Operation Manual
Table Of Contents
- Read this first
- Important safety information
- Conditions that require immediate action
- Service and upgrades
- Power cords and power adapters
- Extension cords and related devices
- Plugs and outlets
- Power supply statement
- External devices
- General battery notice
- Notice for built-in rechargeable battery
- Notice for non-rechargeable coin-cell battery
- Heat and product ventilation
- Electrical current safety information
- Liquid crystal display (LCD) notice
- Using headphones or earphones
- Additional safety information
- Important safety information
- Chapter 1. Product overview
- Chapter 2. Using your computer
- Registering your computer
- Frequently asked questions
- Using the special buttons
- Getting help about the Windows operating system
- Using the multi-touch screen
- ThinkPad Pen Pro
- Operating modes
- Using the keyboard
- Special keys
- ThinkPad pointing device
- Power management
- Connecting to the network
- Using an external display
- Using audio features
- Using the camera
- Using a flash media card
- Chapter 3. Enhancing your computer
- Chapter 4. You and your computer
- Chapter 5. Security
- Chapter 6. Advanced configuration
- Chapter 7. Preventing problems
- Chapter 8. Troubleshooting computer problems
- Diagnosing problems
- Troubleshooting
- Computer stops responding
- Spills on the keyboard
- Error messages
- Beep errors
- Memory module problems
- Networking problems
- Problems with the keyboard and other pointing devices
- Problems with the display and multimedia devices
- Battery and power problems
- Problems with drives and other storage devices
- A software problem
- Problems with ports and connectors
- Chapter 9. Recovery overview
- Chapter 10. Replacing devices
- Static electricity prevention
- Disabling the built-in battery
- Installing or replacing the micro SIM card
- Replacing the keyboard
- Replacing the base cover assembly
- Replacing the memory module
- Replacing the internal storage drive
- Replacing the button I/O card
- Replacing the ac power card
- Replacing the speaker assembly
- Replacing the coin-cell battery
- Chapter 11. Getting support
- Appendix A. Regulatory information
- Location of the UltraConnect wireless antennas
- Wireless related information
- Certification related information
- Export classification notice
- Electronic emission notices
- Federal Communications Commission Declaration of Conformity
- Industry Canada Class B emission compliance statement
- European Union - Compliance to the Electromagnetic Compatibility Directive
- German Class B compliance statement
- Korea Class B compliance statement
- Japan VCCI Class B compliance statement
- Japan compliance statement for products which connect to the power mains with rated current less than or equal to 20 A per phase
- Japan notice for ac power cord
- Lenovo product service information for Taiwan
- Eurasian compliance mark
- Brazil audio notice
- Appendix B. WEEE and recycling statements
- Appendix C. Restriction of Hazardous Substances Directive (RoHS)
- Appendix D. ENERGY STAR model information
- Appendix E. Notices

3.Lookatthetabsofplaybackdevices.Ifyouhaveattachedaheadphone,theheadphonewillbe
automaticallysetasthedefaultdevice,andtheheadphonetabiconwillbechecked.
4.Tosetadifferentdeviceasthedefault,clickthespeakertab.ClicktheSetDefaultDevicedrop
downlistbox.SelectSetDefaultDevice.Thatspeakertabiconwillnowhaveacheckmark.
5.PlayanysoundbyuseofamusicprogramsuchasWindowsMediaPlayer.Ensurethatsound
comesfromthespeakers.
Fordetails,refertothehelpinformationsystemforConexantHDAudioManager.
Batteryandpowerproblems
Thistopiccontainsinstructionsontroubleshootingbatteryandpowerproblems.
Batteryproblems
•Problem:Thebuilt-inbatterycannotbefullychargedinthestandardchargetimewhenthecomputeris
poweredoff.
Solution:Thebatterymightbeover-discharged.Dothefollowing:
1.Turnoffthecomputer.
2.Connecttheacpoweradaptertothecomputerandletitcharge.
Ifaquickchargerisavailable,useittochargetheover-dischargedbuilt-inbattery.
Ifthebuilt-inbatterycannotbefullychargedin24hours,callLenovoCustomerServiceCentertohave
itserviced.
•Problem:Yourcomputershutsdownbeforethebattery-statusiconshowsthatthebatteryisempty,or
thecomputeroperatesafterthebattery-statusiconshowsthatthebatteryisempty.
Solution:Dischargeandrechargethebuilt-inbattery.
•Problem:Theoperatingtimeforafullychargedbuilt-inbatteryisshort.
Solution:Dischargeandrechargethebuilt-inbattery.Ifyourbatteryoperatingtimeisstillshort,call
LenovoCustomerServiceCentertohaveitserviced.
•Problem:Thecomputerdoesnotoperatewithafullychargedbuilt-inbattery.
Solution:Thesurgeprotectorinthebuilt-inbatterymightbeactive.Turnoffthecomputerforoneminute
toresettheprotector;thenturnonthecomputeragain.
•Problem:Thebuilt-inbatterycannotbecharged.
Solution:Youcannotchargethebatterywhenitistoohot.Turnoffthecomputerandallowittocoolto
roomtemperature.Afteritcools,rechargethebattery.Ifitstillcannotbecharged,callLenovoCustomer
Servicetohaveitserviced.
Anacpoweradapterproblem
Problem:Theacpoweradapterisconnectedtothecomputerandtheworkingelectricaloutlet,butthe
poweradapter(powerplug)iconisnotdisplayedonthewindowsnotificationarea.Alsothesystem-status
indicatordoesnotblink.
Solution:Dothefollowing:
1.Ensurethattheconnectionoftheacpoweradapteriscorrect.Forinstructionsonconnectingtheac
poweradapter,seeSafety,Warranty,andSetupGuidethatcomeswithyourcomputer.
2.Iftheconnectionoftheacpoweradapteriscorrect,turnoffthecomputer,thendisconnecttheac
poweradapter.
Chapter8.Troubleshootingcomputerproblems99