Dell FM120x4 Removing memory modules, Number Organization Dimm Slot Population DIMMs Speed

NOTE: 1R and 2R in the following table indicate single- and dual-rank UDIMMs respectively.

Table 1. Memory configurations

Sled Capacity (in	DIMM Size (in	Number of	Organization and	DIMM Slot Population
GB)	GB)	DIMMs	Speed
16	4	4	1R x8, 1600 MT/s	A_A1, B_A1, C_A1, D_A1
24	4	6	1R x8, 1600 MT/s	A_A1, A_A2, B_A1, B_A2, C_A1, D_A1
32	4	8	1R x8, 1600 MT/s	A_A1, A_A2, B_A1, B_A2, C_A1, C_A2,
				D_A1, D_A2
32	8	4	2R x8, 1600 MT/s	A_A1, B_A1, C_A1, D_A1
48	8	6	2R x8, 1600 MT/s	A_A1, A_A2, B_A1, B_A2, C_A1, D_A1
64	8	8	2R x8, 1600 MT/s	A_A1, A_A2, B_A1, B_A2, C_A1, C_A2,
				D_A1, D_A2

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.

1.Turn off the nodes using the operating system commands, or the iDRAC, or the CMC. The sled is powered off when all the nodes are turned off.

2.Remove the sled from the enclosure.

3.Locate the appropriate memory module socket(s).

4.To release the memory-module from the socket, simultaneously press the ejectors on both ends of the memory module socket.

Figure 14. Ejecting the memory module

1. memory module 2. memory-module socket ejectors (2)

3.memory-module socket

CAUTION: Handle each memory module only by the card edges, making sure not to touch the middle of the memory module or metallic contacts.

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