Installing System Components 85
Installing Memory Modules WARNING: The memory modules are hot to the touch for some time after the
system has been powered down. Allow time for the memory modules to cool
before handling them. Handle the memory modules by the card edges and avoid
touching the components on the memory module.
CAUTION: Many repairs may only be done by a certified service technician.
Youshould only perform troubleshooting and simple repairs as authorized in
yourproduct 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
coveredby your warranty. Read and follow the safety instructions that came
withthe product.
1
Turn off the system, including any attached peripherals, and disconnect
the system from the electrical outlet.
2
Open the system. See "Opening the System" on page 64.
3
Remove the cooling shroud. See "Removing the Cooling Shroud" on
page66.
4
Locate the memory module sockets. See Figure6-1.
5
Press the ejectors on the memory module socket down and out, as shown
in Figure3-12, to allow the memory module to be inserted into the socket.
6
Handle each memory module only on either card edge, making sure not to
touch the middle of the memory module.
Mirroring 1 GB XX 2142
2 GB XX 4284
Table 2. Sample UDIMM Memory Configurations (Per Processor)
Memory
Mode
Memory
Module
Size
Memory
Sockets
Single Processor Dual Processor
4 1 2 3 Physical
Memory
(GB)
Available
Memory
(GB)
Physical
Memory
(GB)
Available
Memory
(GB)
book.book Page 85 Wednesday, May 12, 2010 9:26 PM