Dell CONAE Manuale d'uso - Pagina 26

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Power supply unit

You may need to replace a power supply unit (PSU) if your system manager or the PSU LED shows a failure. The PSU is

hot-swappable—you can replace a PSU without turning off the enclosure.

1. Follow the safety guidelines listed in the Safety instructions.

2. Follow all guidelines listed in the ESD instructions.

Removing the PSU

Steps

1. Identify the failed PSU in your system management software, or by the solid amber indicator on the PSU.

2. Disconnect the power strap and cable from the PSU. The PSU immediately shuts down.

Figure 22. Removing the PSU

3. (Optional) Rotate the PSU handle to a vertical position.

4. Hold the PSU handle and press the latch down to disengage the PSU from the chassis connectors.

5. Guide the PSU out of the chassis.

Installing the PSU

When you connect the power cable, the PSU immediately starts up.

Steps

1. Guide the PSU into the chassis.

Replacing components