OU
T
IN
!
2 Gb/s
1 Gb/s
OU
T
IN
!
2 Gb/s
1 Gb/s
OU
T
IN
!
2 Gb/s
1 Gb/s
OU
T
IN
!
2 Gb/s
1 Gb/s
SFP module
Fiber-optic
cable
9.
Reconnect
the
fiber-optic
cables
that
you
removed
in
Step
1
on
page
59.
10.
Check
the
indicator
lights
on
the
mini-hub.
When
the
mini-hub
is
operating
properly,
the
green
loop
good
light
is
lit
and
the
fault
light
is
not
lit.
If
the
mini-hub
port
is
in
normal
operation,
the
amber
port
bypass
light
is
not
lit.
If
a
problem
is
indicated,
use
the
storage-management
software
to
check
the
DS4400
Storage
Server
status.
For
more
information,
see
“Mini-hub
indicator
lights”
on
page
33.
Figure
50.
Installing
an
SFP
module
in
a
mini-hub
62
IBM
TotalStorage
DS4400
Fibre
Channel
Storage
Server:
User’s
Guide
Summary of Contents for TotalStorage DS4400
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