136 Installing System Components

Installing the Control Panel Assembly

1
For LED control panel, proceed to step 3. Insert the display module into
the chassis cutout and secure with the two screws.
2
Affix the replacement panel to the front of the display module.
3
Align the slot in the control panel board with the standoff on the system
chassis and secure with the two Phillips screws. See Figure3-26. For LED
control panel, skip step 4.
4
Connect the display module cable to the control panel board.
5
Connect the control panel cable to the control panel board.
6
Close the system. See "Closing the System" on page 83.
7
If applicable, replace the optional front bezel. See "Removing and
Replacing the Optional Front Bezel" on page81
8
Reconnect the system to the power source and turn on the system and
attached peripherals.
SAS Backplane (Service-Only Procedure)

Removing the SAS Backplane

WARNING: Only trained service technicians are authorized to remove the system
cover and access any of the components inside the system. Before you begin this
procedure, review the safety instructions that came with the system.
1
If applicable, remove the bezel. See "Removing and Replacing the
Optional Front Bezel" on page81.
2
Turn off the system and attached peripherals, and disconnect the system
from the electrical outlet.
3
Open the system. See "Opening the System" on page 82.
CAUTION: To prevent damage to the drives and backplane, you must remove the
hard drives from the system before removing the backplane.
CAUTION: You must note the number of each hard drive and temporarily label
them before removal so that you can replace them in the same locations.
4
Remove all hard drives. See "Removing a Hot-Swap Hard Drive" on
page85.
5
Disconnect the power cable from the end of the SAS backplane.
book.book Page 136 Tuesday, March 31, 2009 5:26 PM