Lenovo 5393 - Manual (Page 16)

Locations
This section provides information to help you locate your computer connectors,
components, parts on the system board, and internal drives.
Locating connectors on the front of your computer
Figure 1 shows the locations of the connectors on the front of your computer.
1 USB connector 3 Microphone connector
2 Headphone connector 4 USB connector
Figure 1. Front connector locations
8 User Guide