Removing A Fan - IBM x3250 M3 Problem Determination And Service Manual

10. Firmly press the DIMM straight down into the connector by applying pressure
11. Replace the DIMM air baffle (see "Installing the DIMM air baffle" on page 133).
12. Reconnect any cables that you removed.
13. Replace the cover (see "Installing the cover" on page 130).
14. Reconnect the power cord and any external cables that you removed.
15. Turn on the peripheral devices and the server.

Removing a fan

The server comes with five replaceable fans.
To remove any of the five replaceable fans, complete the following steps:
1. Read the safety information that begins on page vii and "Installation guidelines"
2. Turn off the server and all peripheral devices, and disconnect the power cords
3. Remove the server from the rack and remove the cover (see "Removing the
4. Reconnect the power cord; then, turn on the server.
5. Determine which fan to replace by checking the LEDs on the system board (see
6. Turn off the server; then, disconnect the power cord again.
7. Remove the DIMM air baffle (see "Installing the DIMM air baffle" on page 133).
8. Remove the failed fan from the server:
7. 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.
8. Turn the DIMM so that the DIMM keys align correctly with the connector.
9. Insert the DIMM into the connector by aligning the edges of the DIMM with the
slots at the ends of the DIMM connector (see "System-board optional device
connectors" on page 19 for the locations of the DIMM connectors).
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.
on page 127.
and all external cables.
cover" on page 130).
Attention: Operating the server for extended periods of time (more than 30
minutes) with the cover removed might damage server components.
"System-board LEDs" on page 18); a lit LED indicates the fan to replace.
Chapter 5. Removing and replacing server components
157