HP EliteBook 8460p Reference Manual page 27

To check the recording functions on your computer, follow these steps:
1. Select Start > All Programs > Accessories > Sound Recorder.
2. Click Start Recording and speak into the microphone. Save the file to your desktop.
3. Open a multimedia program and play back the sound.
To confirm or change the audio settings on your computer, select Start > Control Panel > Audio.
Audio 17