Chapter 3 Connect the Back End
60
Storage Center SC8000 Controller Deployment Guide
c
Wrap
the
label
around
the
cable
until
it
fully
encircles
the
cable.
The
bottom
of
each
pre
‐
made
label
is
clear
so
that
it
does
not
obscure
the
text.
Figure 59. Wrap Cable Label
d
Apply
a
matching
label
to
the
other
end
of
the
cable.
Connect SC200/SC220 Enclosures
This
section
shows
common
cabling
between
the
SC8000
controller
and
SC200/220
SAS
enclosures.
Locate
the
scenario
that
most
closely
matches
the
Storage
Center
you
are
configuring
and
follow
the
instructions,
modifying
them
as
necessary.
An
SC200/SC220
cabling
chain
can
contain
up
to
168
SAS
drives,
using
either
type
of
enclosure.
The
maximum
number
of
any
one
type
of
enclosure
is:
SC200:
14
enclosures
SC220:
7
enclosures
Each
SAS
IO
card
supports
up
to
two
chains
of
enclosures.
All
enclosures
attached
to
the
same
SAS
IO
card
must
be
running
at
the
same
speed
(all
6
Gb
or
3
Gb).
SC200/220
SAS
enclosure
chains
are
cabled
as
follows.
Side
A:
Enclosures
are
connected
from
B
port
to
A
port,
using
the
top
EMMs.
Side
B:
Enclosures
are
connected
from
A
port
to
B
port,
using
the
bottom
EMMs.
