v
Follow
the
suggested
actions
in
the
order
in
which
they
are
listed
in
the
Action
column
until
the
problem
is
solved.
v
See
the
parts
listing
in
the
Problem
Determination
and
Service
Guide
to
determine
which
components
are
customer
replaceable
units
(CRU)
and
which
components
are
field
replaceable
units
(FRU).
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
server
stops
responding
during
the
hard
disk
drive
diagnostic
test.
1.
Remove
the
hard
disk
drive
that
was
being
tested
when
the
server
stopped
responding
and
try
the
diagnostic
test
again.
2.
If
the
hard
disk
drive
diagnostic
test
runs
successfully,
replace
the
drive
that
you
removed
with
a
new
one.
The
hard
disk
drives
are
not
detected
while
the
operating
system
is
starting.
Make
sure
that
the
SAS
backplane
is
enabled
in
the
Configuration/Setup
Utility
program.
Intermittent
problems
v
Follow
the
suggested
actions
in
the
order
in
which
they
are
listed
in
the
Action
column
until
the
problem
is
solved.
v
See
the
parts
listing
in
the
Problem
Determination
and
Service
Guide
to
determine
which
components
are
customer
replaceable
units
(CRU)
and
which
components
are
field
replaceable
units
(FRU).
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
A
problem
occurs
only
occasionally
and
is
difficult
to
diagnose.
Make
sure
that:
v
All
cables
and
cords
are
connected
securely
to
the
rear
of
the
server
and
attached
devices.
v
When
the
server
is
turned
on,
air
is
flowing
from
the
rear
of
the
server
at
the
fan
grille.
If
there
is
no
airflow,
the
fans
are
not
working.
This
can
cause
the
server
to
overheat
and
shut
down.
v
The
SAS
bus
and
devices
are
configured
correctly
and
the
last
external
device
in
each
SAS
chain
is
terminated
correctly.
If
the
problem
remains,
call
for
service.
Keyboard,
mouse,
or
pointing-device
problems
v
Follow
the
suggested
actions
in
the
order
in
which
they
are
listed
in
the
Action
column
until
the
problem
is
solved.
v
See
the
parts
listing
in
the
Problem
Determination
and
Service
Guide
to
determine
which
components
are
customer
replaceable
units
(CRU)
and
which
components
are
field
replaceable
units
(FRU).
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
All
or
some
keys
on
the
keyboard
do
not
work.
v
Make
sure
that
the
keyboard
cable
is
securely
connected
to
the
server
and
that
the
keyboard
and
mouse
cables
are
not
reversed.
v
Make
sure
that
the
server
and
the
monitor
are
turned
on.
v
Try
using
another
keyboard.
If
the
problem
remains,
call
for
service.
54
IBM
System
x3850
Type
8864:
Installation
Guide
Summary of Contents for System x3850
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