Apple Xserve RAID - Manual (Page 45)

46 Chapter 5
Turning Off the System
You can shut down the Xserve RAID system using the admin software or the power button
on the system’s back panel. Both methods are designed to avoid data loss. Do not pull out
the power cords to turn off the system.
Shutting Down From a Remote System Using Software
From the host system or a remote computer, use the RAID Admin application to shut down
the system.
Follow these steps to shut down the system.
1 Use the RAID Admin shutdown command to shut down.
This command stops data flow over the fibre channel connection.
Note: When you shut down, the system is in standby mode. To turn off all power to the
system, you must disconnect the power cords.
Shutting Down With the Power Button
You can turn off the system by pressing and holding the power button on the back panel for
5 seconds.
Using Status Lights and Other Indicators
The Xserve RAID system has a number of built-in sensors that detect and report essential
information, such as power, temperature, and the condition of several key components. You
can monitor the system’s operation using the lights on the unit or using the remote
monitoring tools.
The purpose of each system status light is listed in the table below.
Important
Before shutting down, be sure you have unmounted the drives from your OS.
Important Before removing or replacing a RAID controller, use the admin software or
power button to shut down, and disconnect the power cords.
Icon Indicator Color Description
® Power White On and OK
Blinking indicates standby mode
Security lock Yellow Lock is engaged