Lenovo 401 - Manual (Page 14)

Locating computer connectors and parts
This section provides information to help you locate your computer connectors and
parts.
1 Integrated camera (available in some
models)
6 Microphone connector
2 Integrated microphone 7 Power switch
3 Brightness controls 8 Power indicator light-emitting diode (LED)
4 USB connectors (3) 9 Internal speakers (2)
5 Headphone connector
Figure 1. Front view
6 User Guide