Dell EqualLogic PS4110 Hardware Owner's Manual page 38

Hardware Owner's Manual
Item LED Color State
ON—Normal operation. Power supply is connected to AC power and the power switch is
on. The power supply module is supplying DC power to the array.
OFF when any of these is true:
DC
•
1 Green
power
•
•
For a list of warning or critical level faults, see the Group Administration manual.
On—Fault detected.
OFF—OK.
2 Fault Amber
Blinks briefly when power is first turned on to the power supply module.
For a list of warning or critical level faults, see the Group Administration manual.
ON—Power supply module is connected to a source of AC power whether or not the
AC
power switch is on.
3 Green
power
OFF—Power supply module is completely disconnected from any source of AC power.
Note: Under normal conditions, the AC and DC power LEDs will be lit at the same time.
34
Figure 23: 700W Power Supply LEDs
Table 7: Power Supply LED Descriptions
The power switch is off
The power supply is not connected to AC power
There is a fault condition
4 Maintaining Power Supply and Cooling Modules