Power Supply Lamps - NEC Express5800 120Li User Manual

Power Supply Lamps

The power supply on the rear of the server has two lamps.
NOTE:
the operation with the normal power unit if the other power unit is
defected (redundant function). The defected power unit can be replaced
with a new one in the hot-swap mode without power interruption.
POWER lamp
The POWER lamp flashes green if the power supply unit receives the AC power through the power
cord (AC ON). The lamp goes on green when you press the POWER switch to power on the server
(DC ON).
POWER FAIL lamp
The amber lamp goes on if the power supply unit is fails due to over-current, over-voltage, or fan
failure.
The server equipped with an optional power unit can continue
Troubleshooting 8-7
POWER lamp
POWER FAIL lamp