Owners Manual

150 Installing System Components
Installing a SAS Backplane
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 To install the SAS backplane, lower the backplane into the system, being
careful to avoid damaging components on the face of the board.
2 Align the slots in the backplane with the retention hooks on the back of
the drive bays, then move the backplane forward until the retention hooks
fit through the slots in the backplane. See Figure 3-30.
3 Slide the backplane downward until the blue retention latch locks into
place.
4 Connect the SAS data and power cables to the SAS backplane.
5 Install the hard drives in their original locations.
6 Close the system. See "Closing the System" on page 83.
7 Reconnect the system to its electrical outlet and turn the system on,
including any attached peripherals.
System Board
Removing the System 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: If your system uses the Trusted Platform Module (TPM) with an
encryption program, you must supply the recovery key for your data before you can
access the encrypted data on your hard drives. See the documentation for your
encryption software for more information.