Dell PowerVault DP600 - Manual (Page 141)

Installing System Components
141
Power Distribution Board (Service-Only
Procedure)
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.
CAUTION:
Whenever you need to lift the system, get others to assist you. To avoid
injury, do not attempt to lift the system by yourself.
1 Turn off power to the system and disconnect the power cable from the
power source.
2 Detach all cables from the rear of the system.
3 If the system is a tower system, place it on its side on top of a work surface.
4 Open the system. See "Opening the System" on page 67.
5 Perform all of the additional steps to remove the system board in
"Removing the System Board" on page 136.
6 Disconnect all cables connecting the system board to the SAS backplane
board, the control panel, and any tape or hard drives in the peripheral or
flex bays.
7 Disconnect the cables connecting the system board and SAS backplane
board to the power distribution board.
8 Unlock the power supplies from the system and slide them back 5 cm (2
inches). See "Removing a Power Supply" on page 79
9 Using a #2 Phillips screwdriver, remove the five screws from the power
distribution board. See Figure 3-34.
10 Remove the power distribution board from the system chassis. See
Figure 3-34.
book.book Page 141 Monday, September 14, 2009 1:53 PM