IBM System x3650 M3 4255 Service Manual page 201

1. Read the safety information that begins on page vii and "Installation guidelines"
on page 169.
2. Turn off the server and peripheral devices and disconnect all power cords and
external cables.
3. Remove the cover (see "Removing the cover" on page 177).
4. Remove the fans (see "Removing a hot-swap fan" on page 223).
5. Remove the PCI riser-card assemblies and the DIMM air baffle (see "Removing
a PCI riser-card assembly" on page 188 and "Removing the DIMM air baffle" on
page 180).
6. Press the fan-bracket release latches toward each other and lift the fan bracket
out of the server.
Chapter 5. Removing and replacing server components
183