IBM System x3250 Problem Determination And Service Manual page 109

Connectors
1. Make sure that the air deflector is in the open position.
2. Connect the power cable to the replacement backplane or back plate.
3. Slide the backplane or back plate into the card guides, making sure that any
nearby wires or cables are not trapped or pinched.
4. Press firmly until the backplane or back plate is fully seated.
5. Rotate the air deflector into place, making sure that no cables are pinched
beneath it, and press it down firmly.
6. Reconnect the backplane or back plate cables.
v If the server is a hot-swap model, reconnect the SAS/SATA controller cable
to the backplane.
v If the server is a simple-swap model, reconnect the SATA cables to the
system board. See "System-board internal connectors" on page 6 for the
location of the SATA connectors on the system board.
Note: Make sure that the cable drive number on the back plate matches
the connector number on the system board.
7. Install the cover (see "Installing the cover" on page 69).
8. Replace the hard disk drives.
9. Slide the server into the rack.
10. Connect the cables and power cords.
11. Turn on all attached devices and the server.
Air deflector
Guide
channel
Chapter 4. Removing and replacing server components
91