Fujitsu PRIMERGY RX2540 M2 Upgrade And Maintenance Manual page 314

Expansion cards and backup units
8.7 Backup Units
8.7.1 Basic information
The Flash Backup Unit (FBU) backs up the memory contents of the connected
SAS RAID controller in the event of a power failure. The PRIMERGY
RX2540 M2 server can accommodate up to two backup units.
Figure 207: FBU mounting positions
8.7.2 Installing an FBU
Upgrade and Repair Unit
(URU)
Tools: Phillips PH1 / (+) No. 1 screw driver
V
CAUTION!
For further safety information, please refer to chapter
information" on page
314
49.
Upgrade and Maintenance Manual
Hardware: 10 minutes
"Important
RX2540 M2