Apple AirPort Extreme 802.11ac - Manual (Page 9)

Chapter 1 Getting Started 9
The AirPort Extreme Status Light
The following table explains the AirPort Extreme light sequences and what they indicate.
Light Status/description
Off Your AirPort Extreme is unplugged.
Solid amber Your AirPort Extreme is starting up.
Flashing amber Your AirPort Extreme can’t establish a connection to the network or the Internet,
or is encountering a problem. Use AirPort Utility to get information about what
might cause the status light to flash amber. See “If Your AirPort Extreme Status
Light Flashes Amber” on page 18.
Solid green Your AirPort Extreme is on and working properly.
Flashing amber
and green There may be a problem starting up. Your AirPort Extreme will restart and try again.
With AirPort Extreme, you can:
 Create a password-protected Wi-Fi network, and then connect to the Internet and share
the connection with other computers and Wi-Fi devices, such as iPad, iPhone, iPod touch,
and Apple TV.
 Create a guest network, with or without password protection, to give wireless Internet
access to friends and visitors. Devices that connect to the guest network have access to the
Internet, but not to your local network.
 Connect a Wi-Fi printer to AirPort Extreme. All the supported computers and Wi-Fi devices
on the network can print to it.
 Connect a USB hard disk to AirPort Extreme. All the computers on the network can
access the disk. Use the Time Machine application in OS X v10.5.7 or later to back up all the
Mac computers in your home.