Power supply statement | Lenovo 8123, 8131, 8124, 8138, 8137

Caution

Use of controls or adjustments or performance of procedures other than those specified herein might result in hazardous radiation exposure.

Removing the covers of the CD-ROM drive or DVD-ROM drive could result in exposure to hazardous laser radiation. There are no serviceable parts inside the CD-ROM drive or DVD-ROM drive. Do not remove the drive covers.

Some CD-ROM drives and DVD-ROM drives contain an embedded Class 3A or Class 3B laser diode. Note the following statement.

Danger

Laser radiation when open. Do not stare into the beam, do not view directly with optical instruments, and avoid direct exposure to the beam.

Power supply statement

Never remove the cover on a power supply or any part that has the following label attached.

Hazardous voltage, current, and energy levels are present inside any component that has this label attached. There are no serviceable parts inside these components. If you suspect a problem with one of these parts, contact a service technician.

Important safety information

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Lenovo 8123, 8131, 8124, 8138, 8137, TC A51-8122 warranty Power supply statement

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 Arranging your workspace ComfortGlare and lighting 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 Starting the Setup Utility Shutting down the computerRecording your computer information Page Creating and using product recovery discs Recovering software Backup and recovery To create Product Recovery discs, do the followingTo use 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 Diagnostics from the Rescue and Recovery workspace Creating a Diagnostics disketteRunning the 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 Asia Pacific Australia Cambodia and LaosCAMBODIA, INDONESIA, 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 Egypt FranceGermany Ireland Hungary Items for Which Lenovo is Not Liable SlovakiaUnited Kingdom 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