Dell PowerVault TL4000 - Manual (Page 229)

2. Swap the Power Supply in the defective library with the Power Supply in the
replacement library enclosure.
a.
Remove the power supply from the defective library and from the
replacement library enclosure. To remove a power supply from a library:
1)
Loosen the three blue captive thumbscrews on the power supply.
2) Pull on two of the thumbscrews, on opposite sides of the power supply,
and pull the unit away from the rear panel of the library.
3) Grasp the top and bottom edges of the power supply and remove it
from the library.
b. Install the power supply removed from the replacement library enclosure in
the defective library to return to Dell. To install a power supply:
1)
While supporting the power supply, align the power supply with the
groove in the enclosure rails.
2) Push the power supply forward until it is properly seated.
3) Tighten the thumbscrews.
3. Plug the power cord into the replacement library enclosure then into a power
source.
4. Power ON the replacement library enclosure.
a.
If power ON is successful:
1)
The replacement library enclosure will power up with the
Ready/Activity LED ( 1 in Figure 10-20 on page 10-22) ON.
2) Power OFF the replacement library enclosure.
3) Unplug the power cord from the power source then from the library.
4) Proceed to “Swapping Library Controller Cards” on page 10-20.
b. If power ON is not successful, contact Technical Support for further
instructions.
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Figure 10-18. A power supply being removed from a library
Chapter 10. Check, Adjust, Remove, and Replace 10-19