Lenovo System x3850 X6 Installation And Service Manual page 263

DIMM
Retaining
clip
Step 3. Turn the DIMM so that the DIMM keys align correctly with the connector.
Step 4. Insert the DIMM into the connector by aligning the edges of the DIMM with the slots at the ends of
the DIMM connector.
Step 5. 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.
Note: 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 6. Replace the compute book cover. Align the cover over the compute book and slide the cover
forward until it is seated firmly on the compute book.
Step 7. Reinstall the compute book in the server (see "Replacing a compute book" on page 292).
Step 8. Reconnect the power cord and any cables that you removed.
Step 9. Turn on the peripheral devices and the server.
Removing the ServeRAID M5120 SAS/SATA Controller for System x
User this information for instructions on how to remove the ServeRAID M5120 SAS/SATA Controller.
To remove a ServeRAID M5120 SAS/SATA adapter, complete the following steps:
Step 1. Before you begin, read "Safety" on page v and "Installation guidelines" on page 44 .
Step 2. Turn off the server (see "Turning off the server" on page 40) and all attached peripheral devices.
Disconnect all power cords; then, disconnect all external cables as necessary to replace the
device.
Step 3. Follow the instructions for removing the I/O book in which you want to install the adapter.
Step 4. Open the adapter retention lever.
Step 5. Disconnect the external cables from the existing adapter.
Retaining
clip
.
Chapter 6 Removing and replacing components
249