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To achieve the best balance between the computer performance and a long battery life, depending on the
graphics quality demand of the running program and the settings of the power plan that you use, the
Switchable Graphics feature automatically switches between High Performance Graphics and Energy Saving
Graphics, with no need to restart your computer, close programs, or intervene manually.
Using audio features
Your computer is equipped with the following:
• Microphone
• Speakers
• Combo audio connector, 3.5 mm (0.14 inch) in diameter
Your computer also has an audio chip that enables you to enjoy various multimedia audio features, such
as the following:
• Compliant with Intel High Definition Audio
• Playback of Musical Instrument Digital Interface (MIDI) and Moving Picture Experts Group Audio Layer-3
(MP3) files
• Recording and playback of pulse-code modulation (PCM) and Waveform Audio File Format (WAV) files
• Recording from various sound sources, such as a headset attached
Note: The combo audio connector does not support a conventional microphone.
The following table shows which functions of the audio devices attached to the connectors on your computer
or the supported ThinkPad OneLink Dock or ThinkPad OneLink Pro Dock are supported.
Table 3. Audio feature list
Connector
Combo audio connector
To configure the microphone for optimal sound recording, use the Realtek HD Audio Manager program. To
start the program, go to Control Panel and click Hardware and Sound ➙ Realtek HD Audio Manager.
Using the camera
If your computer has an integrated camera, you can use the camera to preview your video image and
take a snapshot of your current image.
To start the camera, do the following:
• For Windows 7: Open the Communication Utility program.
• For Windows 8 Windows 8.1: Click Camera from the Start screen.
When the camera is started, the green camera-in-use indicator turns on.
You also can use the integrated camera with other programs that provide features such as photographing,
video capturing, and video conferencing. To use the integrated camera with other programs, open one of the
programs and start the photographing, video capturing, or video conferencing function. Then, the camera
will start automatically and the green camera-in-use indicator will turn on. For more information about using
the camera with a program, refer to the help information system of the program.
38
User Guide
Headset with a 3.5 mm
(0.14–inch), 4-pole plug
Headphone and
microphone functions
supported
Conventional
headphone
Headphone function
supported
Conventional
microphone
Not supported
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