Disconnect Power Cords and Data Cables

1. When performing a cold-swap procedure, power off the server.

   See:

   • Power Off the Server (Oracle ILOM)
   • Power Off the Server (Power Button - Graceful)
   • Power Off the Server (Emergency Shutdown)
2. Unplug all power cords from the server.

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   Caution  -  Because 12+ VDC standby power is always present in the system, you must unplug the power cords before accessing any cold-serviceable components.

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   • For AC power cords.

     
     

   • For DC power supply:

     • Turn off the main power circuit breaker to the server's power supply unit.

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       Caution  -  Do not proceed with these instructions until you are sure that there is no voltage present on the DC cords and their power source.

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     • Remove the terminal housing and the ring nuts, then the power cables followed last by the grounding wire.

   
   
3. Disconnect and remove all of the data cables that are attached to the rear of the server.

   See Servicing the Cables.

Related Information

• Power Off the Server (Oracle ILOM)

• Power Off the Server (Power Button - Graceful)

• Power Off the Server (Emergency Shutdown)

• Prevent ESD Damage

• Connect AC Power Cords