Lenovo ThinkPad A285, User Manual, Page: 47 / 152

3. Select Send to ➙ Bluetooth device .
4. Select a Bluetooth device, and then follow the instructions on the screen.
For more information, see the Windows help information system and the help information system of the
Bluetooth device.
Using the Airplane mode
If the Airplane mode is enabled, all wireless features are disabled.
To enable or disable the Airplane mode, do the following:
1. Open the Start menu.
2. Click Settings ➙ Network & Internet ➙ Airplane mode .
3. Slide the control for Airplane mode to turn it on or off.
Using audio features
Your computer is equipped with the following items:
• Audio connector, 3.5 mm (0.14 inches) in diameter
• Microphones
• Speakers
Your computer also has an audio chip that enables you to enjoy various multimedia audio features, such as
the following:
• Compliant with High Definition Audio
• Playback of MIDI and MP3 files
• Recording and playback of PCM and WAV files
• Recording from various sound sources, such as a headset attached
The following list provides information about supported functions of the audio devices attached to the
connectors on your computer or the docking station.
• Headset with a 3.5-mm (0.14-inch), 4-pole plug : Headphone and microphone functions
• Conventional headphone : Headphone function
Note: The conventional microphone is not supported.
Using the smart audio feature
The smart audio feature is supported on some computer models. To help protect against hearing loss, the
feature limits the computer’s maximum wide band true RMS output voltage to 130 mV when a headset or
headphone is connected.
To change the setting, do the following:
1. Go to Control Panel and view by Large icons.
2. Click SmartAudio . In the window displayed, click the Disable Headphone Limiter icon. Then follow the
on-screen instructions.
Chapter 2
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Using your computer
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