Restoring power to the system

To restore power to the system:

1. For a rack-mounted unit, reattach any cables you might have unplugged from the back of the machine.
2. Plug the AC power cord back into the machine's power outlet as follows:
   • The S3210 uses a single AC cord. See S3210 back view.
   • For the S3210R, plug in the AC cord and then push the rocker switch to turn on the power. See S3210R back view.
   • The S3400-H might have one or two power switches and one or two AC cords, depending on the type of redundant power supply installed. See S3400-H back views.
     • For the vertically stacked model:
       1. Plug the AC cord into each power supply.
       2. Push the rocker switch on each power supply to turn on the power.
     • For the vertically stacked model:
       1. Plug in the AC cord.
       2. Push the rocker switch below the power supplies to turn on the power.
3. Press the power button on the front of the machine.

   The green power lamp on the front of the machine should be lit.

4. Continue with any verification procedures needed to return the system to service.

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