Lenovo IdeaPad U550 - Manual (Page 16)

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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
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. 10