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Using the audio-in (microphone) jack
The computer is equipped with a stereo (dual-channel) microphone jack that supports an optional
stereo array or monaural microphone. Using sound recording software with external microphones
allows for stereo recordings.
When connecting a microphone to the microphone jack, use a microphone with a 3.5-mm plug.
Using the audio-out (headphone) jack
WARNING!
earbuds, or a headset. For additional safety information, refer to the Regulatory, Safety, and
Environmental Notices. These notices are located in the printed Getting Started Guide.
CAUTION:
(monaural) connector into the headphone jack.
In addition to connecting headphones, the headphone jack is used to connect the audio-out function
of an audio device such as external powered speakers or a stereo system.
When connecting a device to the headphone jack, use only a 3.5-mm stereo plug.
When a device is connected to the headphone jack, the speakers are disabled.
Adjusting the volume
You can adjust the volume using the following controls:
●
Hotkeys:
◦
To mute or restore speaker sound, press fn+f7.
◦
To decrease speaker sound, press fn+f8. Hold down the hotkey to decrease speaker sound
incrementally.
◦
To increase speaker sound, press fn+f9. Hold down the hotkey to increase speaker sound
incrementally.
●
Windows volume control:
a.
Click the Volume icon in the notification area, at the far right of the taskbar.
b.
Increase or decrease the volume by moving the slider up or down.
●
Program volume control:
Volume can also be adjusted within some programs.
Using the video features
Using the external monitor port
The external monitor port connects an external display device, such as an external monitor or a
projector, to the computer.
To reduce the risk of personal injury, adjust the volume before putting on headphones,
To prevent possible damage to an external device, do not plug a single sound channel
Using multimedia hardware
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