Table 35. Memory population
DIMM Type
DIMMs Populated/
Channel
Voltage
Operating Frequency (in
MT/s)
Maximum DIMM Rank/Channel
RDIMM
1
1.2 V
2666, 2400, 2133, 1866
Dual rank or single rank
2
2666, 2400, 2133, 1866
Dual rank or single rank
LRDIMM
1
1.2 V
2666, 2400, 2133, 1866
Quad rank
2
2666, 2400, 2133, 1866
Quad rank
Removing a memory module
Prerequisites
1
Follow the safety guidelines listed in
2
Follow the procedure listed in
Before working inside your system
.
3
Remove the air shroud.
WARNING:
Allow the memory modules to cool after you power off the system. Handle the memory modules by the card edges
and avoid touching the components or metallic contacts on the memory module.
CAUTION:
To ensure proper system cooling, memory module blanks must be installed in any memory socket that is not occupied.
Remove memory module blanks only if you intend to install memory modules in those sockets.
Steps
1
Locate the appropriate memory module socket.
CAUTION:
Handle each memory module only by the card edges, ensuring not to touch the middle of the memory
module or metallic contacts.
2
Push the ejectors outward on both ends of the memory module socket to release the memory module from the socket.
3
Lift and remove the memory module from the system.
Figure 55. Removing a memory module
Next steps
1
Install the memory module.
2
If you are removing the memory module permanently, install a memory module blank. The procedure to install a memory module blank
is similar to that of the memory module.
106
Dell EMC PowerEdge T440 Installation and Service Manual
Installing and removing system components