Dimm Replacement; Remove A Dimm - Lenovo ThinkSystem SR150 Maintenance Manual

Step 2. Press the battery straight down until it clicks in place.
After you install the CMOS battery, complete the following steps:
1. Install the top cover onto the server (see
2. Install the server into the rack if necessary.
3. Reconnect power cords and all external cables.

DIMM replacement

Use the following information to remove and install a DIMM.

Remove a DIMM

Use this information to remove a DIMM.
Attention: Memory modules are sensitive to static discharge and require special handling. In addition to the
standard guidelines for
• Always wear an electrostatic-discharge strap when removing or installing memory modules. Electrostatic-
discharge gloves can also be used.
• Never hold two or more memory modules together so that they touch. Do not stack memory modules
directly on top of each other during storage.
• Never touch the gold memory module connector contacts or allow these contacts to touch the outside of
the memory-module connector housing.
• Handle memory modules with care: never bend, twist, or drop a memory module.
Before you remove a DIMM, complete the following steps:
1. Read "Safety" on page iii
2. Turn off the server. Disconnect the power cords and all external cables (see
page 10).
3. If server is installed in a rack, remove the server from the rack.
4. Remove the top cover (see
5. Locate the DIMM connectors. Determine which DIMM you want to remove from the server.
ThinkSystem SR150 Maintenance Manual
40
"Install the top cover" on page
"Handling static-sensitive devices" on page
and "Installation Guidelines" on page 31
"Remove the top cover" on page
87).
33:
to ensure that you work safely.
"Power off the server" on
86).