19.
Reconnect
the
SCSI
signal
cable
and
power
cable
to
the
standard
SCSI
backplane:
a.
Make
sure
that
one
end
of
the
power
cable
is
still
connected
to
the
upper
power
backplane
connector.
b.
Connect
the
other
end
of
the
power
cable
(labeled
“HDD1”)
to
the
standard
SCSI
backplane.
c.
Connect
the
end
of
the
SCSI
signal
cable
that
is
labeled
“HDD
backplane”
to
the
standard
SCSI
backplane.
d.
If
you
want
to
attach
the
upper
drive
cage
(bays
1
through
6)
to
a
RAID
or
SCSI
adapter,
route
the
SCSI
signal
cable
through
the
opening
in
the
adapter-support
bracket.
Do
not
connect
the
cable
to
the
adapter
at
this
time.
Attention:
Do
not
block
the
ventilated
space
in
front
of
the
fan
assembly.
If
you
do
not
plan
to
attach
the
upper
drive
cage
(bays
1
through
6)
to
a
RAID
or
SCSI
adapter,
reconnect
the
SCSI
signal
cable
to
the
internal
SCSI
connector
(J15)
on
the
system
board.
20.
Reconnect
the
internal
cables,
except
for
the
IDE
signal
cable,
diskette-drive
signal
cable,
front-fan
signal
cable,
and
the
cable
that
you
disconnected
from
the
internal
SCSI
connector
(J15)
on
the
system
board.
21.
Slide
the
shuttle
assembly
back
into
place
and
secure
it
by
locking
the
metal-hinge
latch.
22.
Reconnect
the
internal
IDE
signal
cable
to
the
IDE
system-board
connector.
Reconnect
the
diskette-drive
signal
cable
and
front-fan
signal
cable
to
the
corresponding
system-board
connectors.
See
“System-board
internal
cable
connectors”
on
page
43
for
cable
locations.
23.
Close
the
microprocessor
airflow
guide
located
between
the
front
fans
and
the
microprocessors.
Insert
the
tabs
into
the
corresponding
slots.
24.
Reinstall
the
air
baffle:
a.
Align
and
insert
the
two
tabs
on
the
rear
of
the
air
baffle
into
the
corresponding
slots
on
the
rear
of
the
server.
b.
Align
the
hole
on
the
front
of
the
air
baffle
over
the
corresponding
alignment
pin
on
the
chassis;
then,
lower
the
air
baffle
into
place.
Note:
The
alignment
pin
is
located
near
the
plastic
fastener
behind
fan
1.
c.
Press
firmly
on
the
two
plastic
fasteners
until
they
snap
into
place
on
the
front
of
the
air
baffle.
This
secures
the
air
baffle
in
the
server.
25.
In
step
17
on
page
68,
you
connected
one
end
of
the
optional
SCSI
signal
cable
to
the
new
6-Pack
hot-swap
drive
backplane
and
routed
the
cable
through
the
opening
in
the
adapter-support
bracket.
Now
complete
the
procedure
by
routing
the
optional
SCSI
signal
cable
to
a
dual-channel
RAID
or
SCSI
adapter
and
connecting
the
unattached
end
of
the
cable
to
an
internal
channel
connector
on
the
adapter
(see
“Cabling
a
RAID
or
SCSI
adapter”
on
page
56).
Attention:
Do
not
block
the
ventilated
space
in
front
of
the
fan
assembly.
26.
If
you
decided
to
attach
the
upper
drive
cage
(bays
1
through
6)
to
a
RAID
or
SCSI
adapter
in
step
19,
you
must
disconnect
the
SCSI
signal
cable
from
the
internal
SCSI
connector
(J15)
on
the
system
board
(see
“System-board
internal
cable
connectors”
on
page
43
for
the
system-board
connector
locations).
In
step
19,
you
connected
one
end
of
the
standard
SCSI
signal
cable
to
the
standard
SCSI
backplane
and
routed
the
cable
through
the
opening
in
the
adapter-support
bracket.
Now
complete
the
procedure
by
routing
the
standard
SCSI
signal
cable
to
the
RAID
or
SCSI
adapter
and
Chapter
4.
Customer
replaceable
units
69
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