Dell PowerEdge R715 - Manual (Page 135)

Installing System Components 135
Power Distribution Board
Removing the Power Distribution Board
CAUTION: Many repairs may only be done by a certified service technician.
You should only perform troubleshooting and simple repairs as authorized in
your product documentation, or as directed by the online or telephone service
and 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 Remove the power supplies from the system. See "Removing a Power
Supply" on page 88.
3 Open the system. See "Opening the System" on page 78.
4 Remove the cooling fan assembly. See "Removing the Cooling Fan
Assembly" on page 100.
5 If applicable, remove the cables on the power distribution board.
6 Separate the system board and the I/O board to disengage the
interconnect between the power distribution board and the I/O board:
a Slightly lift the tab on the high-speed connector to free the release
levers. See Figure 3-29.
b Push the release levers at an angle of 90 degrees away from the
connector to separate the system board and the power distribution
board from the I/O board. See Figure 3-29.
7 Press the release tab in the direction of the arrow and slide the board
upwards. See Figure 3-27.
8 Pull the power distribution board up until the securing slots on the board
are free from the tabs on the chassis. See Figure 3-27.
book.book Page 135 Thursday, June 3, 2010 4:35 PM