Owners Manual

250 | Removing and Installing System Components
System Board
Removing a 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.
1. Remove the system-board assembly. See “Removing a System-
Board Assembly" on page 172.
2. Remove the air baffle. See “Removing the Air Baffle” on page 174.
3. Remove the expansion-card assembly. See “Removing the
Expansion Card” on page 188.
4. Remove the heat sinks. See “Removing the Heat Sink” on page
177.
5. Remove the memory modules. See “Removing the Memory
Modules” on page 244.
6. If installed, remove the SAS mezzanine card, 1GbE mezzanine
card, or 10GbE mezzanine card. See “Removing the LSI 2008
SAS Mezzanine Card” on page 226, “Removing the 1GbE
Mezzanine Card” on page 233 and “Removing the 10GbE
Mezzanine Card” on page 236.
7. Disconnect all the cables from the system board.
8. Remove the eight screws and then slide the system board. See
Figure 3-67.
CAUTION: Do not lift the system board by grasping a memory module,
processor, or other components.
9. Grasp the system board by the edges and lift the system board
away from the system-board assembly. See Figure 3-67.