User guide
FortheWindows7operatingsystem,checktheNetworkName(SSID)andyourencryptioninformation.Use
theAccessConnectionsprogramtoverifythiscase-sensitiveinformation.
AwirelessWANproblem
Problem:AmessageisdisplayedindicatingthatanunauthorizedWANcardisinstalled.
Solution:TheWANcardisnotsupportedonthiscomputer.RemovetheWANcard.
Note:SomemodelsdonothaveawirelessWANcard.
Bluetoothproblems
Note:CheckyourconnectionanytimeandmakesurethatnootherBluetooth-enableddeviceissearchingfor
thedevicetowhichyouwanttoconnect.SimultaneoussearchingisnotallowedintheBluetoothconnection.
•Problem:SounddoesnotcomefromtheBluetoothheadset/headphonesbutcomesfromthelocal
speakereventhoughtheBluetoothheadset/headphonesisconnectedusingaHeadsetproleorAV
prole.
Solution:Dothefollowing:
1.Exittheapplicationthatusesthesounddevice(forexample,WindowsMediaPlayer).
2.OpenControlPanelandclickHardwareandSound➙Sound➙Playback.
3.IfyouareusingaHeadsetprole,selectBluetoothHands-freeAudioandclicktheSetDefault
button.IfyouareusinganAVprole,selectStereoAudioandclicktheSetDefaultbutton.
4.ClickOKtoclosetheSoundwindow.
•Problem:PIMitemssentfromtheWindows7operatingsystemscannotbereceivedcorrectlyintothe
addressbookofanyotherBluetooth-enableddevice.
Solution:TheWindows7operatingsystemsendsPIMitemsinXMLformat,butmostBluetooth-enabled
deviceshandlePIMitemsinvCardformat.IfanotherBluetooth-enableddevicecanreceivealethrough
Bluetooth,aPIMitemsentfromtheWindows7mightbesavedasalewiththeextension.contact.
Problemswiththekeyboardandotherpointingdevices
Thefollowingarethemostcommonproblemswithkeyboardsandotherpointingdevices.
ThinkPadpointingdeviceproblems
•Problem:Thepointerdriftswhenthecomputeristurnedonorafteritresumesnormaloperation.
Solution:ThepointermightdriftwhenyouarenotusingtheTrackPointpointingdeviceduringnormal
operation.ThisisanormalcharacteristicoftheTrackPointpointingdeviceandisnotadefect.Pointer
driftingmightoccurforseveralsecondsunderthefollowingconditions:
–Whenthecomputeristurnedon
–Whenthecomputerresumesnormaloperation
–WhentheTrackPointpointingdeviceiskeptpressedforalongtime
–Whenthetemperaturechanges
•Problem:TheTrackPointpointingdeviceorThinkPadtrackpaddoesnotwork.
Solution:EnsurethattheTrackPointpointingdeviceorThinkPadtrackpadisenabledintheMouse
Propertieswindow.
Keyboardproblems
•Problem:Allorsomekeysonthekeyboarddonotwork.
Chapter10.Troubleshootingcomputerproblems133