12. Reconnect the external cables; then, reconnect the power cords and turn on the peripheral devices
and the server.
Steps for installing Fan 2A or 3A:
1. Touch the static-protective package that contains the new fan to any unpainted metal surface on the
server. Then, remove the new fan from the package.
2. Orient the fan so that the fan cable points to the system board.
3. Lower the fan into the fan slot in the server and ensure that is it seated correctly.
4. Connect the system fan cable to the connector on the system board.
5. Insert the system fan cable into the cable retainer clip.
6. Install the air baffle (see “Replacing the air baffle” on page 323).
7. Install the PCI riser-card assembly (see “Replacing a PCI riser-card assembly” on page 237).
8. If you have the optional hot-swap rear hard disk drive cage installed, rotate it downwards (see “Rotating
the optional hot-swap rear hard disk drive cage down” on page 181).
9. Install the server top cover (see “Replacing the server top cover” on page 321).
10. Reconnect the external cables; then, reconnect the power cords and turn on the peripheral devices
and the server.
Removing a memory module
Use this information to remove a memory module.
To remove a dual inline memory module (DIMM), complete the following steps:
Step 1.
Read the safety information that begins in “Safety” on page v and “Installation guidelines” on
page 36.
Step 2.
Turn off the server (see “Turning off the server” on page 26) 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 top cover (see “Removing the server top cover” on page 320).
Step 4.
If you have the optional hot-swap rear hard disk drive cage installed, rotate it up (see “Rotating the
optional hot-swap rear hard disk drive cage up” on page 181).
Step 5.
Remove the PCI riser-card assembly (see “Removing a PCI riser-card assembly” on page 235).
Step 6.
Remove the air baffle (see “Removing the air baffle” on page 322).
Step 7.
Carefully flip open the retaining clip on each end of the DIMM connector and lift the DIMM from
the connector.
Attention:
To avoid breaking the retaining clips or damaging the DIMM connectors, open and
close the clips gently.
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Lenovo System x3630 M4 Installation and Service Guide
Summary of Contents for System x3630 M4
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