Lenovo U-550 Lenovo IdeaPad U550 UserGuide V1.0 - Page 16

Ambient Light, Mute button - us

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Chapter 1. Getting to know your computer Attention: • Do NOT open the display panel beyond 130 degree. When closing the display panel, be careful NOT to leave pens or any other objects in between the display panel and the keyboard. Otherwise, the display panel may be damaged.  Integrated Use the camera for video communication. camera  Wireless module The built-in antennas ensure optimal reception of wireless antennas communication radio.  Computer display The LCD display provides brilliant visual output.  Ambient Light Sensor The light sensor detects the environmental illuminance and automatically adjusts the panel brightness of the display accordingly, if enabled.You may enable/disable the light sensor in Lenovo Energy Management software.  Mute button Use this button to mute/unmute the computer.  Built-in microphone The built-in microphone (with noise reduction) can be used for video conferencing, voice narration, or simple audio recordings.  Touchpad The touchpad functions as a conventional mouse. Note: For details, see "Using the touchpad" on page 15.  System status indicators For details, see "System status indicators" on page 29. Speakers The stereo speakers provide rich and powerful sound. 10 Power button Press this button to turn on the computer. 2

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2
Chapter 1. Getting to know your computer
Attention:
•
Do NOT open the display panel beyond 130 degree. When closing the display
panel, be careful NOT to leave pens or any other objects in between the display
panel and the keyboard. Otherwise, the display panel may be damaged.
Integrated
camera
Use the camera for video communication.
Wireless module
antennas
The built-in antennas ensure optimal reception of wireless
communication radio.
Computer
display
The LCD display provides brilliant visual output.
Ambient Light
Sensor
The light sensor detects the environmental illuminance and
automatically adjusts the panel brightness of the display
accordingly, if enabled.You may enable/disable the light
sensor in Lenovo Energy Management software.
Mute button
Use this button to mute/unmute the computer.
Built-in
microphone
The built-in microphone (with noise reduction) can be used
for video conferencing, voice narration, or simple audio
recordings.
Touchpad
The touchpad functions as a conventional mouse.
Note:
For details, see “Using the touchpad” on page 15.
System status
indicators
For details, see “System status indicators” on page 29.
Speakers
The stereo speakers provide rich and powerful sound.
Power button
Press this button to turn on the computer.
²
10