9.5 Backup Units
9.5.1 Basic information
The Battery Backup Unit (BBU) or Flash Backup Unit (FBU) backs up the
memory contents of the connected SAS RAID controller in the event of a power
failure. The server can accommodate up to two backup units.
9.5.2 Installing an FBU
V CAUTION!
For further safety information, please refer to chapter "Important
information" on page 31.
9.5.2.1 Preliminary steps
Ê "Disabling SVOM boot watchdog functionality" on page 70
Ê "Shutting down the server" on page 46
Ê "Disconnecting the server from the mains" on page 46
Ê "Getting access to the component" on page 47
Ê "Removing the fan module" on page 151
Upgrade and Repair Unit
(URU)
Hardware: 5 minutes
Tools: TFM: Phillips PH1 / (+) No. 1 screw driver
FBU: tool-less