Lenovo 6528 - Manual (Page 74)

6. Remove the screw that secures the expansion-slot cover 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.
1 Rear adapter retention bracket
2 Expansion-slot screw (optional)
3 Adapter
4 Left side
5 Right side
6 Front adapter retention bracket
7. 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.
58 ThinkServer TS200 Types 6522, 6523, 6524, 6525, 6526, 6528, 6529, and 6530: Installation and User Guide