User's 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
- Getting help about the Windows operating system
- Operating modes
- Using the special buttons
- Using the special keys
- ThinkPad Pen Pro
- Using the keyboard
- Using the multi-touch screen
- Using the ThinkPad pointing device
- Power management
- Connecting to the network
- Using an external display
- Using the NVIDIA Optimus Graphics feature
- 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
Bluetoothproblems
Note:CheckyourconnectionanytimeandmakesurethatnootherBluetooth-enableddeviceissearchingfor
thedevicetowhichyouwanttoconnect.SimultaneoussearchingisnotallowedintheBluetoothconnection.
•Problem:SounddoesnotcomefromtheBluetoothheadset/headphonebutcomesfromthelocal
speakereventhoughtheBluetoothheadset/headphoneisconnectedusingaHeadsetprofileorAVprofile.
Solution:Dothefollowing:
1.Exittheapplicationthatusesthesounddevice(forexample,WindowsMediaPlayer).
2.OpenControlPanelandclickHardwareandSound➙Sound➙Playback.
3.IfyouareusingaHeadsetprofile,selectBluetoothHands-freeAudioandclicktheSetDefault
button.IfyouareusinganAVprofile,selectStereoAudioandclicktheSetDefaultbutton.
4.ClickOKtoclosetheSoundwindow.
Problemswiththekeyboardandotherpointingdevices
Thefollowingarethemostcommonproblemswithkeyboardsandotherpointingdevices.
TrackPointpointingdeviceproblems
•Problem:Thepointerdriftswhenthecomputeristurnedonorafteritresumesnormaloperation.
Solution:ThepointermightdriftwhenyouarenotusingtheTrackPointpointingdeviceduringnormal
operation.ThisisanormalcharacteristicoftheTrackPointpointingdeviceandisnotadefect.Pointer
driftingmightoccurforseveralsecondsunderthefollowingconditions:
–Whenthecomputeristurnedon
–Whenthecomputerresumesnormaloperation
–WhentheTrackPointpointingdeviceiskeptpressedforalongtime
–Whenthetemperaturechanges
•Problem:TheTrackPointpointingdeviceorThinkPadtrackpaddoesnotwork.
Solution:EnsurethattheTrackPointpointingdeviceorThinkPadtrackpadisenabledintheThinkPad
pointingdevicesettingwindow.
Keyboardproblems
•Problem:Allorsomekeysonthekeyboarddonotwork.
Solution:Ifanexternalnumerickeypadisconnected:
1.Turnoffthecomputer.
2.Removetheexternalnumerickeypad.
3.Turnonthecomputerandtryusingthekeyboardagain.
Ifthekeyboardproblemisresolved,carefullyreconnecttheexternalnumerickeypadandtheexternal
keyboard.Ensurethatyouhaveseatedtheconnectorscorrectly.
Iftheproblempersists,ensurethatthecorrectdevicedriverisinstalledbydoingthefollowing:
1.OpenControlPanel.ChangetheviewofControlPanelfromCategorytoLargeiconsorSmallicons.
2.ClickKeyboard.
3.SelecttheHardwaretab.IntheDevicePropertiespane,ensurethatyouseethismessage:Device
Status:Thisdeviceisworkingproperly.
Ifkeysonthekeyboardstilldonotwork,havethecomputerserviced.
•Problem:Allorsomekeysontheexternalnumerickeypaddonotwork.
94ThinkPadP40Yoga,ThinkPadS3,ThinkPadYoga14,andThinkPadYoga460UserGuide