HP ProLiant DL580 G4 Server - Manual (Page 14)

Server component identification 14
Power supply LEDs
Fail LED 1
(amber)
Power LED 2
(green)
Description
Off Off No AC power to any power supply
Flashing Off Power supply failure (over current)
On Off No AC power to this power supply
Off Flashing • AC power present
• Standby mode
Off On Normal