Chapter
5.
Solving
problems
This
chapter
provides
basic
troubleshooting
information
to
help
you
solve
some
common
problems
that
might
occur
while
you
are
setting
up
the
server.
If
you
cannot
locate
and
correct
the
problem
using
the
information
in
this
chapter,
see
Appendix
A,
“Getting
help
and
technical
assistance,”
on
page
81,
the
Hardware
Maintenance
Manual
on
the
ThinkServer
Documentation
DVD.
Diagnostic
tools
overview
The
following
tools
are
available
to
help
you
diagnose
and
solve
hardware-related
problems:
v
POST
beep
codes
The
power-on
self-test
beep
codes
indicate
the
detection
of
a
problem.
–
One
beep
indicates
successful
completion
of
POST,
with
no
errors.
–
More
than
one
beep
indicates
that
POST
detected
a
problem.
Error
messages
also
appear
during
startup
if
POST
detects
a
hardware-configuration
problem.
See
“POST
beep
codes”
and
the
Hardware
Maintenance
Manual
on
the
ThinkServer
Documentation
DVD
for
more
information.
v
Diagnostics
DVD
The
Diagnostics
DVD
provided
with
your
server
contains
the
diagnostic
programs
for
testing
the
major
components
of
the
server.
For
additional
information
about
the
Diagnostics
DVD,
see
the
Hardware
Maintenance
Manual
on
the
ThinkServer
Documentation
DVD.
v
Troubleshooting
tables
These
tables
list
problem
symptoms
and
steps
to
correct
the
problems.
See
“Troubleshooting
tables”
on
page
65
for
more
information.
v
Diagnostic
programs
and
error
messages
The
system
diagnostic
programs
are
provided
in
ROM.
These
programs
test
the
major
components
of
the
server.
See
the
Hardware
Maintenance
Manual
on
the
ThinkServer
Documentation
DVD
v
Light
path
diagnostics
Use
light
path
diagnostics
to
diagnose
system
errors
quickly.
See
“Light
path
diagnostics”
on
page
77
for
more
information.
POST
beep
codes
POST
emits
one
beep
to
signal
successful
completion.
If
POST
detects
a
problem
during
startup,
other
beep
codes
might
occur.
Use
the
following
beep
code
descriptions
to
help
diagnose
and
solve
problems
that
are
detected
during
startup.
Note:
See
the
Hardware
Maintenance
Manual
on
the
ThinkServer
Documentation
DVD
for
more
information
about
the
POST
beep
codes.
One
beep
POST
was
completed
successfully
without
finding
any
errors.
One
long
beep
and
two
short
beeps
A
video
error
has
occurred,
and
the
BIOS
cannot
initialize
the
monitor
screen
to
display
additional
information.
©
Lenovo
2008.
Portions
©
IBM
Corp.
2007.
61
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