Lenovo THINKSERVER 3797 - Manual (Page 208)

Installing the fan bracket
To install the fan bracket, complete the following steps.
1. Lower the fan bracket into the chassis.
2. Align the holes in the bottom of the bracket with the pins 2 in the bottom of
the chassis.
3. Press the bracket into position until the fan-bracket release levers 1 click into
place.
4. Replace the fans (see “Installing a hot-swap fan” on page 197).
5. Replace the PCI riser-card assemblies and the DIMM air baffle (see “Installing a
PCI riser-card assembly” on page 168 and “Installing the DIMM air baffle” on
page 178).
6. Install the cover (see “Completing the installation” on page 227).
7. Slide the server into the rack.
8. Reconnect the external cables; then, reconnect the power cords and turn on the
peripheral devices and the server.
Removing the SAS riser card and controller assembly
To remove the SAS riser-card and controller assembly from the server, complete
the steps for the applicable server model.
v 12-drive-capable server model:
200 ThinkServer RD220 Types 3729, 3779, 3797, and 3798: Hardware Maintenance Manual