<s>
A	O
splice	O
box	O
(	O
also	O
known	O
as	O
splice	B-Device
distributor	I-Device
)	O
is	O
a	O
housing	O
in	O
which	O
fiber	B-Architecture
optic	I-Architecture
cables	O
begin	O
or	O
end	O
.	O
</s>
<s>
Fiber	B-Architecture
optics	I-Architecture
are	O
fanned	O
out	O
in	O
splice	O
boxes	O
that	O
are	O
situated	O
at	O
the	O
end	O
of	O
fiber	B-Architecture
optic	I-Architecture
transmission	O
paths	O
.	O
</s>
<s>
The	O
main	O
components	O
of	O
a	O
splice	O
box	O
are	O
the	O
splice	O
cassette	O
that	O
picks	O
up	O
the	O
fibers	O
and	O
their	O
reserves	O
,	O
and	O
the	O
front	O
panel	O
which	O
contains	O
different	O
connectors	O
for	O
transmitting	O
signals	O
via	O
copper	O
or	O
fiber	B-Architecture
optic	I-Architecture
cables	O
.	O
</s>
<s>
The	O
splice	O
cassette	O
is	O
removable	O
in	O
order	O
to	O
assemble	O
fiber	B-Architecture
optics	I-Architecture
with	O
a	O
splice	O
unit	O
.	O
</s>
<s>
Since	O
modern	O
splice	O
cassettes	O
already	O
contain	O
a	O
splice	O
tray	O
,	O
a	O
splice	O
holder	O
,	O
couplings	O
and	O
pigtails	B-Device
,	O
the	O
installation	O
of	O
the	O
cables	O
is	O
facilitated	O
.	O
</s>
<s>
So-called	O
hybrid	O
splice	O
boxes	O
do	O
not	O
only	O
ensure	O
data	O
transmission	O
via	O
copper	O
cables	O
RJ45	O
or	O
fiber	B-Architecture
optics	I-Architecture
,	O
but	O
they	O
also	O
ensure	O
the	O
power	O
supply	O
.	O
</s>
