Using Audio Features; Using An Integrated Camera - Lenovo ThinkPad L420 User Manual

Using audio features

Your computer is equipped with the following:
• Combo audio jack, 1/8 inch (3.5 mm) in diameter
• Built-in stereo speakers
• Built-in monaural digital microphone
Your computer also has an audio chip that enables you to enjoy various multimedia audio features:
• Compliant with Intel High Definition Audio.
• Recording and playback of PCM and WAV files in 16-bit or 24-bit format.
• Playback of a WAV file at a sample rate of 44.1 KHz to 192 KHz.
• Playback of MIDI files through a Wave table synthesizer under Microsoft Windows operating systems.
• Playback of MP3 files through the Windows Media Player or a software MP3 player.
• Recording from various sound sources, such as a headset attached either to the combo audio jack of
your computer or to the microphone jack of the ThinkPad Port Replicator Series 3, ThinkPad Mini Dock
Series 3, or the ThinkPad Mini Dock Plus Series 3.
The following table shows which functions of the audio devices attached to the jacks on your computer or
docking station are supported.
Table 3. Audio feature list
Audio device
Combo audio jack
Headphone jack of the
docking station
Microphone jack of the
docking station
Configuring for sound recording
To configure the microphone for optimized sound recording, open the Realtek HD sound Effect Manager
as follows:
For Windows 7 and Windows Vista: Click Start ➙ Control Panel ➙ Hardware and Sound ➙ Realtek HD
sound Effect Manager. The Realtek HD sound Effect Manager window opens.
For Windows XP: Click Start ➙ Control Panel. Switch to Classic View and click Realtek HD sound Effect
Manager. The Realtek HD sound Effect Manager window opens.

Using an integrated camera

If your computer has an integrated camera, you can press Fn+F6 to open the Communications settings
window, the camera will be launched and the green camera-in-use indicator will turn on automatically.
If your computer has an integrated camera, when you press Fn+F6 to open the Communications settings
window, the camera will be launched and the green camera-in-use indicator will turn on automatically. In
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User Guide
Headset with a 3.5 mm
4-pole plug
Headphone and
microphone functions
supported
Only headphone function
supported. Microphone
function not supported
Not supported
Conventional headphone
Headphone function
supported
Headphone function
supported
Not supported
Conventional
microphone
Not supported
Not supported
Microphone function
supported