Removing Memory Modules - Dell PowerEdge R420xr Owner's Manual

System Capacity DIMM Size (in
(in GB) GB)
12 2
24 4
48 8
96 16
128 16
160 16
192 16
256 32
384 32

Removing 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 or metallic contacts on
the memory module.
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.
44
Number of Organization and
DIMMs Speed
1R x8, 1600 MT/s
1R x8, 1333 MT/s
6
1R x8, 1600 MT/s
2R x8, 1333 MT/s
6
2R x8, 1600 MT/s
2R x4, 1333 MT/s
6
2R x4, 1600 MT/s
2R x4, 1333 MT/s
6
2R x4, 1600 MT/s
2R x4, 1333 MT/s
8
2R x4, 1600 MT/s
2R x4, 1333 MT/s
10
2R x4, 1600 MT/s
2R x4, 1333 MT/s
12
2R x4, 1600 MT/s
4R x4, 1066 MT/s
8
4R x4, 1066 MT/s
12
DIMM Slot Population
A1, A2, A3, B1, B2, B3
A1, A2, A3, B1, B2, B3
A1, A2, A3, B1, B2, B3
A1, A2, A3, B1, B2, B3
A1, A2, A3, A4, B1, B2, B3,
B4
A1, A2, A3, A4, A5, B1, B2,
B3, B4, B5
A1, A2, A3, A4, A5, A6, B1,
B2, B3, B4, B5, B6
A1, A2, A3, A4, B1, B2, B3,
B4
A1, A2, A3, A4, A5, A6, B1,
B2, B3, B4, B5, B6