Lenovo IdeaCentre B520 Hardware Replacement Manual page 11

Built-in microphone
Camera
Power button
Hard Disk Drive Indicator
Bluetooth status indicator
WIFI status indicator
AV-in / HDMI-in indicator
Indicator lights ON/OFF button
Note: The quality of video output will be affected accordingly due to the
restriction of the actual bandwidth used by users and the limitation of data
transmission speed of the video communication software.
Left and right view
The following illustrations show the location of connectors on the left and right side
of the computer.
Attention: Be sure not to block any air vents on the computer. Blocked air
vents may cause thermal problems.
Memory card reader
USB connector
Headphone connector
6
Hardware Replacement Guide
Volume down
Volume up
Brightness down
Brightness up
Novo Vision button
PC mode / HDMI-in / AV-in switch
Monitor On/Off
Microphone connector
Optical drive