Sun Microsystems, Inc.   Sun System Handbook - ISO 3.4 June 2011 Internal/Partner Edition
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Sun Fire V245 Server LEDs

The Sun Fire V245 server contains LED status indicators as follows:

Front of Server LEDs

The left front of the Sun Fire V245 server contains six LED status indicators and a power button. The right front of the server contains the four disk drives with their three LEDs.

Indicator Color
LED State
Meaning
Locator White
On
This indicator is lit by Solaris command, Sun Management Center command, Advanced Lights Out Manager (ALOM) or Locator button to help locate the system in a data center.
Off
Indicator has no input as identified above.
Service Required Amber
On
The server has detected a problem and requires the attention of service personnel.
Off
The server has no detected faults.
Power/OK Green
On
This indicator blinks slowly, then quickly during startup. The Power/OK indicator lights continuously when system power is on and the Solaris operating system is loaded and running.
Power Button n/a
n/a
The power button is recessed to prevent accidentally turning the system on or off.
  • If the operating system is running, pressing and releasing the power button initiates a graceful software system shutdown.
  • Pressing and holding in the power button for four seconds causes an immediate hardware shutdown.
  • Caution - Whenever possible, use the graceful shutdown method. Forcing an immediate hardware shutdown can cause hard drive corruption and loss of data.
Top Fan Tray Amber
On
This indicator identifies a fault in a fan tray.
Rear Power Supply Amber
On
This indicator identifies a fault in a power supply. Look at the individual power supply status indicators (on the back of server) to determine which power supply requires service.
CPU Overtemperature Amber
On
This indicator identifies that a CPU has detected an overtemperature condition. Look for any fan failures, as well as increased ambient air temperature around the server.
OK to Remove Blue
On
This indicator identifies that a hard drive can be removed safely during a hot-plug operation.
Service Required Amber
On
This indicator identifies when the system is running and the hard drive is faulty.
OK/Activity Green
On
This indicator illuminates when data is being read from or written to the hard drives.

Rear of Server LEDs

The left rear of the Sun Fire V245 server contains the two power supplies with three LED status indicators. The right rear area of the server contains the three system status LEDs.

Indicator Color
LED State
Meaning
DC Power On Green
On
This indicator is illuminated when the system is powered on and the power supply is operating normally.
Service Required Amber
On
This indicator identifies a fault in the power supply.
AC OK Green
On
This indicator is illuminated when the power supply is plugged in and AC power is available, regardless of the system power state.
Locator White
On
This indicator is lit by Solaris command, Sun Management Center command, Advanced Lights Out Manager (ALOM) or Locator button to help locate the system in a data center.
Service Required Amber
On
The server has detected a problem and requires the attention of service personnel.
Power/OK Green
On
This indicator blinks slowly, then quickly during startup. The Power/OK indicator lights continuously when system power is on and the Solaris operating system is loaded and running.

Caution: As long as an AC power cord remains connected to the server, potentially dangerous voltages could be present within the server.

 

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