Apple Xserve (Original) - Manual (Page 11)

Xserve Overview 11
®
Power button and light
Press to turn on the server.
Enclosure lock and lock status light
The lock secures the enclosure and drive modules in the server. It can be locked and
unlocked with the enclosure key supplied with the server.
System identifier button and light
The system identifier light turns on if a problem is detected. It also can be turned on
manually by pressing the button. This indicator is useful for locating a particular unit in a
rack with multiple servers. A duplicate system identifier button and light are on the back
panel.
FireWire port
Provides a FireWire connection on the front of the server. There are also two FireWire ports
on the back panel.
Ethernet link lights
Two lights indicate Ethernet links. The upper light represents a network card; the lower
light represents built-in Ethernet.
System activity lights
Two rows of eight lights indicate system activity. In a server with a single processor, the
rows of system activity lights operate in sync; in a dual-processor server, the rows of lights
operate independently to show each processor’s activity.
CD drive
You can use the tray-load CD-ROM optical drive to add or reinstall software on the server.
C
CD drive Open button
When the server is turned on, pressing this button opens the drive’s tray.
Drive modules and lights
You can install up to four drive modules in the server. These modules can be removed and
installed while the server is running. (See “Installing or Replacing an Apple Drive Module”
on page 50 for more information.) Each drive module has lights showing operating status
and disk activity.