Dell PowerEdge R415 - Manual (Page 121)

Installing System Components 121
Installing the RAID Battery
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 Insert the RAID battery into the battery carrier until it locks into place.
See Figure 3-21.
2 Connect the battery cable to the connector on the system board. See
Figure 6-1.
3 Close the system. See "Closing the System" on page 83.
4 Place the system upright on a flat, stable surface.
5 Reconnect the system to its electrical outlet and turn the system on,
including any attached peripherals.
System Memory
Your system supports DDR3 registered DIMMs (RDIMMs) or unbuffered
ECC DIMMs (UDIMMs). Single and dual-rank DIMMs can be 1067 or
1333 MHz, and quad-rank DIMMs can be 1067 or 800 MHz.
The system contains 8 memory sockets split into two sets of four sockets, one
set per each processor. Each four-socket set is organized into two channels.
The first socket of each channel is marked with white release levers.
The maximum memory that is supported on your system varies according to
the types and sizes of memory modules being used:
• Single-rank and dual-rank RDIMMs of sizes 2 GB, 4 GB, and 8 GB are
supported for a total of up to 64 GB.
• Quad-rank RDIMMs are supported for a total of up to 64 GB.
NOTE: Quad-rank RDIMMs of size 16 GB when available will support for a total of
up to 128 GB.
• 1 GB, 2 GB and 4 GB UDIMMs are supported for a total of up to 32 GB
(per processor).
R415HOM.book Page 121 Friday, September 24, 2010 9:37 AM