HP EXPANSION BASE 344524-001 - Manual (Page 40)

Removal and Replacement Procedures
Maintenance and Service Guide 5–11
6. Turn the base enclosure right-side up with the rear
facing you.
7. On the base enclosure, disconnect the power supply cable 1
from the system board.
8. Lift the power supply and shield approximately one inch 2.
9. While holding the power supply and shield, remove the
power connector 3 from the supports in the base enclosure.
Removing the power supply
Reverse the above procedure to install the power supply.