Sun Microsystems, Inc.   Sun System Handbook - ISO 3.4 June 2011 Internal/Partner Edition
   Home | Current Systems | Former STK Products | EOL Systems | Components | General Info | Search | Feedback

Sun SPARC Enterprise T5140 / T5240 LEDs

The Sun SPARC Enterprise T5140 / T5240 servers provides the following LED groupings:

Front Panel LEDs Disk Drive LEDs Rear Panel LEDs

Sun SPARC Enterprise T5140 / T5240 Front Panel LEDs



Three of the 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 Locator button
White Enables you to identify a particular server. The LED is controlled using one of the following methods:
  • Issuing the ALOM CMT setlocator on or off command
  • Manually press the Locator button to toggle the Locator LED 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.
    		•
    Service Action Required LED Amber The service required LED will illuminate when any of the following conditions occur:
  • A fault is detected by the system diagnostics, such as POST or ALOM CMT
  • When a FRU fails, such as a power supply
    • Power/OK LED Off Indicates the system is not running in its normal state. System power might be off or in standby mode. The service processor might be running.
    Green - Steady On Normal operating state
    Green - Slow Blink Indicates that a normal transitory activity is taking place. This could indicate the system diagnostics are running, or that the system is booting.
    Green - Fast Blink Indicates the system is running at a minimum level in standby and is ready to be quickly returned to full function. The service processor is running.
    Power on/off Button Turns the system on and off.
    • If the system is powered off, press once to power on.
    • If the system is powered on, press once to initiate a graceful system shutdown.
    • If the system is powered on, press and hold for 4 seconds to initiate an emergency shutdown.
    Fan Module Service LED Amber - Off Indicates a steady state, no service action is required.
    Amber - Steady On Indicates a fan failure event has been acknowledged and a service action is required on at least one of the fan modules.
    Power Supply Service Required LED Amber - Off Indicates a steady state, no service action is required.
    Amber - Steady On Indicates a power supply failure event has been acknowledged and a service action is required on at least one PSU.
    System Overtemperature LED Amber - Off Indicates a steady state, no service action is required.
    Amber - Steady On Indicates a temperature failure event has been acknowledged and a service action is required.

     

     

    Sun SPARC Enterprise T5140 / T5240 Disk Drive LEDs

    LED Name Description
    Ready to Remove (Blue) This LED is lit to indicate that a hard drive can be removed safely during a hot-plug operation.
    Service Required (Amber) This LED is lit when the system is running and the hard drive is faulty.
    OK/Activity (Green) This LED lights when data is being read from or written to the hard drive.

     

     

    Sun SPARC Enterprise T5140 / T5240 Rear Panel LEDs

    LED Name Description
    PSU OK (Green) This LED is lit when the power supply DC voltage is within tolerance.
    PSU AC Present (Green) The power supply is plugged in and AC power is available, regardless of the system power state
    Power Supply Fault LED Reference Front Panel Power Supply Service Required LED listed above
    Locator LED/ Locator button Reference Front Panel Power OK LED listed above
    Service Action Required LED Reference Front Panel Power OK LED listed above
    Power/OK LED Reference Front Panel Power OK LED listed above
      Copyright © 2011 Sun Microsystems, Inc.  All rights reserved.
     Feedback