Removing And Replacing The Power Distribution Board - HP HPE StoreOnce 3100 Series Maintenance And Service Manual

5. Remove the fan control card cable (1).
6. Loosen the captive thumbscrew (2).
7. Slide the fan control card sideways to free it from the retaining pins and lift it out (3).
8. Insert the new fan control card and slide it sideways to engage it with the retaining pins.
9. Tighten the captive thumbscrew.
10. Attach the fan control card cable.
11. Install the enclosure cover and press the hood latch down to engage the latch.
12. Install the enclosure in the rack. See
13. Tighten the front retaining screws.
CAUTION:
is racked.
14. Install the fan modules. See
15. Reconnect all cables to the enclosure, including the power cables.
16. When the enclosure has completed its power on sequence, check all enclosure status LEDs
to ensure the enclosure is operating properly.

Removing and replacing the power distribution board

This procedure should be performed only after HPE Support determines that the enclosure is
the source of the problem and recommends the power distribution board be replaced
CAUTION:
the enclosure, power down the HPE StoreOnce 5100 System as described in
1. Disconnect all cables from the enclosure, including the power cables.
2. Remove the power supplies. See
3. Remove the rear hold down bracket.
4. Remove the enclosure from the rack. See
5. Pull the hood latch up and back (1 and 2), and lift the enclosure cover up and remove it (3).
60 HPE StoreOnce 5100 System Capacity Upgrade expansion shelves
The front retaining screws must be attached at all times when the enclosure
"Removing and replacing a fan module" (page 58)
This procedure requires removing the enclosure from the rack. Before removing
"Removing and replacing an enclosure" (page
"Removing and replacing a power supply module" (page
"Removing and replacing an enclosure" (page 64)
64).
(page 30).
57).