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Troubleshooting by system LEDs and diagnostics display

See the following section for information on available system LEDs and diagnostics display.

  • Front LEDs
    The following illustration shows LEDs on the front of the solution. By viewing the status of LEDs, you can often identify the source of the error.
  • External Diagnostics Handset
    The External Diagnostics Handset is an external device that is connected to the server with a cable, and it allows quick access to system information such as errors, system status, firmware, network, and health information.
  • System Management Module 2 (SMM 2) LEDS
    The following illustration shows the LEDs on the SMM2 module.
  • Power supply LEDs
    This topic provides information about various power supply LED status and corresponding action suggestions.
  • DWC power supply LEDs
    This topic provides information about various DWC power supply LED status and corresponding action suggestions.
  • Drip sensor LED
    The following illustration shows the light-emitting diodes (LEDs) on the drip sensor.
  • System-board LEDs
    The following illustrations show the light-emitting diodes (LEDs) on the system board.