Dell PowerEdge 2450 - Manual (Page 60)

7-10 Dell PowerEdge 2450 Systems Installation and Troubleshooting Guide
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To replace a power supply, perform the following steps.
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1. Turn off the system, including any attached peripherals, and disconnect the sys-
tem from its electrical outlet.
2. Unplug the power cord from the faulty power supply.
3. Open the computer doors.
4. Remove the power supply:
a. The power supply is secured by a latch on the back panel of the computer.
Rotate the top of the power supply latch downward.
b. Grasp the handle on the top of the power supply and lift the power supply
straight up from the computer.
5. Lower the new power supply into the chassis.
6. Close the power supply latch.
NOTE: The power supply will not function until the latch is engaged.
7. Close the computer doors.
8. Connect the AC power cable to the new power supply and route the cable
through the strain-relief clips on the power supply handle.
power indicator
failure indicator
power supply latch
power supply (2)