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Note:
See
Chapter
7,
“Parts
listing,
Type
8839,”
on
page
105
to
determine
which
components
should
be
replaced
by
a
field
service
technician.
Network
connection
problems
Symptom
FRU/action
One
or
more
blade
servers
are
unable
to
communicate
with
the
network.
Make
sure
that:
v
The
switch
modules
for
the
network
interface
being
used
are
installed
in
the
correct
BladeCenter
bays
and
are
configured
and
operating
correctly.
See
the
IBM
BladeCenter
Type
8677
Hardware
Maintenance
Manual
and
Troubleshooting
Guide
on
the
IBM
BladeCenter
Documentation
CD
for
details.
v
The
settings
in
the
switch
module
are
appropriate
for
the
blade
server
(settings
in
the
switch
module
are
blade-specific).
If
you
installed
an
I/O
expansion
option,
verify
that:
v
The
option
is
designed
for
the
blade
server.
v
You
followed
the
installation
instructions
that
came
with
the
option.
v
The
option
is
installed
correctly.
v
You
have
not
loosened
any
other
installed
options
or
cables.
v
You
updated
the
configuration
information
in
the
Configuration/Setup
Utility
program.
Whenever
memory
or
an
option
is
changed,
you
must
update
the
configuration.
If
the
problem
remains,
see
“Undetermined
problems”
on
page
101.
Note:
See
Chapter
7,
“Parts
listing,
Type
8839,”
on
page
105
to
determine
which
components
should
be
replaced
by
a
field
service
technician.
Service
processor
problems
Symptom
FRU/action
Service
processor
in
the
management
module
reports
a
general
monitor
failure.
Disconnect
the
BladeCenter
unit
from
all
electrical
sources,
wait
for
30
seconds,
reconnect
the
BladeCenter
unit
to
the
electrical
sources,
and
restart
the
server.
If
the
problem
remains,
see
“Undetermined
problems”
on
page
101
and
the
IBM
BladeCenter
Type
8677
Hardware
Maintenance
Manual
and
Troubleshooting
Guide
on
the
IBM
BladeCenter
Documentation
CD.
Error
messages
and
error
codes
The
system
BIOS
displays
error
messages
on
the
video
screen
during
POST
if
errors
are
detected.
POST
error
codes
are
logged
in
the
event
log.
The
blade
server
has
local
system
event
log
logging
capability.
The
local
system
event
log
is
stored
in
and
updated
by
the
baseboard
management
controller
(BMC).
For
information
about
accessing
the
system
event
log,
see
“Viewing
the
test
log”
on
page
27.
System
event
log
entries
logged
by
the
BMC
and
system
event
log
entries
logged
by
the
management
module
might
be
different
for
the
same
event
type.
Service
processor
error
messages
Note:
These
codes
are
viewed
in
the
BladeCenter
management-module
log.
When
viewed
from
the
system-error
log,
service
processor
error
messages
will
appear
as
text.
To
determine
a
possible
error
condition
for
the
service
processor,
the
system-error
log
(see
“System
errors”
on
page
100)
will
refer
you
to
the
management-module
log
in
the
BladeCenter
unit.
96
BladeCenter
HS40
Type
8839:
Hardware
Maintenance
Manual
and
Troubleshooting
Guide