IBM System x3500 Service Manual page 81

4. Raise the power-supply cage out of the way:
a. Press in on the power-supply latch bracket on the left side of the server,
when you are facing the rear of the server.
b. Lift the end of the power-supply cage and rotate the cage up until it stops.
The tab on the rear power-supply latch bracket will click into place when
the cage is completely out of the way.
c. Let the power-supply cage rest on the rear power supply latch bracket.
Attention: To avoid breaking the DIMM retaining clips or damaging the
DIMM connectors, open and close the clips gently.
5. Open the retaining clip on each end of the DIMM connector.
6. 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.
7. Turn the DIMM so that the DIMM keys align correctly with the slot.
DIMM
8. Insert the DIMM into the connector by aligning the edges of the DIMM with the
slots at the ends of the DIMM connector.
9. 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 seated in the connector. 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.
10. Repeat steps 5 through 9 to install the second DIMM in the pair and for each
additional pair that you install.
11. Reconnect any cables that were disconnected during removal.
Attention: Make sure the CN6, CN7 and CN8 power connectors are setup
properly, see "System-board internal connectors and switches" on page 8.
12. Lower the power-supply cage:
a. Rotate the power-supply cage back slightly; then, push the tab on the rear
power supply latch bracket out of the way.
b. Lower the power-supply cage until it snaps into place; then, lower the
handle.
c. Replace the power supply or power supplies in the cage.
13. Reconnect external cables and power cords.
Retaining
clip
Chapter 4. Removing and replacing server components
71