IBM 6623 User Manual
10.
Determine
whether
the
drive
is
an
IDE
or
SCSI
device;
then,
connect
one
end
of
the
applicable
signal
cable
into
the
back
of
the
drive
and
make
sure
that
the
other
end
of
this
cable
is
connected
into
the
applicable
IDE
or
SCSI
connector
on
the
system
board.
11.
Route
the
signal
cable
so
that
it
does
not
block
the
airflow
to
the
rear
of
the
drives
or
over
the
microprocessor
and
memory.
12.
If
you
have
another
drive
to
install
or
remove,
do
so
now.
13.
Connect
the
power
cable
to
the
back
of
the
drive.
The
connectors
are
keyed
and
can
be
inserted
only
one
way.
14.
If
you
have
other
options
to
install
or
remove,
do
so
now;
otherwise,
replace
the
bezel
(see
and
then
go
to
Installing
a
SCSI
or
SATA
drive
in
bay
4,
5,
or
6
Some
models
come
with
non-hot-swap
SCSI
hard
disk
drives
or
Serial
ATA
(SATA)
hard
disk
drives.
Before
you
install
a
hard
disk
drive
in
bays
4,
5,
and
6,
read
the
following
information:
v
Read
the
documentation
that
comes
with
the
drive
for
cabling
instructions.
v
Route
the
cable
before
you
install
the
drive.
Do
not
block
the
airflow
from
the
fans.
v
You
can
install
up
to
four
SCSI
hard
disk
drives
in
your
computer
(SCSI
models
only).
v
Your
computer
supports
up
to
two
Serial
ATA
hard
disk
drives.
Note:
Your
computer
can
support
a
third
and
fourth
SATA
drive
if
you
install
an
optional
ServeRAID-7t
S-ATA
controller.
In
addition,
if
you
install
the
optional
ServeRAID-7t
S-ATA
controller
to
add
a
third
and
fourth
drive,
all
four
SATA
drives
must
then
be
connected
to
the
ServeRAID-7t
S-ATA
controller
instead
of
the
system
board.
See
the
optional
ServeRAID-7t
S-ATA
controller
documentation
for
cabling
instructions.
If
you
purchase
a
new
SATA
hard
drive,
you
will
also
need
to
purchase
a
signal
cable
for
it.
IBM
SATA
hard
drive
option
comes
with
a
signal
cable.
v
Install
hard
disk
drives
in
this
sequence:
bay
4,
bay
5,
bay
6,
and
then
bay
3.
See
for
information
about
how
to
install
a
hard
disk
drive
in
bay
3.
Chapter
2.
Installing
the
hardware
27