Hi,
- Are you able to listen to your own voice after plugging in the USB headset to any other USB port?
- Did you try playing the USB headset in any other computer and check if the issue still persists?
Perform the following methods and check if it helps.
Method 1:
Set the Headset earphone as default and check if it helps by performing the following steps:
a)
Click Start, type mmsys.cpl in the Start Search box, and then press ENTER.
b)
On the Playback tab, click your headset device name.
c)
Click Set as default.
d)
Click OK.
Refer to this article for more information regarding this:
Enable sounds in LifeChat headset
http://support.microsoft.com/kb/935749
Method 2:
Remove and reinstall Lifechat device:
a)
Go to Start-> Control Panel (Classic View) -> System icon, and click Device Manager on the left.
b)
Expand the Universal Serial Bus controllers.
c)
See if the first or second entry is "Lifechat Lx-3000 Microphone ".
d)
Right-click on Lifechat Lx-3000 Microphone and select
Uninstall.
e)
Unplug and plug the Lifechat Lx-3000 Microphone onto the computer.
f)
In the Device Manager, click the
Scan for hardware changes button on the toolbar and let it scan your computer.
g)
When the system finds the new device, it will request to install the right driver.
Refer: Drivers, software, and documentation for your product
http://www.microsoft.com/hardware/en-us/d/lifechat-lx-3000
Hope this information is useful.