Dell PowerVault NX200, Hardware Owner'S Manual, Page: 100 / 166

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Installing System Components
3 Connect the system fan power cable to the system board.
4 Replace the cooling shroud. See "Installing the Cooling Shroud" on page 83.
5 Replace the expansion card stabilizer. See "Installing the Expansion Card
Stabilizer" on page 81.
6 Close the system. See "Closing the System" on page 80
7 Lay the system upright on a flat surface.
8
Reattach any peripherals and connect the system to an electrical outlet.
9
Turn on the system and attached peripherals.
System Memory
Your system supports DDR3 unbuffered ECC DIMMs (UDIMMs). Single
DIMMs can be 1333-MHz.Your system supports single-channel mode and
dual-channel mode. The system contains a total of six memory sockets.
UDIMM supports single-rank DIMMs. The maximum memory that is
supported on your system varies according to the types and sizes of memory
modules being used: 1 GB and 2 GB UDIMMs are supported for a total of up
to 12 GB.
General Memory Module Installation Guidelines
To ensure optimal performance of your system, observe the following general
guidelines when configuring your system memory.
NOTE:
Memory configurations that fail to observe these guidelines can prevent
your system from starting and producing any video output.
• RDIMMs and UDIMMs cannot be mixed.
• Except for memory channels that are unused, all populated memory
channels must have identical configurations.
• Memory modules of different sizes can be mixed in A1-A3 or B1-B3
(for example, 2-GB and 4-GB), but all populated channels must have
identical configurations.
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