Each installed power supply module has indicator lights at the back panel to show the power supply status.
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Callout | LED Color | LED State | Power supply unit status |
|---|---|---|---|
1 — AC | Green Off | Solid | Input power ON and OK |
Blink (flash) | No AC power to the particular power supply unit | ||
Off | No AC power to both power supply units | ||
2 — DC | Green | Solid | Output power ON and OK, AC LEDs remain green |
Off | Off | No DC power to power supply | |
3 — ! | Amber | Solid | Power supply failure |
Blink (flash) | Power supply warning |