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Installing System Components 77
Installing the Infiniband Mezzanine Card
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
Place the mezzanine card on the system-board assembly. See Figure 3-14
and Figure 5-11.
2
Replace the three screws that secure the mezzanine card to the back of the
system board tray. See Figure 3-14.
3
Replace the screw that secures the mezzanine card side bracket to the
system board tray. See Figure 3-14.
4
Replace the system-board assembly. See "Installing a System-Board
Assembly" on page 62.
5
Reconnect all the cables to the mezzanine card.
6
Reconnect the system to its electrical outlet and turn on the system,
including any attached peripherals.
System Memory
Each system board has twelve unbuffered or registered DDR3-DIMM slots
for the installation of up to twelve DDR3-1066/1333 memory chips to support
processor 0 and processor 1. See "System Board Connectors" on page 129 for
the location of the memory modules.
Supported DIMM Configuration
For the sequence of the twelve DIMM sockets, see Figure 3-15. When you
insert the DIMM(s), always start with DIMM0_CHA. See Table 3-2 for
possible memory configurations.
book.book Page 77 Thursday, March 4, 2010 4:38 PM