Chapter
4.
Checking
the
Cluster
1350
cabling
process
The
IBM
System
Cluster
1350
comes
without
an
operating
system
installed
unless
the
option
is
purchased
that
includes
a
preloaded
operating
system.
An
IBM
customer
service
representative
(CSR)
performs
the
hardware
cabling
process
then
the
customer
performs
the
operating
system
and
device
software
installation
unless
a
service
contract
is
purchased
that
includes
the
software
installation.
Before
turning
on
a
Cluster
1350
system,
you
must
first
check
all
the
connections
in
the
expansion
cabinets
and
primary
cabinet.
After
you
have
verified
that
all
connections
are
secure,
turn
on
the
expansion
cabinets
containing
storage
nodes,
storage
servers,
and
storage
expansion
units.
Turn
on
the
primary
cabinet
last.
Note:
If
you
have
a
component
that
does
not
display
the
operational
blue
LEDs
on
the
control
panel,
see
Installing
cables
and
checking
connections
in
the
expansion
cabinets
To
install
cables
and
check
the
connections
in
the
expansion
cabinets,
complete
the
following
steps:
1.
Make
sure
that
the
circuit-breaker
switches
for
the
source
power
are
all
turned
off.
2.
Open
the
side
and
rear
doors
of
the
cabinet.
3.
From
the
side
of
the
cabinet,
make
sure
that
all
the
power
cables
between
the
rack
power
distribution
units
and
the
front-end
power
distribution
units
(PDUs)
are
fully
seated.
4.
From
the
back
of
the
cabinet,
push
on
all
the
connectors
on
the
cables
running
from
the
rack-mounted
devices
powered
by
the
power
distribution
units
to
make
sure
that
the
cables
are
fully
seated.
5.
Connect
power
to
the
power
distribution
units:
a.
Connect
the
power
cable
to
the
power
distribution
unit.
b.
Pull
the
power
cable
through
the
opening
at
the
base
of
the
cabinet.
c.
Connect
the
power
cable
to
the
electrical
outlet.
d.
Turn
on
the
power
breaker
switch
for
the
source
power.
e.
Make
sure
that
the
power
distribution
unit
circuit
breakers
are
in
the
On
position.
6.
Make
sure
that
all
internal
power
distribution
units
are
turned
on
by
viewing
the
power
LEDs
on
the
power
distribution
unit
connected
components.
v
When
power
is
applied,
servers
display
a
flashing
green
LED
on
the
front
panel.
v
The
following
devices
have
no
power
switch
and
turn
on
automatically
when
the
power
distribution
units
are
turned
on.
Make
sure
that
the
following
components
have
power
applied:
–
KVM
switches
–
Cisco
Gigabit
switches
All
rack-mounted
devices
are
powered
by
the
internal
power
distribution
unit.
©
Copyright
IBM
Corp.
2007
23
Summary of Contents for System Cluster 1350
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