Dell Force10 E600i E600 TeraScale Installation Guide - Page 45

Replacing DC PEMs

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Follow the steps below to remove and replace a 2500W AC Power Supply. Step Task 1 Flip the switch on the power supply to the OFF position. 2 Unplug the power cord from the AC Power Supply and the AC power outlet. The power supply cord is the main disconnect device. Loosen the power cord retainer thumb screw. Rotate the retainer clockwise away from the power cord and remove the power cord from the socket. Figure 10-2. Removing the Power Cord Thumb Screw FN00075CCH Cord Retainer Power Cord 3 Loosen the locking screws, using a #2 Phillips screwdriver. 4 Slide the power supply out of the slot. 5 If you are replacing the power supply, see Install the AC Power Supply Units. If you are not replacing the power supply, replace the empty slot with a power supply blank cover. Replacing DC PEMs If you are operating your E600i chassis with redundant DC PEMs, you can install, remove, or replace a DC PEM without affecting system operation. If you are operating your E600i system with only one DC PEM (the minimum), you must completely power off the system. Removing and Replacing Parts | 45

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Removing and Replacing Parts
|
45
Follow the steps below to remove and replace a 2500W AC Power Supply.
Replacing DC PEMs
If you are operating your E600i chassis with redundant DC PEMs, you can install, remove, or replace a
DC PEM without affecting system operation. If you are operating your E600i system with only one DC
PEM (the minimum), you must completely power off the system.
Step
Task
1
Flip the switch on the power supply to the
OFF
position.
2
Unplug the power cord from the AC Power Supply and the AC power outlet. The power supply cord is the main
disconnect device.
Loosen the power cord retainer thumb screw.
Rotate the retainer clockwise away from the power cord and remove the power cord from the socket.
Figure 10-2.
Removing the Power Cord
3
Loosen the locking screws, using a #2 Phillips screwdriver.
4
Slide the power supply out of the slot.
5
If you are replacing the power supply, see
Install the AC Power Supply Units
. If you are not replacing the power
supply, replace the empty slot with a power supply blank cover.
Power Cord
Thumb Screw
Cord Retainer
FN
0007
5CCH