Sun Microsystems, Inc.   Sun System Handbook - ISO 3.4 June 2011 Internal/Partner Edition
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Sun SPARC Enterprise T1000 LEDs

The Sun SPARC Enterprise T1000 server provides the following LED groupings:

Front Panel LEDs Rear Panel LEDs Power Supply LEDs

Sun SPARC Enterprise T1000 Front Panel LEDs



The three front panel LEDs are located on the left hand side of the front panel. These LEDs provide a quick visual check on the state of the system.

LED Name LED color Description
Locator LED and button
White Enables you to identify a particular server. The LED is controlled using one of the following methods:
  • Issuing the setlocator on or off command
  • Pressing the button to toggle the indicator on or off.

  • This LED provides the following indications:
  • Off - Normal operating state.
  • Fast Blink - The server received a signal as a result of one of the preceding methods and is indicating here I am - and that it is operational.
  • Service Required LED Amber If on, indicates that service is required. The ALOM showdefaults command will indicate any faults causing this indicator to light.
    Power OK LED and Power On/Off button Off The system is unavailable. Either it has no power or ALOM is not running.
    Green Normal Operating State
    Green - Standby Blink Indicates the system is running at a minimum level in standby mode and ready to be returned to its normal operating state. The service processor is running
    Green - Slow Blink Indicates that a normal transitory activity is taking place. This could indicate that the system diagnostics are running, or that the system is booting.
    Power on/off Button Turns the system on and off. This button is recessed to prevent accidental server power-off. There is no Power On/Off button on the rear panel.

     

    Sun SPARC Enterprise T1000 Rear Panel LEDs

    LED Name Description
    Locator LED/button Reference Front Panel Locator LED/button listed above
    Service Required LED Reference Front Panel Service Required LED listed above
    Power OK LED Reference Front Panel Power OK LED listed above

     

    Sun SPARC Enterprise T1000 Power Supply LEDs

    LED Name LED Color Description
    DC OK Off Power is off
    Green Normal operation. DC output voltage is within normal limits.
    Fault Off Normal operation.
    Amber Power Supply has detected a failure.
    AC OK Off No input voltage, or input voltage is below limits.
    Green Normal operation. Input power is within normal limits.

     

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