–
Storage
expansion
tower
(FC
508x)
This
ends
the
procedure.
6.
Is
the
SRC
1xxx
6x38
or
6x3A?
v
No
:
Continue
with
the
next
step.
v
Yes
:
Power
regulator
2
is
the
failing
item.
Perform
″
SPCN-PIP1
″
in
manual
on
the
V5R1
Supplemental
Manuals
web
site
to
determine
the
failing
item.
The
following
list
shows
the
possible
failing
items:
–
Expansion
I/O
tower
(FC
5077)
(see
for
part
number)
–
System
unit
expansion
(FC
507x)
(see
for
part
number)
–
Storage
expansion
tower
(FC
508x)
-
see
next
FRU
in
the
SRC
list
This
ends
the
procedure.
7.
Is
the
SRC
1xxx
6x58?
v
No
:
Continue
with
the
next
step.
v
Yes
:
Power
regulator
3
is
the
failing
item.
The
following
list
shows
the
possible
failing
items:
–
Expansion
I/O
tower
(FC
5077)
(see
for
part
number)
–
System
unit
expansion
(FC
507x)
-
see
next
FRU
in
the
SRC
list
–
Storage
expansion
tower
(FC
508x)
-
see
next
FRU
in
the
SRC
list
This
ends
the
procedure.
8.
Is
the
SRC
1xxx
7201,
7202,
7203,
or
7401?
v
No
:
Continue
with
the
next
step.
v
Yes
:
One
of
the
power
regulators
is
the
failing
item.
The
following
list
shows
the
possible
failing
items:
–
Expansion
I/O
tower
(FC
5077)
(see
for
part
number)
–
System
unit
expansion
(FC
507x)
(see
for
part
number)
–
Storage
expansion
tower
(FC
508x)
(see
for
part
number)
–
Battery
charger
(see
symbolic
FRU
This
ends
the
procedure.
9.
Is
the
SRC
1xxx
B101
or
B102?
v
No
:
Continue
with
the
next
step.
v
Yes
:
If
the
system
can
be
powered
on
with
this
SRC,
perform
symbolic
FRU
and
then
continue.
One
of
the
power
regulators
is
the
failing
item.
The
following
list
shows
the
possible
failing
items:
–
Expansion
I/O
tower
(FC
5077)
(see
for
part
number)
–
System
unit
expansion
(FC
507x)
(see
for
part
number)
–
Storage
expansion
tower
(FC
508x)
(see
for
part
number)
–
Battery
charger
(see
symbolic
FRU
This
ends
the
procedure.
10.
Is
the
SRC
1xxx
B201
or
B202?
v
No
:
Go
to
the
This
ends
the
procedure.
v
Yes
:
If
the
system
can
be
powered
on
with
this
SRC,
perform
symbolic
FRU
and
then
continue.
The
battery
unit
is
reporting
an
over-current.
The
following
list
shows
the
possible
failing
items:
–
Battery
charger
-
part
21H7060
(see
symbolic
FRU
This
ends
the
procedure.
PWRREG
instructions
for
Models
800
and
810
Analyze
hardware
problems
427