User guide

Hardware options installation 80
10. Install the access panel (on page 28).
11. Do one of the following:
o Close or install the tower bezel, as needed.
o Slide the server back into the rack.
12. Power up the server (on page 25).
For more information, see the documentation that ships with the option.
FBWC module and capacitor pack option
CAUTION: Do not use this controller with cache modules designed for other controller
models, because the controller can malfunction and you can lose data. Also, do not transfer
this cache module to a different controller module, because you can lose data.
To install the component:
1. Back up all data.
2. Close all applications.
3. Power down the server (on page 25).
CAUTION: In systems that use external data storage, be sure that the server is the first unit to
be powered down and the last to be powered back up. Taking this precaution ensures that
the system does not erroneously mark the drives as failed when the server is powered up.
4. Do one of the following:
o Open or remove the tower bezel, as needed ("Open or remove the tower bezel" on page 26).
o Extend the server from the rack (on page 25).
5. Remove the access panel (on page 27).
6. Remove the large redundant air baffle, if installed ("Remove the large redundant fan air baffle" on
page 28).