power adapters Plugs and outlets Extension cords and related devices Heat and product ventilation Batteries CD and DVD drive safety Lithium battery notice Additional safety information Laser compliance statement Modem safety information Power supply statement Xiv Additional help Xvi Glare and lighting Arranging your workspaceComfort Electrical outlets and cable lengths Air circulation Setting up your computer Phone Line Setting up your computer 1394 Finishing the software installation Turning on power Updating your antivirus software Installing other operating systemsCompleting important tasks Updating your operating system Recording your computer information Starting the Setup UtilityShutting down the computer Page Creating and using product recovery discs Recovering software To use Product Recovery discs, do the following Backup and recoveryTo create Product Recovery discs, do the following To perform a backup operation, do the following Using the rescue and recovery workspacePage Post-recovery notes Solving recovery problems Creating and using a Recovery Repair diskette Creating and using rescue media Recovering or installing device drivers Setting a rescue device in the startup sequence Getting information Getting information, help, and serviceGetting help and service Using the documentation and diagnostic programs Telephone numbers Calling for service Purchasing additional services Other servicesPage Basic troubleshooting Troubleshooting and diagnostics Symptom Action PC-Doctor for DOS Diagnostics Power supply and system board Diagnostic LEDs Running the Diagnostics diskette Running Diagnostics from the Rescue and Recovery workspaceCreating a Diagnostics diskette Code Description Action Error codes Code Description Action Beep pattern Description Action Post beep codesPage Appendix A. IBM Lotus Software Offer European Countries U. S. Or Canada Call Latin American Countries Asia Pacific Countries Page Part 1 General Terms Appendix B. Lenovo Statement of Limited WarrantyWhat this Warranty Covers What this Warranty Does not Cover What Lenovo Will Do to Correct Problems How to Obtain Warranty Service Your Additional Responsibilities Exchange of a Machine or Part Governing Law Limitation of Liability Part 2 Country-unique Terms Venezuela ParaguayPeru Uruguay CAMBODIA, INDONESIA, and Laos Asia Pacific AustraliaCambodia and Laos India PEOPLE’S Republic of China PRC JapanMalaysia NEW Zealand EUROPE, Middle EAST, Africa Emea Singapore Governing Law Arbitration The following is added under this heading Consumers European Union EU Following paragraphs are added to this section Germany EgyptFrance Ireland Hungary United Kingdom Items for Which Lenovo is Not LiableSlovakia Warranty Period Part 3 Warranty Information Types Types Types Courier or Depot Service Types of Warranty ServiceCustomer Replaceable Unit ″CRU″ Service On-site Service CRU and Customer Carry-In or Mail-In Service Customer Carry-In or Mail-In ServiceCRU and On-site Service CRU and Courier or Depot Service Country or Region Telephone Number Country or Region Telephone Number Country or Region Telephone Number Guarantee supplement for Mexico Page Appendix C. Customer Replacement Units CRUs HDD Appendix D. Notices Trademarks Television output notice Electronic emissions notices European Union EMC Directive conformance statement Industry Canada Class B emission compliance statement Canadian Department of Communications certification label Power cord notice Power cord part Number Used in these countries and regions Power cord part Number Used in these countries and regions Appendix D. Notices Page Page Part Number 41D1345