User`s guide

Xserve Troubleshooting - 9
General Information
Status Lights
The server’s status lights are shown in the figure and table below. While the illustration is
based on the original Xserve, the callouts for the status lights are accurate for all models.
Table 1: Status Lights
Indicator Color Description
Power White On and OK
Security lock Yellow Lock is engaged
System identifier Yellow Indicates a hardware error in the server or
that someone has toggled it on; check the
server monitoring application for more
information
Ethernet
(lower LED is
built-in; upper LED
is network card)
Green
No light
Link
No connection
System activity Blue Two rows of eight LEDs; in server with one
processor, rows of lights work in tandem; in
dual-processor server, rows operate
independently for each processor
Drive module
(upper LED)
Green
Yellow
Red
Powered and running
Warning condition; replace drive
Problem or failure; replace drive
Drive module
(lower LED)
No light
Blinking blue
Drive can be removed
Disk activity; do not remove drive
Drive Module Status Light
Drive Module Activity Light
System Identifier
Button/Light
Enclosure Lock
Power Button/Light
Ethernet Card Link Light
[not available on
Xserve (Cluster Node)]
System
Activity Lights
Built-In
Ethernet
Link Light
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