Lenovo x3650 M4 BD 5466 Installation And Service Manual page 194

Figure 107. DIMM installation
Step 5. Touch the static-protective package that contains the DIMM to any unpainted metal surface on the
outside of the server. Then, remove the DIMM from the package.
Step 6. Turn the DIMM so that the DIMM keys align correctly with the connector.
Step 7. Insert the DIMM into the connector by aligning the edges of the DIMM with the slots at the end of
the DIMM connector. Firmly press the DIMM straight down into the connector by applying pressure
on both ends of the DIMM simultaneously. The retaining clips snap into the locked position when
the DIMM is firmly seated in the connector.
Attention: If there is a gap between the DIMM and the retaining clips, the DIMM has not been
correctly inserted; open the retaining clips, remove the DIMM, and then reinsert it.
Step 8. Repeat steps 5 through 7 until all the new or replacement DIMMs are installed.
Step 9. Install the air baffle (see "Replacing the air baffle" on page 250).
Step 10. Install the PCI riser-card assembly (see "Replacing a PCI riser-card assembly" on page 199).
Step 11. Rotate the hot-swap rear hard disk drive downward (see "Rotating the hot-swap rear hard disk
drive cage down" on page 156).
Step 12. Replace the server top cover (see "Replacing the server top cover" on page 248).
Step 13. Reconnect the external cables; then, reconnect the power cords and turn on the peripheral devices
and the server.
Step 14. Go to the Setup utility and make sure all the installed DIMMs are present and enabled.
Removing a ServeRAID adapter from the PCI riser-card assembly
Use this information to remove a ServeRAID adapter from the PCI riser-card assembly.
To remove a ServeRAID adapter from the PCI riser-card assembly, complete the following steps:
Step 1. Read the safety information that begins on page "Safety" on page v and "Installation guidelines"
on page 30.
Step 2. Turn off the server (see "Turning off the server" on page 19) and all attached peripheral devices.
Disconnect all power cords; then, disconnect all external cables as necessary to replace the device.
Step 3. Remove the server cover (see "Removing the server top cover" on page 247).
Step 4. Rotate the hot-swap rear hard disk drive cage up (see "Rotating the hot-swap rear hard disk
drive cage up" on page 155).
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Lenovo System x3650 M4 BDInstallation and Service Guide