Lenovo 8131, 8124, 8138, 8123, 8137, TC A51-8122 warranty Symptom Action

Page 42

Symptom

Action

 

 

The keyboard does not

Verify that:

work. The computer

v The computer and monitor are turned on and the

does not respond to the

brightness and contrast controls are set correctly.

keyboard.

v The keyboard is securely connected to the keyboard

 

 

connector on the computer.

 

v No keys are stuck.

 

If you cannot correct the problem, have the computer

 

serviced.

 

 

The Enhanced

Verify that:

Performance USB

v The computer is turned on.

Keyboard does not work

v The keyboard is securely connected to a USB connector on

 

 

the rear of the computer.

 

v No keys are stuck.

 

If you cannot correct the problem, have the computer

 

serviced.

 

 

The mouse does not

Clean the mouse. Verify that:

work. The computer

v The computer and monitor are turned on and the

does not respond to the

brightness and contrast controls are set correctly.

mouse.

v The mouse is securely connected to the mouse connector

Note: This applies to a

mechanical mouse only.

on the computer.

 

If you cannot correct the problem, have the computer

 

serviced.

 

 

The operating system

Verify that:

will not start.

v There is no diskette in the diskette drive.

 

v The startup sequence includes the device where the

 

operating system resides. Usually, the operating system is

 

on the hard disk.

 

During startup, look for prompt to start the Setup Utility

 

program. See “Starting the Setup Utility” on page 9 for

 

details.

 

Verify the startup sequence in the Setup Utility program.

 

If you cannot correct the problem, have the computer

 

serviced.

 

 

An error code is

Write down the code number, and see “Error codes” on page

displayed before the

27.

operating system starts.

 

 

 

The computer beeps

Verify that no keys are stuck down.

multiple times before the

If you cannot correct the problem, have the computer

operating system starts.

 

serviced.

 

 

24

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Contents Quick Reference Page Quick Reference Page Contents Page Important safety information Conditions that require immediate actionGeneral safety guidelines ServicePower cords and power adapters Extension cords and related devices Plugs and outletsBatteries Heat and product ventilationCD and DVD drive safety Additional safety information Lithium battery noticeModem safety information Laser compliance statementPower supply statement Xiv Additional help Xvi Arranging your workspace ComfortGlare and lighting Air circulation Electrical outlets and cable lengthsSetting up your computer Phone Line Setting up your computer 1394 Turning on power Finishing the software installationUpdating your operating system Installing other operating systemsCompleting important tasks Updating your antivirus softwareStarting the Setup Utility Shutting down the computerRecording your computer information Page Recovering software Creating and using product recovery discsBackup and recovery To create Product Recovery discs, do the followingTo use Product Recovery discs, do the following Using the rescue and recovery workspace To perform a backup operation, do the followingPage Solving recovery problems Post-recovery notesCreating and using rescue media Creating and using a Recovery Repair disketteRecovering or installing device drivers Setting a rescue device in the startup sequence Using the documentation and diagnostic programs Getting information, help, and serviceGetting help and service Getting informationCalling for service Telephone numbersOther services Purchasing additional servicesPage Troubleshooting and diagnostics Basic troubleshootingSymptom Action Power supply and system board Diagnostic LEDs PC-Doctor for DOS DiagnosticsRunning Diagnostics from the Rescue and Recovery workspace Creating a Diagnostics disketteRunning the Diagnostics diskette Error codes Code Description ActionCode Description Action Post beep codes Beep pattern Description ActionPage Appendix A. IBM Lotus Software Offer U. S. Or Canada Call Latin American Countries European CountriesAsia Pacific Countries Page What this Warranty Does not Cover Appendix B. Lenovo Statement of Limited WarrantyWhat this Warranty Covers Part 1 General TermsHow to Obtain Warranty Service What Lenovo Will Do to Correct ProblemsExchange of a Machine or Part Your Additional ResponsibilitiesLimitation of Liability Governing LawPart 2 Country-unique Terms Uruguay ParaguayPeru VenezuelaAsia Pacific Australia Cambodia and LaosCAMBODIA, INDONESIA, and Laos India NEW Zealand JapanMalaysia PEOPLE’S Republic of China PRCSingapore EUROPE, Middle EAST, Africa EmeaGoverning Law Arbitration The following is added under this heading European Union EU ConsumersFollowing paragraphs are added to this section Egypt FranceGermany Hungary IrelandItems for Which Lenovo is Not Liable SlovakiaUnited Kingdom Part 3 Warranty Information Warranty PeriodTypes Types Types On-site Service Types of Warranty ServiceCustomer Replaceable Unit ″CRU″ Service Courier or Depot ServiceCRU and Courier or Depot Service Customer Carry-In or Mail-In ServiceCRU and On-site Service CRU and Customer Carry-In or Mail-In ServiceCountry 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 Television output notice TrademarksElectronic emissions notices Industry Canada Class B emission compliance statement European Union EMC Directive conformance statementCanadian 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
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