Dell R515 owner manual Replacing the Power Distribution Board, 151

Replacing 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.

1Unpack the new power distribution board assembly.

2Align the power distribution board with the tabs on the chassis and slide it in place until the blue tab snaps over the edge of the board. See

Figure 3-32.

3Install the four screws that secure the power distribution board to the chassis. See Figure 3-31 and Figure 3-32.

NOTE: The twelve–hard-drive systems have only three screws securing the power distribution board to the chassis.

4Connect the power distribution cables to the system board (see "System Board" on page 152) and fan cable to the power distribution board as shown in Figure 3-31 and Figure 3-32.

5If applicable, align the support bracket over the power distribution board and secure in place with the screw.

6If applicable, install the internal hard-drive bay. See "Installing an Internal Hard-Drive Bay" on page 93.

7Install the power supplies in the system. See "Installing a Power Supply" on page 103.

8Replace the expansion-card riser. See "Installing an Expansion-Card Riser" on page 118.

9Replace the expansion cards. See "Installing an Expansion Card" on page 113.

10Close the system. See "Closing the System" on page 85.

11Reconnect the system to its electrical outlet and turn the system on, including any attached peripherals.

Installing System Components

151