Removing a memory module
To remove a DIMM, complete the following steps.
1.Read the safety information that begins on page v and “Installation guidelines” on page 29.
2.Turn off the server and peripheral devices, and disconnect the power cord and all external cables.
Attention: In a dc power environment, only trained service personnel other than Lenovo service technicians are authorized to connect or disconnect power to the dc power supply. See the documentation that comes with each dc power supply.
3.Remove the cover (see “Removing the cover” on page 31).
4.Remove the
5.Remove the air baffle over the DIMMs (see “Removing the DIMM air baffle” on page 37).
Attention: To avoid breaking the retaining clips or damaging the DIMM connectors, open and close the clips gently.
6.Open the retaining clip on each end of the DIMM connector.
7.Lift the DIMM out of the connector.
8.Replace the DIMM or remove the second DIMM of the pair.
If you have other optional devices to install or remove, do so now. Otherwise, go to “Completing the installation” on page 74.
Installing a hot-swap power supply
Attention: The information in this document regarding installing and removing power supplies and connecting and disconnecting power refers to ac power supplies only. If the server contains dc power supplies, see the documentation that comes with the dc power supplies. In a dc power environment, only trained service personnel other than Lenovo service technicians are authorized to connect or disconnect power to the dc power supply and to install and remove a dc power supply.
The server supports a maximum of two
Important: Only the configurations that are shown in the following table are supported. The fan numbers are printed on the microprocessor air baffle.
Chapter 2. Installing optional devices 65
