DEVBPLN
For
use
by
authorized
service
providers.
A
device
backplane
may
be
failing.
Replace
the
device
backplane.
Use
the
device
backplane
information
in
the
Service
Action
Log.
See
for
the
model
you
are
working
on
for
location,
part
number,
and
remove
and
replace
procedure
information.
DEVICE
For
use
by
authorized
service
providers.
The
addressed
storage
device
is
the
failing
item.
Perform
the
following.
1.
Is
the
device
location
information
available
in
the
Service
Action
Log?
v
No
:
Continue
with
the
next
step.
v
Yes
:
Exchange
the
failing
item.
See
Note:
If
the
failing
item
is
in
a
migration
tower,
go
to
Chapter
6
in
the
manual
on
the
V5R1
Supplemental
Manuals
web
site
.
This
ends
the
procedure.
2.
Find
the
IOP
address
and
the
device
address.
See
3.
To
determine
the
location
of
the
I/O
processor
card,
see
and
find
the
diagram
of
the
system
unit
or
the
expansion
unit.
Then,
find:
v
The
IOP
card
location
identified
by
the
direct
select
address.
v
The
addressed
storage
device
location
identified
by
the
device
address.
4.
Exchange
the
failing
device.
Use
the
device
type
to
determine
the
part.
This
ends
the
procedure.
DEVTERM
For
use
by
authorized
service
providers.
The
device
terminating
plug
may
be
failing.
Perform
the
following.
1.
Find
the
IOA
type:
a.
Find
the
IOA
location
information
in
the
Service
Action
Log
if
it
is
available.
If
the
location
is
not
available,
find
the
address
of
the
IOA.
See
Use
the
address
to
find
the
location.
See
If
the
failing
item
is
in
a
migration
tower,
go
to
the
DEVTERM
symbolic
FRU
in
manual
on
the
V5R1
Supplemental
Manuals
web
site
.
b.
Find
the
IOA
card
in
the
system
and
read
the
type
number
of
the
card
at
that
location.
2.
Use
the
information
in
the
following
list
to
determine
the
failing
terminating
plug:
Storage
IOA
type
Action
2749
For
device
types
3490,
3570,
3590,
3995,
and
7208,
see
FI00880
(See
page
in
the
Failing
Item
(FI)
code
table.
For
all
other
devices,
use
part
85F7887
2768
For
device
type
7207,
use
part
52G9907.
5702
Use
part
19P0874.
All
others
The
terminator
is
integrated
into
the
backplane
and
not
a
separate
failing
item.
Analyze
hardware
problems
325
