v
No
:
Go
to
step
15
(See
page
12.
Select
option
5
.
Do
the
missing
units
have
device
parity
protected
status?
(Device
parity
protection
status
is
indicated
by
″
DPY/
″
as
the
first
four
characters
of
the
status.)
v
Yes
:
Continue
with
the
next
step.
v
No
:
Go
to
step
14
(See
page
13.
Is
the
status
DPY/Active?
v
Yes
:
Continue
with
the
next
step.
v
No
:
Use
the
Service
Action
Log
to
determine
if
there
are
any
entries
for
the
missing
disk
units
or
the
IOA/IOP
controlling
them.
(see
This
ends
the
procedure.
14.
Press
F11
,
and
press
Enter
to
display
the
details.
Do
all
of
the
disk
units
listed
on
the
display
have
a
reference
code
of
0000?
v
Yes
:
Do
all
of
the
IOPs
or
devices
listed
on
the
display
have
a
reference
code
of
0000?
–
No
:
Use
the
IOP
reference
code
shown
on
the
display
and
go
to
Perform
the
action
indicated
for
the
reference
code.
This
ends
the
procedure.
–
Yes
:
Go
to
step
19
(See
page
v
No
:
Use
the
disk
unit
reference
code
shown
on
the
display
and
go
to
the
SRC
information
for
the
specific
disk
unit
in
Perform
the
action
indicated
for
the
unit
reference
code.
This
ends
the
procedure.
15.
Does
the
following
message
appear
in
the
list?
Unknown
load-source
status
v
Yes
:
Continue
with
the
next
step.
v
No
:
Go
to
step
17
(See
page
16.
Select
option
5
,
press
F11
,
and
then
press
Enter
to
display
the
details.
Does
the
Assign
Missing
Load
Source
Disk
display
appear?
v
No
:
Continue
with
the
next
step.
v
Yes
:
Press
Enter
to
assign
the
missing
load-source
disk
unit.
This
ends
the
procedure.
17.
Does
the
following
message
appear
in
the
list?
Load
source
failure
v
Yes
:
Continue
with
the
next
step.
v
No
:
The
IPL
completed
successfully.
This
ends
the
procedure.
18.
Select
option
5
,
press
F11
,
and
then
press
Enter
to
display
the
details.
19.
The
number
of
failing
disk
unit
facilities
(actuators)
is
the
number
of
disk
units
displayed.
A
disk
unit
has
a
Unit
number
greater
than
zero.
Find
the
failing
disk
unit
by
type,
model,
serial
number,
or
address
displayed
on
the
console.
20.
Is
the
failing
disk
unit
a
9337?
v
No
:
Continue
with
the
next
step.
v
Yes
:
Go
to
step
25
(See
page
21.
Is
there
more
than
one
failing
disk
device
attached
to
the
IOA
or
MSIOP?
v
Yes
:
Continue
with
the
next
step.
v
No
:
Go
to
step
23
(See
page
22.
Are
all
the
disk
devices
that
are
attached
to
the
IOA
or
MSIOP
failing?
(If
the
disk
units
are
using
mirrored
protection,
select
Display
Disk
Status
to
find
out.)
126
iSeries:
iSeries
Server
270,
800,
810,
820,
825,
830,
840,
870,
890,
SB2,
and
SB3
Hardware
Problem
Analysis
and
Isolation
