Dell PS4000 Specifications download pdf (Page 45)

4–1

4 Maintaining Power Supply Modules

The array includes two hot-swappable, combination power supply and cooling

modules.

Interpreting the LEDs

Use the power supply and cooling module LEDs, shown in Figure 4-1 and

described in Table 4-1, to determine the module status and identify problems. The

power supply and cooling module LEDs show the power, fan, and array status.

Figure 4-1: Power Supply and Cooling Module LEDs

Identifying Failures

You can identify a power supply and cooling module failure by any or all of the

following:

• LEDs. See Interpreting the LEDs on page 4-1.

• Messages. A message on the console, in the event log, or in the Group

Manager GUI Alarms panel describes a power supply and cooling module

failure.

Table 4-1: Power Supply and Cooling Module LEDs

LED Color Description

Off Normal operation.

Orange DC power failure.

Off Normal operation.

Orange Fan failure.

Off Normal operation.

Orange AC power failure.

Off No power.

Green Normal operation.

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Dell PS4000 Specifications Page 45