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CAUTION:
Never remove the cover on a power supply or any part that has the
following label attached.
Hazardous voltage, current, and energy levels are present inside any
component that has this label attached. There are no serviceable parts
inside these components. If you suspect a problem with one of these
parts, contact a service technician.
3. Remove the failed power supply, as shown in Figure 107.
a. Lift up and pull out on the pull handle to release the power supply.
b. Slide the power supply out of the chassis.
c. Grasp the sides of the unit with both hands and pull it from the chassis.
d. Place the power supply on a level surface.
4.
Unpack the new power supply.
5. Install the new power supply:
a. Grasp the power supply with both hands and slide the module into the
chassis slot, as shown in Figure 25 on page 43.
b. Gently push the front of the power supply to ensure that it is fully seated.
6.
Plug in the power cord and turn on the power switch on the power supply.
7. Check the new power supply and other DS4500 Storage Subsystem LEDs for
faults. For more information, see “Checking the LEDs” on page 127.
Figure 107. Removing and installing a power supply
158 IBM TotalStorage DS4500 Fibre Channel Storage Subsystem: Installation, User’s, and Maintenance Guide