Dell PowerEdge R905 - Manual (Page 139)

Installing System Components
139
support team. Damage due to servicing that is not authorized by Dell is not covered
by your warranty. Read and follow the safety instructions that came with the
product.
1 Turn off the system and attached peripherals, and disconnect the system
from the electrical outlet.
2 Open the system. See "Opening the System" on page 67.
3 Remove the power supplies. See "Removing a Power Supply" on page 73.
4 Remove the system board. See "Removing the System Board" on page 134.
5 Remove the seven screws securing the board. See Figure 3-35.
6 Lift the power distribution board out of the chassis.