20C600AAUS Product Manual

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•Problem:SounddoesnotcomefromtheBluetoothheadset/headphonebutcomesfromthelocal

speakereventhoughtheBluetoothheadset/headphoneisconnectedusingaHeadsetproleorAVprole.

Solution:Dothefollowing:

1.Exittheapplicationthatusesthesounddevice(forexample,WindowsMediaPlayer).

2.GotoControlPanelandclickHardwareandSound➙Sound➙Playback.

3.IfyouareusingaHeadsetprole,selectBluetoothHands-freeAudioandclicktheSetDefault

button.IfyouareusinganAVprole,selectStereoAudioandclicktheSetDefaultbutton.

4.ClickOKtoclosetheSoundwindow.

•Problem:PIMitemssentfromtheWindows7operatingsystemscannotbereceivedcorrectlyintothe

addressbookofanyotherBluetooth-enableddevice.

Solution:TheWindows7operatingsystemsendsPIMitemsinXMLformat,butmostBluetooth-enabled

deviceshandlePIMitemsinvCardformat.IfanotherBluetooth-enableddevicecanreceivealethrough

Bluetooth,aPIMitemsentfromtheWindows7mightbesavedasalewiththeextension.contact.

Problemswiththekeyboardandotherpointingdevices

Thefollowingarethemostcommonproblemswithkeyboardsandotherpointingdevices.

ThinkPadpointingdeviceproblems

•Problem:Thepointerdriftswhenthecomputeristurnedonorafteritresumesnormaloperation.

Solution:ThepointermightdriftwhenyouarenotusingtheTrackPointpointingdeviceduringnormal

operation.ThisisanormalcharacteristicoftheTrackPointpointingdeviceandisnotadefect.Pointer

driftingmightoccurforseveralsecondsunderthefollowingconditions:

–Whenthecomputeristurnedon

–Whenthecomputerresumesnormaloperation

–WhentheTrackPointpointingdeviceiskeptpressedforalongtime

–Whenthetemperaturechanges

•Problem:TheTrackPointpointingdeviceorThinkPadtrackpaddoesnotwork.

Solution:MakesurethattheTrackPointpointingdeviceorThinkPadtrackpadisenabledintheThinkPad

pointingdevicesettingwindow.

Note:ToopentheThinkPadpointingdevicewindow,gotoControlPanelandclickHardwareand

Sound➙Mouse,andthenclicktheThinkPadtab.

Keyboardproblems

•Problem:Allorsomekeysonthekeyboarddonotwork.

Solution:Ifanexternalnumerickeypadisconnected:

1.Turnoffthecomputer.

2.Removetheexternalnumerickeypad.

3.Turnonthecomputerandtryusingthekeyboardagain.

Ifthekeyboardproblemisresolved,carefullyreconnecttheexternalnumerickeypadandtheexternal

keyboard.Makesurethatyouhaveseatedtheconnectorscorrectly.

Iftheproblempersists,makesurethatthecorrectdevicedriverisinstalledbydoingthefollowing:

1.OpenControlPanel.ChangetheviewofControlPanelfromCategorytoLargeiconsorSmallicons.

2.ClickKeyboard.

134UserGuide

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Product Manual - Page 150