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Dell PowerEdge R520 Owner's Manual

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Power Indicator Codes For Non-Redundant Power Supply

The non-redundant power supply has a status indicator and a self-diagnostic button. The self-diagnostic button is used to perform a quick health check on the non-redundant power supply of the system.
Figure 1. Non-Redundant AC Power Supply Status Indicator and Self-Diagnostic Button The figure shows the non-redundant AC power supply status indicator and self-diagnostic button.
  1. self-diagnostic button
  2. non-redundant AC power supply status indicator
Diagnostic Indicator Pattern
Condition
Not lit
Power is not connected or power supply is faulty.
Green
A valid power source is connected to the power supply and the power supply is operational.

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