Chapter
6.
Symptom-to-FRU
index
This
index
supports
xSeries
225
servers.
Notes:
1.
Check
the
configuration
before
you
replace
a
CRU
or
FRU.
Configuration
problems
can
cause
false
errors
and
symptoms.
2.
For
IBM
devices
not
supported
by
this
index,
see
the
manual
for
that
device.
3.
Always
start
with
“General
checkout”
on
page
19
The
symptom-to-FRU
index
lists
symptoms,
errors,
and
the
possible
causes.
The
most
likely
cause
is
listed
first.
Use
this
symptom-to-FRU
index
to
help
you
decide
which
FRUs
to
have
available
when
servicing
the
server.
The
first
column
of
the
two-column
tables
in
this
index
lists
error
codes
or
messages,
and
the
second
column
lists
one
or
more
suggested
actions
or
FRUs
to
replace.
Take
the
action
(or
replace
the
FRU)
suggested
first
in
the
list
of
the
second
column,
then
try
the
server
again
to
see
if
the
problem
has
been
corrected.
Note:
Try
reseating
a
suspected
component
or
reconnecting
a
cable
before
replacing
the
component.
The
POST
BIOS
code
displays
POST
error
codes
and
messages
on
the
screen.
Beep
symptoms
Beep
symptoms
are
short
tones
or
a
series
of
short
tones
separated
by
pauses
(intervals
without
sound).
See
the
examples
in
the
following
table.
Beeps
Description
1-2-3
v
One
beep
v
A
pause
(or
break)
v
Two
beeps
v
A
pause
(or
break)
v
Three
beeps
4
Four
continuous
beeps
One
beep
after
successfully
completing
POST
indicates
the
system
is
functioning
properly.
Note:
See
“System
replaceable
units”
on
page
122
to
determine
which
components
should
be
replaced
by
a
field
service
technician.
Beep/symptom
FRU/action
1-1-2
(Microprocessor
register
test
failed.)
Microprocessor
1-1-3
(CMOS
write/read
test
failed.)
1.
Battery
2.
System
board
1-1-4
(BIOS
EEPROM
checksum
failed.)
1.
Recover
BIOS
2.
System
board
©
Copyright
IBM
Corp.
2004
101
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