Lenovo System x3500 M5 Type 5464 Installation And Service Manual page 267

Step 2. Unlock and remove the left-side cover (see "Removing the left-side cover" on page 182).
Step 3. Remove the air baffle (see "Removing the air baffle" on page 188).
Step 4. Locate the DIMM connectors on the system board (see "System-board internal connectors" on
page 25).
Attention: To avoid breaking the retaining clips or damaging the DIMM connectors, handle the
clips gently.
Step 5. Move the DIMM retaining clips on the side of the DIMM connector to the open position by pressing
the retaining clips away from the center of the DIMM connector.
Alignment
slot
DIMM
Figure 170. Memory module removal
Step 6. Using your fingers, lift the DIMM out of the DIMM connector.
If you are instructed to return the server component or optional device, follow all packaging instructions,
and use any packaging materials for shipping that are supplied to you.
Memory module installation
The following notes describe the types of DIMMs that the server supports and other information that you
must consider when you install DIMMs.
• When you install or remove DIMMs, the server configuration information changes. When you restart the
server, the system displays a message that indicates that the memory configuration has changed.
• The server supports only industry-standard double-data-rate 4 (DDR4), 1600, 1866, or 2133
MHz, PC4-12800, PC4-14900, or PC4-17000 registered or load deduction, synchronous dynamic
random-access memory (SDRAM) dual inline memory modules (DIMMs) with error correcting code (ECC).
See http://www.lenovo.com/ serverproven/ for a list of supported memory modules for the server.
– The specifications of a DDR4 DIMM are on a label on the DIMM, in the following format.
gggggeRxff PC4v-wwwwwm-aa-bb-ccd
where:
– ggggg is the total capacity of the DIMM (for example, 1GB, 2GB, or 4GB)
Retaining
clip
Alignment tab
.
Chapter 6 Removing and replacing components
251