IBM HS20 User Guide - Page 81

Problem, Action

Page 81 highlights

Table 5. Light path diagnostics LED Problem Action None An error has occurred and cannot be Check the system error log in the management isolated, or the service processor has module for more information about the error. failed. The error is not represented by a light path diagnostic LED. DIMM x error A memory error has occurred. Replace the failing DIMM, indicated by the lit DIMM failure LED. Note: Multiple DIMM LEDs do not necessarily indicate multiple DIMM failures. If more than one DIMM LED is lit, reseat or replace one DIMM at a time until the error goes away. Check the system error log in the management module for information about the error. Processor x error The microprocessor has failed. If the problem remains, have the blade server serviced. Make sure that the microprocessor that is indicated by the lit LED is installed correctly (see "Installing an additional microprocessor" on page 27 for installation instructions). Temperature error If the problem remains, have the microprocessor replaced. The system temperature has exceeded a threshold level. v Determine whether a blower on the BladeCenter unit has failed. If it has, replace the fan. v Make sure that the room temperature is not too high (see "Features and specifications" on page 5 for temperature information). System board error The system board has failed If the problem remains, have the blade server serviced. Replace the blade server cover, reinsert the blade server in the BladeCenter unit, and then restart the server. IDE bus x error NMI error If the problem remains, have the blade server serviced. The IDE bus indicated by the error LED Have the blade server serviced. has failed. The system board has failed. 1. Replace the blade server cover, reinsert the blade server in the BladeCenter unit, and then restart the server. 2. Check the system error log in the management module for information about the error. Processor mismatch The processors do not match. If the problem remains, have the blade server serviced. Make sure that microprocessors 1 and 2 have the same cache size and type and the same clock speed. Internal and external clock frequencies must be identical. If the problem remains, have the blade server serviced. Chapter 6. Solving problems 67

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Table
5.
Light
path
diagnostics
LED
Problem
Action
None
An
error
has
occurred
and
cannot
be
isolated,
or
the
service
processor
has
failed.
The
error
is
not
represented
by
a
light
path
diagnostic
LED.
Check
the
system
error
log
in
the
management
module
for
more
information
about
the
error.
DIMM
x
error
A
memory
error
has
occurred.
Replace
the
failing
DIMM,
indicated
by
the
lit
DIMM
failure
LED.
Note:
Multiple
DIMM
LEDs
do
not
necessarily
indicate
multiple
DIMM
failures.
If
more
than
one
DIMM
LED
is
lit,
reseat
or
replace
one
DIMM
at
a
time
until
the
error
goes
away.
Check
the
system
error
log
in
the
management
module
for
information
about
the
error.
If
the
problem
remains,
have
the
blade
server
serviced.
Processor
x
error
The
microprocessor
has
failed.
Make
sure
that
the
microprocessor
that
is
indicated
by
the
lit
LED
is
installed
correctly
(see
“Installing
an
additional
microprocessor”
on
page
27
for
installation
instructions).
If
the
problem
remains,
have
the
microprocessor
replaced.
Temperature
error
The
system
temperature
has
exceeded
a
threshold
level.
v
Determine
whether
a
blower
on
the
BladeCenter
unit
has
failed.
If
it
has,
replace
the
fan.
v
Make
sure
that
the
room
temperature
is
not
too
high
(see
“Features
and
specifications”
on
page
5
for
temperature
information).
If
the
problem
remains,
have
the
blade
server
serviced.
System
board
error
The
system
board
has
failed
Replace
the
blade
server
cover,
reinsert
the
blade
server
in
the
BladeCenter
unit,
and
then
restart
the
server.
If
the
problem
remains,
have
the
blade
server
serviced.
IDE
bus
x
error
The
IDE
bus
indicated
by
the
error
LED
has
failed.
Have
the
blade
server
serviced.
NMI
error
The
system
board
has
failed.
1.
Replace
the
blade
server
cover,
reinsert
the
blade
server
in
the
BladeCenter
unit,
and
then
restart
the
server.
2.
Check
the
system
error
log
in
the
management
module
for
information
about
the
error.
If
the
problem
remains,
have
the
blade
server
serviced.
Processor
mismatch
The
processors
do
not
match.
Make
sure
that
microprocessors
1
and
2
have
the
same
cache
size
and
type
and
the
same
clock
speed.
Internal
and
external
clock
frequencies
must
be
identical.
If
the
problem
remains,
have
the
blade
server
serviced.
Chapter
6.
Solving
problems
67