Lenovo C320 All-In-One - Manual (Page 8)

3
User Guide
1.2 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.
Memory card reader Microphone connector*
USB ports (2) Optical drive
Headphone connector
* Microphone connector:
The built-in speakers can be used independently without starting the computer so long as the power cord
is plugged in. Connect an external audio device (e.g., MP3 player) to the microphone connector with a
3.5mm audio cable. You can adjust the volume on the external audio device.