Lenovo IdeaPad S9e -FR - Manual (Page 13)

2 Headphone jack (external)
See “Connecting a headphone and audio device” on page 39.
3 Microphone jack (external)
See “Connecting an external microphone” on page 41.
4 USB 2.0 port
See “Connecting a Universal Serial Bus (USB) device” on page 35.
5 LAN port
See “Using LAN port” on page 17.
6 Security keyhole
Your computer comes with a security keyhole. You can purchase a security
cable and lock to fit this keyhole.
Note:
Before purchasing any security product, verify that it is compatible with
this type of security keyhole.
Chapter 1. Getting to know your computer 5