Lenovo IdeaPad U550 User Manual page 16

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
Wireless module
antennas
Computer
display
Ambient Light
Sensor
Mute button
Built-in
microphone
Touchpad
Note: For details, see "Using the touchpad" on page 15.
System status
indicators
Speakers
Power button
10
2
Use the camera for video communication.
The built-in antennas ensure optimal reception of wireless
communication radio.
The LCD display provides brilliant visual output.
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.
Use this button to mute/unmute the computer.
The built-in microphone (with noise reduction) can be used
for video conferencing, voice narration, or simple audio
recordings.
The touchpad functions as a conventional mouse.
For details, see "System status indicators" on page 29.
The stereo speakers provide rich and powerful sound.
Press this button to turn on the computer.