v
Follow
the
suggested
actions
in
the
order
in
which
they
are
listed
in
the
Action
column
until
the
problem
is
solved.
v
See
Chapter
3,
“Parts
listing,
Types
7971
and
7972,”
on
page
59
to
determine
which
components
are
CRUs
and
which
components
are
FRUs.
v
If
an
action
step
is
preceded
by
“(Trained
service
technician
only),”
that
step
must
be
performed
only
by
a
trained
service
technician.
Symptom
Action
The
blade
server
does
not
start
and
the
following
conditions
are
present:
v
The
amber
system-error
LED
on
the
BladeCenter
unit
system
LED
panel
is
lit.
v
The
amber
blade
error
LED
on
the
blade
server
control
panel
is
lit.
v
The
management-module
event
log
contains
the
message
Processor
speed
mismatch
.
Make
sure
that
microprocessors
1
and
2
are
identical
(number
of
cores,
cache
size
and
type,
clock
speed,
internal
and
external
clock
frequencies).
(Trained
service
technician
only)
If
microprocessors
are
not
identical,
remove
the
microprocessor
with
the
incorrect
specifications
and
replace
with
a
microprocessor
that
has
the
correct
specifications.
The
blade
server
turns
off
for
no
apparent
reason.
1.
Check
the
function
of
the
shared
BladeCenter
unit
resources
(see
“Solving
shared
BladeCenter
resource
problems”
on
page
52).
2.
(Trained
service
technician
only)
If
the
microprocessor
error
LED
is
lit,
replace
the
microprocessor.
3.
(Trained
service
technician
only)
Replace
the
system
board
assembly.
The
blade
server
does
not
turn
off.
1.
Verify
whether
you
are
using
an
Advanced
Configuration
and
Power
Interface
(ACPI)
or
non-ACPI
operating
system.
2.
If
you
are
using
a
non-ACPI
operating
system,
complete
the
following
steps:
a.
Turn
off
the
blade
server
by
pressing
the
power-control
button
for
4
seconds.
b.
If
the
blade
server
fails
during
POST
and
the
power-control
button
does
not
work,
remove
the
blade
server
from
the
bay
and
reseat
it.
3.
If
the
problem
remains
or
if
you
are
using
an
ACPI-aware
operating
system,
complete
the
following
steps:
a.
Check
the
power-management
policies
in
the
operating
system
for
the
blade
server.
b.
(Trained
service
technician
only)
Replace
the
system
board
assembly.
34
BladeCenter
LS21
Type
7971
and
LS41
Type
7972:
Problem
Determination
and
Service
Guide
Summary of Contents for LS21 - BladeCenter - 7971
Page 1: ...BladeCenter LS21 Type 7971 and LS41 Type 7972 Problem Determination and Service Guide...
Page 2: ......
Page 3: ...BladeCenter LS21 Type 7971 and LS41 Type 7972 Problem Determination and Service Guide...
Page 8: ...vi BladeCenter LS21 Type 7971 and LS41 Type 7972 Problem Determination and Service Guide...
Page 16: ...xiv BladeCenter LS21 Type 7971 and LS41 Type 7972 Problem Determination and Service Guide...
Page 78: ...62 BladeCenter LS21 Type 7971 and LS41 Type 7972 Problem Determination and Service Guide...
Page 116: ...100 BladeCenter LS21 Type 7971 and LS41 Type 7972 Problem Determination and Service Guide...
Page 128: ...112 BladeCenter LS21 Type 7971 and LS41 Type 7972 Problem Determination and Service Guide...
Page 129: ......
Page 130: ...Part Number 24R9695 Printed in USA 1P P N 24R9695...
