Dell EqualLogic PS Series Hardware Owner's Manual page 38

PS6610 Hardware Owner's Manual
Item LED/Control
1 Release latch
2 PSU fault
3 AC fault
4 Power OK
Power Cord
5
Connector
6 Power Switch
Remove a Power Supply Unit
Although an array can operate with only one working power supply unit, you should replace the failed
unit as soon as possible. For proper array cooling, do not remove a failed power supply unit until you
are ready to replace it.
How to Remove a Power Supply
Wear electrostatic protection when handling a power supply and cooling module. See
Protection on page 6.
To remove a power supply:
1. Turn off the power switch on the power supply.
2. Disengage the hook-and-loop fastener from around the power cable.
3. Remove the power cable.
4. With your right hand, hold the handle and push the orange release latch (callout 1 in
the right with your thumb.
5. Pull the module from the slot, as shown in
Caution: The PSU is heavy. Support it with two hands.
32
Table 10: Power Supply Features
Color
Description
(State)
none Used to remove PSU from array
Amber
PSU fault. PSU not supplying power.
(steady)
Amber
PSU firmware is downloading
(flashing)
Amber
AC power is not detected.
(steady)
Amber
PSU firmware is downloading.
(flashing)
Green
This PSU is providing power.
(steady)
Green AC power is present, but this PSU is in standby mode. The other
(flashing) PSU is providing power
none Connect the provided power cord.
(Off) No power supplied to unit
(On) Unit is powered on and operational
Figure
4 Maintain Power Supply Units
23.
Hardware
Figure 23) to