Lenovo IdeaCentre B550 All-in-One - Manual (Page 8)

3
User Guide
Left and right views of the computer
Attention: Be sure not to block any air vents on the computer. Blocked
air vents may cause thermal problems.
1
2
3
4
5
6
7
Optical drive Power button
USB 3.0 connector Headphone connector
Microphone connector USB 3.0 connector
Memory card reader
Attention: Do not insert 3-inch discs into the optical drive.