Fujitsu PRIMERGY TX1320 M4 - Flash Backup Unit (FBU); Installing an FBU; Preliminary Steps

TX1320 M4 Upgrade and Maintenance Manual 197
Expansion cards and backup units
9.5 Flash backup Unit (FBU)
The FBU backs up the memory contents of the RAID controller in the event of
a power failure. You can install one FBU.
9.5.1 Installing an FBU
9.5.1.1 Preliminary steps
Ê "Shutting down the server" on page 49
Ê "Disconnecting the power cord" on page 50
Ê "Getting access to the component" on page 51
Ê "Disconnecting the front USB connector" on page 268
Upgrade and Repair Unit
(URU)
Hardware: 5 minutes
Tools: Phillips PH1 / (+) No.1 screw driver (for installing the TFM)