Installing System Components 95

Installing the SAS RAID Controller Daughter Card

1
Hold the SAS RAID controller daughter card by its edges and align the card with the slide rails on the
expansion-bay bracket. See Figure3-26.
NOTE: When pushing the SAS RAID controller daughter card into the socket connector, push only on the card
edges and not on the DIMM or any part of the DIMM socket on the SAS RAID controller daughter card.
2
Insert the card into the slide rails and slide the card down until the card-edge connector seats into the
dedicated storage socket (INT STORAGE) on the system board. See Figure3-8 and Figure 3-26.
3
Connect the battery cable to the battery cable connector on the SAS RAID controller daughter card.
See Figure3-25.
4
Connect the hard drive LED activity indicator cable to the SAS RAID controller daughter card and to
the system board connector (HD_ACT_CARD). See Figure3-26 and Figure 6-2.
If you need to replace the SAS RAID controller daughter card battery, see "Replacing the SAS RAID
Controller Daughter Card Battery" on page92.
Configuring the Boot Drive
By default, the system boots from drive 0. The order of boot devices is specified in the System Setup
program. See "Using the System Setup Program" on page33.
Control Panel Assembly (Service-Only Procedure)

Removing the Control Panel Assembly

CAUTION: Only trained service technicians are authorized to remove the system cover and access any of the
components inside the system. See your Product Information Guide for complete information about safety
precautions, working inside the computer, and protecting against electrostatic discharge.
1Remove the front bezel, if attached. See
"Removing the Bezel" on page 46
.
2
Turn off the system and attached peripherals, and disconnect the system from the electrical outlet and
peripherals.
3Open the system. See
"Opening the System" on page48
.
4
Remove the system top panel:
a
Remove the screw on the top back of the system that secures the system top panel.
b
Slide the panel back until it clears the chassis hooks and lift up to remove the panel.
5Disconnect the display module cable from the control panel board. See
Figure3-27
.
6Remove the three screws that secure the control panel board to the system chassis and remove the
board. See
Figure3-27
.