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1 Power-on LED 6 USB 1
2 Power-control button 7 DVD-eject button
3 Hard disk drive activity LED 8 Simple-swap hard disk drive
4 System-error LED 9 DVD drive activity LED (green)
5 USB 2 10 Information panel
Power control button and power-on LED
Press this button to turn the server on and off manually or to wake the
server from a reduced-power state. The states of the power-on LED are as
follows:
Off: ac power is not present, or the power supply or the LED itself has
failed.
Flashing rapidly (4 times per second): The server is turned off and is
not ready to be turned on. The power-control button is disabled. This will
last approximately 1 to 3 minutes.
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 157 for information on
logging on to the IMM Web interface.
Hard disk drive activity LED
When this LED is flashing rapidly, it indicates that a hard disk drive is in
use.
System-error LED
When this amber LED is lit, it indicates that a system error has occurred.
Chapter 4. Server controls, LEDs, and power 17