12.
Was
a
manufacturing
engineering
service
(MES),
system
upgrade,
feature,
or
any
other
field
bill
of
material
or
feature
field
bill
of
material
installed
just
before
the
intermittent
problems
started
occurring?
v
No
:
Continue
with
the
next
step.
v
Yes
:
Review
the
installation
instructions
to
ensure
that
each
step
was
performed
correctly.
Then
continue
with
the
next
step
of
this
procedure.
13.
Is
the
problem
associated
with
a
storage
device?
v
No
:
Continue
with
the
next
step.
v
Yes
:
Ensure
that
the
customer
is
using
the
correct
storage
device
cleaning
procedures
and
good
storage
media.
Then
continue
with
the
next
step
of
this
procedure.
14.
Ensure
that
all
the
items
in
are
being
performed
regularly.
Perform
the
following
to
help
prevent
intermittent
thermal
checks:
v
Ensure
that
the
AMDs
on
all
disk
units,
tape
units,
and
power
supplies
are
working.
v
Exchange
all
air
filters
as
recommended.
15.
If
necessary,
review
the
intermittent
problems
with
your
next
level
of
support
and
installation
planning
representative.
Ensure
that
all
installation
planning
checks
were
made
on
the
system.
Because
external
conditions
are
constantly
changing,
the
site
may
need
to
be
checked
again.
This
ends
the
procedure.
How
to
analyze
the
intermittent
problem
For
use
by
authorized
service
providers.
Use
this
procedure
to
begin
analyzing
an
intermittent
problem.
1.
Is
a
reference
code
associated
with
the
intermittent
problem?
v
No
:
Continue
with
the
next
step.
v
Yes
:
Go
to
the
and
find
the
reference
code.
If
the
actions
in
the
system
reference
code
tables
do
not
correct
the
intermittent
problem,
return
here
and
continue
with
the
next
step.
2.
Is
a
symptom
associated
with
the
intermittent
problem?
v
No
:
Continue
with
the
next
step.
v
Yes
:
Go
to
If
it
does
not
correct
the
intermittent
problem,
return
here
and
continue
with
the
next
step.
3.
Go
to
If
it
does
not
correct
the
intermittent
problem,
return
here
and
continue
with
the
next
step.
4.
Send
the
data
you
have
collected
to
your
next
level
of
support
so
that
an
Authorized
Program
Analysis
Report
(APAR)
or
a
Licensed
Internal
Code
Trouble
Report
(LICTR)
can
be
written.
This
ends
the
procedure.
Intermittent
symptoms
For
use
by
authorized
service
providers.
Use
the
table
below
to
find
the
symptom
and
description
of
the
intermittent
problem.
Then
perform
the
corresponding
intermittent
problem
isolation
procedures
(INT-PIPs)
(which
begin
at
Although
an
INT-PIP
may
correct
the
intermittent
problem,
use
your
best
judgment
to
determine
if
you
should
perform
the
remainder
of
the
INT-PIPs
shown
for
the
symptom.
Table
1.
Intermittent
symptoms
16
iSeries:
iSeries
Server
270,
800,
810,
820,
825,
830,
840,
870,
890,
SB2,
and
SB3
Hardware
Problem
Analysis
and
Isolation
