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Component
Action keys
Airplane mode key (also referred to as the
wireless button)
Audio-in (microphone) jack
Audio-out (headphone) jack
Audio-out (headphone)/Audio-in
(microphone) jack
Caps lock light
Dual-Mode DisplayPort
esc
key
fn
key
Hard drive light
HDMI port
Description
Execute frequently used functions on a keyboard. For more
information, see
Using an external or attached keyboard
and mouse (select devices only) on page 41
Turns the airplane mode and wireless feature on or off.
NOTE:
A wireless network must be set up before a
wireless connection is possible.
Connects an optional headset microphone, stereo array
microphone, or monaural microphone.
Connects optional powered stereo speakers, headphones,
earbuds, a headset, or a television audio cable.
WARNING!
To reduce the risk of personal injury, adjust
the volume before using headphones, earbuds, or a
headset. For additional safety information, see the
Regulatory, Safety and Environmental Notices
Product Notices
.
NOTE:
When a device is connected to a headphone jack,
the device speakers are disabled.
Connects optional powered stereo speakers, headphones,
earbuds, a headset, or a television audio cable. Also
connects an optional headset microphone. This jack does
not support optional microphone-only devices.
WARNING!
To reduce the risk of personal injury, adjust
the volume before putting on headphones, earbuds, or a
headset.
NOTE:
When a device is connected to the jack, the
device speakers are disabled.
NOTE:
Be sure that the device cable has a 4-conductor
connector that supports both audio-out (headphone) and
audio-in (microphone).
On select devices with attached or external keyboards, this
key switches the keys to all capital letters.
On: Caps lock is on.
Connects an optional digital display device, such as a high-
performance monitor or projector.
On select devices with external or attached keyboards, this
key will display device information when pressed in
combination with the
fn
key.
On select devices with external or attached keyboards, this
key will execute frequently used functions when pressed in
combination with the various other keys.
Blinking white: The hard drive is being accessed.
●
Connects an optional video or audio device, such as a high-
definition television, any compatible digital or audio
component, or a high-speed High-Definition Multimedia
Interface (HDMI) device.
Identifying components
or the
5
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