IBM System x3620 M3 7376 Installation And User Manual page 30

Hard disk drive activity LED: When this LED is flashing, it indicates that the drive
is in use.
Hard disk drive status LED: This amber LED is used on hot-swap SAS/SATA hard
disk drives. Each hot-swap hard disk drive has a status LED. When this LED is lit, it
indicates that the drive has failed. When this LED is flashing slowly (one flash per
second), it indicates that the drive is being rebuilt as part of a RAID configuration.
When the LED is flashing rapidly (three flashes per second), it indicates that the
controller is identifying the drive.
Locator LED: Use this blue LED to visually locate the server among other servers.
You can use IBM Systems Director to light this LED remotely. This LED is controlled
by the IMM.
System-error LED: When this amber LED is lit, it indicates that a system error has
occurred. This LED is controlled by the IMM.
The following illustration shows the control and LED for the optional optical drive on
the front of the server.
Optional optical drive eject button: Press this button to release a CD or DVD
from the optional optical drive.
Optional optical drive activity LED: When this LED is lit, it indicates that the
optional optical drive is in use.
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System x3620 M3 Type 7376: Installation and User's Guide
Flashing slowly (once per second): The server is turned off and is ready to be
turned on. You can press the power-control button to turn on the server.
Lit: The server is turned on.
Fading on and off: The server is in a reduced-power state. To wake the server,
press the power-control button or use the IMM Web interface. See "Logging on
to the Web interface" on page 95 for information on logging on to the IMM Web
interface.