User's Manual
Table Of Contents
- Chapter 1. About the wireless display adapter
- Chapter 2. Installing the wireless display adapter
- Chapter 3. Using the wireless display adapter
- Chapter 4. Frequently asked questions
- Chapter 5. Troubleshooting
- Appendix A. Service and Support
- Appendix B. Lenovo Limited Warranty
- Appendix C. Electronic emission notices
- Appendix D. Notices
- Appendix E. Restriction of Hazardous Substances Directive (RoHS)
Chapter5.Troubleshooting
Thissectioncontainstroubleshootinginformationforthewirelessdisplayadapter.Ifyouencounteranyof
thefollowingproblemswhenusingthewirelessdisplayadapter,refertothecorrespondinganswers.
•IcannotinstalltheIntelWiDisoftwareintomynotebookcomputer.
Tosolvetheproblem,dothefollowing:
1.CheckifthenotebookcomputermeetsthesystemrequirementsforIntelWiDiat:
http://supportkb.intel.com/wireless/wireless-display/templates/selfservice/intelwidi/#portal/1026/article/2511
2.Checkifthefollowingsoftwareanddriversinstalledinyournotebookcomputerarethemost-up-date:
–IntelGraphicsDriver
–IntelWirelessDriver
–IntelWiDisoftware
3.CheckifyouhaveselectedIntegratedGraphicsasthegraphicscardintheBIOSoperatingsystem
onyournotebookcomputer.
Iftheproblemstillpersists,contactLenovofortechnicalsupport.
•MynotebookcomputerhasaRealtekWi-Fidriver,butcannotmeetthesystemrequirementsfor
IntelWiDi.
•Dependingontheoperatingsystemonyournotebookcomputer,dothefollowing:
–ForWindows7:InstalltheLenovoQuickDisplayprogram.TheLenovoQuickDisplayprogramcan
besupportedbyspecificmodelsofthenotebookcomputer.TocheckiftheLenovoQuickDisplay
programcanbeinstalledintoyournotebookcomputer,gototheLenovoSupportWebsiteat:
http://www.lenovo.com/support/WDA.
–ForWindows8:UpdatetheoperatingsystemtoWindows8.1.Thenupdatethegraphicsdriverand
Realtekdrivertothelatestversionat:http://www.lenovo.com/support.
–ForWindows8.1:UpdatethegraphicsdriverandRealtekdrivertothelatestversionat:
http://www.lenovo.com/support.
•IcannotconnectmynotebookcomputertothewirelessdisplayadapterwiththelatestIntelWiDi
software.
Tosolvetheproblem,dothefollowing:
1.EnsurethattheIntelGraphicsDriverandtheWi-Fidriverarethemost-up-date.
2.Removethewirelessdisplayadapterfromthedevicelistofyournotebookcomputer.Thenrestartthe
notebookcomputer.
3.Ifyournotebookcomputercanbeconnectedtothewirelessdisplayadapterwhenitisnotconnected
toanyWi-Finetwork,buttheconnectionfailsoncethenotebookcomputerisconnectedtoaWi-Fi
network,youmighthavemetthedynamicfrequencyselection(DFS)issue.TosolvetheDFSissue,
refertotheChapter5“Troubleshooting”onpage17.
•IhavemetwiththeDFSissue.
TosolvetheDFSissue,dothefollowing:
1.ContacttheITmanagementsupporttosettheAccessPointataWi-Fichannelinthe2.4GHzband
oratanon-DFSchannelinthe5GHzband.
2.SetyournotebookcomputertouseaWi-Fichannelinthe2.4GHzbandbydoingthefollowing:
a.OpentheDeviceManagerwindow.
b.Right-clickthenetworkadapterofyournotebookcomputer.ThenclickProperties.
©CopyrightLenovo2014
17