Axus Yotta Sport, Hardware Installation Manual

Page: 47 / 58

Appendix B. Battery Back up Module
41
A
A
p
p
p
p
e
e
n
n
d
d
i
i
x
x
B
B
B
B
a
a
t
t
t
t
e
e
r
r
y
y
B
B
a
a
c
c
k
k
u
u
p
p
M
M
o
o
d
d
u
u
l
l
e
e
(
(
B
B
B
B
M
M
)
)
The external RAID controller operates using cache memory .The battery Backup
Module is an add-on module that provides power to the external RAID controller
cache memory in the event of a power failure. The Battery Backup Module
monitors the write back cache on the external RAID controller, and provides power
to the cache memory if it contains data not yet written to the hard drives when
power failure occurs.
BBM Components
YI-16SA2U4 / YI-16SA2F4 / YA-16SA2F4p / YA-16SA2S3p :
External RAID Controller BBM’s Connector
Battery Connector