Lenovo 5457 Installation And Service Manual page 71

15. Position the rear adapter retention bracket so that the hole in one of the hinge points is aligned with the
hinge pin on the chassis; then, place the hinge pin through the hole on the chassis.
Figure 41. Rear adapter retention bracket installation for 4U server model with non-hot-swap power supplies
16. Rotate the rear adapter retention bracket into place so that the hole in the opposite hinge point snaps
into place over the hinge pin on the chassis.
17. Connect any required cables to the adapter. Route the cables so that they do not block the flow of air
from the system fan.
18. Install the air baffle (see
If you have other devices to install, do so now. Otherwise, go to
To install an adapter on the 5U server model with hot-swap power supplies, complete the following steps.
For 4U server models with non-hot-swap power supplies, please see the above sub-section.
1. Read the safety information in
2. Check the instructions that come with the adapter for any requirements, restrictions, or cabling
instructions. It might be easier to route cables before you install the adapter.
3. Follow the instructions that come with the adapter to set jumpers or switches, if any.
4. Touch the static-protective package that contains the adapter to any unpainted metal surface on the
server. Then, remove the adapter from the static-protective package. Avoid touching the components
and gold-edge connectors on the adapter.
5. Turn off the server and all peripheral devices; then, disconnect the power cords and all external cables.
6. Unlock and remove the side cover (see
7. Carefully turn the server on its side so that it is lying flat, with the system board facing up.
Attention: Do not allow the server to fall over.
8. Rotate the rear adapter-retention bracket to the open (unlocked) position.
9. Remove the expansion-slot cover by unscrewing the screw that secures it to the chassis. Store the
expansion-slot cover and screw in a safe place for future use.
Note: Expansion-slot covers must be installed on all vacant slots. This maintains the electronic
emissions standards of the server and ensures proper ventilation of server components.
"Replacing the air baffle" on page
"Safety" on page v
"Removing the side cover" on page
178).
"Completing the installation" on page
and "Installation guidelines" on page
Chapter 2
75.
31.
34).
.
Installing optional devices
59