IBM 8671 Hardware Maintenance Manual - Page 40

Diagnostic

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6. For safety information, see "Safety information" on page 169. 7. For intermittent problems, check the error log. 001 IS THE SYSTEM PART OF A CLUSTER? YES. Schedule maintenance for the system. Shut down all systems related to the cluster. Run the storage test. NO. Go to step 002 . 002 IF THE SYSTEM IS NOT PART OF A CLUSTER: 1. Turn off the server and all external devices. 2. Check all cables and power cords. 3. Set all display controls to the middle position. 4. Turn on all external devices. 5. Turn on the server. 6. Record any POST error messages that are displayed on the screen. If an error is displayed, look up the first error in the "POST error codes" on page 147. 7. Check the information LED panel System Error LED; if it is on, see "Diagnostic panel system error LED" on page 132. 8. Check the System Error log. If an error was recorded by the system, see Chapter 6, "Symptom-to-FRU index," on page 129. 9. Start the diagnostic programs. 10. Check for the following responses: v One beep. v Readable instructions or the main menu. 003 DID YOU RECEIVE BOTH OF THE CORRECT RESPONSES? NO. Find the failure symptom in Chapter 6, "Symptom-to-FRU index," on page 129. YES. Run the diagnostic programs. If necessary, see "Diagnostic programs and error messages" on page 33. If you receive an error, see Chapter 6, "Symptom-to-FRU index," on page 129. If the diagnostic programs were completed successfully and you still suspect a problem, see "Undetermined problems" on page 157. 30 xSeries 235 Type 8671: Hardware Maintenance Manual and Troubleshooting Guide

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6.
For
safety
information,
see
“Safety
information”
on
page
169.
7.
For
intermittent
problems,
check
the
error
log.
±001²
IS
THE
SYSTEM
PART
OF
A
CLUSTER?
YES.
Schedule
maintenance
for
the
system.
Shut
down
all
systems
related
to
the
cluster.
Run
the
storage
test.
NO.
Go
to
step
±002²
.
±002²
IF
THE
SYSTEM
IS
NOT
PART
OF
A
CLUSTER:
1.
Turn
off
the
server
and
all
external
devices.
2.
Check
all
cables
and
power
cords.
3.
Set
all
display
controls
to
the
middle
position.
4.
Turn
on
all
external
devices.
5.
Turn
on
the
server.
6.
Record
any
POST
error
messages
that
are
displayed
on
the
screen.
If
an
error
is
displayed,
look
up
the
first
error
in
the
“POST
error
codes”
on
page
147.
7.
Check
the
information
LED
panel
System
Error
LED;
if
it
is
on,
see
“Diagnostic
panel
system
error
LED”
on
page
132.
8.
Check
the
System
Error
log.
If
an
error
was
recorded
by
the
system,
see
Chapter
6,
“Symptom-to-FRU
index,”
on
page
129.
9.
Start
the
diagnostic
programs.
10.
Check
for
the
following
responses:
v
One
beep.
v
Readable
instructions
or
the
main
menu.
±003²
DID
YOU
RECEIVE
BOTH
OF
THE
CORRECT
RESPONSES?
NO.
Find
the
failure
symptom
in
Chapter
6,
“Symptom-to-FRU
index,”
on
page
129.
YES.
Run
the
diagnostic
programs.
If
necessary,
see
“Diagnostic
programs
and
error
messages”
on
page
33.
If
you
receive
an
error,
see
Chapter
6,
“Symptom-to-FRU
index,”
on
page
129.
If
the
diagnostic
programs
were
completed
successfully
and
you
still
suspect
a
problem,
see
“Undetermined
problems”
on
page
157.
30
xSeries
235
Type
8671:
Hardware
Maintenance
Manual
and
Troubleshooting
Guide