Personal Computer User Manual
Table Of Contents
- Important safety information
- Chapter 1. Product overview
- Chapter 2. Installing or replacing hardware
- Handling static-sensitive devices
- Installing or replacing hardware
- Installing external options
- Opening the computer cover
- Removing and reinstalling the front bezel
- Installing or replacing a memory module
- Replacing the hard disk drive
- Replacing the optical drive
- Replacing the battery
- Replacing the heat sink
- Replacing the internal speaker
- Replacing the front audio and USB assembly
- Replacing the ac power adapter
- Replacing the ac power adapter bracket
- Replacing the keyboard or mouse
- Completing the parts replacement
- Installing security features
- Chapter 3. Recovery information
- Chapter 4. Using the Setup Utility program
- Chapter 5. Updating system programs
- Chapter 6. Troubleshooting and diagnostics
- Chapter 7. Getting information, help, and service
- Appendix A. Notices
- Index
Figure14.Removingtheoldbattery
5.Installanewbattery.
Figure15.Installinganewbattery
6.Reconnectallthecablestothesystemboardandclosethecomputercover.See“Completingthe
partsreplacement”onpage25.
Note:Whenthecomputeristurnedonforthersttimeafterbatteryreplacement,anerrormessage
mightbedisplayed.Thisisnormalafterreplacingthebattery.
7.Turnonthecomputerandallattacheddevices.
8.UsetheSetupUtilityprogramtosetthedate,time,andanypasswords.SeeChapter4“UsingtheSetup
Utilityprogram”onpage35
.
Replacingtheheatsink
Attention:
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafetyinformation”
intheThinkCentreSafetyandWarrantyGuidethatcamewithyourcomputer.ToobtainacopyoftheThinkCentre
SafetyandWarrantyGuide,goto:
http://www.lenovo.com/support
Thissectionprovidesinstructionsonhowtoreplacetheheatsink.
CAUTION:
Theheatsinkmightbeveryhot.Turnoffthecomputerandwaitthreetoveminutesto
letthecomputercoolbeforeopeningthecomputercover.
Toreplacetheheatsink,dothefollowing:
1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect
allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.
2.Openthecomputercover.See“Openingthecomputercover”onpage12.
3.Locatetheheatsink.See“Locatingcomponents”onpage8.
4.Removethefourscrewsthatsecuretheheatsinktothesystemboard.
18ThinkCentreUserGuide