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 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
- Using the multi-touch screen on ThinkPad X1 Yoga
- ThinkPad Pen Pro
- Using the ThinkPad X1 Yoga in different 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
- 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
- Fingerprint reader problems
- Battery and power problems
- A solid-state drive problem
- A software problem
- Problems with ports and connectors
- Chapter 9. Recovery overview
- Chapter 10. Replacing devices
- Chapter 11. Getting support
- Appendix A. Supplemental information on the Ubuntu operating system
- Appendix B. Regulatory Information
- 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 C. WEEE and recycling statements
- Appendix D. Restriction of Hazardous Substances Directive (RoHS)
- Appendix E. ENERGY STAR model information
- Appendix F. Notices
•Message:0190:Criticallow-batteryerror
Solution:Thecomputerturnedoff,becausethebatterypowerislow.Connecttheacpoweradapterto
thecomputerandchargethebatteries.
•Message:0191:SystemSecurity-Invalidremotechangerequested
Solution:Thesystemconfigurationchangehasfailed.Confirmtheoperationandtryagain.Toclearthe
error,enterThinkPadSetup.
•Message:0199:SystemSecurity-Securitypasswordretrycountexceeded.
Solution:Thismessageisdisplayedifyouenterawrongsupervisorpasswordmorethanthreetimes.
Confirmthesupervisorpasswordandtryagain.Tocleartheerror,enterThinkPadSetup.
•Message:0270:RealTimeClockError.
Solution:SystemRealTimeClockisnotfunctional.Havethecomputerserviced.
•Message:0271:CheckDateandTimesettings.
Solution:Neitherthedatenorthetimeissetinthecomputer.Setthedateandtime,usingThinkPad
Setup.
•Message:1802:Unauthorizednetworkcardispluggedin-Poweroffandremovethenetworkcard.
Solution:Thewirelessnetworkcardisnotsupportedonthiscomputer.Removeit.
•Message:1820:Morethanoneexternalfingerprintreadersareattached.
Solution:Poweroffandremoveallbutthereaderthatyousetupwithinyourmainoperatingsystem.
•Message:2100:DetectionerroronSSD0(M.2)
Solution:Thesolid-statediskisnotworking.Havethesolid-statediskserviced.
•Message:2110:ReaderroronSSD0(M.2)
Solution:Thesolid-statediskisnotworking.Havethesolid-statediskserviced.
•Message:2200:MachineTypeandSerialNumberareinvalid.
Solution:MachineTypeandSerialNumberareinvalid.Havethecomputerserviced.
•Message:2201:MachineUUIDisinvalid.
Solution:MachineUUIDisinvalid.Havethecomputerserviced.
•Message:Fanerror
Solution:Coolingfanhasfailed.Shutdownthecomputerimmediatelyandhavethecomputerserviced.
•Message:Thermalsensingerror
Solution:Thethermalsensorhasproblem.Shutdownthecomputerimmediatelyandhavethecomputer
serviced.
•Message:Error:TheSystemUEFIVariableStorageisnearlyfull.
Note:Thiserrorindicatesthattheoperatingsystemorapplicationscannotcreate,modify,ordeletedata
inthenon-volatilesystemUEFIvariablestorageduetoinsufficientstoragespaceafterPOST.
Thenon-volatilesystemUEFIvariablestorageisusedbytheUEFIBIOSandbytheoperatingsystemor
applications.Thiserroroccurswhentheoperatingsystemorapplicationsstorelargeamountsofdata
inthevariablestorage.AlldataneededforPOST,suchasBIOSsetupsettings,chipsetorplatform
configurationdata,arestoredinaseparateUEFIvariablestorage.
Solution:PressF1toenterThinkPadSetupaftertheerrormessageisdisplayed.Adialogaskstheuser
forconfirmationtocleanupthestorage.Iftheuserselects“Yes” ,alldatathatwerecreatedbythe
operatingsystemorapplicationsaredeletedexceptglobalvariablesdefinedbytheUnifiedExtensible
FirmwareInterfaceSpecification.Iftheuserselects“No”,alldataiskept,buttheoperatingsystemor
applicationswillnotbeabletocreate,modify,ordeletedatainthestorage.
Chapter8.Troubleshootingcomputerproblems95