Apple AirPort Express 5.1 - Manual (Page 7)

Chapter 1 Getting Started 7
 USB port (d ) for connecting a compatible printer to AirPort Express
Next to the ports is a reset button, which is used for troubleshooting your AirPort
Express. The status light on the side of AirPort Express shows the current status.
Status light
Reset button
Line Out port
(Analog and optical
digital audio mini-jack)
Ethernet port
USB port
AC plug adapter