Dell PowerVault MD3000 Hardware Owner's Manual page 18

Figure 1-7. Power Supply and Cooling Fan Module LED Features and Indicators
1 2
6
1 DC power LED
4 cooling fans (2)
Table 1-5. Power Supply/Cooling Fan Module LED Indicators
Type Color
DC power Green
Power Amber
supply/cooling fan
fault
AC power Green
18
About Your System
3 4
2 Power supply/cooling fan fault
LED
5 on/off switch
Icon Function
On: DC output voltages are within specifications.
Off: No power or voltages not within specifications.
On: DC output voltages are not within specifications or
one (or both) fans are in fault.
Off: No fault condition is present.
On: AC input voltage is within specifications.
Off: No power or voltages not within specifications.
5
3 AC power LED
6 AC power connector