![Synology RackStation RC18015xs+ Quick Installation Manual Download Page 18](http://html1.mh-extra.com/html/synology/rackstation-rc18015xs/rackstation-rc18015xs_quick-installation-manual_1421097018.webp)
18
4
Chapter
RC
Note:
Before powering off and disconnecting the RackStation serving as the
active server, please manually perform a switchover in DSM to minimize the
service downtime. For detailed information, please refer to
DSM Help
>
High
Availability Manager
.
Attach a Network Interface Card to the
RackStation
RackStation RC supports a PCIe x8 add-on network interface card.
Please see the instructions below to open the RackStation and attach a
network interface card.
Note:
1. Once you attach a network interface card to either of your RackStation units
in a HA cluster (if created), you must attach another network interface card of
the identical model to the other RackStation.
2. For compatible network interface card models, please visit
.
1
Shut down your RackStation. Disconnect all cables connected to your
RackStation to prevent any possible damage.
Maintenance and Expansion