Using Audio Features - ThinkPad X230 User Manual

• If you want to show DOS full-screen while in the Extend desktop mode, only the primary display shows
DOS; the other display is blacked out.
• If your computer has the Intel graphics card, you can designate the other display as the primary display
by doing the following:
1. Right-click on the desktop and select Screen Resolution.
2. Click the desired display image and select the Make this my main display check box.
3. Click OK.
Enabling the Extend desktop function
To enable the Extend desktop function, do the following:
1. Connect the external monitor to the monitor connector; then connect the monitor to an electrical outlet.
2. Turn on the external monitor.
3. Press Fn+F7, then select Extend.
To change the resolution and color quality for each monitor, do the following:
1. Right-click on the desktop, and click Screen resolution.
2. Click the monitor-1 icon (for the primary display, the computer display).
3. Set the resolution for the primary display.
4. Click the monitor-2 icon (for the secondary display, the external display).
5. Set the resolution for the secondary display.
6. Click Advanced settings and set up the color quality on the Monitor tab.
7. Click OK to apply the changes.

Using audio features

Your computer is equipped with the following:
• Combo audio jack, 1/8 inch (3.5 mm) in diameter
• Built-in speakers
• Built-in microphones
Your computer also has an audio chip that enables you to enjoy various multimedia audio features, such
as the following:
• Recording and playback of PCM and WAV files
• Playback of MIDI and MP3 files
• Recording from various sound sources, such as a headset attached
The following table shows which functions of the audio devices attached to the jacks on your computer or
docking station are supported.
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Chapter 2 Using your computer
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