Dell C6105 Removing the Memory Modules

84 | Installing System Components

DIMM

Processor 1

DIMM

SR/DR

−

2 − − − − − −

2 − − − − − √

4 − − − − − −

4 − − √ −

− √

6 − − −

−

− −

8 √

− √ √ − √

12 √ √ √ √ √ √

−

√

−

√

−

NOTE:

An empty DIMM socket is marked as “−”. For best performance, all the

memory modules installed must be of the same speed, capa city, and from the

same manufacturer. SR is Single Rank, DR is Dual Rank and QR is Quad Rank.

Removing the Memory Modules

WARNING: The memory modules are hot to the touch for some time aft er the

system has been powered down. Allow time for t he memory modules to cool

before handling them. Handle the memory mod ules by the card edges and avoid

touching the components on the memory modul e.

CAUTION: Many repairs may only be done by a cert ified service technician. You

should only perform troubleshooting and si mple repairs as authorized in your

product documentation, or as directed by the online or telephone servi ce and

support team. Damage due to servicing that is n ot authorized by Dell is not

covered by your warranty. Read and follow the safet y instructions that came with

the product.

1 Turn off the system, including any attached peripherals, and

disconnect the system from the electrical outlet.

2 Remove the system-board assembly. See "Removing a System-Board

Assembly" on page 68.

3 Locate the memory module sockets. See Figure 3-13.